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Vector Packet Processing
session_node.c File Reference
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Data Structures

struct  session_queue_trace_t
 

Macros

#define foreach_session_queue_error
 

Enumerations

enum  session_queue_error_t { SESSION_QUEUE_N_ERROR }
 
enum  { SESSION_TX_NO_BUFFERS = -2, SESSION_TX_NO_DATA, SESSION_TX_OK }
 

Functions

static u8format_session_queue_trace (u8 *s, va_list *args)
 
static void session_tx_trace_frame (vlib_main_t *vm, vlib_node_runtime_t *node, u32 next_index, u32 *to_next, u16 n_segs, stream_session_t *s, u32 n_trace)
 
static void session_tx_fifo_chain_tail (vlib_main_t *vm, session_tx_context_t *ctx, vlib_buffer_t *b, u16 *n_bufs, u8 peek_data)
 
static int session_output_try_get_buffers (vlib_main_t *vm, session_manager_main_t *smm, u32 thread_index, u16 *n_bufs, u32 wanted)
 
static void session_tx_fill_buffer (vlib_main_t *vm, session_tx_context_t *ctx, vlib_buffer_t *b, u16 *n_bufs, u8 peek_data)
 
static u8 session_tx_not_ready (stream_session_t *s, u8 peek_data)
 
static transport_connection_tsession_tx_get_transport (session_tx_context_t *ctx, u8 peek_data)
 
static void session_tx_set_dequeue_params (vlib_main_t *vm, session_tx_context_t *ctx, u32 max_segs, u8 peek_data)
 
static int session_tx_fifo_read_and_snd_i (vlib_main_t *vm, vlib_node_runtime_t *node, session_fifo_event_t *e, stream_session_t *s, int *n_tx_packets, u8 peek_data)
 
int session_tx_fifo_peek_and_snd (vlib_main_t *vm, vlib_node_runtime_t *node, session_fifo_event_t *e, stream_session_t *s, int *n_tx_pkts)
 
int session_tx_fifo_dequeue_and_snd (vlib_main_t *vm, vlib_node_runtime_t *node, session_fifo_event_t *e, stream_session_t *s, int *n_tx_pkts)
 
int session_tx_fifo_dequeue_internal (vlib_main_t *vm, vlib_node_runtime_t *node, session_fifo_event_t *e, stream_session_t *s, int *n_tx_pkts)
 
static stream_session_tsession_event_get_session (session_fifo_event_t *e, u8 thread_index)
 
static uword session_queue_node_fn (vlib_main_t *vm, vlib_node_runtime_t *node, vlib_frame_t *frame)
 
void dump_thread_0_event_queue (void)
 
static u8 session_node_cmp_event (session_fifo_event_t *e, svm_fifo_t *f)
 
u8 session_node_lookup_fifo_event (svm_fifo_t *f, session_fifo_event_t *e)
 
static clib_error_tsession_queue_exit (vlib_main_t *vm)
 
static uword session_queue_process (vlib_main_t *vm, vlib_node_runtime_t *rt, vlib_frame_t *f)
 

Variables

vlib_node_registration_t session_queue_node
 (constructor) VLIB_REGISTER_NODE (session_queue_node) More...
 
static char * session_queue_error_strings []
 
vlib_node_registration_t session_queue_process_node
 (constructor) VLIB_REGISTER_NODE (session_queue_process_node) More...
 

Macro Definition Documentation

#define foreach_session_queue_error
Value:
_(TX, "Packets transmitted") \
_(TIMER, "Timer events") \
_(NO_BUFFER, "Out of buffers")

Definition at line 49 of file session_node.c.

Enumeration Type Documentation

anonymous enum
Enumerator
SESSION_TX_NO_BUFFERS 
SESSION_TX_NO_DATA 
SESSION_TX_OK 

Definition at line 68 of file session_node.c.

Enumerator
SESSION_QUEUE_N_ERROR 

Definition at line 54 of file session_node.c.

Function Documentation

void dump_thread_0_event_queue ( void  )

Definition at line 757 of file session_node.c.

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static u8* format_session_queue_trace ( u8 s,
va_list *  args 
)
static

Definition at line 36 of file session_node.c.

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static stream_session_t* session_event_get_session ( session_fifo_event_t *  e,
u8  thread_index 
)
inlinestatic

Definition at line 568 of file session_node.c.

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static u8 session_node_cmp_event ( session_fifo_event_t *  e,
svm_fifo_t f 
)
static

Definition at line 814 of file session_node.c.

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u8 session_node_lookup_fifo_event ( svm_fifo_t f,
session_fifo_event_t *  e 
)

Definition at line 844 of file session_node.c.

