contrib/lar:

	- add lua binding for lar library
	- introduce mmap() support for lua

1 files changed, 36 insertions, 10 deletions

diff --git a/contrib/lar/lar.h b/contrib/lar/lar.h
index 04245ce63..fcbd94d10 100644
--- a/contrib/lar/lar.h
+++ b/contrib/lar/lar.h
@@ -1,3 +1,22 @@
+/*
+ * lar - Lua Archive Library
+ *
+ *   Copyright (C) 2009 Jo-Philipp Wich <xm@subsignal.org>
+ *
+ *  Licensed under the Apache License, Version 2.0 (the "License");
+ *  you may not use this file except in compliance with the License.
+ *  You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *  Unless required by applicable law or agreed to in writing, software
+ *  distributed under the License is distributed on an "AS IS" BASIS,
+ *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *  See the License for the specific language governing permissions and
+ *  limitations under the License.
+ */
+
+
 #ifndef __LAR_H
 #define __LAR_H
 
@@ -13,6 +32,7 @@
 #include <sys/mman.h>
 #include <sys/stat.h>
 
+#include "md5.h"
 
 #define LAR_DIE(s) \
 	do { \
@@ -27,6 +47,9 @@
 #define LAR_FNAME_BUFFER 1024
 #define LAR_FNAME(s) char s[LAR_FNAME_BUFFER]
 
+#define LAR_TYPE_REGULAR	0x0000
+#define LAR_TYPE_FILELIST	0xFFFF
+
 #ifdef __WIN32__
 #define LAR_DIRSEP	'\\'
 #else
@@ -35,12 +58,12 @@
 
 
 struct lar_index_item {
-	uint32_t noffset;
-	uint32_t nlength;
-	uint32_t foffset;
-	uint32_t flength;
+	uint32_t offset;
+	uint32_t length;
 	uint16_t type;
 	uint16_t flags;
+	char id[16];
+	char *filename;
 	struct lar_index_item *next;
 };
 
@@ -55,6 +78,7 @@ struct lar_member_item {
 
 struct lar_archive_handle {
 	int fd;
+	int has_filenames;
 	off_t length;
 	char filename[LAR_FNAME_BUFFER];
 	struct lar_index_item *index;
@@ -64,14 +88,16 @@ typedef struct lar_index_item lar_index;
 typedef struct lar_member_item lar_member;
 typedef struct lar_archive_handle lar_archive;
 
-
-int lar_read32( int fd, uint32_t *val );
-int lar_read16( int fd, uint16_t *val );
+/*
+static int lar_read_filenames( lar_archive *ar );
+static int lar_read32( int fd, uint32_t *val );
+static int lar_read16( int fd, uint16_t *val );
+static void lar_md5( char *md5, const char *data, int len );
+*/
 
 lar_index * lar_get_index( lar_archive *ar );
 
-uint32_t lar_get_filename( lar_archive *ar,
-	lar_index *idx_ptr, char *filename );
+lar_member * lar_mmap_member( lar_archive *ar, lar_index *idx_ptr );
 
 lar_member * lar_open_member( lar_archive *ar, const char *name );
 
@@ -81,7 +107,7 @@ lar_archive * lar_open( const char *filename );
 
 int lar_close( lar_archive *ar );
 
-lar_archive * lar_find_archive( const char *package, const char *path );
+lar_archive * lar_find_archive( const char *package, const char *path, int pkg);
 
 lar_member * lar_find_member( lar_archive *ar, const char *package );