7 int serial_init(serializer_t *srl, void *buffer, int size)
9 srl->buffer = srl->cursor = buffer;
14 int serial_switch(serializer_t *srl, void *buffer, int size)
16 int used = srl->cursor - srl->buffer;
18 memcpy(buffer, srl->buffer, used);
21 srl->cursor = buffer + used;
25 int serial_put(serializer_t *srl, const void *item, int size)
27 int left = srl->bufsize - (srl->cursor - srl->buffer);
29 if (left < size + sizeof(short)) return left - sizeof(short);
30 *((short *)srl->cursor) = size;
31 srl->cursor += sizeof(short);
32 if (size) memcpy(srl->cursor, item, size);
37 int serial_get(serializer_t *srl, void *item, int bufsize)
39 int left = srl->bufsize - (srl->cursor - srl->buffer);
40 short isize = *((short *)srl->cursor);
42 if (isize > bufsize) return isize;
43 if (isize + sizeof(short) > left) return -1;
44 srl->cursor += sizeof(short);
45 if (isize) memcpy(item, srl->cursor, isize);
50 int serial_size(serializer_t *srl)
52 return srl->cursor - srl->buffer;