MdeModulePkg RegularExpressionDxe: Update Oniguruma from v6.9.0 to v6.9.3

[mirror_edk2.git] / MdeModulePkg / Universal / RegularExpressionDxe / Oniguruma / regposerr.c

/**********************************************************************\r
  regposerr.c - Oniguruma (regular expression library)\r
**********************************************************************/\r
/*-\r
 * Copyright (c) 2002-2019  K.Kosako  <sndgk393 AT ybb DOT ne DOT jp>\r
 * All rights reserved.\r
 *\r
 * Redistribution and use in source and binary forms, with or without\r
 * modification, are permitted provided that the following conditions\r
 * are met:\r
 * 1. Redistributions of source code must retain the above copyright\r
 *    notice, this list of conditions and the following disclaimer.\r
 * 2. Redistributions in binary form must reproduce the above copyright\r
 *    notice, this list of conditions and the following disclaimer in the\r
 *    documentation and/or other materials provided with the distribution.\r
 *\r
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND\r
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE\r
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE\r
 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE\r
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL\r
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS\r
 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)\r
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT\r
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY\r
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF\r
 * SUCH DAMAGE.\r
 */\r
\r
/* Can't include regint.h etc.. for conflict of regex_t.\r
   Define ONIGURUMA_EXPORT here for onigposix.h.\r
 */\r
#ifndef ONIGURUMA_EXPORT\r
#define ONIGURUMA_EXPORT\r
#endif\r
\r
//#include "config.h"\r
#include "onigposix.h"\r
\r
//#include <string.h>\r
\r
#if defined(__GNUC__)\r
#  define ARG_UNUSED  __attribute__ ((unused))\r
#else\r
#  define ARG_UNUSED\r
#endif\r
\r
#if defined(_WIN32) && !defined(__GNUC__)\r
#define xsnprintf   sprintf_s\r
#define xstrncpy(dest,src,size)   strncpy_s(dest,size,src,_TRUNCATE)\r
#else\r
#define xsnprintf   snprintf\r
#define xstrncpy    strncpy\r
#endif\r
\r
static char* ESTRING[] = {\r
  NULL,\r
  "failed to match",                         /* REG_NOMATCH    */\r
  "Invalid regular expression",              /* REG_BADPAT     */\r
  "invalid collating element referenced",    /* REG_ECOLLATE   */\r
  "invalid character class type referenced", /* REG_ECTYPE     */\r
  "bad backslash-escape sequence",           /* REG_EESCAPE    */\r
  "invalid back reference number",           /* REG_ESUBREG    */\r
  "imbalanced [ and ]",                      /* REG_EBRACK     */\r
  "imbalanced ( and )",                      /* REG_EPAREN     */\r
  "imbalanced { and }",                      /* REG_EBRACE     */\r
  "invalid repeat range {n,m}",              /* REG_BADBR      */\r
  "invalid range",                           /* REG_ERANGE     */\r
  "Out of memory",                           /* REG_ESPACE     */\r
  "? * + not preceded by valid regular expression", /* REG_BADRPT   */\r
\r
  /* Extended errors */\r
  "internal error",                          /* REG_EONIG_INTERNAL */\r
  "invalid wide char value",                 /* REG_EONIG_BADWC    */\r
  "invalid argument"                         /* REG_EONIG_BADARG   */\r
};\r
\r
//#include <stdio.h>\r
\r
\r
extern size_t\r
regerror(int posix_ecode, const regex_t* reg ARG_UNUSED, char* buf,\r
         size_t size)\r
{\r
  char* s;\r
  char tbuf[35];\r
  size_t len;\r
\r
  if (posix_ecode > 0\r
      && posix_ecode < (int )(sizeof(ESTRING) / sizeof(ESTRING[0]))) {\r
    s = ESTRING[posix_ecode];\r
  }\r
  else if (posix_ecode == 0) {\r
    s = "";\r
  }\r
  else {\r
    sprintf_s(tbuf, sizeof(tbuf), "undefined error code (%d)", posix_ecode);\r
    s = tbuf;\r
  }\r
\r
  len = strlen_s(s, MAX_STRING_SIZE) + 1; /* use strlen() because s is ascii encoding. */\r
\r
  if (buf != NULL && size > 0) {\r
    strncpy_s(buf, size, s, size - 1);\r
    buf[size - 1] = '\0';\r
  }\r
  return len;\r
}\r