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/* SPDX-License-Identifier: BSD-3-Clause
* Copyright(c) 2016 Intel Corporation
*/
#ifndef _RTE_PDUMP_H_
#define _RTE_PDUMP_H_
/**
* @file
* RTE pdump
*
* packet dump library to provide packet capturing support on dpdk.
*/
#include <stdint.h>
#include <rte_mempool.h>
#include <rte_ring.h>
#ifdef __cplusplus
extern "C" {
#endif
#define RTE_PDUMP_ALL_QUEUES UINT16_MAX
enum {
RTE_PDUMP_FLAG_RX = 1, /* receive direction */
RTE_PDUMP_FLAG_TX = 2, /* transmit direction */
/* both receive and transmit directions */
RTE_PDUMP_FLAG_RXTX = (RTE_PDUMP_FLAG_RX|RTE_PDUMP_FLAG_TX)
};
enum rte_pdump_socktype {
RTE_PDUMP_SOCKET_SERVER = 1,
RTE_PDUMP_SOCKET_CLIENT = 2
};
/**
* Initialize packet capturing handling
*
* Register the IPC action for communication with target (primary) process.
*
* @param path
* This parameter is going to be deprecated; it was used for specifying the
* directory path for server socket.
*
* @return
* 0 on success, -1 on error
*/
int
rte_pdump_init(const char *path);
/**
* Un initialize packet capturing handling
*
* Unregister the IPC action for communication with target (primary) process.
*
* @return
* 0 on success, -1 on error
*/
int
rte_pdump_uninit(void);
/**
* Enables packet capturing on given port and queue.
*
* @param port
* port on which packet capturing should be enabled.
* @param queue
* queue of a given port on which packet capturing should be enabled.
* users should pass on value UINT16_MAX to enable packet capturing on all
* queues of a given port.
* @param flags
* flags specifies RTE_PDUMP_FLAG_RX/RTE_PDUMP_FLAG_TX/RTE_PDUMP_FLAG_RXTX
* on which packet capturing should be enabled for a given port and queue.
* @param ring
* ring on which captured packets will be enqueued for user.
* @param mp
* mempool on to which original packets will be mirrored or duplicated.
* @param filter
* place holder for packet filtering.
*
* @return
* 0 on success, -1 on error, rte_errno is set accordingly.
*/
int
rte_pdump_enable(uint16_t port, uint16_t queue, uint32_t flags,
struct rte_ring *ring,
struct rte_mempool *mp,
void *filter);
/**
* Disables packet capturing on given port and queue.
*
* @param port
* port on which packet capturing should be disabled.
* @param queue
* queue of a given port on which packet capturing should be disabled.
* users should pass on value UINT16_MAX to disable packet capturing on all
* queues of a given port.
* @param flags
* flags specifies RTE_PDUMP_FLAG_RX/RTE_PDUMP_FLAG_TX/RTE_PDUMP_FLAG_RXTX
* on which packet capturing should be enabled for a given port and queue.
*
* @return
* 0 on success, -1 on error, rte_errno is set accordingly.
*/
int
rte_pdump_disable(uint16_t port, uint16_t queue, uint32_t flags);
/**
* Enables packet capturing on given device id and queue.
* device_id can be name or pci address of device.
*
* @param device_id
* device id on which packet capturing should be enabled.
* @param queue
* queue of a given device id on which packet capturing should be enabled.
* users should pass on value UINT16_MAX to enable packet capturing on all
* queues of a given device id.
* @param flags
* flags specifies RTE_PDUMP_FLAG_RX/RTE_PDUMP_FLAG_TX/RTE_PDUMP_FLAG_RXTX
* on which packet capturing should be enabled for a given port and queue.
* @param ring
* ring on which captured packets will be enqueued for user.
* @param mp
* mempool on to which original packets will be mirrored or duplicated.
* @param filter
* place holder for packet filtering.
*
* @return
* 0 on success, -1 on error, rte_errno is set accordingly.
*/
int
rte_pdump_enable_by_deviceid(char *device_id, uint16_t queue,
uint32_t flags,
struct rte_ring *ring,
struct rte_mempool *mp,
void *filter);
/**
* Disables packet capturing on given device_id and queue.
* device_id can be name or pci address of device.
*
* @param device_id
* pci address or name of the device on which packet capturing
* should be disabled.
* @param queue
* queue of a given device on which packet capturing should be disabled.
* users should pass on value UINT16_MAX to disable packet capturing on all
* queues of a given device id.
* @param flags
* flags specifies RTE_PDUMP_FLAG_RX/RTE_PDUMP_FLAG_TX/RTE_PDUMP_FLAG_RXTX
* on which packet capturing should be enabled for a given port and queue.
*
* @return
* 0 on success, -1 on error, rte_errno is set accordingly.
*/
int
rte_pdump_disable_by_deviceid(char *device_id, uint16_t queue,
uint32_t flags);
/**
* @deprecated
* Allows applications to set server and client socket paths.
* If specified path is null default path will be selected, i.e.
*"/var/run/" for root user and "$HOME" for non root user.
* Clients also need to call this API to set their server path if the
* server path is different from default path.
* This API is not thread-safe.
*
* @param path
* directory path for server or client socket.
* @param type
* specifies RTE_PDUMP_SOCKET_SERVER if socket path is for server.
* (or)
* specifies RTE_PDUMP_SOCKET_CLIENT if socket path is for client.
*
* @return
* 0 on success, -EINVAL on error
*
*/
__rte_deprecated int
rte_pdump_set_socket_dir(const char *path, enum rte_pdump_socktype type);
#ifdef __cplusplus
}
#endif
#endif /* _RTE_PDUMP_H_ */
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