static void write_binary(FILE *fd, const char *prefix, size_t size, const uint8_t *buf)
{
int n;
#if WITH_ZLIB
ZlibEncoder *enc;
int zlib_size;
record_encoder_data.buf = buf;
record_encoder_data.size = size;
enc = zlib_encoder_create(&record_encoder_data.base,
RECORD_ZLIB_DEFAULT_COMPRESSION_LEVEL);
if (!enc) {
fprintf(stderr, "%s: zlib encoder creation failed\n", __FUNCTION__);
exit(1);
}
#endif
fprintf(fd, "binary %d %s %ld:", WITH_ZLIB, prefix, size);
#if WITH_ZLIB
zlib_size = zlib_encode(enc, RECORD_ZLIB_DEFAULT_COMPRESSION_LEVEL, size,
output, sizeof(output));
fprintf(fd, "%d:", zlib_size);
n = fwrite(output, zlib_size, 1, fd);
zlib_encoder_destroy(enc);
#else
n = fwrite(buf, size, 1, fd);
#endif
(void)n;
fprintf(fd, "\n");
}
svn_error_t *
svn__compress(svn_stringbuf_t *in,
svn_stringbuf_t *out,
int compression_method)
{
if ( compression_method < SVN__COMPRESSION_NONE
|| compression_method > SVN__COMPRESSION_ZLIB_MAX)
return svn_error_createf(SVN_ERR_BAD_COMPRESSION_METHOD, NULL,
_("Unsupported compression method %d"),
compression_method);
return zlib_encode(in->data, in->len, out, compression_method);
}
