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zlib: Add debug tracing of zlib errors

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This commit is contained in:
TJ Saunders
2010-11-03 14:42:44 +01:00
committed by Daniel Stenberg
parent 6395a738fd
commit 8974dc05ae
1 changed files with 10 additions and 1 deletions
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11
src/comp.c
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@@ -167,6 +167,8 @@ comp_method_zlib_init(LIBSSH2_SESSION * session, int compress,
if (status != Z_OK) { if (status != Z_OK) {
LIBSSH2_FREE(session, strm); LIBSSH2_FREE(session, strm);
_libssh2_debug(session, LIBSSH2_TRACE_TRANS,
"unhandled zlib error %d", status);
return LIBSSH2_ERROR_COMPRESS; return LIBSSH2_ERROR_COMPRESS;
} }
*abstract = strm; *abstract = strm;
@@ -201,9 +203,12 @@ comp_method_zlib_comp(LIBSSH2_SESSION *session,
status = deflate(strm, Z_PARTIAL_FLUSH); status = deflate(strm, Z_PARTIAL_FLUSH);
if (status != Z_OK) if (status != Z_OK) {
_libssh2_debug(session, LIBSSH2_TRACE_TRANS,
"unhandled zlib compression error %d", status);
return _libssh2_error(session, LIBSSH2_ERROR_ZLIB, return _libssh2_error(session, LIBSSH2_ERROR_ZLIB,
"compression failure"); "compression failure");
}
*dest_len = out_maxlen - strm->avail_out; *dest_len = out_maxlen - strm->avail_out;
return 0; return 0;
@@ -269,6 +274,8 @@ comp_method_zlib_decomp(LIBSSH2_SESSION * session,
} }
if (status != Z_OK) { if (status != Z_OK) {
LIBSSH2_FREE(session, out); LIBSSH2_FREE(session, out);
_libssh2_debug(session, LIBSSH2_TRACE_TRANS,
"unhandled zlib error %d", status);
return _libssh2_error(session, LIBSSH2_ERROR_ZLIB, return _libssh2_error(session, LIBSSH2_ERROR_ZLIB,
"compress/decompression failure"); "compress/decompression failure");
} }
@@ -337,6 +344,8 @@ comp_method_zlib_decomp(LIBSSH2_SESSION * session,
} }
if (status != Z_OK) { if (status != Z_OK) {
LIBSSH2_FREE(session, out); LIBSSH2_FREE(session, out);
_libssh2_debug(session, LIBSSH2_TRACE_TRANS,
"unhandled zlib error %d", status);
return _libssh2_error(session, LIBSSH2_ERROR_ZLIB, return _libssh2_error(session, LIBSSH2_ERROR_ZLIB,
"compress/decompression failure"); "compress/decompression failure");
} }