Mercurial > hg
annotate mercurial/cext/parsers.c @ 33926:f4433f2713d0
encoding: add function to test if a str consists of ASCII characters
Most strings are ASCII. Let's optimize for it.
Using uint64_t is slightly faster than uint32_t on 64bit system, but there
isn't huge difference.
author | Yuya Nishihara <yuya@tcha.org> |
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date | Sun, 23 Apr 2017 12:59:42 +0900 |
parents | 2c37f9dabc32 |
children | b90e8da190da |
rev | line source |
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1 /* |
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2 parsers.c - efficient content parsing |
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3 |
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4 Copyright 2008 Matt Mackall <mpm@selenic.com> and others |
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5 |
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6 This software may be used and distributed according to the terms of |
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7 the GNU General Public License, incorporated herein by reference. |
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8 */ |
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9 |
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10 #include <Python.h> |
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11 #include <ctype.h> |
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12 #include <stddef.h> |
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13 #include <string.h> |
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14 |
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15 #include "charencode.h" |
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16 #include "util.h" |
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17 #include "bitmanipulation.h" |
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18 |
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19 #ifdef IS_PY3K |
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20 /* The mapping of Python types is meant to be temporary to get Python |
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21 * 3 to compile. We should remove this once Python 3 support is fully |
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22 * supported and proper types are used in the extensions themselves. */ |
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23 #define PyInt_Check PyLong_Check |
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24 #define PyInt_FromLong PyLong_FromLong |
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25 #define PyInt_FromSsize_t PyLong_FromSsize_t |
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26 #define PyInt_AsLong PyLong_AsLong |
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27 #endif |
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28 |
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29 static const char *const versionerrortext = "Python minor version mismatch"; |
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30 |
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31 static PyObject *dict_new_presized(PyObject *self, PyObject *args) |
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32 { |
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33 Py_ssize_t expected_size; |
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34 |
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35 if (!PyArg_ParseTuple(args, "n:make_presized_dict", &expected_size)) |
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36 return NULL; |
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37 |
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38 return _dict_new_presized(expected_size); |
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39 } |
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40 |
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41 /* |
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42 * This code assumes that a manifest is stitched together with newline |
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43 * ('\n') characters. |
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44 */ |
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45 static PyObject *parse_manifest(PyObject *self, PyObject *args) |
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46 { |
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47 PyObject *mfdict, *fdict; |
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48 char *str, *start, *end; |
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49 int len; |
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50 |
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51 if (!PyArg_ParseTuple(args, "O!O!s#:parse_manifest", |
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52 &PyDict_Type, &mfdict, |
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53 &PyDict_Type, &fdict, |
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54 &str, &len)) |
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55 goto quit; |
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56 |
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57 start = str; |
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58 end = str + len; |
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59 while (start < end) { |
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60 PyObject *file = NULL, *node = NULL; |
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61 PyObject *flags = NULL; |
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62 char *zero = NULL, *newline = NULL; |
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63 ptrdiff_t nlen; |
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64 |
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65 zero = memchr(start, '\0', end - start); |
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66 if (!zero) { |
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67 PyErr_SetString(PyExc_ValueError, |
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68 "manifest entry has no separator"); |
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69 goto quit; |
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70 } |
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71 |
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72 newline = memchr(zero + 1, '\n', end - (zero + 1)); |
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73 if (!newline) { |
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74 PyErr_SetString(PyExc_ValueError, |
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75 "manifest contains trailing garbage"); |
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76 goto quit; |
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77 } |
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78 |
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79 file = PyBytes_FromStringAndSize(start, zero - start); |
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80 |
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81 if (!file) |
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82 goto bail; |
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83 |
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84 nlen = newline - zero - 1; |
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85 |
33759
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cext: modernize charencode.c to use Py_ssize_t
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86 node = unhexlify(zero + 1, nlen > 40 ? 40 : (Py_ssize_t)nlen); |
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87 if (!node) |
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88 goto bail; |
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89 |
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90 if (nlen > 40) { |
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91 flags = PyBytes_FromStringAndSize(zero + 41, |
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92 nlen - 40); |
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93 if (!flags) |
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94 goto bail; |
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95 |
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96 if (PyDict_SetItem(fdict, file, flags) == -1) |
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97 goto bail; |
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98 } |
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99 |
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100 if (PyDict_SetItem(mfdict, file, node) == -1) |
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101 goto bail; |
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102 |
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103 start = newline + 1; |
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104 |
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105 Py_XDECREF(flags); |
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106 Py_XDECREF(node); |
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107 Py_XDECREF(file); |
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108 continue; |
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109 bail: |
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110 Py_XDECREF(flags); |
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111 Py_XDECREF(node); |
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112 Py_XDECREF(file); |
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113 goto quit; |
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114 } |
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115 |
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116 Py_INCREF(Py_None); |
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117 return Py_None; |
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118 quit: |
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119 return NULL; |
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120 } |
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121 |
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122 static inline dirstateTupleObject *make_dirstate_tuple(char state, int mode, |
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123 int size, int mtime) |
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124 { |
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125 dirstateTupleObject *t = PyObject_New(dirstateTupleObject, |
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126 &dirstateTupleType); |
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127 if (!t) |
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128 return NULL; |
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129 t->state = state; |
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130 t->mode = mode; |
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131 t->size = size; |
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132 t->mtime = mtime; |
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133 return t; |
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134 } |
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135 |
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136 static PyObject *dirstate_tuple_new(PyTypeObject *subtype, PyObject *args, |
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137 PyObject *kwds) |
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138 { |
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139 /* We do all the initialization here and not a tp_init function because |
