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-rw-r--r--src/input_stream.h12
1 files changed, 12 insertions, 0 deletions
diff --git a/src/input_stream.h b/src/input_stream.h
index 529ed8762..2901f6ea6 100644
--- a/src/input_stream.h
+++ b/src/input_stream.h
@@ -21,6 +21,7 @@
#define MPD_INPUT_STREAM_H
#include "check.h"
+#include "gcc.h"
#include <glib.h>
@@ -77,12 +78,15 @@ struct input_stream {
*
* @return an #input_stream object on success, NULL on error
*/
+gcc_nonnull(1)
+G_GNUC_MALLOC
struct input_stream *
input_stream_open(const char *uri, GError **error_r);
/**
* Close the input stream and free resources.
*/
+gcc_nonnull(1)
void
input_stream_close(struct input_stream *is);
@@ -90,6 +94,7 @@ input_stream_close(struct input_stream *is);
* Update the public attributes. Call before accessing attributes
* such as "ready" or "offset".
*/
+gcc_nonnull(1)
void
input_stream_update(struct input_stream *is);
@@ -101,6 +106,7 @@ input_stream_update(struct input_stream *is);
* @param offset the relative offset
* @param whence the base of the seek, one of SEEK_SET, SEEK_CUR, SEEK_END
*/
+gcc_nonnull(1)
bool
input_stream_seek(struct input_stream *is, goffset offset, int whence,
GError **error_r);
@@ -108,6 +114,8 @@ input_stream_seek(struct input_stream *is, goffset offset, int whence,
/**
* Returns true if the stream has reached end-of-file.
*/
+gcc_nonnull(1)
+G_GNUC_PURE
bool input_stream_eof(struct input_stream *is);
/**
@@ -116,6 +124,8 @@ bool input_stream_eof(struct input_stream *is);
* @return a tag object which must be freed with tag_free(), or NULL
* if the tag has not changed since the last call
*/
+gcc_nonnull(1)
+G_GNUC_MALLOC
struct tag *
input_stream_tag(struct input_stream *is);
@@ -127,6 +137,7 @@ input_stream_tag(struct input_stream *is);
* The semantics of this function are not well-defined, and it will
* eventually be removed.
*/
+gcc_nonnull(1)
int input_stream_buffer(struct input_stream *is, GError **error_r);
/**
@@ -138,6 +149,7 @@ int input_stream_buffer(struct input_stream *is, GError **error_r);
* @param size the maximum number of bytes to read
* @return the number of bytes read
*/
+gcc_nonnull(1, 2)
size_t
input_stream_read(struct input_stream *is, void *ptr, size_t size,
GError **error_r);