diff options
Diffstat (limited to 'trans/streamio.c')
| -rw-r--r-- | trans/streamio.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/trans/streamio.c b/trans/streamio.c index 566f0aa5..30b8b20e 100644 --- a/trans/streamio.c +++ b/trans/streamio.c @@ -143,7 +143,7 @@ buffer_read (struct buffer *b, void *data, size_t len) /* Write LEN bytes from DATA to B, returning the amount actually written. */ static inline size_t -buffer_write (struct buffer *b, void *data, size_t len) +buffer_write (struct buffer *b, const void *data, size_t len) { size_t size = buffer_writable (b); @@ -182,7 +182,7 @@ error_t dev_readable (size_t *amount); in AMOUNT. If NOWAIT is non-zero and the buffer is full, then returns EWOULDBLOCK. If an error occurs, the error code is returned, otherwise 0. */ -error_t dev_write (void *buf, size_t len, size_t *amount, int nowait); +error_t dev_write (const void *buf, size_t len, size_t *amount, int nowait); /* Try and write out any pending writes to the device. If WAIT is non-zero, will wait for any activity to cease. */ @@ -532,7 +532,7 @@ trivfs_S_io_write (struct trivfs_protid *cred, return EBADF; pthread_mutex_lock (&global_lock); - err = dev_write ((void *)data, data_len, amount, cred->po->openmodes & O_NONBLOCK); + err = dev_write (data, data_len, amount, cred->po->openmodes & O_NONBLOCK); pthread_mutex_unlock (&global_lock); return err; } @@ -1092,7 +1092,7 @@ start_output (int nowait) otherwise 0. */ /* Be careful that the global lock is already locked. */ error_t -dev_write (void *buf, size_t len, size_t *amount, int nowait) +dev_write (const void *buf, size_t len, size_t *amount, int nowait) { if (err) return err; |