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-rw-r--r--ext/session/mod_files.c288
1 files changed, 0 insertions, 288 deletions
diff --git a/ext/session/mod_files.c b/ext/session/mod_files.c
deleted file mode 100644
index 6191fc5e9e..0000000000
--- a/ext/session/mod_files.c
+++ /dev/null
@@ -1,288 +0,0 @@
-/*
- +----------------------------------------------------------------------+
- | PHP version 4.0 |
- +----------------------------------------------------------------------+
- | Copyright (c) 1997, 1998, 1999 The PHP Group |
- +----------------------------------------------------------------------+
- | This source file is subject to version 2.0 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_0.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. |
- +----------------------------------------------------------------------+
- | Authors: Sascha Schumann <ss@2ns.de> |
- +----------------------------------------------------------------------+
- */
-
-
-#include "php.h"
-
-#include <sys/stat.h>
-#include <sys/types.h>
-
-#if HAVE_SYS_FILE_H
-#include <sys/file.h>
-#endif
-
-#if HAVE_DIRENT_H
-#include <dirent.h>
-#endif
-
-#if WIN32||WINNT
-#define NEEDRDH 1
-#include "win32/readdir.h"
-#endif
-#include <time.h>
-
-#include <fcntl.h>
-#include <errno.h>
-
-#include "php_session.h"
-#include "mod_files.h"
-#include "ext/standard/flock_compat.h"
-
-#define FILE_PREFIX "sess_"
-
-typedef struct {
- int fd;
- char *lastkey;
- char *basedir;
- int dirdepth;
-} ps_files;
-
-ps_module ps_mod_files = {
- PS_MOD(files)
-};
-
-#if WIN32|WINNT
-#define DIR_DELIMITER '\\'
-#else
-#define DIR_DELIMITER '/'
-#endif
-
-static int _ps_files_valid_key(const char *key)
-{
- size_t len;
- const char *p;
- char c;
- int ret = 1;
-
- for(p = key; (c = *p); p++) {
- /* valid characters are a..z,A..Z,0..9 */
- if(!((c >= 'a' && c <= 'z') ||
- (c >= 'A' && c <= 'Z') ||
- (c >= '0' && c <= '9'))) {
- ret = 0;
- break;
- }
- }
-
- len = p - key;
-
- if(len == 0) {
- ret = 0;
- }
-
- return ret;
-}
-
-static char *_ps_files_path_create(char *buf, size_t buflen, ps_files *data, const char *key)
-{
- int keylen;
- const char *p;
- int i;
- int n;
-
- keylen = strlen(key);
- if(keylen <= data->dirdepth || buflen <
- (strlen(data->basedir) + 2 * data->dirdepth + keylen + 5 + sizeof(FILE_PREFIX)))
- return NULL;
- p = key;
- n = sprintf(buf, "%s/", data->basedir);
- for(i = 0; i < data->dirdepth; i++) {
- buf[n++] = *p++;
- buf[n++] = DIR_DELIMITER;
- }
- strcat(buf, FILE_PREFIX);
- strcat(buf, p);
-
- return buf;
-}
-
-static void _ps_files_open(ps_files *data, const char *key)
-{
- char buf[MAXPATHLEN];
-
- if(data->fd < 0 || !data->lastkey || strcmp(key, data->lastkey)) {
- if(data->lastkey) {
- efree(data->lastkey);
- data->lastkey = NULL;
- }
- if(data->fd != -1) {
- close(data->fd);
- data->fd = -1;
- }
-
- if(!_ps_files_valid_key(key) ||
- !_ps_files_path_create(buf, sizeof(buf), data, key))
- return;
-
- data->lastkey = estrdup(key);
-
-#ifdef O_EXCL
- data->fd = open(buf, O_RDWR);
- if (data->fd == -1) {
- if (errno == ENOENT) {
- data->fd = open(buf, O_EXCL | O_RDWR | O_CREAT, 0600);
- }
- } else {
- flock(data->fd, LOCK_EX);
- }
-#else
- data->fd = open(buf, O_CREAT | O_RDWR, 0600);
- if(data->fd != -1) {
- flock(data->fd, LOCK_EX);
- }
-#endif
- }
-}
-
-static void _ps_files_cleanup_dir(const char *dirname, int maxlifetime)
-{
- DIR *dir;
- struct dirent *entry;
- struct stat sbuf;
- char buf[MAXPATHLEN];
- time_t now;
-
- dir = opendir(dirname);
- if(!dir) return;
-
- time(&now);
-
- while((entry = readdir(dir))) {
- /* does the file start with our prefix? */
- if(!strncmp(entry->d_name, FILE_PREFIX, sizeof(FILE_PREFIX) - 1) &&
- /* create full path */
- snprintf(buf, MAXPATHLEN, "%s%c%s", dirname, DIR_DELIMITER,
- entry->d_name) > 0 &&
- /* stat the directory entry */
- stat(buf, &sbuf) == 0 &&
- /* is it expired? */
- (now - sbuf.st_atime) > maxlifetime) {
- unlink(buf);
- }
- }
-
- closedir(dir);
-}
-
-#define PS_FILES_DATA ps_files *data = PS_GET_MOD_DATA()
-
-PS_OPEN_FUNC(files)
-{
- ps_files *data;
- char *p;
-
- data = ecalloc(sizeof(*data), 1);
- PS_SET_MOD_DATA(data);
-
- data->fd = -1;
- if((p = strchr(save_path, ':'))) {
- data->dirdepth = strtol(save_path, NULL, 10);
- save_path = p + 1;
- }
- data->basedir = estrdup(save_path);
-
- return SUCCESS;
-}
-
-PS_CLOSE_FUNC(files)
-{
- PS_FILES_DATA;
-
- if(data->fd > -1) close(data->fd);
- if(data->lastkey) efree(data->lastkey);
- efree(data->basedir);
- efree(data);
- *mod_data = NULL;
-
- return SUCCESS;
-}
-
-PS_READ_FUNC(files)
-{
- int n;
- struct stat sbuf;
- PS_FILES_DATA;
-
- _ps_files_open(data, key);
- if(data->fd < 0) {
- return FAILURE;
- }
-
- if(fstat(data->fd, &sbuf)) {
- return FAILURE;
- }
-
- lseek(data->fd, 0, SEEK_SET);
-
- *vallen = sbuf.st_size;
- *val = emalloc(sbuf.st_size);
-
- n = read(data->fd, *val, sbuf.st_size);
- if(n != sbuf.st_size) {
- efree(*val);
- return FAILURE;
- }
-
- return SUCCESS;
-}
-
-PS_WRITE_FUNC(files)
-{
- PS_FILES_DATA;
-
- _ps_files_open(data, key);
- if(data->fd < 0) {
- return FAILURE;
- }
-
- ftruncate(data->fd, 0);
- lseek(data->fd, 0, SEEK_SET);
- write(data->fd, val, vallen);
-
- return SUCCESS;
-}
-
-PS_DESTROY_FUNC(files)
-{
- char buf[MAXPATHLEN];
- PS_FILES_DATA;
-
- if(!_ps_files_path_create(buf, sizeof(buf), data, key))
- return FAILURE;
-
- unlink(buf);
-
- return SUCCESS;
-}
-
-PS_GC_FUNC(files)
-{
- PS_FILES_DATA;
-
- /* we don't perform any cleanup, if dirdepth is larger than 0.
- we return SUCCESS, since all cleanup should be handled by
- an external entity (i.e. find -ctime x | xargs rm) */
-
- if(data->dirdepth > 0) {
- return SUCCESS;
- }
-
- _ps_files_cleanup_dir(data->basedir, maxlifetime);
-
- return SUCCESS;
-}
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