memory_shared.h File Reference

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Data Structures
struct	ring_alloc_
struct	vl_api_shm_elem_config_
struct	vl_shmem_hdr_

Macros
#define	foreach_vl_aring_size
#define	foreach_clnt_aring_size
#define	VL_SHM_VERSION   2
#define	VL_API_EPOCH_MASK   0xFF
#define	VL_API_EPOCH_SHIFT   8

Typedefs
typedef struct ring_alloc_	ring_alloc_t
typedef struct vl_api_shm_elem_config_	vl_api_shm_elem_config_t
typedef struct vl_shmem_hdr_	vl_shmem_hdr_t

Enumerations
enum	vl_api_shm_config_type_t { VL_API_VLIB_RING, VL_API_CLIENT_RING, VL_API_QUEUE }

Functions
	STATIC_ASSERT (sizeof(vl_api_shm_elem_config_t)==8,"Size must be exactly 8 bytes")
void *	vl_msg_api_alloc (int nbytes)
void *	vl_msg_api_alloc_or_null (int nbytes)
void *	vl_msg_api_alloc_as_if_client (int nbytes)
void *	vl_msg_api_alloc_as_if_client_or_null (int nbytes)
void *	vl_mem_api_alloc_as_if_client_w_reg (vl_api_registration_t *reg, int nbytes)
void	vl_msg_api_free (void *a)
int	vl_map_shmem (const char *region_name, int is_vlib)
void	vl_unmap_shmem (void)
void	vl_unmap_shmem_client (void)
void	vl_register_mapped_shmem_region (svm_region_t *rp)
void	vl_msg_api_send_shmem (svm_queue_t *q, u8 *elem)
void	vl_msg_api_send_shmem_nolock (svm_queue_t *q, u8 *elem)
int	vl_mem_api_can_send (svm_queue_t *q)
void	vl_set_memory_region_name (const char *name)
void	vl_set_memory_root_path (const char *root_path)
void	vl_set_memory_uid (int uid)
void	vl_set_memory_gid (int gid)
void	vl_set_global_memory_baseva (u64 baseva)
void	vl_set_global_memory_size (u64 size)
void	vl_set_api_memory_size (u64 size)
void	vl_set_global_pvt_heap_size (u64 size)
void	vl_set_api_pvt_heap_size (u64 size)
void	vl_init_shmem (svm_region_t *vlib_rp, vl_api_shm_elem_config_t *config, int is_vlib, int is_private_region)

Macro Definition Documentation

#define foreach_clnt_aring_size

Value:

_(1024+sizeof(ring_alloc_t), 1024)             \
 _(2048+sizeof(ring_alloc_t), 128)              \
 _(4096+sizeof(ring_alloc_t), 8)

Definition at line 71 of file memory_shared.h.

#define foreach_vl_aring_size

Value:

_(64+sizeof(ring_alloc_t), 1024)                \
_(256+sizeof(ring_alloc_t), 128)                \
_(1024+sizeof(ring_alloc_t), 64)

Definition at line 66 of file memory_shared.h.

#define VL_API_EPOCH_MASK   0xFF

Definition at line 108 of file memory_shared.h.

#define VL_API_EPOCH_SHIFT   8

Definition at line 109 of file memory_shared.h.

#define VL_SHM_VERSION   2

Definition at line 107 of file memory_shared.h.

Typedef Documentation

typedef struct ring_alloc_ ring_alloc_t

typedef struct vl_api_shm_elem_config_ vl_api_shm_elem_config_t

typedef struct vl_shmem_hdr_ vl_shmem_hdr_t

Enumeration Type Documentation

enum vl_api_shm_config_type_t

Enumerator
VL_API_VLIB_RING
VL_API_CLIENT_RING
VL_API_QUEUE

Definition at line 44 of file memory_shared.h.

Function Documentation

STATIC_ASSERT	(	sizeof(vl_api_shm_elem_config_t)	= =8,
		"Size must be exactly 8 bytes"
	)

void vl_init_shmem	(	svm_region_t *	vlib_rp,
		vl_api_shm_elem_config_t *	config,
		int	is_vlib,
		int	is_private_region
	)

Definition at line 472 of file memory_shared.c.

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int vl_map_shmem	(	const char *	region_name,
		int	is_vlib
	)

Definition at line 514 of file memory_shared.c.

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void* vl_mem_api_alloc_as_if_client_w_reg	(	vl_api_registration_t *	reg,
		int	nbytes
	)

Definition at line 234 of file memory_shared.c.

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int vl_mem_api_can_send

(

svm_queue_t *

q

)

Definition at line 718 of file memory_shared.c.

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void* vl_msg_api_alloc

(

int

nbytes

)

Definition at line 197 of file memory_shared.c.

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void* vl_msg_api_alloc_as_if_client

(

int

nbytes

)

Definition at line 222 of file memory_shared.c.

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void* vl_msg_api_alloc_as_if_client_or_null

(

int

nbytes

)

Definition at line 228 of file memory_shared.c.

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void* vl_msg_api_alloc_or_null

(

int

nbytes

)

Definition at line 211 of file memory_shared.c.

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void vl_msg_api_free

(

void *

a

)

Definition at line 253 of file memory_shared.c.

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void vl_msg_api_send_shmem	(	svm_queue_t *	q,
		u8 *	elem
	)

Definition at line 706 of file memory_shared.c.

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void vl_msg_api_send_shmem_nolock	(	svm_queue_t *	q,
		u8 *	elem
	)

Definition at line 724 of file memory_shared.c.

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void vl_register_mapped_shmem_region

(

svm_region_t *

rp

)

Definition at line 659 of file memory_shared.c.

void vl_set_api_memory_size

(

u64

size

)

Definition at line 361 of file memory_shared.c.

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void vl_set_api_pvt_heap_size

(

u64

size

)

Definition at line 377 of file memory_shared.c.

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void vl_set_global_memory_baseva

(

u64

baseva

)

Definition at line 345 of file memory_shared.c.

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void vl_set_global_memory_size

(

u64

size

)

Definition at line 353 of file memory_shared.c.

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void vl_set_global_pvt_heap_size

(

u64

size

)

Definition at line 369 of file memory_shared.c.

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void vl_set_memory_gid

(

int

gid

)

Definition at line 337 of file memory_shared.c.

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void vl_set_memory_region_name

(

const char *

name

)

Definition at line 905 of file memory_api.c.

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void vl_set_memory_root_path

(

const char *

root_path

)

Definition at line 321 of file memory_shared.c.

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void vl_set_memory_uid

(

int

uid

)

Definition at line 329 of file memory_shared.c.

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void vl_unmap_shmem

(

void

)

Definition at line 694 of file memory_shared.c.

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void vl_unmap_shmem_client

(

void

)

Definition at line 700 of file memory_shared.c.

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