18 	packet_buffer* buffer  in create_packet_buffer()  local
20 	if (buffer == NULL)  in create_packet_buffer()
23 	buffer->buffer = create_ring_buffer(size);  in create_packet_buffer()
24 	if (buffer->buffer == NULL) {  in create_packet_buffer()
25 		free(buffer);  in create_packet_buffer()
28 	B_INITIALIZE_SPINLOCK(&buffer->lock);  in create_packet_buffer()
30 	return buffer;  in create_packet_buffer()
35 delete_packet_buffer(packet_buffer* buffer)  in delete_packet_buffer()  argument
37 	delete_ring_buffer(buffer->buffer);  in delete_packet_buffer()
38 	free(buffer);  in delete_packet_buffer()
43 packet_buffer_clear(packet_buffer* buffer)  in packet_buffer_clear()  argument
46 	acquire_spinlock(&buffer->lock);  in packet_buffer_clear()
48 	ring_buffer_clear(buffer->buffer);  in packet_buffer_clear()
50 	release_spinlock(&buffer->lock);  in packet_buffer_clear()
56 packet_buffer_readable(packet_buffer* buffer)  in packet_buffer_readable()  argument
59 	acquire_spinlock(&buffer->lock);  in packet_buffer_readable()
61 	size_t available = ring_buffer_readable(buffer->buffer);  in packet_buffer_readable()
63 	release_spinlock(&buffer->lock);  in packet_buffer_readable()
71 packet_buffer_writable(packet_buffer* buffer)  in packet_buffer_writable()  argument
74 	acquire_spinlock(&buffer->lock);  in packet_buffer_writable()
76 	size_t left = ring_buffer_writable(buffer->buffer);  in packet_buffer_writable()
78 	release_spinlock(&buffer->lock);  in packet_buffer_writable()
86 packet_buffer_flush(packet_buffer* buffer, size_t length)  in packet_buffer_flush()  argument
89 	acquire_spinlock(&buffer->lock);  in packet_buffer_flush()
91 	ring_buffer_flush(buffer->buffer, length);  in packet_buffer_flush()
93 	release_spinlock(&buffer->lock);  in packet_buffer_flush()
99 packet_buffer_read(packet_buffer* buffer, uint8 *data, size_t length)  in packet_buffer_read()  argument
102 	acquire_spinlock(&buffer->lock);  in packet_buffer_read()
104 	size_t bytesRead = ring_buffer_read(buffer->buffer, data, length);  in packet_buffer_read()
106 	release_spinlock(&buffer->lock);  in packet_buffer_read()
114 packet_buffer_write(packet_buffer* buffer, const uint8 *data,  in packet_buffer_write()  argument
118 	acquire_spinlock(&buffer->lock);  in packet_buffer_write()
120 	size_t bytesWritten = ring_buffer_write(buffer->buffer, data, length);  in packet_buffer_write()
122 	release_spinlock(&buffer->lock);  in packet_buffer_write()