#ifdef __FreeBSD__
if ((fdOff != NULL) && (caph_limit_stream(3, CAPH_WRITE)) != 0) {
errx(EX_OSERR, "can not caph_limit_stream(3)");
- };
+ }
capsicum_start();
#endif // __FreeBSD__
if (ctx == NULL) {
fputs("can not initialize ZSTD_DCtx\n", stderr);
return 1;
- };
+ }
int rc = EXIT_FAILURE;
char *bufIn = NULL;
char *bufOut = NULL;
if (bufIn == NULL) {
fputs("no memory\n", stderr);
goto Exit;
- };
+ }
const size_t bufOutSize = ZSTD_DStreamOutSize();
bufOut = malloc(bufOutSize);
if (bufOut == NULL) {
fputs("no memory\n", stderr);
goto Exit;
- };
+ }
unsigned long long bufSize = 0;
} else {
perror("can not fread(FILE)");
goto Exit;
- };
- };
+ }
+ }
if (n >= 8 && le32dec(bufIn) == 0x184D2A5D) {
// dictionary frame
size_t dictSize = (size_t)le32dec(bufIn + 4);
if (dict == NULL) {
fprintf(stderr, "insufficient memory for dictionary: %zu\n", dictSize);
goto Exit;
- };
+ }
const size_t alreadyRead = n - 8;
memcpy(dict, bufIn + 8, alreadyRead);
errno = 0;
perror("can not read dictionary data");
free(dict);
goto Exit;
- };
+ }
offset = dictSize + 8;
offsetPrev = offset;
if (fdOff != NULL) {
fprintf(fdOff, "%zu\t0\n", offset);
- };
+ }
uint32_t hdr = le32dec(dict);
switch (hdr) {
case ZSTD_MAGIC_DICTIONARY:
"can not load dictionary: %s\n",
ZSTD_getErrorName(zCode));
goto Exit;
- };
+ }
goto ReadAgain;
- break;
case ZSTD_MAGICNUMBER:
bufSize = ZSTD_getFrameContentSize(dict, dictSize);
switch (bufSize) {
fprintf(stderr, "can not determine dictionary's size\n");
free(dict);
goto Exit;
- };
+ }
char *buf = malloc(bufSize);
if (buf == NULL) {
fprintf(
stderr, "insufficient memory for dictionary: %llu\n", bufSize);
free(dict);
goto Exit;
- };
+ }
zCode = ZSTD_decompress(buf, bufSize, dict, dictSize);
free(dict);
if (ZSTD_isError(zCode)) {
ZSTD_getErrorName(zCode));
free(buf);
goto Exit;
- };
+ }
zCode = ZSTD_DCtx_loadDictionary(ctx, buf, zCode);
free(buf);
if ((zCode != 0) && (ZSTD_isError(zCode))) {
"can not load dictionary: %s\n",
ZSTD_getErrorName(zCode));
goto Exit;
- };
+ }
goto ReadAgain;
- break;
default:
fprintf(stderr, "unknown dictionary header\n");
free(dict);
goto Exit;
- };
- };
+ }
+ }
isEmpty = false;
bIn.size = n;
bIn.pos = 0;
if ((zCode != 0) && (ZSTD_isError(zCode))) {
fprintf(stderr, "can not decompress: %s\n", ZSTD_getErrorName(zCode));
goto Exit;
- };
+ }
n = fwrite(bufOut, 1, bOut.pos, stdout);
if (n != bOut.pos) {
perror("can not fwrite(stdout)");
goto Exit;
- };
+ }
written += n;
if (zCode == 0) {
offset += bIn.pos;
if (fdOff != NULL) {
fprintf(fdOff, "%zu\t%zu\n", offset - offsetPrev, written);
- };
+ }
offsetPrev = offset + bIn.pos;
written = 0;
- };
- };
+ }
+ }
if (lastBlock) {
break;
- };
+ }
offset += bIn.pos;
- };
+ }
if (isEmpty) {
fputs("empty input\n", stderr);
goto Exit;
- };
+ }
if (zCode != 0) {
fprintf(stderr, "unfinished decompression: %s\n", ZSTD_getErrorName(zCode));
goto Exit;
- };
+ }
rc = EXIT_SUCCESS;
Exit:
if (bufOut != NULL) {
free(bufOut);
- };
+ }
if (bufIn != NULL) {
free(bufIn);
- };
+ }
ZSTD_freeDCtx(ctx);
if ((fdOff != NULL) && (fclose(fdOff) != 0)) {
perror("can not fclose(4)");
return EXIT_FAILURE;
- };
+ }
return rc;
-};
+}