daq_vpp.c File Reference

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Macros
#define	DAQ_VPP_VERSION   1
#define	VPP_DAQ_PAUSE()   __builtin_ia32_pause ()
#define	SET_ERROR(modinst, ...)   daq_base_api.set_errbuf (modinst, __VA_ARGS__)
#define	ERR(rv, ...)

Typedefs
typedef struct _vpp_msg_pool	VPPMsgPool
typedef struct _vpp_desc_data	VPPDescData
typedef struct _vpp_bpool	VPPBufferPool
typedef struct _vpp_qpair	VPPQueuePair
typedef struct _vpp_context	VPP_Context_t

Enumerations
enum	daq_vpp_input_mode_t { DAQ_VPP_INPUT_MODE_INTERRUPT = 0, DAQ_VPP_INPUT_MODE_POLLING }

Functions
static int	vpp_daq_qpair_lock (VPPQueuePair *p)
static void	vpp_daq_qpair_unlock (VPPQueuePair *p)
static int	vpp_daq_module_load (const DAQ_BaseAPI_t *base_api)
static int	vpp_daq_module_unload (void)
static int	vpp_daq_get_variable_descs (const DAQ_VariableDesc_t **var_desc_table)
static int	vpp_daq_recvmsg (int fd, daq_vpp_msg_t *msg, int n_fds, int *fds)
static void	vpp_daq_destroy (void *handle)
static int	vpp_daq_instantiate (const DAQ_ModuleConfig_h modcfg, DAQ_ModuleInstance_h modinst, void **ctxt_ptr)
static int	vpp_daq_start (void *handle)
static int	vpp_daq_interrupt (void *handle)
static int	vpp_daq_get_stats (void *handle, DAQ_Stats_t *stats)
static void	vpp_daq_reset_stats (void *handle)
static uint32_t	vpp_daq_get_capabilities (void *handle)
static int	vpp_daq_get_datalink_type (void *handle)
static uint32_t	vpp_daq_msg_receive_one (VPP_Context_t *vc, VPPQueuePair *qp, const DAQ_Msg_t *msgs[], unsigned max_recv)
static unsigned	vpp_daq_msg_receive (void *handle, const unsigned max_recv, const DAQ_Msg_t *msgs[], DAQ_RecvStatus *rstat)
static int	vpp_daq_msg_finalize (void *handle, const DAQ_Msg_t *msg, DAQ_Verdict verdict)
static int	vpp_daq_get_msg_pool_info (void *handle, DAQ_MsgPoolInfo_t *info)

Variables
static DAQ_VariableDesc_t	vpp_variable_descriptions []
static DAQ_BaseAPI_t	daq_base_api
static VPP_Context_t *	global_vpp_ctx = 0
const DAQ_SO_PUBLIC DAQ_ModuleAPI_t	DAQ_MODULE_DATA

Macro Definition Documentation

DAQ_VPP_VERSION

#define DAQ_VPP_VERSION   1

Definition at line 22 of file daq_vpp.c.

ERR

#define ERR	(		rv,
			...
	)

Value:

  {                                                                           \
    SET_ERROR (modinst, __VA_ARGS__);                                         \
    rval = rv;                                                                \
    goto err;                                                                 \
  }

Definition at line 257 of file daq_vpp.c.

SET_ERROR

#define SET_ERROR	(		modinst,
			...
	)		daq_base_api.set_errbuf (modinst, __VA_ARGS__)

Definition at line 39 of file daq_vpp.c.

VPP_DAQ_PAUSE

#define VPP_DAQ_PAUSE

(

)

__builtin_ia32_pause ()

Definition at line 25 of file daq_vpp.c.

Typedef Documentation

VPP_Context_t

typedef struct _vpp_context VPP_Context_t

VPPBufferPool

typedef struct _vpp_bpool VPPBufferPool

VPPDescData

typedef struct _vpp_desc_data VPPDescData

VPPMsgPool

typedef struct _vpp_msg_pool VPPMsgPool

VPPQueuePair

typedef struct _vpp_qpair VPPQueuePair

Enumeration Type Documentation

daq_vpp_input_mode_t

enum daq_vpp_input_mode_t

Enumerator
DAQ_VPP_INPUT_MODE_INTERRUPT
DAQ_VPP_INPUT_MODE_POLLING

Definition at line 77 of file daq_vpp.c.

Function Documentation

vpp_daq_destroy()

static void vpp_daq_destroy ( void *  handle )

static

Definition at line 212 of file daq_vpp.c.