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140 * dirstate_tuple is immutable. */ |
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141 dirstateTupleObject *t; |
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142 char state; |
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143 int size, mode, mtime; |
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144 if (!PyArg_ParseTuple(args, "ciii", &state, &mode, &size, &mtime)) |
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145 return NULL; |
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146 |
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147 t = (dirstateTupleObject *)subtype->tp_alloc(subtype, 1); |
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148 if (!t) |
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149 return NULL; |
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150 t->state = state; |
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151 t->mode = mode; |
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152 t->size = size; |
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153 t->mtime = mtime; |
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154 |
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155 return (PyObject *)t; |
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156 } |
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157 |
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158 static void dirstate_tuple_dealloc(PyObject *o) |
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159 { |
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160 PyObject_Del(o); |
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161 } |
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162 |
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163 static Py_ssize_t dirstate_tuple_length(PyObject *o) |
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164 { |
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165 return 4; |
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166 } |
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167 |
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168 static PyObject *dirstate_tuple_item(PyObject *o, Py_ssize_t i) |
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169 { |
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170 dirstateTupleObject *t = (dirstateTupleObject *)o; |
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171 switch (i) { |
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172 case 0: |
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173 return PyBytes_FromStringAndSize(&t->state, 1); |
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174 case 1: |
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175 return PyInt_FromLong(t->mode); |
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176 case 2: |
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177 return PyInt_FromLong(t->size); |
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178 case 3: |
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179 return PyInt_FromLong(t->mtime); |
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180 default: |
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181 PyErr_SetString(PyExc_IndexError, "index out of range"); |
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182 return NULL; |
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183 } |
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184 } |
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185 |
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186 static PySequenceMethods dirstate_tuple_sq = { |
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187 dirstate_tuple_length, /* sq_length */ |
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188 0, /* sq_concat */ |
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189 0, /* sq_repeat */ |
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190 dirstate_tuple_item, /* sq_item */ |
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191 0, /* sq_ass_item */ |
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192 0, /* sq_contains */ |
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193 0, /* sq_inplace_concat */ |
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194 0 /* sq_inplace_repeat */ |
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195 }; |
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196 |
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197 PyTypeObject dirstateTupleType = { |
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198 PyVarObject_HEAD_INIT(NULL, 0) |
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199 "dirstate_tuple", /* tp_name */ |
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200 sizeof(dirstateTupleObject),/* tp_basicsize */ |
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201 0, /* tp_itemsize */ |
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202 (destructor)dirstate_tuple_dealloc, /* tp_dealloc */ |
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203 0, /* tp_print */ |
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204 0, /* tp_getattr */ |
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205 0, /* tp_setattr */ |
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206 0, /* tp_compare */ |
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207 0, /* tp_repr */ |
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208 0, /* tp_as_number */ |
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209 &dirstate_tuple_sq, /* tp_as_sequence */ |
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210 0, /* tp_as_mapping */ |
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211 0, /* tp_hash */ |
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212 0, /* tp_call */ |
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213 0, /* tp_str */ |
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214 0, /* tp_getattro */ |
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215 0, /* tp_setattro */ |
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216 0, /* tp_as_buffer */ |
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217 Py_TPFLAGS_DEFAULT, /* tp_flags */ |
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218 "dirstate tuple", /* tp_doc */ |
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219 0, /* tp_traverse */ |
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220 0, /* tp_clear */ |
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221 0, /* tp_richcompare */ |
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222 0, /* tp_weaklistoffset */ |
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223 0, /* tp_iter */ |
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224 0, /* tp_iternext */ |
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225 0, /* tp_methods */ |
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226 0, /* tp_members */ |
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227 0, /* tp_getset */ |
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228 0, /* tp_base */ |
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229 0, /* tp_dict */ |
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230 0, /* tp_descr_get */ |
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231 0, /* tp_descr_set */ |
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parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
232 0, /* tp_dictoffset */ |
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
233 0, /* tp_init */ |
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
234 0, /* tp_alloc */ |
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
235 dirstate_tuple_new, /* tp_new */ |
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
236 }; |
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
237 |
7093
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
238 static PyObject *parse_dirstate(PyObject *self, PyObject *args) |
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
239 { |
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
240 PyObject *dmap, *cmap, *parents = NULL, *ret = NULL; |
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
241 PyObject *fname = NULL, *cname = NULL, *entry = NULL; |
20167
09e41ac6289d
mpatch: rewrite pointer overflow checks
Matt Mackall <mpm@selenic.com>
parents:
20109
diff
changeset
|
242 char state, *cur, *str, *cpos; |
19725
5e25d71a58cc
parsers: state is a char, not an int
Bryan O'Sullivan <bryano@fb.com>
parents:
19718
diff
changeset
|
243 int mode, size, mtime; |
22403
41e9d58ec56f
parsers: avoid signed/unsigned comparison mismatch
Henrik Stuart <hg@hstuart.dk>
parents:
22402
diff
changeset
|
244 unsigned int flen, len, pos = 40; |
41e9d58ec56f
parsers: avoid signed/unsigned comparison mismatch
Henrik Stuart <hg@hstuart.dk>
parents:
22402
diff
changeset
|
245 int readlen; |
7093
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
246 |
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
247 if (!PyArg_ParseTuple(args, "O!O!s#:parse_dirstate", |
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
248 &PyDict_Type, &dmap, |
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
249 &PyDict_Type, &cmap, |
22403
41e9d58ec56f
parsers: avoid signed/unsigned comparison mismatch
Henrik Stuart <hg@hstuart.dk>
parents:
22402
diff
changeset
|
250 &str, &readlen)) |
7093
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
251 goto quit; |
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
252 |
22403
41e9d58ec56f
parsers: avoid signed/unsigned comparison mismatch
Henrik Stuart <hg@hstuart.dk>
parents:
22402
diff
changeset
|
253 len = readlen; |
41e9d58ec56f
parsers: avoid signed/unsigned comparison mismatch
Henrik Stuart <hg@hstuart.dk>
parents:
22402
diff
changeset
|
254 |
7093
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
255 /* read parents */ |
26052
b970418bbafe
parsers: set exception when there's too little string data to extract parents
Augie Fackler <augie@google.com>
parents:
26051
diff
changeset
|
256 if (len < 40) { |
b970418bbafe
parsers: set exception when there's too little string data to extract parents
Augie Fackler <augie@google.com>
parents:
26051
diff
changeset
|
257 PyErr_SetString( |
b970418bbafe
parsers: set exception when there's too little string data to extract parents
Augie Fackler <augie@google.com>
parents:
26051
diff
changeset
|
258 PyExc_ValueError, "too little data for parents"); |
7093
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
259 goto quit; |
26052
b970418bbafe
parsers: set exception when there's too little string data to extract parents
Augie Fackler <augie@google.com>
parents:
26051
diff
changeset
|
260 } |
7093
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
261 |
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
262 parents = Py_BuildValue("s#s#", str, 20, str + 20, 20); |
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
263 if (!parents) |
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
264 goto quit; |
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
265 |
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
266 /* read filenames */ |
20167
09e41ac6289d
mpatch: rewrite pointer overflow checks
Matt Mackall <mpm@selenic.com>
parents:
20109
diff
changeset
|
267 while (pos >= 40 && pos < len) { |
27226
f5e8cb813a4d
parsers: fix parse_dirstate to check len before unpacking header (issue4979)
Yuya Nishihara <yuya@tcha.org>
parents:
26872
diff
changeset
|
268 if (pos + 17 > len) { |
f5e8cb813a4d
