kern/cbuf: use void pointers with cbuf_read and cbuf_write

2 files changed, 5 insertions, 5 deletions

diff --git a/kern/cbuf.c b/kern/cbuf.c
index 83032e50..c38cc1dc 100644
--- a/kern/cbuf.c
+++ b/kern/cbuf.c
@@ -73,7 +73,7 @@ cbuf_pop(struct cbuf *cbuf, char *bytep)
 }
 
 int
-cbuf_write(struct cbuf *cbuf, size_t index, const char *buf, size_t size)
+cbuf_write(struct cbuf *cbuf, size_t index, const void *buf, size_t size)
 {
     char *start, *end, *buf_end;
     size_t new_end, skip;
@@ -113,7 +113,7 @@ cbuf_write(struct cbuf *cbuf, size_t index, const char *buf, size_t size)
 }
 
 int
-cbuf_read(const struct cbuf *cbuf, size_t index, char *buf, size_t *sizep)
+cbuf_read(const struct cbuf *cbuf, size_t index, void *buf, size_t *sizep)
 {
     const char *start, *end, *buf_end;
     size_t size;
diff --git a/kern/cbuf.h b/kern/cbuf.h
index 0cac54ab..3566ac49 100644
--- a/kern/cbuf.h
+++ b/kern/cbuf.h
@@ -100,17 +100,17 @@ int cbuf_pop(struct cbuf *cbuf, char *bytep);
  * appropriate. If the buffer is full when extending its end, the oldest
  * bytes are overwritten and the start index is updated accordingly.
  */
-int cbuf_write(struct cbuf *cbuf, size_t index, const char *buf, size_t size);
+int cbuf_write(struct cbuf *cbuf, size_t index, const void *buf, size_t size);
 
 /*
  * Read from a circular buffer at a specific location.
  *
  * If the given index is outside buffer boundaries, ERROR_INVAL is returned.
- * Otherwise at most *sizep bytes are copied into the given character buffer,
+ * Otherwise at most *sizep bytes are copied into the given byte buffer,
  * and *sizep is updated to the number of bytes actually copied.
  *
  * The circular buffer isn't changed by this operation.
  */
-int cbuf_read(const struct cbuf *cbuf, size_t index, char *buf, size_t *sizep);
+int cbuf_read(const struct cbuf *cbuf, size_t index, void *buf, size_t *sizep);
 
 #endif /* _KERN_CBUF_H */