* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
-#include "../../wrapper/ringbuffer/config.h"
-#include "../../wrapper/ringbuffer/backend_types.h"
-#include "../../wrapper/ringbuffer/frontend_types.h"
+#include <wrapper/ringbuffer/config.h>
+#include <wrapper/ringbuffer/backend_types.h>
+#include <wrapper/ringbuffer/frontend_types.h>
#include <linux/string.h>
#include <linux/uaccess.h>
extern void _lib_ring_buffer_write(struct lib_ring_buffer_backend *bufb,
size_t offset, const void *src, size_t len,
- ssize_t pagecpy);
+ size_t pagecpy);
extern void _lib_ring_buffer_memset(struct lib_ring_buffer_backend *bufb,
size_t offset, int c, size_t len,
- ssize_t pagecpy);
+ size_t pagecpy);
+extern void _lib_ring_buffer_strcpy(struct lib_ring_buffer_backend *bufb,
+ size_t offset, const char *src, size_t len,
+ size_t pagecpy, int pad);
extern void _lib_ring_buffer_copy_from_user_inatomic(struct lib_ring_buffer_backend *bufb,
size_t offset, const void *src,
- size_t len, ssize_t pagecpy);
+ size_t len, size_t pagecpy);
+extern void _lib_ring_buffer_strcpy_from_user_inatomic(struct lib_ring_buffer_backend *bufb,
+ size_t offset, const char __user *src, size_t len,
+ size_t pagecpy, int pad);
/*
* Subbuffer ID bits for overwrite mode. Need to fit within a single word to be
return pages->data_size;
}
+static inline
+void subbuffer_inc_packet_count(const struct lib_ring_buffer_config *config,
+ struct lib_ring_buffer_backend *bufb,
+ unsigned long idx)
+{
+ bufb->buf_cnt[idx].seq_cnt++;
+}
+
/**
* lib_ring_buffer_clear_noref - Clear the noref subbuffer flag, called by
* writer.