parsers: fix parse_dirstate to check len before unpacking header (issue4979)
Yuya Nishihara <yuya@tcha.org>
parents:
26872
diff
changeset
|
269 PyErr_SetString(PyExc_ValueError, |
f5e8cb813a4d
parsers: fix parse_dirstate to check len before unpacking header (issue4979)
Yuya Nishihara <yuya@tcha.org>
parents:
26872
diff
changeset
|
270 "overflow in dirstate"); |
f5e8cb813a4d
parsers: fix parse_dirstate to check len before unpacking header (issue4979)
Yuya Nishihara <yuya@tcha.org>
parents:
26872
diff
changeset
|
271 goto quit; |
f5e8cb813a4d
parsers: fix parse_dirstate to check len before unpacking header (issue4979)
Yuya Nishihara <yuya@tcha.org>
parents:
26872
diff
changeset
|
272 } |
20167
09e41ac6289d
mpatch: rewrite pointer overflow checks
Matt Mackall <mpm@selenic.com>
parents:
20109
diff
changeset
|
273 cur = str + pos; |
7093
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
274 /* unpack header */ |
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
275 state = *cur; |
16437
d126a0d16856
util.h: replace ntohl/htonl with get/putbe32
Matt Mackall <mpm@selenic.com>
parents:
16414
diff
changeset
|
276 mode = getbe32(cur + 1); |
d126a0d16856
util.h: replace ntohl/htonl with get/putbe32
Matt Mackall <mpm@selenic.com>
parents:
16414
diff
changeset
|
277 size = getbe32(cur + 5); |
d126a0d16856
util.h: replace ntohl/htonl with get/putbe32
Matt Mackall <mpm@selenic.com>
parents:
16414
diff
changeset
|
278 mtime = getbe32(cur + 9); |
d126a0d16856
util.h: replace ntohl/htonl with get/putbe32
Matt Mackall <mpm@selenic.com>
parents:
16414
diff
changeset
|
279 flen = getbe32(cur + 13); |
20167
09e41ac6289d
mpatch: rewrite pointer overflow checks
Matt Mackall <mpm@selenic.com>
parents:
20109
diff
changeset
|
280 pos += 17; |
7093
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
281 cur += 17; |
20316
40f08c31844c
parsers: fix 'unsigned expression is always true' warning (issue4142)
David Soria Parra <davidsp@fb.com>
parents:
20169
diff
changeset
|
282 if (flen > len - pos) { |
7174
4da87407b845
parsers.c: fix integer overflows
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents:
7168
diff
changeset
|
283 PyErr_SetString(PyExc_ValueError, "overflow in dirstate"); |
7093
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
284 goto quit; |
7174
4da87407b845
parsers.c: fix integer overflows
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents:
7168
diff
changeset
|
285 } |
7093
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
286 |
21809
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
287 entry = (PyObject *)make_dirstate_tuple(state, mode, size, |
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
288 mtime); |
7093
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
289 cpos = memchr(cur, 0, flen); |
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
290 if (cpos) { |
11361
3de3d670d2b6
parsers.c: Added support for py3k.
Renato Cunha <renatoc@gmail.com>
parents:
10449
diff
changeset
|
291 fname = PyBytes_FromStringAndSize(cur, cpos - cur); |
3de3d670d2b6
parsers.c: Added support for py3k.
Renato Cunha <renatoc@gmail.com>
parents:
10449
diff
changeset
|
292 cname = PyBytes_FromStringAndSize(cpos + 1, |
7093
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
293 flen - (cpos - cur) - 1); |
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
294 if (!fname || !cname || |
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
295 PyDict_SetItem(cmap, fname, cname) == -1 || |
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
296 PyDict_SetItem(dmap, fname, entry) == -1) |
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
297 goto quit; |
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
298 Py_DECREF(cname); |
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
299 } else { |
11361
3de3d670d2b6
parsers.c: Added support for py3k.
Renato Cunha <renatoc@gmail.com>
parents:
10449
diff
changeset
|
300 fname = PyBytes_FromStringAndSize(cur, flen); |
7093
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
301 if (!fname || |
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
302 PyDict_SetItem(dmap, fname, entry) == -1) |
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
303 goto quit; |
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
304 } |
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
305 Py_DECREF(fname); |
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
306 Py_DECREF(entry); |
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
307 fname = cname = entry = NULL; |
20167
09e41ac6289d
mpatch: rewrite pointer overflow checks
Matt Mackall <mpm@selenic.com>
parents:
20109
diff
changeset
|
308 pos += flen; |
7093
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
309 } |
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
310 |
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
311 ret = parents; |
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
312 Py_INCREF(ret); |
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
313 quit: |
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
314 Py_XDECREF(fname); |
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
315 Py_XDECREF(cname); |
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
316 Py_XDECREF(entry); |
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
317 Py_XDECREF(parents); |
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
318 return ret; |
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
319 } |
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
320 |
16955
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
321 /* |
31278
1c97a91a18dc
dirstate: track otherparent files same as nonnormal
Durham Goode <durham@fb.com>
parents:
30577
diff
changeset
|
322 * Build a set of non-normal and other parent entries from the dirstate dmap |
27592
7c9eb2927879
dirstate: add a C implementation for nonnormalentries
Laurent Charignon <lcharignon@fb.com>
parents:
27410
diff
changeset
|
323 */ |
31278
1c97a91a18dc
dirstate: track otherparent files same as nonnormal
Durham Goode <durham@fb.com>
parents:
30577
diff
changeset
|
324 static PyObject *nonnormalotherparententries(PyObject *self, PyObject *args) { |
1c97a91a18dc
dirstate: track otherparent files same as nonnormal
Durham Goode <durham@fb.com>
parents:
30577
diff
changeset
|
325 PyObject *dmap, *fname, *v; |
1c97a91a18dc
dirstate: track otherparent files same as nonnormal
Durham Goode <durham@fb.com>
parents:
30577
diff
changeset
|
326 PyObject *nonnset = NULL, *otherpset = NULL, *result = NULL; |
27592
7c9eb2927879
dirstate: add a C implementation for nonnormalentries
Laurent Charignon <lcharignon@fb.com>
parents:
27410
diff
changeset
|
327 Py_ssize_t pos; |
7c9eb2927879
dirstate: add a C implementation for nonnormalentries
Laurent Charignon <lcharignon@fb.com>
parents:
27410
diff
changeset
|
328 |
7c9eb2927879
dirstate: add a C implementation for nonnormalentries
Laurent Charignon <lcharignon@fb.com>
parents:
27410
diff
changeset
|
329 if (!PyArg_ParseTuple(args, "O!:nonnormalentries", |
7c9eb2927879
dirstate: add a C implementation for nonnormalentries
Laurent Charignon <lcharignon@fb.com>
parents:
27410
diff
changeset
|
330 &PyDict_Type, &dmap)) |
7c9eb2927879
dirstate: add a C implementation for nonnormalentries
Laurent Charignon <lcharignon@fb.com>
parents:
27410
diff
changeset
|
331 goto bail; |
7c9eb2927879
dirstate: add a C implementation for nonnormalentries
Laurent Charignon <lcharignon@fb.com>
parents:
27410
diff
changeset
|
332 |
7c9eb2927879
dirstate: add a C implementation for nonnormalentries
Laurent Charignon <lcharignon@fb.com>
parents:
27410
diff
changeset
|
333 nonnset = PySet_New(NULL); |
7c9eb2927879
dirstate: add a C implementation for nonnormalentries
Laurent Charignon <lcharignon@fb.com>
parents:
27410
diff
changeset
|
334 if (nonnset == NULL) |
7c9eb2927879
dirstate: add a C implementation for nonnormalentries
Laurent Charignon <lcharignon@fb.com>
parents:
27410
diff
changeset
|
335 goto bail; |
7c9eb2927879
dirstate: add a C implementation for nonnormalentries
Laurent Charignon <lcharignon@fb.com>
parents:
27410
diff
changeset
|
336 |
31278
1c97a91a18dc
dirstate: track otherparent files same as nonnormal
Durham Goode <durham@fb.com>
parents:
30577
diff
changeset
|
337 otherpset = PySet_New(NULL); |
1c97a91a18dc
dirstate: track otherparent files same as nonnormal
Durham Goode <durham@fb.com>
parents:
30577
diff
changeset
|
338 if (otherpset == NULL) |
1c97a91a18dc
dirstate: track otherparent files same as nonnormal
Durham Goode <durham@fb.com>
parents:
30577
diff
changeset
|
339 goto bail; |
1c97a91a18dc
dirstate: track otherparent files same as nonnormal
Durham Goode <durham@fb.com>
parents:
30577
diff
changeset
|
340 |
27592
7c9eb2927879
dirstate: add a C implementation for nonnormalentries
Laurent Charignon <lcharignon@fb.com>
parents:
27410
diff
changeset
|
341 pos = 0; |
7c9eb2927879
dirstate: add a C implementation for nonnormalentries
Laurent Charignon <lcharignon@fb.com>
parents:
27410
diff
changeset
|
342 while (PyDict_Next(dmap, &pos, &fname, &v)) { |
7c9eb2927879
dirstate: add a C implementation for nonnormalentries
Laurent Charignon <lcharignon@fb.com>
parents:
27410
diff
changeset
|
343 dirstateTupleObject *t; |
7c9eb2927879
dirstate: add a C implementation for nonnormalentries
Laurent Charignon <lcharignon@fb.com>
parents:
27410
diff
changeset
|
344 if (!dirstate_tuple_check(v)) { |
7c9eb2927879
dirstate: add a C implementation for nonnormalentries
Laurent Charignon <lcharignon@fb.com>
parents:
27410
diff
changeset
|
345 PyErr_SetString(PyExc_TypeError, |
7c9eb2927879
dirstate: add a C implementation for nonnormalentries
Laurent Charignon <lcharignon@fb.com>
parents:
27410
diff
changeset
|
346 "expected a dirstate tuple"); |
7c9eb2927879
dirstate: add a C implementation for nonnormalentries
Laurent Charignon <lcharignon@fb.com>
parents:
27410
diff
changeset
|
347 goto bail; |
7c9eb2927879
dirstate: add a C implementation for nonnormalentries
Laurent Charignon <lcharignon@fb.com>
parents:
27410
diff
changeset
|
348 } |
7c9eb2927879
dirstate: add a C implementation for nonnormalentries
Laurent Charignon <lcharignon@fb.com>
parents:
27410
diff
changeset
|
349 t = (dirstateTupleObject *)v; |
7c9eb2927879
dirstate: add a C implementation for nonnormalentries
Laurent Charignon <lcharignon@fb.com>
parents:
27410
diff
changeset
|
350 |
31278
1c97a91a18dc
dirstate: track otherparent files same as nonnormal
Durham Goode <durham@fb.com>
parents:
30577
diff
changeset
|
351 if (t->state == 'n' && t->size == -2) { |
1c97a91a18dc
dirstate: track otherparent files same as nonnormal
Durham Goode <durham@fb.com>
parents:
30577
diff
changeset
|
352 if (PySet_Add(otherpset, fname) == -1) { |
1c97a91a18dc
dirstate: track otherparent files same as nonnormal
Durham Goode <durham@fb.com>
parents:
30577
diff
changeset
|
353 goto bail; |
1c97a91a18dc
dirstate: track otherparent files same as nonnormal
Durham Goode <durham@fb.com>
parents:
30577
diff
changeset
|
354 } |
1c97a91a18dc
dirstate: track otherparent files same as nonnormal
Durham Goode <durham@fb.com>
parents:
30577
diff
changeset
|
355 } |
1c97a91a18dc
dirstate: track otherparent files same as nonnormal
Durham Goode <durham@fb.com>
parents:
30577
diff
changeset
|
356 |
27592
7c9eb2927879
dirstate: add a C implementation for nonnormalentries
Laurent Charignon <lcharignon@fb.com>
parents:
27410
diff
changeset
|
357 if (t->state == 'n' && t->mtime != -1) |
7c9eb2927879
dirstate: add a C implementation for nonnormalentries
Laurent Charignon <lcharignon@fb.com>
parents:
27410
diff
changeset
|
358 continue; |
7c9eb2927879
