diff options
Diffstat (limited to 'lib/circbuf.c')
| -rw-r--r-- | lib/circbuf.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/lib/circbuf.c b/lib/circbuf.c index 9848da3..6ed0516 100644 --- a/lib/circbuf.c +++ b/lib/circbuf.c @@ -41,11 +41,13 @@ int buf_free (circbuf_t * buf) int buf_pop (circbuf_t * buf, char *dest, unsigned int len) { unsigned int i; - char *p = buf->top; + char *p; assert (buf != NULL); assert (dest != NULL); + p = buf->top; + /* Cap to number of bytes in buffer */ if (len > buf->size) len = buf->size; @@ -69,11 +71,13 @@ int buf_push (circbuf_t * buf, const char *src, unsigned int len) { /* NOTE: this function allows push to overwrite old data. */ unsigned int i; - char *p = buf->tail; + char *p; assert (buf != NULL); assert (src != NULL); + p = buf->tail; + for (i = 0; i < len; i++) { *p++ = src[i]; if (p == buf->end) { |