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comparison util.c @ 513:ef5a2aa8382b

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Refactor input handling.
author Matti Hamalainen <ccr@tnsp.org>
date Tue, 05 Jun 2012 22:16:42 +0300
parents 291e3caa91a0
children 8a52651bb88d
comparison
equal deleted inserted replaced
512:93c8ba1ef55f 513:ef5a2aa8382b
424 char * nn_editbuf_get_string(nn_editbuf_t *buf, size_t start, size_t end) 424 char * nn_editbuf_get_string(nn_editbuf_t *buf, size_t start, size_t end)
425 { 425 {
426 char *str; 426 char *str;
427 size_t siz; 427 size_t siz;
428 428
429 if (buf == NULL) 429 if (buf == NULL || end > buf->len || start >= buf->len)
430 return NULL;
431
432 if (end > buf->len || start >= buf->len)
433 return NULL; 430 return NULL;
434 431
435 if (start <= end) 432 if (start <= end)
436 siz = end - start + 1; 433 siz = end - start + 1;
437 else 434 else