dirstate: add a C implementation for nonnormalentries
Laurent Charignon <lcharignon@fb.com>
parents:
27410
diff
changeset
|
359 if (PySet_Add(nonnset, fname) == -1) |
7c9eb2927879
dirstate: add a C implementation for nonnormalentries
Laurent Charignon <lcharignon@fb.com>
parents:
27410
diff
changeset
|
360 goto bail; |
7c9eb2927879
dirstate: add a C implementation for nonnormalentries
Laurent Charignon <lcharignon@fb.com>
parents:
27410
diff
changeset
|
361 } |
7c9eb2927879
dirstate: add a C implementation for nonnormalentries
Laurent Charignon <lcharignon@fb.com>
parents:
27410
diff
changeset
|
362 |
31278
1c97a91a18dc
dirstate: track otherparent files same as nonnormal
Durham Goode <durham@fb.com>
parents:
30577
diff
changeset
|
363 result = Py_BuildValue("(OO)", nonnset, otherpset); |
1c97a91a18dc
dirstate: track otherparent files same as nonnormal
Durham Goode <durham@fb.com>
parents:
30577
diff
changeset
|
364 if (result == NULL) |
1c97a91a18dc
dirstate: track otherparent files same as nonnormal
Durham Goode <durham@fb.com>
parents:
30577
diff
changeset
|
365 goto bail; |
31291
fffd1abb1337
parsers: avoid leak of nonnset and otherpset
Augie Fackler <augie@google.com>
parents:
31278
diff
changeset
|
366 Py_DECREF(nonnset); |
fffd1abb1337
parsers: avoid leak of nonnset and otherpset
Augie Fackler <augie@google.com>
parents:
31278
diff
changeset
|
367 Py_DECREF(otherpset); |
31278
1c97a91a18dc
dirstate: track otherparent files same as nonnormal
Durham Goode <durham@fb.com>
parents:
30577
diff
changeset
|
368 return result; |
27592
7c9eb2927879
dirstate: add a C implementation for nonnormalentries
Laurent Charignon <lcharignon@fb.com>
parents:
27410
diff
changeset
|
369 bail: |
7c9eb2927879
dirstate: add a C implementation for nonnormalentries
Laurent Charignon <lcharignon@fb.com>
parents:
27410
diff
changeset
|
370 Py_XDECREF(nonnset); |
31278
1c97a91a18dc
dirstate: track otherparent files same as nonnormal
Durham Goode <durham@fb.com>
parents:
30577
diff
changeset
|
371 Py_XDECREF(otherpset); |
1c97a91a18dc
dirstate: track otherparent files same as nonnormal
Durham Goode <durham@fb.com>
parents:
30577
diff
changeset
|
372 Py_XDECREF(result); |
27592
7c9eb2927879
dirstate: add a C implementation for nonnormalentries
Laurent Charignon <lcharignon@fb.com>
parents:
27410
diff
changeset
|
373 return NULL; |
7c9eb2927879
dirstate: add a C implementation for nonnormalentries
Laurent Charignon <lcharignon@fb.com>
parents:
27410
diff
changeset
|
374 } |
7c9eb2927879
dirstate: add a C implementation for nonnormalentries
Laurent Charignon <lcharignon@fb.com>
parents:
27410
diff
changeset
|
375 |
7c9eb2927879
dirstate: add a C implementation for nonnormalentries
Laurent Charignon <lcharignon@fb.com>
parents:
27410
diff
changeset
|
376 /* |
16955
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
377 * Efficiently pack a dirstate object into its on-disk format. |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
378 */ |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
379 static PyObject *pack_dirstate(PyObject *self, PyObject *args) |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
380 { |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
381 PyObject *packobj = NULL; |
21806
05bd2667df4d
pack_dirstate: in C version, for invalidation set dict to what we write to disk
Siddharth Agarwal <sid0@fb.com>
parents:
21730
diff
changeset
|
382 PyObject *map, *copymap, *pl, *mtime_unset = NULL; |
16955
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
383 Py_ssize_t nbytes, pos, l; |
23946
f3e94aa6e182
parsers: don't leak a tuple in pack_dirstate
Augie Fackler <augie@google.com>
parents:
23945
diff
changeset
|
384 PyObject *k, *v = NULL, *pn; |
16955
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
385 char *p, *s; |
26630
3111b45a2bbf
parsers: make pack_dirstate take now in integer for consistency
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
26591
diff
changeset
|
386 int now; |
16955
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
387 |
26630
3111b45a2bbf
parsers: make pack_dirstate take now in integer for consistency
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
26591
diff
changeset
|
388 if (!PyArg_ParseTuple(args, "O!O!Oi:pack_dirstate", |
16955
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
389 &PyDict_Type, &map, &PyDict_Type, ©map, |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
390 &pl, &now)) |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
391 return NULL; |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
392 |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
393 if (!PySequence_Check(pl) || PySequence_Size(pl) != 2) { |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
394 PyErr_SetString(PyExc_TypeError, "expected 2-element sequence"); |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
395 return NULL; |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
396 } |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
397 |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
398 /* Figure out how much we need to allocate. */ |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
399 for (nbytes = 40, pos = 0; PyDict_Next(map, &pos, &k, &v);) { |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
400 PyObject *c; |
30100
c5afe5531709
parsers: convert PyString* to PyBytes*
Gregory Szorc <gregory.szorc@gmail.com>
parents:
30090
diff
changeset
|
401 if (!PyBytes_Check(k)) { |
16955
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
402 PyErr_SetString(PyExc_TypeError, "expected string key"); |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
403 goto bail; |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
404 } |
30100
c5afe5531709
parsers: convert PyString* to PyBytes*
Gregory Szorc <gregory.szorc@gmail.com>
parents:
30090
diff
changeset
|
405 nbytes += PyBytes_GET_SIZE(k) + 17; |
16955
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
406 c = PyDict_GetItem(copymap, k); |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
407 if (c) { |
30100
c5afe5531709
parsers: convert PyString* to PyBytes*
Gregory Szorc <gregory.szorc@gmail.com>
parents:
30090
diff
changeset
|
408 if (!PyBytes_Check(c)) { |
16955
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
409 PyErr_SetString(PyExc_TypeError, |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
410 "expected string key"); |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
411 goto bail; |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
412 } |
30100
c5afe5531709
parsers: convert PyString* to PyBytes*
Gregory Szorc <gregory.szorc@gmail.com>
parents:
30090
diff
changeset
|
413 nbytes += PyBytes_GET_SIZE(c) + 1; |
16955
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
414 } |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
415 } |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
416 |
30100
c5afe5531709
parsers: convert PyString* to PyBytes*
Gregory Szorc <gregory.szorc@gmail.com>
parents:
30090
diff
changeset
|
417 packobj = PyBytes_FromStringAndSize(NULL, nbytes); |
16955
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
418 if (packobj == NULL) |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
419 goto bail; |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
420 |
30100
c5afe5531709
parsers: convert PyString* to PyBytes*
Gregory Szorc <gregory.szorc@gmail.com>
parents:
30090
diff
changeset
|
421 p = PyBytes_AS_STRING(packobj); |
16955
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
422 |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
423 pn = PySequence_ITEM(pl, 0); |
30100
c5afe5531709
parsers: convert PyString* to PyBytes*
Gregory Szorc <gregory.szorc@gmail.com>
parents:
30090
diff
changeset
|
424 if (PyBytes_AsStringAndSize(pn, &s, &l) == -1 || l != 20) { |
16955
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
425 PyErr_SetString(PyExc_TypeError, "expected a 20-byte hash"); |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
426 goto bail; |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
427 } |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
428 memcpy(p, s, l); |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
429 p += 20; |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
430 pn = PySequence_ITEM(pl, 1); |
30100
c5afe5531709
parsers: convert PyString* to PyBytes*
Gregory Szorc <gregory.szorc@gmail.com>
parents:
30090
diff
changeset
|
431 if (PyBytes_AsStringAndSize(pn, &s, &l) == -1 || l != 20) { |
16955
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
432 PyErr_SetString(PyExc_TypeError, "expected a 20-byte hash"); |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
433 goto bail; |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
434 } |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
435 memcpy(p, s, l); |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
436 p += 20; |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
437 |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
438 for (pos = 0; PyDict_Next(map, &pos, &k, &v); ) { |
21809
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
439 dirstateTupleObject *tuple; |
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
440 char state; |
26774
04ab2348efd1
parsers: correct type of temporary variables for dirstate tuple fields
Yuya Nishihara <yuya@tcha.org>
parents:
26630
diff
changeset
|
441 int mode, size, mtime; |
16955
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
442 Py_ssize_t len, l; |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
443 PyObject *o; |
21809
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
444 char *t; |
16955
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
445 |
21809
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
446 if (!dirstate_tuple_check(v)) { |
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
447 PyErr_SetString(PyExc_TypeError, |
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
448 "expected a dirstate tuple"); |
16955
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
449 goto bail; |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
450 } |
21809
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
451 tuple = (dirstateTupleObject *)v; |
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
452 |
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
453 state = tuple->state; |
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
454 mode = tuple->mode; |
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
455 size = tuple->size; |
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
456 mtime = tuple->mtime; |
26630
3111b45a2bbf
parsers: make pack_dirstate take now in integer for consistency
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
26591
diff
changeset
|
457 if (state == 'n' && mtime == now) { |
18567
194e63c1ccb9
dirstate: move pure python dirstate packing to pure/parsers.py
Siddharth Agarwal <sid0@fb.com>
parents:
18504
diff
changeset
|
458 /* See pure/parsers.py:pack_dirstate for why we do |
194e63c1ccb9
dirstate: move pure python dirstate packing to pure/parsers.py
Siddharth Agarwal <sid0@fb.com>
parents:
18504
diff
changeset
|
459 * this. */ |
21806
05bd2667df4d
pack_dirstate: in C version, for invalidation set dict to what we write to disk
Siddharth Agarwal <sid0@fb.com>
parents:
21730
diff
changeset
|
460 mtime = -1; |
21809
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
461 mtime_unset = (PyObject *)make_dirstate_tuple( |
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
462 state, mode, size, mtime); |
21806
05bd2667df4d
pack_dirstate: in C version, for invalidation set dict to what we write to disk
