[or-cvs] Make detect_compression_method work on platforms with more ...
Nick Mathewson
nickm at seul.org
Wed Jan 19 23:07:45 UTC 2005
Update of /home/or/cvsroot/tor/src/common
In directory moria.mit.edu:/tmp/cvs-serv28943/src/common
Modified Files:
torgzip.c
Log Message:
Make detect_compression_method work on platforms with more evil chars.
Index: torgzip.c
===================================================================
RCS file: /home/or/cvsroot/tor/src/common/torgzip.c,v
retrieving revision 1.10
retrieving revision 1.11
diff -u -d -r1.10 -r1.11
--- torgzip.c 19 Jan 2005 22:40:32 -0000 1.10
+++ torgzip.c 19 Jan 2005 23:07:43 -0000 1.11
@@ -19,6 +19,7 @@
#else
#include <zlib.h>
#endif
+#include <string.h>
#include "util.h"
#include "log.h"
@@ -231,10 +232,10 @@
*/
int detect_compression_method(const char *in, size_t in_len)
{
- if (in_len > 2 && in[0] == 0x1f && in[1] == 0x8b) {
+ if (in_len > 2 && !memcmp(in, "\x1f\x8b", 2)) {
return GZIP_METHOD;
} else if (in_len > 2 && (in[0] & 0x0f) == 8 &&
- get_uint16(in) % 31 == 0) {
+ (get_uint16(in) % 31) == 0) {
return ZLIB_METHOD;
} else {
return 0;
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