Mercurial > hg > nnchat
comparison libnnchat.c @ 277:2cff949abbc5
Remove ringbuf implementation, it's been moved to th-libs.
| author | Matti Hamalainen <ccr@tnsp.org> |
|---|---|
| date | Thu, 09 Jun 2011 11:39:33 +0300 |
| parents | 1211b740fbda |
| children | b765f15f9895 |
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| 276:1807059fb8f2 | 277:2cff949abbc5 |
|---|---|
| 537 } else | 537 } else |
| 538 return FALSE; | 538 return FALSE; |
| 539 } | 539 } |
| 540 | 540 |
| 541 | 541 |
| 542 nn_ringbuf_t * nn_ringbuf_new(const size_t size) | |
| 543 { | |
| 544 nn_ringbuf_t *res = th_calloc(1, sizeof(nn_ringbuf_t)); | |
| 545 | |
| 546 res->data = (char **) th_malloc(size * sizeof(char *)); | |
| 547 res->size = size; | |
| 548 res->n = 0; | |
| 549 | |
| 550 return res; | |
| 551 } | |
| 552 | |
| 553 | |
| 554 void nn_ringbuf_free(nn_ringbuf_t *buf) | |
| 555 { | |
| 556 size_t i; | |
| 557 | |
| 558 for (i = 0; i < buf->n; i++) | |
| 559 th_free(buf->data[i]); | |
| 560 | |
| 561 th_free(buf->data); | |
| 562 th_free(buf); | |
| 563 } | |
| 564 | |
| 565 | |
| 566 void nn_ringbuf_add(nn_ringbuf_t *buf, const char *str) | |
| 567 { | |
| 568 if (buf->n < buf->size) { | |
| 569 buf->data[buf->n] = th_strdup(str); | |
| 570 buf->n++; | |
| 571 } else { | |
| 572 th_free(buf->data[0]); | |
| 573 memmove(&(buf->data[0]), &(buf->data[1]), buf->size - 1); | |
| 574 buf->data[buf->size - 1] = th_strdup(str); | |
| 575 } | |
| 576 } | |
| 577 | |
| 578 | |
| 579 int nn_editbuf_write(nn_editbuf_t *buf, ssize_t pos, int ch) | 542 int nn_editbuf_write(nn_editbuf_t *buf, ssize_t pos, int ch) |
| 580 { | 543 { |
| 581 if (buf->len+1 >= buf->size) return -3; | 544 if (buf->len+1 >= buf->size) return -3; |
| 582 | 545 |
| 583 if (pos < 0) | 546 if (pos < 0) |