Siddharth Agarwal <sid0@fb.com>
parents:
21730
diff
changeset
|
463 if (!mtime_unset) |
16955
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
464 goto bail; |
21806
05bd2667df4d
pack_dirstate: in C version, for invalidation set dict to what we write to disk
Siddharth Agarwal <sid0@fb.com>
parents:
21730
diff
changeset
|
465 if (PyDict_SetItem(map, k, mtime_unset) == -1) |
05bd2667df4d
pack_dirstate: in C version, for invalidation set dict to what we write to disk
Siddharth Agarwal <sid0@fb.com>
parents:
21730
diff
changeset
|
466 goto bail; |
05bd2667df4d
pack_dirstate: in C version, for invalidation set dict to what we write to disk
Siddharth Agarwal <sid0@fb.com>
parents:
21730
diff
changeset
|
467 Py_DECREF(mtime_unset); |
05bd2667df4d
pack_dirstate: in C version, for invalidation set dict to what we write to disk
Siddharth Agarwal <sid0@fb.com>
parents:
21730
diff
changeset
|
468 mtime_unset = NULL; |
16955
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
469 } |
21809
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
470 *p++ = state; |
26774
04ab2348efd1
parsers: correct type of temporary variables for dirstate tuple fields
Yuya Nishihara <yuya@tcha.org>
parents:
26630
diff
changeset
|
471 putbe32((uint32_t)mode, p); |
04ab2348efd1
parsers: correct type of temporary variables for dirstate tuple fields
Yuya Nishihara <yuya@tcha.org>
parents:
26630
diff
changeset
|
472 putbe32((uint32_t)size, p + 4); |
04ab2348efd1
parsers: correct type of temporary variables for dirstate tuple fields
Yuya Nishihara <yuya@tcha.org>
parents:
26630
diff
changeset
|
473 putbe32((uint32_t)mtime, p + 8); |
16955
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
474 t = p + 12; |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
475 p += 16; |
30100
c5afe5531709
parsers: convert PyString* to PyBytes*
Gregory Szorc <gregory.szorc@gmail.com>
parents:
30090
diff
changeset
|
476 len = PyBytes_GET_SIZE(k); |
c5afe5531709
parsers: convert PyString* to PyBytes*
Gregory Szorc <gregory.szorc@gmail.com>
parents:
30090
diff
changeset
|
477 memcpy(p, PyBytes_AS_STRING(k), len); |
16955
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
478 p += len; |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
479 o = PyDict_GetItem(copymap, k); |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
480 if (o) { |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
481 *p++ = '\0'; |
30100
c5afe5531709
parsers: convert PyString* to PyBytes*
Gregory Szorc <gregory.szorc@gmail.com>
parents:
30090
diff
changeset
|
482 l = PyBytes_GET_SIZE(o); |
c5afe5531709
parsers: convert PyString* to PyBytes*
Gregory Szorc <gregory.szorc@gmail.com>
parents:
30090
diff
changeset
|
483 memcpy(p, PyBytes_AS_STRING(o), l); |
16955
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
484 p += l; |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
485 len += l + 1; |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
486 } |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
487 putbe32((uint32_t)len, t); |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
488 } |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
489 |
30100
c5afe5531709
parsers: convert PyString* to PyBytes*
Gregory Szorc <gregory.szorc@gmail.com>
parents:
30090
diff
changeset
|
490 pos = p - PyBytes_AS_STRING(packobj); |
16955
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
491 if (pos != nbytes) { |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
492 PyErr_Format(PyExc_SystemError, "bad dirstate size: %ld != %ld", |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
493 (long)pos, (long)nbytes); |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
494 goto bail; |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
495 } |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
496 |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
497 return packobj; |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
498 bail: |
21806
05bd2667df4d
pack_dirstate: in C version, for invalidation set dict to what we write to disk
Siddharth Agarwal <sid0@fb.com>
parents:
21730
diff
changeset
|
499 Py_XDECREF(mtime_unset); |
16955
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
500 Py_XDECREF(packobj); |
23946
f3e94aa6e182
parsers: don't leak a tuple in pack_dirstate
Augie Fackler <augie@google.com>
parents:
23945
diff
changeset
|
501 Py_XDECREF(v); |
16955
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
502 return NULL; |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
503 } |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
504 |
24017
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
505 #define BUMPED_FIX 1 |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
506 #define USING_SHA_256 2 |
26591
042344313939
parsers: fix infinite loop or out-of-bound read in fm1readmarkers (issue4888)
Yuya Nishihara <yuya@tcha.org>
parents:
26590
diff
changeset
|
507 #define FM1_HEADER_SIZE (4 + 8 + 2 + 2 + 1 + 1 + 1) |
24017
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
508 |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
509 static PyObject *readshas( |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
510 const char *source, unsigned char num, Py_ssize_t hashwidth) |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
511 { |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
512 int i; |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
513 PyObject *list = PyTuple_New(num); |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
514 if (list == NULL) { |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
515 return NULL; |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
516 } |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
517 for (i = 0; i < num; i++) { |
30100
c5afe5531709
parsers: convert PyString* to PyBytes*
Gregory Szorc <gregory.szorc@gmail.com>
parents:
30090
diff
changeset
|
518 PyObject *hash = PyBytes_FromStringAndSize(source, hashwidth); |
24017
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
519 if (hash == NULL) { |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
520 Py_DECREF(list); |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
521 return NULL; |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
522 } |
26213
4d6cdea33f37
parsers: use PyTuple_SET_ITEM() to fill new marker tuples
Yuya Nishihara <yuya@tcha.org>
parents:
26107
diff
changeset
|
523 PyTuple_SET_ITEM(list, i, hash); |
24017
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
524 source += hashwidth; |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
525 } |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
526 return list; |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
527 } |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
528 |
26591
042344313939
parsers: fix infinite loop or out-of-bound read in fm1readmarkers (issue4888)
Yuya Nishihara <yuya@tcha.org>
parents:
26590
diff
changeset
|
529 static PyObject *fm1readmarker(const char *databegin, const char *dataend, |
042344313939
parsers: fix infinite loop or out-of-bound read in fm1readmarkers (issue4888)
Yuya Nishihara <yuya@tcha.org>
parents:
26590
diff
changeset
|
530 uint32_t *msize) |
24017
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
531 { |
26591
042344313939
parsers: fix infinite loop or out-of-bound read in fm1readmarkers (issue4888)
Yuya Nishihara <yuya@tcha.org>
parents:
26590
diff
changeset
|
532 const char *data = databegin; |
24017
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
533 const char *meta; |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
534 |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
535 double mtime; |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
536 int16_t tz; |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
537 uint16_t flags; |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
538 unsigned char nsuccs, nparents, nmetadata; |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
539 Py_ssize_t hashwidth = 20; |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
540 |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
541 PyObject *prec = NULL, *parents = NULL, *succs = NULL; |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
542 PyObject *metadata = NULL, *ret = NULL; |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
543 int i; |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
544 |
26591
042344313939
parsers: fix infinite loop or out-of-bound read in fm1readmarkers (issue4888)
Yuya Nishihara <yuya@tcha.org>
parents:
26590
diff
changeset
|
545 if (data + FM1_HEADER_SIZE > dataend) { |
042344313939
parsers: fix infinite loop or out-of-bound read in fm1readmarkers (issue4888)
Yuya Nishihara <yuya@tcha.org>
parents:
26590
diff
changeset
|
546 goto overflow; |
042344313939
parsers: fix infinite loop or out-of-bound read in fm1readmarkers (issue4888)
Yuya Nishihara <yuya@tcha.org>
parents:
26590
diff
changeset
|
547 } |
042344313939
parsers: fix infinite loop or out-of-bound read in fm1readmarkers (issue4888)
Yuya Nishihara <yuya@tcha.org>
parents:
26590
diff
changeset
|
548 |
24019
26fbf07482b2
_fm1readmarkers: generate list in C
Martin von Zweigbergk <martinvonz@google.com>
parents:
24017
diff
changeset
|
549 *msize = getbe32(data); |
24017
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
550 data += 4; |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
551 mtime = getbefloat64(data); |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
552 data += 8; |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
553 tz = getbeint16(data); |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
554 data += 2; |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
555 flags = getbeuint16(data); |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
556 data += 2; |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
557 |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
558 if (flags & USING_SHA_256) { |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
559 hashwidth = 32; |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
560 } |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
561 |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
562 nsuccs = (unsigned char)(*data++); |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
563 nparents = (unsigned char)(*data++); |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
564 nmetadata = (unsigned char)(*data++); |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
565 |
26591
042344313939
parsers: fix infinite loop or out-of-bound read in fm1readmarkers (issue4888)
Yuya Nishihara <yuya@tcha.org>
parents:
26590
diff
changeset
|
566 if (databegin + *msize > dataend) { |
042344313939
parsers: fix infinite loop or out-of-bound read in fm1readmarkers (issue4888)
Yuya Nishihara <yuya@tcha.org>
parents:
26590
diff
changeset
|
567 goto overflow; |
042344313939
parsers: fix infinite loop or out-of-bound read in fm1readmarkers (issue4888)
Yuya Nishihara <yuya@tcha.org>
parents:
26590
diff
changeset
|
568 } |
042344313939
parsers: fix infinite loop or out-of-bound read in fm1readmarkers (issue4888)
Yuya Nishihara <yuya@tcha.org>
parents:
26590
diff
changeset
|
569 dataend = databegin + *msize; /* narrow down to marker size */ |
042344313939
parsers: fix infinite loop or out-of-bound read in fm1readmarkers (issue4888)
Yuya Nishihara <yuya@tcha.org>
parents:
26590
diff
changeset
|
570 |
042344313939
parsers: fix infinite loop or out-of-bound read in fm1readmarkers (issue4888)
Yuya Nishihara <yuya@tcha.org>
parents:
26590
diff
changeset
|
571 if (data + hashwidth > dataend) { |
