Function RegisterCompressHandler

src/brpc/compress.cpp:30–47

static CompressHandler s_handler_map[MAX_HANDLER_SIZE] = { { NULL, NULL, NULL } };

int RegisterCompressHandler(CompressType type, 
                            CompressHandler handler) {
    if (NULL == handler.Compress || NULL == handler.Decompress) {
        LOG(FATAL) << "Invalid parameter: handler function is NULL";
        return -1;
    }
    int index = type;
    if (index < 0 || index >= MAX_HANDLER_SIZE) {
        LOG(FATAL) << "CompressType=" << type << " is out of range";
        return -1;
    }
    if (s_handler_map[index].Compress != NULL) {
        LOG(FATAL) << "CompressType=" << type << " was registered";
        return -1;
    }
    s_handler_map[index] = handler;
    return 0;
}

// Find CompressHandler by type.
// Returns NULL if not found