mirror of
https://github.com/ManchildProductions/UXP-Fixed.git
synced 2026-06-11 09:58:38 +00:00
Matt A. Tobin
86 lines
2.2 KiB
C
86 lines
2.2 KiB
C
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
|
|
/* This Source Code Form is subject to the terms of the Mozilla Public
|
|
* License, v. 2.0. If a copy of the MPL was not distributed with this
|
|
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
|
|
|
|
#include "plstr.h"
|
|
#include <string.h>
|
|
|
|
PR_IMPLEMENT(char *)
|
|
PL_strstr(const char *big, const char *little)
|
|
{
|
|
if( ((const char *)0 == big) || ((const char *)0 == little) ) return (char *)0;
|
|
if( ((char)0 == *big) || ((char)0 == *little) ) return (char *)0;
|
|
|
|
return strstr(big, little);
|
|
}
|
|
|
|
PR_IMPLEMENT(char *)
|
|
PL_strrstr(const char *big, const char *little)
|
|
{
|
|
const char *p;
|
|
size_t ll;
|
|
size_t bl;
|
|
|
|
if( ((const char *)0 == big) || ((const char *)0 == little) ) return (char *)0;
|
|
if( ((char)0 == *big) || ((char)0 == *little) ) return (char *)0;
|
|
|
|
ll = strlen(little);
|
|
bl = strlen(big);
|
|
if( bl < ll ) return (char *)0;
|
|
p = &big[ bl - ll ];
|
|
|
|
for( ; p >= big; p-- )
|
|
if( *little == *p )
|
|
if( 0 == strncmp(p, little, ll) )
|
|
return (char *)p;
|
|
|
|
return (char *)0;
|
|
}
|
|
|
|
PR_IMPLEMENT(char *)
|
|
PL_strnstr(const char *big, const char *little, PRUint32 max)
|
|
{
|
|
size_t ll;
|
|
|
|
if( ((const char *)0 == big) || ((const char *)0 == little) ) return (char *)0;
|
|
if( ((char)0 == *big) || ((char)0 == *little) ) return (char *)0;
|
|
|
|
ll = strlen(little);
|
|
if( ll > (size_t)max ) return (char *)0;
|
|
max -= (PRUint32)ll;
|
|
max++;
|
|
|
|
for( ; max && *big; big++, max-- )
|
|
if( *little == *big )
|
|
if( 0 == strncmp(big, little, ll) )
|
|
return (char *)big;
|
|
|
|
return (char *)0;
|
|
}
|
|
|
|
PR_IMPLEMENT(char *)
|
|
PL_strnrstr(const char *big, const char *little, PRUint32 max)
|
|
{
|
|
const char *p;
|
|
size_t ll;
|
|
|
|
if( ((const char *)0 == big) || ((const char *)0 == little) ) return (char *)0;
|
|
if( ((char)0 == *big) || ((char)0 == *little) ) return (char *)0;
|
|
|
|
ll = strlen(little);
|
|
|
|
for( p = big; max && *p; p++, max-- )
|
|
;
|
|
|
|
p -= ll;
|
|
if( p < big ) return (char *)0;
|
|
|
|
for( ; p >= big; p-- )
|
|
if( *little == *p )
|
|
if( 0 == strncmp(p, little, ll) )
|
|
return (char *)p;
|
|
|
|
return (char *)0;
|
|
}
|