042344313939
parsers: fix infinite loop or out-of-bound read in fm1readmarkers (issue4888)
Yuya Nishihara <yuya@tcha.org>
parents:
26590
diff
changeset
|
572 goto overflow; |
042344313939
parsers: fix infinite loop or out-of-bound read in fm1readmarkers (issue4888)
Yuya Nishihara <yuya@tcha.org>
parents:
26590
diff
changeset
|
573 } |
30100
c5afe5531709
parsers: convert PyString* to PyBytes*
Gregory Szorc <gregory.szorc@gmail.com>
parents:
30090
diff
changeset
|
574 prec = PyBytes_FromStringAndSize(data, hashwidth); |
24017
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
575 data += hashwidth; |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
576 if (prec == NULL) { |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
577 goto bail; |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
578 } |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
579 |
26591
042344313939
parsers: fix infinite loop or out-of-bound read in fm1readmarkers (issue4888)
Yuya Nishihara <yuya@tcha.org>
parents:
26590
diff
changeset
|
580 if (data + nsuccs * hashwidth > dataend) { |
042344313939
parsers: fix infinite loop or out-of-bound read in fm1readmarkers (issue4888)
Yuya Nishihara <yuya@tcha.org>
parents:
26590
diff
changeset
|
581 goto overflow; |
042344313939
parsers: fix infinite loop or out-of-bound read in fm1readmarkers (issue4888)
Yuya Nishihara <yuya@tcha.org>
parents:
26590
diff
changeset
|
582 } |
24017
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
583 succs = readshas(data, nsuccs, hashwidth); |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
584 if (succs == NULL) { |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
585 goto bail; |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
586 } |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
587 data += nsuccs * hashwidth; |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
588 |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
589 if (nparents == 1 || nparents == 2) { |
26591
042344313939
parsers: fix infinite loop or out-of-bound read in fm1readmarkers (issue4888)
Yuya Nishihara <yuya@tcha.org>
parents:
26590
diff
changeset
|
590 if (data + nparents * hashwidth > dataend) { |
042344313939
parsers: fix infinite loop or out-of-bound read in fm1readmarkers (issue4888)
Yuya Nishihara <yuya@tcha.org>
parents:
26590
diff
changeset
|
591 goto overflow; |
042344313939
parsers: fix infinite loop or out-of-bound read in fm1readmarkers (issue4888)
Yuya Nishihara <yuya@tcha.org>
parents:
26590
diff
changeset
|
592 } |
24017
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
593 parents = readshas(data, nparents, hashwidth); |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
594 if (parents == NULL) { |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
595 goto bail; |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
596 } |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
597 data += nparents * hashwidth; |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
598 } else { |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
599 parents = Py_None; |
31426
43a7dfbead0c
parsers: handle refcounting of "parents" consistently
Gregory Szorc <gregory.szorc@gmail.com>
parents:
31292
diff
changeset
|
600 Py_INCREF(parents); |
24017
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
601 } |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
602 |
26591
042344313939
parsers: fix infinite loop or out-of-bound read in fm1readmarkers (issue4888)
Yuya Nishihara <yuya@tcha.org>
parents:
26590
diff
changeset
|
603 if (data + 2 * nmetadata > dataend) { |
042344313939
parsers: fix infinite loop or out-of-bound read in fm1readmarkers (issue4888)
Yuya Nishihara <yuya@tcha.org>
parents:
26590
diff
changeset
|
604 goto overflow; |
042344313939
parsers: fix infinite loop or out-of-bound read in fm1readmarkers (issue4888)
Yuya Nishihara <yuya@tcha.org>
parents:
26590
diff
changeset
|
605 } |
24017
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
606 meta = data + (2 * nmetadata); |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
607 metadata = PyTuple_New(nmetadata); |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
608 if (metadata == NULL) { |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
609 goto bail; |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
610 } |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
611 for (i = 0; i < nmetadata; i++) { |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
612 PyObject *tmp, *left = NULL, *right = NULL; |
26590
473a63c45394
parsers: read sizes of metadata pair of obsolete marker at once
Yuya Nishihara <yuya@tcha.org>
parents:
26214
diff
changeset
|
613 Py_ssize_t leftsize = (unsigned char)(*data++); |
473a63c45394
parsers: read sizes of metadata pair of obsolete marker at once
Yuya Nishihara <yuya@tcha.org>
parents:
26214
diff
changeset
|
614 Py_ssize_t rightsize = (unsigned char)(*data++); |
26591
042344313939
parsers: fix infinite loop or out-of-bound read in fm1readmarkers (issue4888)
Yuya Nishihara <yuya@tcha.org>
parents:
26590
diff
changeset
|
615 if (meta + leftsize + rightsize > dataend) { |
042344313939
parsers: fix infinite loop or out-of-bound read in fm1readmarkers (issue4888)
Yuya Nishihara <yuya@tcha.org>
parents:
26590
diff
changeset
|
616 goto overflow; |
042344313939
parsers: fix infinite loop or out-of-bound read in fm1readmarkers (issue4888)
Yuya Nishihara <yuya@tcha.org>
parents:
26590
diff
changeset
|
617 } |
30100
c5afe5531709
parsers: convert PyString* to PyBytes*
Gregory Szorc <gregory.szorc@gmail.com>
parents:
30090
diff
changeset
|
618 left = PyBytes_FromStringAndSize(meta, leftsize); |
26590
473a63c45394
parsers: read sizes of metadata pair of obsolete marker at once
Yuya Nishihara <yuya@tcha.org>
parents:
26214
diff
changeset
|
619 meta += leftsize; |
30100
c5afe5531709
parsers: convert PyString* to PyBytes*
Gregory Szorc <gregory.szorc@gmail.com>
parents:
30090
diff
changeset
|
620 right = PyBytes_FromStringAndSize(meta, rightsize); |
26590
473a63c45394
parsers: read sizes of metadata pair of obsolete marker at once
Yuya Nishihara <yuya@tcha.org>
parents:
26214
diff
changeset
|
621 meta += rightsize; |
26214
46605888faf3
parsers: use PyTuple_New and SET_ITEM to construct metadata pair of markers
Yuya Nishihara <yuya@tcha.org>
parents:
26213
diff
changeset
|
622 tmp = PyTuple_New(2); |
46605888faf3
parsers: use PyTuple_New and SET_ITEM to construct metadata pair of markers
Yuya Nishihara <yuya@tcha.org>
parents:
26213
diff
changeset
|
623 if (!left || !right || !tmp) { |
24017
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
624 Py_XDECREF(left); |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
625 Py_XDECREF(right); |
26214
46605888faf3
parsers: use PyTuple_New and SET_ITEM to construct metadata pair of markers
Yuya Nishihara <yuya@tcha.org>
parents:
26213
diff
changeset
|
626 Py_XDECREF(tmp); |
24017
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
627 goto bail; |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
628 } |
26214
46605888faf3
parsers: use PyTuple_New and SET_ITEM to construct metadata pair of markers
Yuya Nishihara <yuya@tcha.org>
parents:
26213
diff
changeset
|
629 PyTuple_SET_ITEM(tmp, 0, left); |
46605888faf3
parsers: use PyTuple_New and SET_ITEM to construct metadata pair of markers
Yuya Nishihara <yuya@tcha.org>
parents:
26213
diff
changeset
|
630 PyTuple_SET_ITEM(tmp, 1, right); |
26213
4d6cdea33f37
parsers: use PyTuple_SET_ITEM() to fill new marker tuples
Yuya Nishihara <yuya@tcha.org>
parents:
26107
diff
changeset
|
631 PyTuple_SET_ITEM(metadata, i, tmp); |
24017
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
632 } |
24019
26fbf07482b2
_fm1readmarkers: generate list in C
Martin von Zweigbergk <martinvonz@google.com>
parents:
24017
diff
changeset
|
633 ret = Py_BuildValue("(OOHO(di)O)", prec, succs, flags, |
24017
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
634 metadata, mtime, (int)tz * 60, parents); |
26591
042344313939
parsers: fix infinite loop or out-of-bound read in fm1readmarkers (issue4888)
Yuya Nishihara <yuya@tcha.org>
parents:
26590
diff
changeset
|
635 goto bail; /* return successfully */ |
042344313939
parsers: fix infinite loop or out-of-bound read in fm1readmarkers (issue4888)
Yuya Nishihara <yuya@tcha.org>
parents:
26590
diff
changeset
|
636 |
042344313939
parsers: fix infinite loop or out-of-bound read in fm1readmarkers (issue4888)
Yuya Nishihara <yuya@tcha.org>
parents:
26590
diff
changeset
|
637 overflow: |
042344313939
parsers: fix infinite loop or out-of-bound read in fm1readmarkers (issue4888)
Yuya Nishihara <yuya@tcha.org>
parents:
26590
diff
changeset
|
638 PyErr_SetString(PyExc_ValueError, "overflow in obsstore"); |
24017
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
639 bail: |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
640 Py_XDECREF(prec); |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
641 Py_XDECREF(succs); |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
642 Py_XDECREF(metadata); |
31426
43a7dfbead0c
parsers: handle refcounting of "parents" consistently
Gregory Szorc <gregory.szorc@gmail.com>
parents:
31292
diff
changeset
|
643 Py_XDECREF(parents); |
24017
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
644 return ret; |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
645 } |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
646 |
24019
26fbf07482b2
_fm1readmarkers: generate list in C
Martin von Zweigbergk <martinvonz@google.com>
parents:
24017
diff
changeset
|
647 |
26fbf07482b2
_fm1readmarkers: generate list in C
Martin von Zweigbergk <martinvonz@google.com>
parents:
24017
diff
changeset
|
648 static PyObject *fm1readmarkers(PyObject *self, PyObject *args) { |
26591
042344313939
parsers: fix infinite loop or out-of-bound read in fm1readmarkers (issue4888)
Yuya Nishihara <yuya@tcha.org>
parents:
26590
diff
changeset
|
649 const char *data, *dataend; |
26872
ce03e72837c6
parsers: fix width of datalen variable in fm1readmarkers
Yuya Nishihara <yuya@tcha.org>
parents:
26775
diff
changeset
|
650 int datalen; |
26107
50582df9d7a7
parsers: fix two cases of unsigned long instead of Py_ssize_t
Augie Fackler <augie@google.com>
parents:
26098
diff
changeset
|
651 Py_ssize_t offset, stop; |
24019
26fbf07482b2
_fm1readmarkers: generate list in C
Martin von Zweigbergk <martinvonz@google.com>
parents:
24017
diff
changeset
|
652 PyObject *markers = NULL; |
26fbf07482b2
_fm1readmarkers: generate list in C
Martin von Zweigbergk <martinvonz@google.com>
parents:
24017
diff
changeset
|
653 |
26107
50582df9d7a7
parsers: fix two cases of unsigned long instead of Py_ssize_t
Augie Fackler <augie@google.com>
parents:
26098
diff
changeset
|
654 if (!PyArg_ParseTuple(args, "s#nn", &data, &datalen, &offset, &stop)) { |
24019
26fbf07482b2
_fm1readmarkers: generate list in C
Martin von Zweigbergk <martinvonz@google.com>
parents:
24017
diff
changeset
|
655 return NULL; |
26fbf07482b2
_fm1readmarkers: generate list in C
Martin von Zweigbergk <martinvonz@google.com>
parents:
24017
diff
changeset
|
656 } |
26591
042344313939
parsers: fix infinite loop or out-of-bound read in fm1readmarkers (issue4888)
Yuya Nishihara <yuya@tcha.org>
parents:
26590
diff
changeset
|
657 dataend = data + datalen; |
24019
26fbf07482b2
_fm1readmarkers: generate list in C
Martin von Zweigbergk <martinvonz@google.com>
parents:
24017
diff
changeset
|
658 data += offset; |
26fbf07482b2
_fm1readmarkers: generate list in C
Martin von Zweigbergk <martinvonz@google.com>
parents:
24017
diff
changeset
|
659 markers = PyList_New(0); |
26fbf07482b2
