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started v.0.3.3 - more functionality for sockets

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This commit is contained in:
Edward Emelianov
2025-06-27 11:59:26 +03:00
parent df1f2193ee
commit a445aec8da
13 changed files with 428 additions and 109 deletions
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10
ringbuffer.c
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@@ -82,6 +82,9 @@ size_t sl_RB_freesize(sl_ringbuffer_t *b){
static ssize_t hasbyte(sl_ringbuffer_t *b, uint8_t byte){
if(b->head == b->tail) return -1; // no data in buffer
size_t startidx = b->head;
/*DBG("head: %zd, tail: %zd (%c %c %c %c), search %02x",
b->head, b->tail, b->data[startidx], b->data[startidx+1],
b->data[startidx+2], b->data[startidx+3], byte);*/
if(b->head > b->tail){
for(size_t found = b->head; found < b->length; ++found)
if(b->data[found] == byte) return found;
@@ -222,6 +225,13 @@ size_t sl_RB_write(sl_ringbuffer_t *b, const uint8_t *str, size_t len){
DBG("rest: %zd, need: %zd", r, len);
if(len > r) len = r;
if(!len) goto ret;
/*green("buf:\n");
for(size_t i = 0; i < len; ++i){
char c = (char)str[i];
if(c > 31) printf("%c", c);
else printf("\\x%02x", c);
}
green("(end)\n");*/
size_t _1st = b->length - b->tail;
if(_1st > len) _1st = len;
memcpy(b->data + b->tail, str, _1st);