php-src/ext/zlib/zlib_fopen_wrapper.c
Sebastian Bergmann 90613d2282 Maintain headers.
2002-02-28 08:29:35 +00:00

105 lines
2.7 KiB
C

/*
+----------------------------------------------------------------------+
| PHP Version 4 |
+----------------------------------------------------------------------+
| Copyright (c) 1997-2002 The PHP Group |
+----------------------------------------------------------------------+
| This source file is subject to version 2.02 of the PHP license, |
| that is bundled with this package in the file LICENSE, and is |
| available at through the world-wide-web at |
| http://www.php.net/license/2_02.txt. |
| If you did not receive a copy of the PHP license and are unable to |
| obtain it through the world-wide-web, please send a note to |
| license@php.net so we can mail you a copy immediately. |
+----------------------------------------------------------------------+
| Author: Hartmut Holzgraefe <hartmut@six.de> |
+----------------------------------------------------------------------+
*/
/* $Id$ */
#define IS_EXT_MODULE
#define _GNU_SOURCE
#include "php.h"
#include "php_zlib.h"
#include "fopen_wrappers.h"
#if HAVE_FOPENCOOKIE
struct gz_cookie {
gzFile gz_file;
};
static ssize_t gz_reader(void *cookie, char *buffer, size_t size)
{
return gzread(((struct gz_cookie *)cookie)->gz_file,buffer,size);
}
static ssize_t gz_writer(void *cookie, const char *buffer, size_t size) {
return gzwrite(((struct gz_cookie *)cookie)->gz_file,(char *)buffer,size);
}
static int gz_seeker(void *cookie,off_t position, int whence) {
return gzseek(((struct gz_cookie *)cookie)->gz_file,(z_off_t)position,whence);
}
static int gz_closer(void *cookie) {
int ret=gzclose(((struct gz_cookie *)cookie)->gz_file);
free(cookie);
cookie=NULL;
return ret;
}
static COOKIE_IO_FUNCTIONS_T gz_cookie_functions =
{ gz_reader
, gz_writer
, gz_seeker
, gz_closer
};
FILE *zlib_fopen_wrapper(const char *path, char *mode, int options, int *issock, int *socketd, char **opened_path TSRMLS_DC)
{
struct gz_cookie *gc = NULL;
FILE *fp;
int fissock=0, fsocketd=0;
gc = (struct gz_cookie *)malloc(sizeof(struct gz_cookie));
if(gc) {
*issock = 0;
while(*path!=':')
path++;
path++;
fp = php_fopen_wrapper((char *) path, mode, options|IGNORE_URL, &fissock, &fsocketd, NULL TSRMLS_CC);
if (!fp) {
free(gc);
return NULL;
}
gc->gz_file = gzdopen(fileno(fp), mode);
if(gc->gz_file) {
return fopencookie(gc,mode,gz_cookie_functions);
} else {
free(gc);
return NULL;
}
}
errno = ENOENT;
return NULL;
}
#endif
/*
* Local variables:
* tab-width: 4
* c-basic-offset: 4
* End:
*/