support lib physfs for extract data from archive files

1 files changed, 72 insertions, 0 deletions

diff --git a/src/base/archive.c b/src/base/archive.c
index cdd2ae1..a364df6 100644
--- a/src/base/archive.c
+++ b/src/base/archive.c
@@ -2,7 +2,17 @@
 #include <stdlib.h>
 #include <string.h>
 #include <unistd.h>
+
+#define SUPPORT_LIBZIP
+/* #define SUPPORT_LIBPHYSFS */
+
+#ifdef SUPPORT_LIBPHYSFS
+#include <physfs.h>
+#endif
+
+#ifdef SUPPORT_LIBZIP
 #include <zip.h>
+#endif
 
 #include "main.h"
 #include "archive.h"
@@ -10,6 +20,7 @@
 #define ARCHIVE_BUFFER_SIZE	4096
 #define STR_TMP_FILE_NAME	4096
 
+#ifdef SUPPORT_LIBZIP
 char *archive_extract_file(char *archive, char *filename)
 {
 	char name[STR_TMP_FILE_NAME];
@@ -69,6 +80,67 @@ char *archive_extract_file(char *archive, char *filename)
 
 	return strdup(name);
 }
+#endif
+
+#ifdef SUPPORT_LIBPHYSFS
+char *archive_extract_file(char *archive, char *filename)
+{
+	char name[STR_TMP_FILE_NAME];
+	char buffer[ARCHIVE_BUFFER_SIZE];
+
+	PHYSFS_file *file_archive;
+	FILE *file;
+	int count;
+
+	char *tmp;
+
+#ifndef __WIN32__
+	tmp = getenv("TMPDIR") == NULL ? "/tmp" : getenv("TMPDIR");
+#else
+	tmp = getenv("TEMP");
+#endif
+	sprintf(name, "%s%stuxanci.%d-%s", tmp, PATH_SEPARATOR ,getpid(), filename);
+
+	if( ! PHYSFS_init("hahaha") )
+	{
+		error("Unable to init physfs");
+		return NULL;
+	}
+
+	if (! PHYSFS_addToSearchPath(archive, 1)) {
+		error("Unable to open archive [%s]", archive);
+		PHYSFS_deinit();
+		return NULL;
+	}
+
+	file_archive = PHYSFS_openRead(filename);
+
+	if (file_archive == NULL) {
+		error("Unable to extract the file [%s] from archive [%s]", filename, archive);
+		PHYSFS_deinit();
+		return NULL;
+	}
+
+	if ((file = fopen(name, "wb")) == NULL) {
+		error("Unable to create temporary file [%s]", name);
+		PHYSFS_close(file_archive);
+		PHYSFS_deinit();
+		return NULL;
+	}
+
+	while ((count = PHYSFS_read(file_archive, buffer, 1, ARCHIVE_BUFFER_SIZE)) > 0)
+	{
+		fwrite(buffer, count, 1, file);
+	}
+
+	PHYSFS_close(file_archive);
+	fclose(file);
+
+	PHYSFS_deinit();
+
+	return strdup(name);
+}
+#endif
 
 void archive_delete_file(char *s)
 {