diff options
Diffstat (limited to 'ext/sqlite/sess_sqlite.c')
| -rw-r--r-- | ext/sqlite/sess_sqlite.c | 189 |
1 files changed, 0 insertions, 189 deletions
diff --git a/ext/sqlite/sess_sqlite.c b/ext/sqlite/sess_sqlite.c deleted file mode 100644 index 3adc0eb1d3..0000000000 --- a/ext/sqlite/sess_sqlite.c +++ /dev/null @@ -1,189 +0,0 @@ -/* - +----------------------------------------------------------------------+ - | PHP Version 4 | - +----------------------------------------------------------------------+ - | Copyright (c) 1997-2003 The PHP Group | - +----------------------------------------------------------------------+ - | This source file is subject to version 3.0 of the PHP license, | - | that is bundled with this package in the file LICENSE, and is | - | available through the world-wide-web at the following url: | - | http://www.php.net/license/3_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: John Coggeshall <john@php.net> | - | Wez Furlong <wez@thebrainroom.com> | - +----------------------------------------------------------------------+ - */ - -/* $Id$ */ - -#include "php.h" - -#if HAVE_PHP_SESSION - -#include "ext/session/php_session.h" -#include <sqlite.h> -#define SQLITE_RETVAL(__r) ((__r) == SQLITE_OK ? SUCCESS : FAILURE) -#define PS_SQLITE_DATA sqlite *db = (sqlite*)PS_GET_MOD_DATA() -extern int sqlite_encode_binary(const unsigned char *in, int n, unsigned char *out); -extern int sqlite_decode_binary(const unsigned char *in, unsigned char *out); - -PS_FUNCS(sqlite); - -ps_module ps_mod_sqlite = { - PS_MOD(sqlite) -}; - -PS_OPEN_FUNC(sqlite) -{ - char *errmsg = NULL; - sqlite *db; - - /* TODO: do we need a safe_mode check here? */ - db = sqlite_open(save_path, 0666, &errmsg); - if (db == NULL) { - php_error_docref(NULL TSRMLS_CC, E_WARNING, - "SQLite: failed to open/create session database `%s' - %s", save_path, errmsg); - sqlite_freemem(errmsg); - return FAILURE; - } - - /* allow up to 1 minute when busy */ - sqlite_busy_timeout(db, 60000); - - sqlite_exec(db, "PRAGMA default_synchronous = OFF", NULL, NULL, NULL); - sqlite_exec(db, "PRAGMA count_changes = OFF", NULL, NULL, NULL); - - /* This will fail if the table already exists, but that's not a big problem. I'm - unclear as to how to check for a table's existence in SQLite -- that would be better here. */ - sqlite_exec(db, - "CREATE TABLE session_data (" - " sess_id PRIMARY KEY," - " value TEXT, " - " updated INTEGER " - ")", NULL, NULL, NULL); - - PS_SET_MOD_DATA(db); - - return SUCCESS; -} - -PS_CLOSE_FUNC(sqlite) -{ - PS_SQLITE_DATA; - - sqlite_close(db); - - return SUCCESS; -} - -PS_READ_FUNC(sqlite) -{ - PS_SQLITE_DATA; - char *query; - const char *tail; - sqlite_vm *vm; - int colcount, result; - const char **rowdata, **colnames; - char *error; - - *val = NULL; - *vallen = 0; - - query = sqlite_mprintf("SELECT value FROM session_data WHERE sess_id='%q' LIMIT 1", key); - if (query == NULL) { - /* no memory */ - return FAILURE; - } - - if (sqlite_compile(db, query, &tail, &vm, &error) != SQLITE_OK) { - php_error_docref(NULL TSRMLS_CC, E_WARNING, "SQLite: Could not compile session read query: %s", error); - sqlite_freemem(error); - sqlite_freemem(query); - return FAILURE; - } - - switch ((result = sqlite_step(vm, &colcount, &rowdata, &colnames))) { - case SQLITE_ROW: - if (rowdata[0] != NULL) { - *vallen = strlen(rowdata[0]); - *val = emalloc(*vallen); - *vallen = sqlite_decode_binary(rowdata[0], *val); - (*val)[*vallen] = '\0'; - } - break; - default: - sqlite_freemem(error); - error = NULL; - } - - if (SQLITE_OK != sqlite_finalize(vm, &error)) { - php_error_docref(NULL TSRMLS_CC, E_WARNING, "SQLite: session read: error %s", error); - sqlite_freemem(error); - error = NULL; - } - - sqlite_freemem(query); - - return *val == NULL ? FAILURE : SUCCESS; -} - -PS_WRITE_FUNC(sqlite) -{ - PS_SQLITE_DATA; - char *error; - time_t t; - char *binary; - int binlen; - int rv; - - t = time(NULL); - - binary = emalloc((256 * vallen + 1262) / 253); - binlen = sqlite_encode_binary((const unsigned char*)val, vallen, binary); - - rv = sqlite_exec_printf(db, "REPLACE INTO session_data VALUES('%q', '%q', %d)", NULL, NULL, &error, key, binary, t); - if (rv != SQLITE_OK) { - php_error_docref(NULL TSRMLS_CC, E_WARNING, "SQLite: session write query failed: %s", error); - sqlite_freemem(error); - } - efree(binary); - - return SQLITE_RETVAL(rv); -} - -PS_DESTROY_FUNC(sqlite) -{ - int rv; - PS_SQLITE_DATA; - - rv = sqlite_exec_printf(db, "DELETE FROM session_data WHERE sess_id='%q'", NULL, NULL, NULL, key); - - return SQLITE_RETVAL(rv); -} - -PS_GC_FUNC(sqlite) -{ - PS_SQLITE_DATA; - int rv; - time_t t = time(NULL); - - rv = sqlite_exec_printf(db, - "DELETE FROM session_data WHERE (%d - updated) > %d", - NULL, NULL, NULL, t, maxlifetime); - - return SQLITE_RETVAL(rv); -} - -#endif /* HAVE_PHP_SESSION */ - -/* - * Local variables: - * tab-width: 4 - * c-basic-offset: 4 - * End: - * vim600: sw=4 ts=4 fdm=marker - * vim<600: sw=4 ts=4 - */ |