7 void serial_init(serializer_t *srl, void *buffer, int size)
9 srl->buffer = srl->cursor = buffer;
13 void serial_switch(serializer_t *srl, void *buffer, int size)
15 int used = srl->cursor - srl->buffer;
17 memcpy(buffer, srl->buffer, used);
20 srl->cursor = buffer + used;
23 int serial_put(serializer_t *srl, const void *item, int size)
25 int left = srl->bufsize - (srl->cursor - srl->buffer);
27 if (left < size + sizeof(short)) return left - sizeof(short);
28 *((short *)srl->cursor) = size;
29 srl->cursor += sizeof(short);
30 if (size) memcpy(srl->cursor, item, size);
35 int serial_get(serializer_t *srl, void *item, int bufsize)
37 int left = srl->bufsize - (srl->cursor - srl->buffer);
38 short isize = *((short *)srl->cursor);
40 if (isize > bufsize) return isize;
41 if (isize + sizeof(short) > left) return -1;
42 srl->cursor += sizeof(short);
43 if (isize) memcpy(item, srl->cursor, isize);
48 int serial_size(serializer_t *srl)
50 return srl->cursor - srl->buffer;