MdeModulePkg: Regular expression protocol
Add driver to produce EFI_REGULAR_EXPRESSION_PROTOCOL. Based on Oniguruma v5.9.6 (BSD 2-clause license), which provides full Unicode support, and POSIX ERE and Perl regex syntaxes. Contributed-under: TianoCore Contribution Agreement 1.0 Signed-off-by: Cecil Sheng <cecil.sheng@hpe.com> Reviewed-by: Eric Dong <eric.dong@intel.com> git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@18411 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
@@ -0,0 +1,102 @@
|
||||
/**********************************************************************
|
||||
regposerr.c - Oniguruma (regular expression library)
|
||||
**********************************************************************/
|
||||
/*-
|
||||
* Copyright (c) 2002-2007 K.Kosako <sndgk393 AT ybb DOT ne DOT jp>
|
||||
* All rights reserved.
|
||||
*
|
||||
* Copyright (c) 2015, Hewlett Packard Enterprise Development, L.P.<BR>
|
||||
*
|
||||
* Redistribution and use in source and binary forms, with or without
|
||||
* modification, are permitted provided that the following conditions
|
||||
* are met:
|
||||
* 1. Redistributions of source code must retain the above copyright
|
||||
* notice, this list of conditions and the following disclaimer.
|
||||
* 2. 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.
|
||||
*
|
||||
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR 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 AUTHOR 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.
|
||||
*/
|
||||
|
||||
/*#include "config.h"*/
|
||||
#include "onigposix.h"
|
||||
|
||||
#if 0
|
||||
#ifdef HAVE_STRING_H
|
||||
# include <string.h>
|
||||
#else
|
||||
# include <strings.h>
|
||||
#endif
|
||||
#endif
|
||||
|
||||
#if defined(__GNUC__)
|
||||
# define ARG_UNUSED __attribute__ ((unused))
|
||||
#else
|
||||
# define ARG_UNUSED
|
||||
#endif
|
||||
|
||||
static char* ESTRING[] = {
|
||||
NULL,
|
||||
"failed to match", /* REG_NOMATCH */
|
||||
"Invalid regular expression", /* REG_BADPAT */
|
||||
"invalid collating element referenced", /* REG_ECOLLATE */
|
||||
"invalid character class type referenced", /* REG_ECTYPE */
|
||||
"bad backslash-escape sequence", /* REG_EESCAPE */
|
||||
"invalid back reference number", /* REG_ESUBREG */
|
||||
"imbalanced [ and ]", /* REG_EBRACK */
|
||||
"imbalanced ( and )", /* REG_EPAREN */
|
||||
"imbalanced { and }", /* REG_EBRACE */
|
||||
"invalid repeat range {n,m}", /* REG_BADBR */
|
||||
"invalid range", /* REG_ERANGE */
|
||||
"Out of memory", /* REG_ESPACE */
|
||||
"? * + not preceded by valid regular expression", /* REG_BADRPT */
|
||||
|
||||
/* Extended errors */
|
||||
"internal error", /* REG_EONIG_INTERNAL */
|
||||
"invalid wide char value", /* REG_EONIG_BADWC */
|
||||
"invalid argument", /* REG_EONIG_BADARG */
|
||||
"multi-thread error" /* REG_EONIG_THREAD */
|
||||
};
|
||||
|
||||
//#include <stdio.h>
|
||||
|
||||
|
||||
extern size_t
|
||||
regerror(int posix_ecode, const regex_t* reg ARG_UNUSED, char* buf,
|
||||
size_t size)
|
||||
{
|
||||
char* s;
|
||||
char tbuf[35];
|
||||
size_t len;
|
||||
|
||||
if (posix_ecode > 0
|
||||
&& posix_ecode < (int )(sizeof(ESTRING) / sizeof(ESTRING[0]))) {
|
||||
s = ESTRING[posix_ecode];
|
||||
}
|
||||
else if (posix_ecode == 0) {
|
||||
s = "";
|
||||
}
|
||||
else {
|
||||
sprintf(tbuf, "undefined error code (%d)", posix_ecode);
|
||||
s = tbuf;
|
||||
}
|
||||
|
||||
len = strlen_s(s, MAX_STRING_SIZE) + 1; /* use strlen() because s is ascii encoding. */
|
||||
|
||||
if (buf != NULL && size > 0) {
|
||||
strncpy_s(buf, size, s, size - 1);
|
||||
buf[size - 1] = '\0';
|
||||
}
|
||||
return len;
|
||||
}
|
Reference in New Issue
Block a user