imported original firmware WRT54GL_v4.30.11_11_US

1 files changed, 35 insertions, 0 deletions

diff --git a/release/src/router/busybox/libbb/gz_open.c b/release/src/router/busybox/libbb/gz_open.c
new file mode 100644
index 00000000..ef30ff89
--- /dev/null
+++ b/release/src/router/busybox/libbb/gz_open.c
@@ -0,0 +1,35 @@
+#include <sys/types.h>
+#include <sys/wait.h>
+#include <signal.h>
+#include <stdlib.h>
+#include <string.h>
+#include <unistd.h>
+#include "libbb.h"
+
+extern FILE *gz_open(FILE *compressed_file, int *pid)
+{
+	int unzip_pipe[2];
+
+	if (pipe(unzip_pipe)!=0) {
+		error_msg("pipe error");
+		return(NULL);
+	}
+	if ((*pid = fork()) == -1) {
+		error_msg("fork failed");
+		return(NULL);
+	}
+	if (*pid==0) {
+		/* child process */
+		close(unzip_pipe[0]);
+		unzip(compressed_file, fdopen(unzip_pipe[1], "w"));
+		fflush(NULL);
+		fclose(compressed_file);
+		close(unzip_pipe[1]);
+		exit(EXIT_SUCCESS);
+	}
+	close(unzip_pipe[1]);
+	if (unzip_pipe[0] == -1) {
+		error_msg("gzip stream init failed");
+	}
+	return(fdopen(unzip_pipe[0], "r"));
+}