git/zlib.c

62 строки
1.2 KiB
C
Исходник Обычный вид История

/*
* zlib wrappers to make sure we don't silently miss errors
* at init time.
*/
#include "cache.h"
void git_inflate_init(z_streamp strm)
{
const char *err;
switch (inflateInit(strm)) {
case Z_OK:
return;
case Z_MEM_ERROR:
err = "out of memory";
break;
case Z_VERSION_ERROR:
err = "wrong version";
break;
default:
err = "error";
}
die("inflateInit: %s (%s)", err, strm->msg ? strm->msg : "no message");
}
void git_inflate_end(z_streamp strm)
{
if (inflateEnd(strm) != Z_OK)
error("inflateEnd: %s", strm->msg ? strm->msg : "failed");
}
int git_inflate(z_streamp strm, int flush)
{
int ret = inflate(strm, flush);
const char *err;
switch (ret) {
/* Out of memory is fatal. */
case Z_MEM_ERROR:
die("inflate: out of memory");
/* Data corruption errors: we may want to recover from them (fsck) */
case Z_NEED_DICT:
err = "needs dictionary"; break;
case Z_DATA_ERROR:
err = "data stream error"; break;
case Z_STREAM_ERROR:
err = "stream consistency error"; break;
default:
err = "unknown error"; break;
/* Z_BUF_ERROR: normal, needs more space in the output buffer */
case Z_BUF_ERROR:
case Z_OK:
case Z_STREAM_END:
return ret;
}
error("inflate: %s (%s)", err, strm->msg ? strm->msg : "no message");
return ret;
}