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https://github.com/espressif/esp-idf.git
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ae6d19b4fb
Based on app-trace component, it's able to send sniffer packets to host via JTAG interface.
106 lines
3.3 KiB
C
106 lines
3.3 KiB
C
// Copyright 2015-2019 Espressif Systems (Shanghai) PTE LTD
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#pragma once
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#ifdef __cplusplus
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extern "C" {
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#endif
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#include <stdio.h>
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#include "esp_err.h"
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#define PCAP_MAGIC_BIG_ENDIAN 0xA1B2C3D4 /*!< Big-Endian */
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#define PCAP_MAGIC_LITTLE_ENDIAN 0xD4C3B2A1 /*!< Little-Endian */
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#define PCAP_VERSION_MAJOR 0x02 /*!< Major Version */
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#define PCAP_VERSION_MINOR 0x04 /*!< Minor Version */
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#define PCAP_TIME_ZONE_GMT 0x00 /*!< Time Zone */
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/**
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* @brief Link layer Type Definition, used for Pcap reader to decode payload
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*
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*/
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typedef enum {
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PCAP_LINK_TYPE_LOOPBACK = 0, /*!< Loopback devices, except for later OpenBSD */
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PCAP_LINK_TYPE_ETHERNET = 1, /*!< Ethernet, and Linux loopback devices */
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PCAP_LINK_TYPE_TOKEN_RING = 6, /*!< 802.5 Token Ring */
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PCAP_LINK_TYPE_ARCNET = 7, /*!< ARCnet */
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PCAP_LINK_TYPE_SLIP = 8, /*!< SLIP */
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PCAP_LINK_TYPE_PPP = 9, /*!< PPP */
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PCAP_LINK_TYPE_FDDI = 10, /*!< FDDI */
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PCAP_LINK_TYPE_ATM = 100, /*!< LLC/SNAP encapsulated ATM */
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PCAP_LINK_TYPE_RAW_IP = 101, /*!< Raw IP, without link */
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PCAP_LINK_TYPE_BSD_SLIP = 102, /*!< BSD/OS SLIP */
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PCAP_LINK_TYPE_BSD_PPP = 103, /*!< BSD/OS PPP */
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PCAP_LINK_TYPE_CISCO_HDLC = 104, /*!< Cisco HDLC */
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PCAP_LINK_TYPE_802_11 = 105, /*!< 802.11 */
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PCAP_LINK_TYPE_BSD_LOOPBACK = 108, /*!< OpenBSD loopback devices(with AF_value in network byte order) */
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PCAP_LINK_TYPE_LOCAL_TALK = 114 /*!< LocalTalk */
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} pcap_link_type_t;
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/**
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* @brief Pcap configuration Type Definition
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*
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*/
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typedef struct {
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FILE *fp; /* Pointer to a standard file handle */
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pcap_link_type_t link_type; /* Pcap Link Type */
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} pcap_config_t;
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/**
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* @brief Pcap Handle Type Definition
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*
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*/
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typedef void *pcap_handle_t;
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/**
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* @brief Initialize a pcap session
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*
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* @param config configuration of creating pcap object
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* @param handle pcap handle
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* @return esp_err_t
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* - ESP_OK on success
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* - ESP_FAIL on error
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*/
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esp_err_t pcap_init(pcap_config_t *config, pcap_handle_t *handle);
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/**
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* @brief De-initialize a pcap session
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*
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* @param handle pcap handle
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* @return esp_err_t
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* - ESP_OK on success
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* - ESP_FAIL on error
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*/
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esp_err_t pcap_deinit(pcap_handle_t handle);
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/**
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* @brief Capture one packet into pcap file
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*
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* @param handle pcap handle
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* @param payload pointer of the captured data
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* @param length length of captured data
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* @param seconds second of capture time
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* @param microseconds microsecond of capture time
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* @return esp_err_t
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* - ESP_OK on success
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* - ESP_FAIL on error
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*/
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esp_err_t pcap_capture_packet(pcap_handle_t handle, void *payload, uint32_t length, uint32_t seconds, uint32_t microseconds);
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#ifdef __cplusplus
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}
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#endif
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