_fm1readmarkers: generate list in C
Martin von Zweigbergk <martinvonz@google.com>
parents:
24017
diff
changeset
|
660 if (!markers) { |
26fbf07482b2
_fm1readmarkers: generate list in C
Martin von Zweigbergk <martinvonz@google.com>
parents:
24017
diff
changeset
|
661 return NULL; |
26fbf07482b2
_fm1readmarkers: generate list in C
Martin von Zweigbergk <martinvonz@google.com>
parents:
24017
diff
changeset
|
662 } |
26fbf07482b2
_fm1readmarkers: generate list in C
Martin von Zweigbergk <martinvonz@google.com>
parents:
24017
diff
changeset
|
663 while (offset < stop) { |
26fbf07482b2
_fm1readmarkers: generate list in C
Martin von Zweigbergk <martinvonz@google.com>
parents:
24017
diff
changeset
|
664 uint32_t msize; |
26fbf07482b2
_fm1readmarkers: generate list in C
Martin von Zweigbergk <martinvonz@google.com>
parents:
24017
diff
changeset
|
665 int error; |
26591
042344313939
parsers: fix infinite loop or out-of-bound read in fm1readmarkers (issue4888)
Yuya Nishihara <yuya@tcha.org>
parents:
26590
diff
changeset
|
666 PyObject *record = fm1readmarker(data, dataend, &msize); |
24019
26fbf07482b2
_fm1readmarkers: generate list in C
Martin von Zweigbergk <martinvonz@google.com>
parents:
24017
diff
changeset
|
667 if (!record) { |
26fbf07482b2
_fm1readmarkers: generate list in C
Martin von Zweigbergk <martinvonz@google.com>
parents:
24017
diff
changeset
|
668 goto bail; |
26fbf07482b2
_fm1readmarkers: generate list in C
Martin von Zweigbergk <martinvonz@google.com>
parents:
24017
diff
changeset
|
669 } |
26fbf07482b2
_fm1readmarkers: generate list in C
Martin von Zweigbergk <martinvonz@google.com>
parents:
24017
diff
changeset
|
670 error = PyList_Append(markers, record); |
26fbf07482b2
_fm1readmarkers: generate list in C
Martin von Zweigbergk <martinvonz@google.com>
parents:
24017
diff
changeset
|
671 Py_DECREF(record); |
26fbf07482b2
_fm1readmarkers: generate list in C
Martin von Zweigbergk <martinvonz@google.com>
parents:
24017
diff
changeset
|
672 if (error) { |
26fbf07482b2
_fm1readmarkers: generate list in C
Martin von Zweigbergk <martinvonz@google.com>
parents:
24017
diff
changeset
|
673 goto bail; |
26fbf07482b2
_fm1readmarkers: generate list in C
Martin von Zweigbergk <martinvonz@google.com>
parents:
24017
diff
changeset
|
674 } |
26fbf07482b2
_fm1readmarkers: generate list in C
Martin von Zweigbergk <martinvonz@google.com>
parents:
24017
diff
changeset
|
675 data += msize; |
26fbf07482b2
_fm1readmarkers: generate list in C
Martin von Zweigbergk <martinvonz@google.com>
parents:
24017
diff
changeset
|
676 offset += msize; |
26fbf07482b2
_fm1readmarkers: generate list in C
Martin von Zweigbergk <martinvonz@google.com>
parents:
24017
diff
changeset
|
677 } |
26fbf07482b2
_fm1readmarkers: generate list in C
Martin von Zweigbergk <martinvonz@google.com>
parents:
24017
diff
changeset
|
678 return markers; |
26fbf07482b2
_fm1readmarkers: generate list in C
Martin von Zweigbergk <martinvonz@google.com>
parents:
24017
diff
changeset
|
679 bail: |
26fbf07482b2
_fm1readmarkers: generate list in C
Martin von Zweigbergk <martinvonz@google.com>
parents:
24017
diff
changeset
|
680 Py_DECREF(markers); |
26fbf07482b2
_fm1readmarkers: generate list in C
Martin von Zweigbergk <martinvonz@google.com>
parents:
24017
diff
changeset
|
681 return NULL; |
26fbf07482b2
_fm1readmarkers: generate list in C
Martin von Zweigbergk <martinvonz@google.com>
parents:
24017
diff
changeset
|
682 } |
26fbf07482b2
_fm1readmarkers: generate list in C
Martin von Zweigbergk <martinvonz@google.com>
parents:
24017
diff
changeset
|
683 |
6389
0231f763ebc8
manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff
changeset
|
684 static char parsers_doc[] = "Efficient content parsing."; |
0231f763ebc8
manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff
changeset
|
685 |
17606
318fb32b980e
pathencode: new C module with fast encodedir() function
Adrian Buehlmann <adrian@cadifra.com>
parents:
17356
diff
changeset
|
686 PyObject *encodedir(PyObject *self, PyObject *args); |
17616
9535a0dc41f2
store: implement fncache basic path encoding in C
Bryan O'Sullivan <bryano@fb.com>
parents:
17606
diff
changeset
|
687 PyObject *pathencode(PyObject *self, PyObject *args); |
18430
0459c6555f69
store: implement lowerencode in C
Bryan O'Sullivan <bryano@fb.com>
parents:
17616
diff
changeset
|
688 PyObject *lowerencode(PyObject *self, PyObject *args); |
32378
7d0c69505a66
cext: extract revlog/index parsing code to own C file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32372
diff
changeset
|
689 PyObject *parse_index2(PyObject *self, PyObject *args); |
17606
318fb32b980e
pathencode: new C module with fast encodedir() function
Adrian Buehlmann <adrian@cadifra.com>
parents:
17356
diff
changeset
|
690 |
6389
0231f763ebc8
manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff
changeset
|
691 static PyMethodDef methods[] = { |
16955
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
692 {"pack_dirstate", pack_dirstate, METH_VARARGS, "pack a dirstate\n"}, |
31278
1c97a91a18dc
dirstate: track otherparent files same as nonnormal
Durham Goode <durham@fb.com>
parents:
30577
diff
changeset
|
693 {"nonnormalotherparententries", nonnormalotherparententries, METH_VARARGS, |
1c97a91a18dc
dirstate: track otherparent files same as nonnormal
Durham Goode <durham@fb.com>
parents:
30577
diff
changeset
|
694 "create a set containing non-normal and other parent entries of given " |
1c97a91a18dc
dirstate: track otherparent files same as nonnormal
Durham Goode <durham@fb.com>
parents:
30577
diff
changeset
|
695 "dirstate\n"}, |
6389
0231f763ebc8
manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff
changeset
|
696 {"parse_manifest", parse_manifest, METH_VARARGS, "parse a manifest\n"}, |
7093
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
697 {"parse_dirstate", parse_dirstate, METH_VARARGS, "parse a dirstate\n"}, |
13254
5ef5eb1f3515
revlog: only build the nodemap on demand
Matt Mackall <mpm@selenic.com>
parents:
11361
diff
changeset
|
698 {"parse_index2", parse_index2, METH_VARARGS, "parse a revlog index\n"}, |
33926
f4433f2713d0
encoding: add function to test if a str consists of ASCII characters
Yuya Nishihara <yuya@tcha.org>
parents:
33925
diff
changeset
|
699 {"isasciistr", isasciistr, METH_VARARGS, "check if an ASCII string\n"}, |
22778
80f2b63dd83a
parsers: add a function to efficiently lowercase ASCII strings
Siddharth Agarwal <sid0@fb.com>
parents:
22604
diff
changeset
|
700 {"asciilower", asciilower, METH_VARARGS, "lowercase an ASCII string\n"}, |
24577
bf55df007535
parsers: introduce an asciiupper function
Siddharth Agarwal <sid0@fb.com>
parents:
24576
diff
changeset
|
701 {"asciiupper", asciiupper, METH_VARARGS, "uppercase an ASCII string\n"}, |
25584
72b2711f12ea
parsers: add an API to create a new presized dict
Siddharth Agarwal <sid0@fb.com>
parents:
25583
diff
changeset
|
702 {"dict_new_presized", dict_new_presized, METH_VARARGS, |
72b2711f12ea
parsers: add an API to create a new presized dict
Siddharth Agarwal <sid0@fb.com>
parents:
25583
diff
changeset
|
703 "construct a dict with an expected size\n"}, |
24609
670aaee7931c
parsers: add a C function to create a file foldmap
Siddharth Agarwal <sid0@fb.com>
parents:
24606
diff
changeset
|
704 {"make_file_foldmap", make_file_foldmap, METH_VARARGS, |
670aaee7931c
parsers: add a C function to create a file foldmap
Siddharth Agarwal <sid0@fb.com>
parents:
24606
diff
changeset
|
705 "make file foldmap\n"}, |
33925
2c37f9dabc32
encoding: add fast path of jsonescape() (issue5533)
Yuya Nishihara <yuya@tcha.org>
parents:
33812
diff
changeset
|
706 {"jsonescapeu8fast", jsonescapeu8fast, METH_VARARGS, |
2c37f9dabc32
encoding: add fast path of jsonescape() (issue5533)
Yuya Nishihara <yuya@tcha.org>
parents:
33812
diff
changeset
|
707 "escape a UTF-8 byte string to JSON (fast path)\n"}, |
17606
318fb32b980e
pathencode: new C module with fast encodedir() function
Adrian Buehlmann <adrian@cadifra.com>
parents:
17356
diff
changeset
|
708 {"encodedir", encodedir, METH_VARARGS, "encodedir a path\n"}, |
17616
9535a0dc41f2
store: implement fncache basic path encoding in C
Bryan O'Sullivan <bryano@fb.com>
parents:
17606
diff
changeset
|
709 {"pathencode", pathencode, METH_VARARGS, "fncache-encode a path\n"}, |
18430
0459c6555f69
store: implement lowerencode in C
Bryan O'Sullivan <bryano@fb.com>
parents:
17616
diff
changeset
|
710 {"lowerencode", lowerencode, METH_VARARGS, "lower-encode a path\n"}, |
24019
26fbf07482b2
_fm1readmarkers: generate list in C
Martin von Zweigbergk <martinvonz@google.com>
parents:
24017
diff
changeset
|
711 {"fm1readmarkers", fm1readmarkers, METH_VARARGS, |
26fbf07482b2
_fm1readmarkers: generate list in C
Martin von Zweigbergk <martinvonz@google.com>
parents:
24017
diff
changeset
|
712 "parse v1 obsolete markers\n"}, |
6389
0231f763ebc8
manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff
changeset
|
713 {NULL, NULL} |
0231f763ebc8
manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff
changeset
|
714 }; |
0231f763ebc8
manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff
changeset
|
715 |
18900
02ee846b246a
scmutil: rewrite dirs in C, use if available
Bryan O'Sullivan <bryano@fb.com>
parents:
18567
diff
changeset
|
716 void dirs_module_init(PyObject *mod); |
24214
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
24032
diff
changeset
|
717 void manifest_module_init(PyObject *mod); |
32378
7d0c69505a66
cext: extract revlog/index parsing code to own C file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32372
diff
changeset
|
718 void revlog_module_init(PyObject *mod); |
18900
02ee846b246a
scmutil: rewrite dirs in C, use if available
Bryan O'Sullivan <bryano@fb.com>
parents:
18567
diff
changeset
|
719 |
33926
f4433f2713d0
encoding: add function to test if a str consists of ASCII characters
Yuya Nishihara <yuya@tcha.org>
parents:
33925
diff
changeset
|
720 static const int version = 3; |
32360
af3ef002395d
parsers: add version to help detect breaking binary changes
Jun Wu <quark@fb.com>
parents:
31470
diff
changeset
|
721 |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
722 static void module_init(PyObject *mod) |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
723 { |
32360
af3ef002395d
parsers: add version to help detect breaking binary changes
Jun Wu <quark@fb.com>
parents:
31470
diff
changeset
|
724 PyModule_AddIntConstant(mod, "version", version); |
af3ef002395d
parsers: add version to help detect breaking binary changes
Jun Wu <quark@fb.com>
parents:
31470
diff
changeset
|
725 |
20742
3681de20b0a7
parsers: fail fast if Python has wrong minor version (issue4110)
Chris Jerdonek <chris.jerdonek@gmail.com>
parents:
20555
diff
changeset
|
726 /* This module constant has two purposes. First, it lets us unit test |
3681de20b0a7
parsers: fail fast if Python has wrong minor version (issue4110)
Chris Jerdonek <chris.jerdonek@gmail.com>
parents:
20555
diff
changeset
|
727 * the ImportError raised without hard-coding any error text. This |
3681de20b0a7
parsers: fail fast if Python has wrong minor version (issue4110)
Chris Jerdonek <chris.jerdonek@gmail.com>
parents:
20555
diff
changeset
|
728 * means we can change the text in the future without breaking tests, |
3681de20b0a7
parsers: fail fast if Python has wrong minor version (issue4110)
Chris Jerdonek <chris.jerdonek@gmail.com>
parents:
20555
diff
changeset
|
729 * even across changesets without a recompile. Second, its presence |
3681de20b0a7
parsers: fail fast if Python has wrong minor version (issue4110)
Chris Jerdonek <chris.jerdonek@gmail.com>
parents:
20555
diff
changeset
|
