static vxmem *vxmem_chunk_fromfd(int fd, off_t size)
{
vxmem_chunk *chunk;
chunk = calloc(sizeof *chunk, 1);
if (chunk == NULL)
return NULL;
chunk->mem = chunk_proto;
chunk->fd = fd;
if (chunk_resize((vxmem*)chunk, size) < 0) {
free(chunk);
return NULL;
}
return (vxmem*)chunk;
}
void chunk_decompress( chunk_t *chunk, uint8_t *cbuffer, uint32_t N ) {
chunk_resize( chunk, N );
// Do the varint decoding
streamvbyte_delta_decode( cbuffer, chunk->buffer, N, 0 );
}
// Push value, returns 1 if we are now full
int chunk_push( chunk_t *chunk, uint32_t value ) {
chunk_resize( chunk, 256 );
chunk->buffer[ chunk->size++ ] = value;
return chunk->size == chunk->cap;
}
