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author | orivej <orivej@yandex-team.ru> | 2022-02-10 16:44:49 +0300 |
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committer | Daniil Cherednik <dcherednik@yandex-team.ru> | 2022-02-10 16:44:49 +0300 |
commit | 718c552901d703c502ccbefdfc3c9028d608b947 (patch) | |
tree | 46534a98bbefcd7b1f3faa5b52c138ab27db75b7 /contrib/libs/pcre/pcre_string_utils.c | |
parent | e9656aae26e0358d5378e5b63dcac5c8dbe0e4d0 (diff) | |
download | ydb-718c552901d703c502ccbefdfc3c9028d608b947.tar.gz |
Restoring authorship annotation for <orivej@yandex-team.ru>. Commit 1 of 2.
Diffstat (limited to 'contrib/libs/pcre/pcre_string_utils.c')
-rw-r--r-- | contrib/libs/pcre/pcre_string_utils.c | 422 |
1 files changed, 211 insertions, 211 deletions
diff --git a/contrib/libs/pcre/pcre_string_utils.c b/contrib/libs/pcre/pcre_string_utils.c index b3ba0043033..7e9455ca840 100644 --- a/contrib/libs/pcre/pcre_string_utils.c +++ b/contrib/libs/pcre/pcre_string_utils.c @@ -1,211 +1,211 @@ -/************************************************* -* Perl-Compatible Regular Expressions * -*************************************************/ - -/* PCRE is a library of functions to support regular expressions whose syntax -and semantics are as close as possible to those of the Perl 5 language. - - Written by Philip Hazel - Copyright (c) 1997-2014 University of Cambridge - ------------------------------------------------------------------------------ -Redistribution and use in source and binary forms, with or without -modification, are permitted provided that the following conditions are met: - - * Redistributions of source code must retain the above copyright notice, - this list of conditions and the following disclaimer. - - * Redistributions in binary form must reproduce the above copyright - notice, this list of conditions and the following disclaimer in the - documentation and/or other materials provided with the distribution. - - * Neither the name of the University of Cambridge nor the names of its - contributors may be used to endorse or promote products derived from - this software without specific prior written permission. - -THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" -AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE -IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE -ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE -LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR -CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF -SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS -INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN -CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) -ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE -POSSIBILITY OF SUCH DAMAGE. ------------------------------------------------------------------------------ -*/ - - -/* This module contains internal functions for comparing and finding the length -of strings for different data item sizes. */ - - -#ifdef HAVE_CONFIG_H -#include "pcre_config.h" -#endif - -#include "pcre_internal.h" - -#ifndef COMPILE_PCRE8 - -/************************************************* -* Compare string utilities * -*************************************************/ - -/* The following two functions compares two strings. Basically a strcmp -for non 8 bit characters. - -Arguments: - str1 first string - str2 second string - -Returns: 0 if both string are equal (like strcmp), 1 otherwise -*/ - -int -PRIV(strcmp_uc_uc)(const pcre_uchar *str1, const pcre_uchar *str2) -{ -pcre_uchar c1; -pcre_uchar c2; - -while (*str1 != '\0' || *str2 != '\0') - { - c1 = *str1++; - c2 = *str2++; - if (c1 != c2) - return ((c1 > c2) << 1) - 1; - } -/* Both length and characters must be equal. */ -return 0; -} - -#ifdef COMPILE_PCRE32 - -int -PRIV(strcmp_uc_uc_utf)(const