latest minizip

2017-06-22 12:06:35 +08:00
parent 3f6592687a
commit f13ff57501
45 changed files with 9389 additions and 8071 deletions
@@ -0,0 +1,51 @@
+/* ioapi_mem.h -- IO base function header for compress/uncompress .zip
+   files using zlib + zip or unzip API
+
+   This version of ioapi is designed to access memory rather than files.
+   We do use a region of memory to put data in to and take it out of.
+
+   Copyright (C) 1998-2003 Gilles Vollant
+             (C) 2003 Justin Fletcher
+
+   This program is distributed under the terms of the same license as zlib.
+   See the accompanying LICENSE file for the full text of the license.
+*/
+
+#ifndef _IOAPI_MEM_H
+#define _IOAPI_MEM_H
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+#include "zlib.h"
+#include "ioapi.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+voidpf   ZCALLBACK fopen_mem_func(voidpf opaque, const char* filename, int mode);
+voidpf   ZCALLBACK fopendisk_mem_func(voidpf opaque, voidpf stream, uint32_t number_disk, int mode);
+uint32_t ZCALLBACK fread_mem_func(voidpf opaque, voidpf stream, void* buf, uint32_t size);
+uint32_t ZCALLBACK fwrite_mem_func(voidpf opaque, voidpf stream, const void* buf, uint32_t size);
+long     ZCALLBACK ftell_mem_func(voidpf opaque, voidpf stream);
+long     ZCALLBACK fseek_mem_func(voidpf opaque, voidpf stream, uint32_t offset, int origin);
+int      ZCALLBACK fclose_mem_func(voidpf opaque, voidpf stream);
+int      ZCALLBACK ferror_mem_func(voidpf opaque, voidpf stream);
+
+typedef struct ourmemory_s {
+    char *base;          /* Base of the region of memory we're using */
+    uint32_t size;       /* Size of the region of memory we're using */
+    uint32_t limit;      /* Furthest we've written */
+    uint32_t cur_offset; /* Current offset in the area */
+    int grow;            /* Growable memory buffer */
+} ourmemory_t;
+
+void fill_memory_filefunc(zlib_filefunc_def* pzlib_filefunc_def, ourmemory_t *ourmem);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif