diff options
Diffstat (limited to 'snappy.h')
| -rw-r--r-- | snappy.h | 22 |
1 files changed, 22 insertions, 0 deletions
@@ -124,6 +124,28 @@ namespace snappy { // returns false if the message is corrupted and could not be decrypted bool RawUncompress(Source* compressed, char* uncompressed); + // Given data in "compressed[0..compressed_length-1]" generated by + // calling the Snappy::Compress routine, this routine + // stores the uncompressed data to the iovec "iov". The number of physical + // buffers in "iov" is given by iov_cnt and their cumulative size + // must be at least GetUncompressedLength(compressed). The individual buffers + // in "iov" must not overlap with each other. + // + // returns false if the message is corrupted and could not be decrypted + bool RawUncompressToIOVec(const char* compressed, size_t compressed_length, + const struct iovec* iov, size_t iov_cnt); + + // Given data from the byte source 'compressed' generated by calling + // the Snappy::Compress routine, this routine stores the uncompressed + // data to the iovec "iov". The number of physical + // buffers in "iov" is given by iov_cnt and their cumulative size + // must be at least GetUncompressedLength(compressed). The individual buffers + // in "iov" must not overlap with each other. + // + // returns false if the message is corrupted and could not be decrypted + bool RawUncompressToIOVec(Source* compressed, const struct iovec* iov, + size_t iov_cnt); + // Returns the maximal size of the compressed representation of // input data that is "source_bytes" bytes in length; size_t MaxCompressedLength(size_t source_bytes); |