730 * can be used to determine whether the version-checking logic is |
3681de20b0a7
parsers: fail fast if Python has wrong minor version (issue4110)
Chris Jerdonek <chris.jerdonek@gmail.com>
parents:
20555
diff
changeset
|
731 * present, which also helps in testing across changesets without a |
3681de20b0a7
parsers: fail fast if Python has wrong minor version (issue4110)
Chris Jerdonek <chris.jerdonek@gmail.com>
parents:
20555
diff
changeset
|
732 * recompile. Note that this means the pure-Python version of parsers |
3681de20b0a7
parsers: fail fast if Python has wrong minor version (issue4110)
Chris Jerdonek <chris.jerdonek@gmail.com>
parents:
20555
diff
changeset
|
733 * should not have this module constant. */ |
3681de20b0a7
parsers: fail fast if Python has wrong minor version (issue4110)
Chris Jerdonek <chris.jerdonek@gmail.com>
parents:
20555
diff
changeset
|
734 PyModule_AddStringConstant(mod, "versionerrortext", versionerrortext); |
3681de20b0a7
parsers: fail fast if Python has wrong minor version (issue4110)
Chris Jerdonek <chris.jerdonek@gmail.com>
parents:
20555
diff
changeset
|
735 |
18900
02ee846b246a
scmutil: rewrite dirs in C, use if available
Bryan O'Sullivan <bryano@fb.com>
parents:
18567
diff
changeset
|
736 dirs_module_init(mod); |
24214
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
24032
diff
changeset
|
737 manifest_module_init(mod); |
32378
7d0c69505a66
cext: extract revlog/index parsing code to own C file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32372
diff
changeset
|
738 revlog_module_init(mod); |
18900
02ee846b246a
scmutil: rewrite dirs in C, use if available
Bryan O'Sullivan <bryano@fb.com>
parents:
18567
diff
changeset
|
739 |
32384
2e5a476b2e46
cext: move back finalization of dirstateTupleType where it should be
Yuya Nishihara <yuya@tcha.org>
parents:
32378
diff
changeset
|
740 if (PyType_Ready(&dirstateTupleType) < 0) |
2e5a476b2e46
cext: move back finalization of dirstateTupleType where it should be
Yuya Nishihara <yuya@tcha.org>
parents:
32378
diff
changeset
|
741 return; |
21809
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
742 Py_INCREF(&dirstateTupleType); |
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
743 PyModule_AddObject(mod, "dirstatetuple", |
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
744 (PyObject *)&dirstateTupleType); |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
745 } |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
746 |
20742
3681de20b0a7
parsers: fail fast if Python has wrong minor version (issue4110)
Chris Jerdonek <chris.jerdonek@gmail.com>
parents:
20555
diff
changeset
|
747 static int check_python_version(void) |
3681de20b0a7
parsers: fail fast if Python has wrong minor version (issue4110)
Chris Jerdonek <chris.jerdonek@gmail.com>
parents:
20555
diff
changeset
|
748 { |
23943
5fb44983a696
parsers: don't leak references to sys et al in check_python_version
Augie Fackler <augie@google.com>
parents:
23942
diff
changeset
|
749 PyObject *sys = PyImport_ImportModule("sys"), *ver; |
5fb44983a696
parsers: don't leak references to sys et al in check_python_version
Augie Fackler <augie@google.com>
parents:
23942
diff
changeset
|
750 long hexversion; |
5fb44983a696
parsers: don't leak references to sys et al in check_python_version
Augie Fackler <augie@google.com>
parents:
23942
diff
changeset
|
751 if (!sys) |
5fb44983a696
parsers: don't leak references to sys et al in check_python_version
Augie Fackler <augie@google.com>
parents:
23942
diff
changeset
|
752 return -1; |
5fb44983a696
parsers: don't leak references to sys et al in check_python_version
Augie Fackler <augie@google.com>
parents:
23942
diff
changeset
|
753 ver = PyObject_GetAttrString(sys, "hexversion"); |
5fb44983a696
parsers: don't leak references to sys et al in check_python_version
Augie Fackler <augie@google.com>
parents:
23942
diff
changeset
|
754 Py_DECREF(sys); |
5fb44983a696
parsers: don't leak references to sys et al in check_python_version
Augie Fackler <augie@google.com>
parents:
23942
diff
changeset
|
755 if (!ver) |
5fb44983a696
parsers: don't leak references to sys et al in check_python_version
Augie Fackler <augie@google.com>
parents:
23942
diff
changeset
|
756 return -1; |
5fb44983a696
parsers: don't leak references to sys et al in check_python_version
Augie Fackler <augie@google.com>
parents:
23942
diff
changeset
|
757 hexversion = PyInt_AsLong(ver); |
5fb44983a696
parsers: don't leak references to sys et al in check_python_version
Augie Fackler <augie@google.com>
parents:
23942
diff
changeset
|
758 Py_DECREF(ver); |
20742
3681de20b0a7
parsers: fail fast if Python has wrong minor version (issue4110)
Chris Jerdonek <chris.jerdonek@gmail.com>
parents:
20555
diff
changeset
|
759 /* sys.hexversion is a 32-bit number by default, so the -1 case |
3681de20b0a7
parsers: fail fast if Python has wrong minor version (issue4110)
Chris Jerdonek <chris.jerdonek@gmail.com>
parents:
20555
diff
changeset
|
760 * should only occur in unusual circumstances (e.g. if sys.hexversion |
3681de20b0a7
parsers: fail fast if Python has wrong minor version (issue4110)
Chris Jerdonek <chris.jerdonek@gmail.com>
parents:
20555
diff
changeset
|
761 * is manually set to an invalid value). */ |
3681de20b0a7
parsers: fail fast if Python has wrong minor version (issue4110)
Chris Jerdonek <chris.jerdonek@gmail.com>
parents:
20555
diff
changeset
|
762 if ((hexversion == -1) || (hexversion >> 16 != PY_VERSION_HEX >> 16)) { |
3681de20b0a7
parsers: fail fast if Python has wrong minor version (issue4110)
Chris Jerdonek <chris.jerdonek@gmail.com>
parents:
20555
diff
changeset
|
763 PyErr_Format(PyExc_ImportError, "%s: The Mercurial extension " |
3681de20b0a7
parsers: fail fast if Python has wrong minor version (issue4110)
Chris Jerdonek <chris.jerdonek@gmail.com>
parents:
20555
diff
changeset
|
764 "modules were compiled with Python " PY_VERSION ", but " |
3681de20b0a7
parsers: fail fast if Python has wrong minor version (issue4110)
Chris Jerdonek <chris.jerdonek@gmail.com>
parents:
20555
diff
changeset
|
765 "Mercurial is currently using Python with sys.hexversion=%ld: " |
3681de20b0a7
parsers: fail fast if Python has wrong minor version (issue4110)
Chris Jerdonek <chris.jerdonek@gmail.com>
parents:
20555
diff
changeset
|
766 "Python %s\n at: %s", versionerrortext, hexversion, |
3681de20b0a7
parsers: fail fast if Python has wrong minor version (issue4110)
Chris Jerdonek <chris.jerdonek@gmail.com>
parents:
20555
diff
changeset
|
767 Py_GetVersion(), Py_GetProgramFullPath()); |
3681de20b0a7
parsers: fail fast if Python has wrong minor version (issue4110)
Chris Jerdonek <chris.jerdonek@gmail.com>
parents:
20555
diff
changeset
|
768 return -1; |
3681de20b0a7
parsers: fail fast if Python has wrong minor version (issue4110)
Chris Jerdonek <chris.jerdonek@gmail.com>
parents:
20555
diff
changeset
|
769 } |
3681de20b0a7
parsers: fail fast if Python has wrong minor version (issue4110)
Chris Jerdonek <chris.jerdonek@gmail.com>
parents:
20555
diff
changeset
|
770 return 0; |
3681de20b0a7
parsers: fail fast if Python has wrong minor version (issue4110)
Chris Jerdonek <chris.jerdonek@gmail.com>
parents:
20555
diff
changeset
|
771 } |
3681de20b0a7
parsers: fail fast if Python has wrong minor version (issue4110)
Chris Jerdonek <chris.jerdonek@gmail.com>
parents:
20555
diff
changeset
|
772 |
11361
3de3d670d2b6
parsers.c: Added support for py3k.
Renato Cunha <renatoc@gmail.com>
parents:
10449
diff
changeset
|
773 #ifdef IS_PY3K |
3de3d670d2b6
parsers.c: Added support for py3k.
Renato Cunha <renatoc@gmail.com>
parents:
10449
diff
changeset
|
774 static struct PyModuleDef parsers_module = { |
3de3d670d2b6
parsers.c: Added support for py3k.
Renato Cunha <renatoc@gmail.com>
parents:
10449
diff
changeset
|
775 PyModuleDef_HEAD_INIT, |
3de3d670d2b6
parsers.c: Added support for py3k.
Renato Cunha <renatoc@gmail.com>
parents:
10449
diff
changeset
|
776 "parsers", |
3de3d670d2b6
parsers.c: Added support for py3k.
Renato Cunha <renatoc@gmail.com>
parents:
10449
diff
changeset
|
777 parsers_doc, |
3de3d670d2b6
parsers.c: Added support for py3k.
Renato Cunha <renatoc@gmail.com>
parents:
10449
diff
changeset
|
778 -1, |
3de3d670d2b6
parsers.c: Added support for py3k.
Renato Cunha <renatoc@gmail.com>
parents:
10449
diff
changeset
|
779 methods |
3de3d670d2b6
parsers.c: Added support for py3k.
Renato Cunha <renatoc@gmail.com>
parents:
10449
diff
changeset
|
780 }; |
3de3d670d2b6
parsers.c: Added support for py3k.
Renato Cunha <renatoc@gmail.com>
parents:
10449
diff
changeset
|
781 |
3de3d670d2b6
parsers.c: Added support for py3k.
Renato Cunha <renatoc@gmail.com>
parents:
10449
diff
changeset
|
782 PyMODINIT_FUNC PyInit_parsers(void) |
3de3d670d2b6
parsers.c: Added support for py3k.
Renato Cunha <renatoc@gmail.com>
parents:
10449
diff
changeset
|
783 { |
20797
e286ab22e461
parsers: fix compiler errors on MSVC 2008
Matt Harbison <matt_harbison@yahoo.com>
parents:
20742
diff
changeset
|
784 PyObject *mod; |
e286ab22e461
parsers: fix compiler errors on MSVC 2008
Matt Harbison <matt_harbison@yahoo.com>
parents:
20742
diff
changeset
|
785 |
20742
3681de20b0a7
parsers: fail fast if Python has wrong minor version (issue4110)
Chris Jerdonek <chris.jerdonek@gmail.com>
parents:
20555
diff
changeset
|
786 if (check_python_version() == -1) |
30090
8abe9264c73a
parsers: return NULL from PyInit_parsers on Python 3
Gregory Szorc <gregory.szorc@gmail.com>
parents:
29444
diff
changeset
|
787 return NULL; |
20797
e286ab22e461
parsers: fix compiler errors on MSVC 2008
Matt Harbison <matt_harbison@yahoo.com>
parents:
20742
diff
changeset
|
788 mod = PyModule_Create(&parsers_module); |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
789 module_init(mod); |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
790 return mod; |
11361
3de3d670d2b6
parsers.c: Added support for py3k.
Renato Cunha <renatoc@gmail.com>
parents:
10449
diff
changeset
|
791 } |
3de3d670d2b6
parsers.c: Added support for py3k.
Renato Cunha <renatoc@gmail.com>
parents:
10449
diff
changeset
|
792 #else |
6389
0231f763ebc8
manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff
changeset
|
793 PyMODINIT_FUNC initparsers(void) |
0231f763ebc8
manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff
changeset
|
794 { |
20797
e286ab22e461
parsers: fix compiler errors on MSVC 2008
Matt Harbison <matt_harbison@yahoo.com>
parents:
20742
diff
changeset
|
795 PyObject *mod; |
e286ab22e461
parsers: fix compiler errors on MSVC 2008
Matt Harbison <matt_harbison@yahoo.com>
parents:
20742
diff
changeset
|
796 |
20742
3681de20b0a7
parsers: fail fast if Python has wrong minor version (issue4110)
Chris Jerdonek <chris.jerdonek@gmail.com>
parents:
20555
diff
changeset
|
797 if (check_python_version() == -1) |
3681de20b0a7
parsers: fail fast if Python has wrong minor version (issue4110)
Chris Jerdonek <chris.jerdonek@gmail.com>
parents:
20555
diff
changeset
|
798 return; |
20797
e286ab22e461
parsers: fix compiler errors on MSVC 2008
Matt Harbison <matt_harbison@yahoo.com>
parents:
20742
diff
changeset
|
799 mod = Py_InitModule3("parsers", methods, parsers_doc); |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
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|
800 module_init(mod); |
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0231f763ebc8
manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
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801 } |
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3de3d670d2b6
parsers.c: Added support for py3k.
Renato Cunha <renatoc@gmail.com>
parents:
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802 #endif |