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vpp_daq_get_capabilities()

static uint32_t vpp_daq_get_capabilities ( void *  handle )

static

Definition at line 506 of file daq_vpp.c.

vpp_daq_get_datalink_type()

static int vpp_daq_get_datalink_type ( void *  handle )

static

Definition at line 513 of file daq_vpp.c.

vpp_daq_get_msg_pool_info()

static int vpp_daq_get_msg_pool_info ( void *  handle, DAQ_MsgPoolInfo_t *  info  )

static

Definition at line 676 of file daq_vpp.c.

vpp_daq_get_stats()

static int vpp_daq_get_stats ( void *  handle, DAQ_Stats_t *  stats  )

static

Definition at line 494 of file daq_vpp.c.

vpp_daq_get_variable_descs()

static int vpp_daq_get_variable_descs ( const DAQ_VariableDesc_t **  var_desc_table )

static

Definition at line 161 of file daq_vpp.c.

vpp_daq_instantiate()

static int vpp_daq_instantiate ( const DAQ_ModuleConfig_h  modcfg, DAQ_ModuleInstance_h  modinst, void **  ctxt_ptr  )

static

Definition at line 265 of file daq_vpp.c.

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vpp_daq_interrupt()

static int vpp_daq_interrupt ( void *  handle )

static

Definition at line 484 of file daq_vpp.c.

vpp_daq_module_load()

static int vpp_daq_module_load ( const DAQ_BaseAPI_t *  base_api )

static

Definition at line 142 of file daq_vpp.c.

vpp_daq_module_unload()

static int vpp_daq_module_unload ( void  )

static

Definition at line 154 of file daq_vpp.c.

vpp_daq_msg_finalize()

static int vpp_daq_msg_finalize ( void *  handle, const DAQ_Msg_t *  msg, DAQ_Verdict  verdict  )

static

Definition at line 640 of file daq_vpp.c.

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vpp_daq_msg_receive()

static unsigned vpp_daq_msg_receive ( void *  handle, const unsigned  max_recv, const DAQ_Msg_t *  msgs[], DAQ_RecvStatus *  rstat  )

static

Definition at line 560 of file daq_vpp.c.

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vpp_daq_msg_receive_one()

static uint32_t vpp_daq_msg_receive_one ( VPP_Context_t *  vc, VPPQueuePair *  qp, const DAQ_Msg_t *  msgs[], unsigned  max_recv  )

inlinestatic

Definition at line 519 of file daq_vpp.c.

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vpp_daq_qpair_lock()

static int vpp_daq_qpair_lock ( VPPQueuePair *  p )

static

Definition at line 122 of file daq_vpp.c.

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vpp_daq_qpair_unlock()

static void vpp_daq_qpair_unlock ( VPPQueuePair *  p )

static

Definition at line 136 of file daq_vpp.c.

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vpp_daq_recvmsg()

static int vpp_daq_recvmsg ( int  fd, daq_vpp_msg_t *  msg, int  n_fds, int *  fds  )

static

Definition at line 169 of file daq_vpp.c.

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vpp_daq_reset_stats()

static void vpp_daq_reset_stats ( void *  handle )

static

Definition at line 501 of file daq_vpp.c.

vpp_daq_start()

static int vpp_daq_start ( void *  handle )

static

Definition at line 478 of file daq_vpp.c.

Variable Documentation

daq_base_api

DAQ_BaseAPI_t daq_base_api

static

Definition at line 37 of file daq_vpp.c.

DAQ_MODULE_DATA

const DAQ_SO_PUBLIC DAQ_ModuleAPI_t DAQ_MODULE_DATA

Initial value:

= {
   DAQ_MODULE_API_VERSION,
   sizeof (DAQ_ModuleAPI_t),
   DAQ_VPP_VERSION,
   "vpp",
   DAQ_TYPE_INTF_CAPABLE | DAQ_TYPE_INLINE_CAPABLE |
    DAQ_TYPE_MULTI_INSTANCE,
   vpp_daq_module_load,
   vpp_daq_module_unload,
   vpp_daq_get_variable_descs,
   vpp_daq_instantiate,
   vpp_daq_destroy,
   NULL,
   vpp_daq_start,
   NULL,
   NULL,
   vpp_daq_interrupt,
   NULL,
   NULL,
   vpp_daq_get_stats,
   vpp_daq_reset_stats,
   NULL,
   vpp_daq_get_capabilities,
   vpp_daq_get_datalink_type,
   NULL,
   NULL,
   NULL,
   vpp_daq_msg_receive,
   vpp_daq_msg_finalize,
   vpp_daq_get_msg_pool_info,
}

Definition at line 689 of file daq_vpp.c.

global_vpp_ctx

VPP_Context_t* global_vpp_ctx = 0

static

Definition at line 119 of file daq_vpp.c.

vpp_variable_descriptions

DAQ_VariableDesc_t vpp_variable_descriptions[]

static

Initial value:

= {
  { "debug", "Enable debugging output to stdout",
    DAQ_VAR_DESC_FORBIDS_ARGUMENT },
}

Definition at line 32 of file daq_vpp.c.