author | Raphaël Gomès <rgomes@octobus.net> |
Thu, 01 Sep 2022 16:51:26 +0200 | |
changeset 49473 | f59e49f6bee4 |
parent 36058 | 81199632fa42 |
permissions | -rw-r--r-- |
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/* |
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charencode.h - miscellaneous character encoding |
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|
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This software may be used and distributed according to the terms of |
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the GNU General Public License, incorporated herein by reference. |
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*/ |
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#ifndef _HG_CHARENCODE_H_ |
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#define _HG_CHARENCODE_H_ |
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#include <Python.h> |
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#include "compat.h" |
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/* This should be kept in sync with normcasespecs in encoding.py. */ |
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enum normcase_spec { |
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NORMCASE_LOWER = -1, |
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NORMCASE_UPPER = 1, |
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NORMCASE_OTHER = 0 |
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}; |
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PyObject *unhexlify(const char *str, Py_ssize_t len); |
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PyObject *isasciistr(PyObject *self, PyObject *args); |
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PyObject *asciilower(PyObject *self, PyObject *args); |
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PyObject *asciiupper(PyObject *self, PyObject *args); |
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PyObject *make_file_foldmap(PyObject *self, PyObject *args); |
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PyObject *jsonescapeu8fast(PyObject *self, PyObject *args); |
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/* clang-format off */ |
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static const int8_t hextable[256] = { |
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-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, |
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-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, |
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-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, |
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0, 1, 2, 3, 4, 5, 6, 7, 8, 9, -1, -1, -1, -1, -1, -1, /* 0-9 */ |
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-1, 10, 11, 12, 13, 14, 15, -1, -1, -1, -1, -1, -1, -1, -1, -1, /* A-F */ |
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-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, |
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-1, 10, 11, 12, 13, 14, 15, -1, -1, -1, -1, -1, -1, -1, -1, -1, /* a-f */ |
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-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, |
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-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, |
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-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, |
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-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, |
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-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, |
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-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, |
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-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, |
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-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, |
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-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1 |
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}; |
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/* clang-format on */ |
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|
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static inline int hexdigit(const char *p, Py_ssize_t off) |
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{ |
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int8_t val = hextable[(unsigned char)p[off]]; |
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|
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if (val >= 0) { |
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return val; |
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} |
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|
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PyErr_SetString(PyExc_ValueError, "input contains non-hex character"); |
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return 0; |
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} |
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#endif /* _HG_CHARENCODE_H_ */ |