bool passive_fd;
char *buf;
- size_t size;
- size_t scanned;
- size_t filled;
- size_t data_size;
+ size_t size; /* total size of the buffer */
+ size_t offset; /* offset to the beginning of live data in the buffer */
+ size_t scanned; /* number of bytes since the beginning of data without a newline */
+ size_t filled; /* total number of bytes in the buffer */
+ size_t data_size; /* size of the binary data chunk being processed */
struct iovec_wrapper iovw;