=========================================================================== * Test deflate() with full flush */
(compr, comprLen)
| 390 | * Test deflate() with full flush |
| 391 | */ |
| 392 | void test_flush(compr, comprLen) |
| 393 | Byte *compr; |
| 394 | uLong *comprLen; |
| 395 | { |
| 396 | z_stream c_stream; /* compression stream */ |
| 397 | int err; |
| 398 | uInt len = (uInt)strlen(hello)+1; |
| 399 | |
| 400 | c_stream.zalloc = zalloc; |
| 401 | c_stream.zfree = zfree; |
| 402 | c_stream.opaque = (voidpf)0; |
| 403 | |
| 404 | err = deflateInit(&c_stream, Z_DEFAULT_COMPRESSION); |
| 405 | CHECK_ERR(err, "deflateInit"); |
| 406 | |
| 407 | c_stream.next_in = (z_const unsigned char *)hello; |
| 408 | c_stream.next_out = compr; |
| 409 | c_stream.avail_in = 3; |
| 410 | c_stream.avail_out = (uInt)*comprLen; |
| 411 | err = deflate(&c_stream, Z_FULL_FLUSH); |
| 412 | CHECK_ERR(err, "deflate"); |
| 413 | |
| 414 | compr[3]++; /* force an error in first compressed block */ |
| 415 | c_stream.avail_in = len - 3; |
| 416 | |
| 417 | err = deflate(&c_stream, Z_FINISH); |
| 418 | if (err != Z_STREAM_END) { |
| 419 | CHECK_ERR(err, "deflate"); |
| 420 | } |
| 421 | err = deflateEnd(&c_stream); |
| 422 | CHECK_ERR(err, "deflateEnd"); |
| 423 | |
| 424 | *comprLen = c_stream.total_out; |
| 425 | } |
| 426 | |
| 427 | /* =========================================================================== |
| 428 | * Test inflateSync() |
no test coverage detected