- Add support for db1 through emulation

# Most probably db4 requires a slightly different detection since functions
# are macros which most probably doesn't work with current configure check.

1 files changed, 205 insertions, 0 deletions

diff --git a/ext/dba/dba_db1.c b/ext/dba/dba_db1.c
new file mode 100755
index 0000000000..d81cfb6fc2
--- /dev/null
+++ b/ext/dba/dba_db1.c
@@ -0,0 +1,205 @@
+/*
+   +----------------------------------------------------------------------+
+   | PHP Version 5                                                        |
+   +----------------------------------------------------------------------+
+   | Copyright (c) 1997-2004 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.               |
+   +----------------------------------------------------------------------+
+   | Author: Shen Cheng-Da <cdsheen@gmail.com>                            |
+   +----------------------------------------------------------------------+
+ */
+
+/* $Id$ */
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include "php.h"
+
+#if DBA_DB1
+#include "php_db1.h"
+
+#ifdef DB1_INCLUDE_FILE
+#include DB1_INCLUDE_FILE
+#endif
+
+#include <unistd.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <fcntl.h>
+
+#define DB1_DATA dba_db1_data *dba = info->dbf
+#define DB1_GKEY DBT gkey; gkey.data = (char *) key; gkey.size = keylen
+
+typedef struct {
+	DB  *dbp;
+} dba_db1_data;
+
+DBA_OPEN_FUNC(db1)
+{
+	dba_db1_data	*dba;
+	DB		*db;
+
+	int gmode;
+	int filemode = 0644;
+
+	if (info->argc > 0) {
+		convert_to_long_ex(info->argv[0]);
+		filemode = Z_LVAL_PP(info->argv[0]);
+	}
+
+	gmode = 0;
+	switch (info->mode) {
+		case DBA_READER:
+			gmode = O_RDONLY;
+			break;
+		case DBA_WRITER:
+			gmode = O_RDWR;
+			break;
+		case DBA_CREAT:
+			gmode = O_RDWR | O_CREAT;
+			break;
+		case DBA_TRUNC:
+			gmode = O_RDWR | O_CREAT | O_TRUNC;
+			break;
+		default:
+			return FAILURE; /* not possible */
+	}
+
+	db = dbopen((char *)info->path, gmode, filemode, DB_HASH, NULL);
+
+	if (db == NULL) {
+		return FAILURE;
+	}
+
+	dba = pemalloc(sizeof(*dba), info->flags&DBA_PERSISTENT);
+	dba->dbp = db;
+
+	info->dbf = dba;
+
+	return SUCCESS;
+}
+
+DBA_CLOSE_FUNC(db1)
+{
+	DB1_DATA;
+	dba->dbp->close(dba->dbp);
+	pefree(info->dbf, info->flags&DBA_PERSISTENT);
+}
+
+DBA_FETCH_FUNC(db1)
+{
+	DBT gval;
+	DB1_DATA;
+	DB1_GKEY;
+
+	char *new = NULL;
+
+	memset(&gval, 0, sizeof(gval));
+	if (dba->dbp->get(dba->dbp, &gkey, &gval, 0) == RET_SUCCESS) {
+		if (newlen) *newlen = gval.size;
+		new = estrndup(gval.data, gval.size);
+	}
+	return new;
+}
+
+DBA_UPDATE_FUNC(db1)
+{
+	DBT gval;
+	DB1_DATA;
+	DB1_GKEY;
+
+	gval.data = (char *) val;
+	gval.size = vallen;
+
+	return dba->dbp->put(dba->dbp, &gkey, &gval, mode == 1 ? R_NOOVERWRITE : 0) != RET_SUCCESS ? FAILURE : SUCCESS;
+}
+
+DBA_EXISTS_FUNC(db1)
+{
+	DBT gval;
+	DB1_DATA;
+	DB1_GKEY;
+
+	return dba->dbp->get(dba->dbp, &gkey, &gval, 0) != RET_SUCCESS ? FAILURE : SUCCESS;
+}
+
+DBA_DELETE_FUNC(db1)
+{
+	DB1_DATA;
+	DB1_GKEY;
+
+	return dba->dbp->del(dba->dbp, &gkey, 0) != RET_SUCCESS ? FAILURE : SUCCESS;
+}
+
+DBA_FIRSTKEY_FUNC(db1)
+{
+	DBT gkey;
+	DBT gval;
+	DB1_DATA;
+
+	char *key = NULL;
+
+	memset(&gkey, 0, sizeof(gkey));
+	memset(&gval, 0, sizeof(gval));
+
+	if (dba->dbp->seq(dba->dbp, &gkey, &gval, R_FIRST) == RET_SUCCESS) {
+		if (newlen) *newlen = gkey.size;
+		key = estrndup(gkey.data, gkey.size);
+	}
+
+	return key;
+}
+
+DBA_NEXTKEY_FUNC(db1)
+{
+	DBT gkey;
+	DBT gval;
+	DB1_DATA;
+
+	char *key = NULL;
+
+	memset(&gkey, 0, sizeof(gkey));
+	memset(&gval, 0, sizeof(gval));
+
+	if (dba->dbp->seq(dba->dbp, &gkey, &gval, R_NEXT) == RET_SUCCESS) {
+		if (newlen) *newlen = gkey.size;
+		key = estrndup(gkey.data, gkey.size);
+	}
+	return key;
+}
+
+DBA_OPTIMIZE_FUNC(db1)
+{
+	/* dummy */
+	return SUCCESS;
+}
+
+DBA_SYNC_FUNC(db1)
+{
+	return SUCCESS;
+}
+
+DBA_INFO_FUNC(db1)
+{
+	return estrdup(DB1_VERSION);
+}
+
+#endif
+
+/*
+ * Local variables:
+ * tab-width: 4
+ * c-basic-offset: 4
+ * End:
+ * vim600: sw=4 ts=4 fdm=marker
+ * vim<600: sw=4 ts=4
+ */