diff options
Diffstat (limited to 'src/buffer.c')
| -rw-r--r-- | src/buffer.c | 15 |
1 files changed, 8 insertions, 7 deletions
diff --git a/src/buffer.c b/src/buffer.c index 78be967..db575ed 100644 --- a/src/buffer.c +++ b/src/buffer.c @@ -25,8 +25,7 @@ void cmark_strbuf_init(cmark_strbuf *buf, bufsize_t initial_size) buf->size = 0; buf->ptr = cmark_strbuf__initbuf; - // TODO: Check for negative initial_size. - if (initial_size) + if (initial_size > 0) cmark_strbuf_grow(buf, initial_size); } @@ -216,8 +215,9 @@ void cmark_strbuf_copy_cstr(char *data, bufsize_t datasize, const cmark_strbuf * { bufsize_t copylen; - // TODO: Check negative datasize. - assert(data && datasize && buf); + assert(buf); + if (!data || datasize <= 0) + return; data[0] = '\0'; @@ -258,8 +258,7 @@ void cmark_strbuf_attach(cmark_strbuf *buf, unsigned char *ptr, bufsize_t asize) if (ptr) { buf->ptr = ptr; buf->size = strlen((char *)ptr); - // TODO: Check for negative asize. - if (asize) + if (asize > 0) // TODO: Check for overflow. buf->asize = (asize < buf->size) ? buf->size + 1 : asize; else /* pass 0 to fall back on strlen + 1 */ @@ -302,7 +301,9 @@ bufsize_t cmark_strbuf_strrchr(const cmark_strbuf *buf, int c, bufsize_t pos) void cmark_strbuf_truncate(cmark_strbuf *buf, bufsize_t len) { - // TODO: Check for negative len. + if (len < 0) + len = 0; + if (len < buf->size) { buf->size = len; buf->ptr[buf->size] = '\0'; |