diff options
| -rw-r--r-- | cache.h | 1 | ||||
| -rw-r--r-- | http-backend.c | 5 | ||||
| -rw-r--r-- | zlib.c | 15 |
3 files changed, 17 insertions, 4 deletions
@@ -21,6 +21,7 @@ #endif void git_inflate_init(z_streamp strm); +void git_inflate_init_gzip_only(z_streamp strm); void git_inflate_end(z_streamp strm); int git_inflate(z_streamp strm, int flush); diff --git a/http-backend.c b/http-backend.c index c74cb03a7..ab5015d9d 100644 --- a/http-backend.c +++ b/http-backend.c @@ -275,12 +275,9 @@ static void inflate_request(const char *prog_name, int out) unsigned char in_buf[8192]; unsigned char out_buf[8192]; unsigned long cnt = 0; - int ret; memset(&stream, 0, sizeof(stream)); - ret = inflateInit2(&stream, (15 + 16)); - if (ret != Z_OK) - die("cannot start zlib inflater, zlib err %d", ret); + git_inflate_init_gzip_only(&stream); while (1) { ssize_t n = xread(0, in_buf, sizeof(in_buf)); @@ -32,6 +32,21 @@ void git_inflate_init(z_streamp strm) strm->msg ? strm->msg : "no message"); } +void git_inflate_init_gzip_only(z_streamp strm) +{ + /* + * Use default 15 bits, +16 is to accept only gzip and to + * yield Z_DATA_ERROR when fed zlib format. + */ + const int windowBits = 15 + 16; + int status = inflateInit2(strm, windowBits); + + if (status == Z_OK) + return; + die("inflateInit2: %s (%s)", zerr_to_string(status), + strm->msg ? strm->msg : "no message"); +} + void git_inflate_end(z_streamp strm) { int status = inflateEnd(strm); |