pcre_uchar *str1, const pcre_uchar *str2) -{ -pcre_uchar c1; -pcre_uchar c2; - -while (*str1 != '\0' || *str2 != '\0') - { - c1 = UCHAR21INC(str1); - c2 = UCHAR21INC(str2); - if (c1 != c2) - return ((c1 > c2) << 1) - 1; - } -/* Both length and characters must be equal. */ -return 0; -} - -#endif /* COMPILE_PCRE32 */ - -int -PRIV(strcmp_uc_c8)(const pcre_uchar *str1, const char *str2) -{ -const pcre_uint8 *ustr2 = (pcre_uint8 *)str2; -pcre_uchar c1; -pcre_uchar c2; - -while (*str1 != '\0' || *ustr2 != '\0') - { - c1 = *str1++; - c2 = (pcre_uchar)*ustr2++; - if (c1 != c2) - return ((c1 > c2) << 1) - 1; - } -/* Both length and characters must be equal. */ -return 0; -} - -#ifdef COMPILE_PCRE32 - -int -PRIV(strcmp_uc_c8_utf)(const pcre_uchar *str1, const char *str2) -{ -const pcre_uint8 *ustr2 = (pcre_uint8 *)str2; -pcre_uchar c1; -pcre_uchar c2; - -while (*str1 != '\0' || *ustr2 != '\0') - { - c1 = UCHAR21INC(str1); - c2 = (pcre_uchar)*ustr2++; - if (c1 != c2) - return ((c1 > c2) << 1) - 1; - } -/* Both length and characters must be equal. */ -return 0; -} - -#endif /* COMPILE_PCRE32 */ - -/* The following two functions compares two, fixed length -strings. Basically an strncmp for non 8 bit characters. - -Arguments: - str1 first string - str2 second string - num size of the string - -Returns: 0 if both string are equal (like strcmp), 1 otherwise -*/ - -int -PRIV(strncmp_uc_uc)(const pcre_uchar *str1, const pcre_uchar *str2, unsigned int num) -{ -pcre_uchar c1; -pcre_uchar c2; - -while (num-- > 0) - { - c1 = *str1++; - c2 = *str2++; - if (c1 != c2) - return ((c1 > c2) << 1) - 1; - } -/* Both length and characters must be equal. */ -return 0; -} - -int -PRIV(strncmp_uc_c8)(const pcre_uchar *str1, const char *str2, unsigned int num) -{ -const pcre_uint8 *ustr2 = (pcre_uint8 *)str2; -pcre_uchar c1; -pcre_uchar c2; - -while (num-- > 0) - { - c1 = *str1++; - c2 = (pcre_uchar)*ustr2++; - if (c1 != c2) - return ((c1 > c2) << 1) - 1; - } -/* Both length and characters must be equal. */ -return 0; -} - -/* The following function returns with the length of -a zero terminated string. Basically an strlen for non 8 bit characters. - -Arguments: - str string - -Returns: length of the string -*/ - -unsigned int -PRIV(strlen_uc)(const pcre_uchar *str) -{ -unsigned int len = 0; -while (*str++ != 0) - len++; -return len; -} - -#endif /* !COMPILE_PCRE8 */ - -/* End of pcre_string_utils.c */ +/************************************************* +* Perl-Compatible Regular Expressions * +*************************************************/ + +/* PCRE is a library of functions to support regular expressions whose syntax +and semantics are as close as possible to those of the Perl 5 language. + + Written by Philip Hazel + Copyright (c) 1997-2014 University of Cambridge + +----------------------------------------------------------------------------- +Redistribution and use in source and binary forms, with or without +modification, are permitted provided that the following conditions are met: + + * Redistributions of source code must retain the above copyright notice, + this list of conditions and the following disclaimer. + + * Redistributions in binary form must reproduce the above copyright + notice, this list of conditions and the following disclaimer in the + documentation and/or other materials provided with the distribution. + + * Neither the name of the University of Cambridge nor the names of its + contributors may be used to endorse or promote products derived from + this software without specific prior written permission. + +THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" +AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE +IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE +ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE +LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR +CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF +SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS +INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN +CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) +ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE +POSSIBILITY OF SUCH DAMAGE. +----------------------------------------------------------------------------- +*/ + + +/* This module contains internal functions for comparing and finding the length +of strings for different data item sizes. */ + + +#ifdef HAVE_CONFIG_H +#include "pcre_config.h" +#endif + +#include "pcre_internal.h" + +#ifndef COMPILE_PCRE8 + +/************************************************* +* Compare string utilities * +*************************************************/ + +/* The following two functions compares two strings. Basically a strcmp +for non 8 bit characters. + +Arguments: + str1 first string + str2 second string + +Returns: 0 if both string are equal (like strcmp), 1 otherwise +*/ + +int +PRIV(strcmp_uc_uc)(const pcre_uchar *str1, const pcre_uchar *str2) +{ +pcre_uchar c1; +pcre_uchar c2; + +while (*str1 != '\0' || *str2 != '\0') + { + c1 = *str1++; + c2 = *str2++; + if (c1 != c2) + return ((c1 > c2) << 1) - 1; + } +/* Both length and characters must be equal. */ +return 0; +} + +#ifdef COMPILE_PCRE32 + +int +PRIV(strcmp_uc_uc_utf)(const pcre_uchar *str1, const pcre_uchar *str2) +{ +pcre_uchar c1; +pcre_uchar c2; + +while (*str1 != '\0' || *str2 != '\0') + { + c1 = UCHAR21INC(str1); + c2 = UCHAR21INC(str2); + if (c1 != c2) + return ((c1 > c2) << 1) - 1; + } +/* Both length and characters must be equal. */ +return 0; +} + +#endif /* COMPILE_PCRE32 */ + +int +PRIV(strcmp_uc_c8)(const pcre_uchar *str1, const char *str2) +{ +const pcre_uint8 *ustr2 = (pcre_uint8 *)str2; +pcre_uchar c1; +pcre_uchar c2; + +while (*str1 != '\0' || *ustr2 != '\0') + { + c1 = *str1++; + c2 = (pcre_uchar)*ustr2++; + if (c1 != c2) + return ((c1 > c2) << 1) - 1; + } +/* Both length and characters must be equal. */ +return 0; +} + +#ifdef COMPILE_PCRE32 + +int +PRIV(strcmp_uc_c8_utf)(const pcre_uchar *str1, const char *str2) +{ +const pcre_uint8 *ustr2 = (pcre_uint8 *)str2; +pcre_uchar c1; +pcre_uchar c2; + +while (*str1 != '\0' || *ustr2 != '\0') + { + c1 = UCHAR21INC(str1); + c2 = (pcre_uchar)*ustr2++; + if (c1 != c2) + return ((c1 > c2) << 1) - 1; + } +/* Both length and characters must be equal. */ +return 0; +} + +#endif /* COMPILE_PCRE32 */ + +/* The following two functions compares two, fixed length +strings. Basically an strncmp for non 8 bit characters. + +Arguments: + str1 first string + str2 second string + num size of the string + +Returns: 0 if both string are equal (like strcmp), 1 otherwise +*/ + +int +PRIV(strncmp_uc_uc)(const pcre_uchar *str1, const pcre_uchar *str2, unsigned int num) +{ +pcre_uchar c1; +pcre_uchar c2; + +while (num-- > 0) + { + c1 = *str1++; + c2 = *str2++; + if (c1 != c2) + return ((c1 > c2) << 1) - 1; + } +/* Both length and characters must be equal. */ +return 0; +} + +int +PRIV(strncmp_uc_c8)(const pcre_uchar *str1, const char *str2, unsigned int num) +{ +const pcre_uint8 *ustr2 = (pcre_uint8 *)str2; +pcre_uchar c1; +pcre_uchar c2; + +while (num-- > 0) + { + c1 = *str1++; + c2 = (pcre_uchar)*ustr2++; + if (c1 != c2) + return ((c1 > c2) << 1) - 1; + } +/* Both length and characters must be equal. */ +return 0; +} + +/* The following function returns with the length of +a zero terminated string. Basically an strlen for non 8 bit characters. + +Arguments: + str string + +Returns: length of the string +*/ + +unsigned int +PRIV(strlen_uc)(const pcre_uchar *str) +{ +unsigned int len = 0; +while (*str++ != 0) + len++; +return len; +} + +#endif /* !COMPILE_PCRE8 */ + +/* End of pcre_string_utils.c */ |