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static int session_output_try_get_buffers ( vlib_main_t vm,
session_manager_main_t smm,
u32  thread_index,
u16 n_bufs,
u32  wanted 
)
inlinestatic

Definition at line 173 of file session_node.c.

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static clib_error_t* session_queue_exit ( vlib_main_t vm)
static

Definition at line 887 of file session_node.c.

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static uword session_queue_node_fn ( vlib_main_t vm,
vlib_node_runtime_t node,
vlib_frame_t frame 
)
static

Definition at line 574 of file session_node.c.

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static uword session_queue_process ( vlib_main_t vm,
vlib_node_runtime_t rt,
vlib_frame_t f 
)
static

Definition at line 906 of file session_node.c.

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static void session_tx_fifo_chain_tail ( vlib_main_t vm,
session_tx_context_t ctx,
vlib_buffer_t b,
u16 n_bufs,
u8  peek_data 
)
inlinestatic

Definition at line 97 of file session_node.c.

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int session_tx_fifo_dequeue_and_snd ( vlib_main_t vm,
vlib_node_runtime_t node,
session_fifo_event_t *  e,
stream_session_t s,
int *  n_tx_pkts 
)

Definition at line 548 of file session_node.c.

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int session_tx_fifo_dequeue_internal ( vlib_main_t vm,
vlib_node_runtime_t node,
session_fifo_event_t *  e,
stream_session_t s,
int *  n_tx_pkts 
)

Definition at line 556 of file session_node.c.

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int session_tx_fifo_peek_and_snd ( vlib_main_t vm,
vlib_node_runtime_t node,
session_fifo_event_t *  e,
stream_session_t s,
int *  n_tx_pkts 
)

Definition at line 540 of file session_node.c.

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static int session_tx_fifo_read_and_snd_i ( vlib_main_t vm,
vlib_node_runtime_t node,
session_fifo_event_t *  e,
stream_session_t s,
int *  n_tx_packets,
u8  peek_data 
)
inlinestatic

Definition at line 371 of file session_node.c.

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static void session_tx_fill_buffer ( vlib_main_t vm,
session_tx_context_t ctx,
vlib_buffer_t b,
u16 n_bufs,
u8  peek_data 
)
inlinestatic

Definition at line 188 of file session_node.c.

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static transport_connection_t* session_tx_get_transport ( session_tx_context_t ctx,
u8  peek_data 
)
inlinestatic

Definition at line 284 of file session_node.c.

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static u8 session_tx_not_ready ( stream_session_t s,
u8  peek_data 
)
inlinestatic

Definition at line 269 of file session_node.c.

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static void session_tx_set_dequeue_params ( vlib_main_t vm,
session_tx_context_t ctx,
u32  max_segs,
u8  peek_data 
)
inlinestatic

Definition at line 304 of file session_node.c.

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static void session_tx_trace_frame ( vlib_main_t vm,
vlib_node_runtime_t node,
u32  next_index,
u32 to_next,
u16  n_segs,
stream_session_t s,
u32  n_trace 
)
static

Definition at line 77 of file session_node.c.

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Variable Documentation

char* session_queue_error_strings[]
static
Initial value:
= {
#define _(sym,string)
}
#define foreach_session_queue_error
Definition: session_node.c:49

Definition at line 62 of file session_node.c.

vlib_node_registration_t session_queue_node
Initial value:
=
{
.function = session_queue_node_fn,
.name = "session-queue",
.format_trace = format_session_queue_trace,
.error_strings = session_queue_error_strings,
.state = VLIB_NODE_STATE_DISABLED,
}
static uword session_queue_node_fn(vlib_main_t *vm, vlib_node_runtime_t *node, vlib_frame_t *frame)
Definition: session_node.c:574
static char * session_queue_error_strings[]
Definition: session_node.c:62
#define ARRAY_LEN(x)
Definition: clib.h:59
static u8 * format_session_queue_trace(u8 *s, va_list *args)
Definition: session_node.c:36

(constructor) VLIB_REGISTER_NODE (session_queue_node)

Definition at line 26 of file session_node.c.

vlib_node_registration_t session_queue_process_node
Initial value:
=
{
.function = session_queue_process,
.name = "session-queue-process",
.state = VLIB_NODE_STATE_DISABLED,
}
static uword session_queue_process(vlib_main_t *vm, vlib_node_runtime_t *rt, vlib_frame_t *f)
Definition: session_node.c:906

(constructor) VLIB_REGISTER_NODE (session_queue_process_node)

Definition at line 940 of file session_node.c.