mirror of
https://github.com/espressif/esp-idf.git
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178 lines
6.0 KiB
C
178 lines
6.0 KiB
C
/*
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* SPDX-FileCopyrightText: 2015-2021 Espressif Systems (Shanghai) CO LTD
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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#ifndef _ESP_NETIF_IP_ADDR_H_
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#define _ESP_NETIF_IP_ADDR_H_
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#include <stdint.h>
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#include <machine/endian.h>
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#include "sdkconfig.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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#if BYTE_ORDER == BIG_ENDIAN
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#define esp_netif_htonl(x) ((uint32_t)(x))
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#else
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#define esp_netif_htonl(x) ((((x) & (uint32_t)0x000000ffUL) << 24) | \
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(((x) & (uint32_t)0x0000ff00UL) << 8) | \
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(((x) & (uint32_t)0x00ff0000UL) >> 8) | \
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(((x) & (uint32_t)0xff000000UL) >> 24))
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#endif
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#define esp_netif_ip4_makeu32(a,b,c,d) (((uint32_t)((a) & 0xff) << 24) | \
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((uint32_t)((b) & 0xff) << 16) | \
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((uint32_t)((c) & 0xff) << 8) | \
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(uint32_t)((d) & 0xff))
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// Access address in 16-bit block
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#define ESP_IP6_ADDR_BLOCK1(ip6addr) ((uint16_t)((esp_netif_htonl((ip6addr)->addr[0]) >> 16) & 0xffff))
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#define ESP_IP6_ADDR_BLOCK2(ip6addr) ((uint16_t)((esp_netif_htonl((ip6addr)->addr[0])) & 0xffff))
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#define ESP_IP6_ADDR_BLOCK3(ip6addr) ((uint16_t)((esp_netif_htonl((ip6addr)->addr[1]) >> 16) & 0xffff))
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#define ESP_IP6_ADDR_BLOCK4(ip6addr) ((uint16_t)((esp_netif_htonl((ip6addr)->addr[1])) & 0xffff))
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#define ESP_IP6_ADDR_BLOCK5(ip6addr) ((uint16_t)((esp_netif_htonl((ip6addr)->addr[2]) >> 16) & 0xffff))
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#define ESP_IP6_ADDR_BLOCK6(ip6addr) ((uint16_t)((esp_netif_htonl((ip6addr)->addr[2])) & 0xffff))
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#define ESP_IP6_ADDR_BLOCK7(ip6addr) ((uint16_t)((esp_netif_htonl((ip6addr)->addr[3]) >> 16) & 0xffff))
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#define ESP_IP6_ADDR_BLOCK8(ip6addr) ((uint16_t)((esp_netif_htonl((ip6addr)->addr[3])) & 0xffff))
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#define IPSTR "%d.%d.%d.%d"
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#define esp_ip4_addr_get_byte(ipaddr, idx) (((const uint8_t*)(&(ipaddr)->addr))[idx])
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#define esp_ip4_addr1(ipaddr) esp_ip4_addr_get_byte(ipaddr, 0)
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#define esp_ip4_addr2(ipaddr) esp_ip4_addr_get_byte(ipaddr, 1)
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#define esp_ip4_addr3(ipaddr) esp_ip4_addr_get_byte(ipaddr, 2)
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#define esp_ip4_addr4(ipaddr) esp_ip4_addr_get_byte(ipaddr, 3)
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#define esp_ip4_addr1_16(ipaddr) ((uint16_t)esp_ip4_addr1(ipaddr))
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#define esp_ip4_addr2_16(ipaddr) ((uint16_t)esp_ip4_addr2(ipaddr))
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#define esp_ip4_addr3_16(ipaddr) ((uint16_t)esp_ip4_addr3(ipaddr))
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#define esp_ip4_addr4_16(ipaddr) ((uint16_t)esp_ip4_addr4(ipaddr))
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#define IP2STR(ipaddr) esp_ip4_addr1_16(ipaddr), \
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esp_ip4_addr2_16(ipaddr), \
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esp_ip4_addr3_16(ipaddr), \
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esp_ip4_addr4_16(ipaddr)
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#define IPV6STR "%04x:%04x:%04x:%04x:%04x:%04x:%04x:%04x"
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#define IPV62STR(ipaddr) ESP_IP6_ADDR_BLOCK1(&(ipaddr)), \
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ESP_IP6_ADDR_BLOCK2(&(ipaddr)), \
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ESP_IP6_ADDR_BLOCK3(&(ipaddr)), \
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ESP_IP6_ADDR_BLOCK4(&(ipaddr)), \
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ESP_IP6_ADDR_BLOCK5(&(ipaddr)), \
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ESP_IP6_ADDR_BLOCK6(&(ipaddr)), \
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ESP_IP6_ADDR_BLOCK7(&(ipaddr)), \
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ESP_IP6_ADDR_BLOCK8(&(ipaddr))
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#define ESP_IPADDR_TYPE_V4 0U
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#define ESP_IPADDR_TYPE_V6 6U
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#define ESP_IPADDR_TYPE_ANY 46U
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#define ESP_IP4TOUINT32(a,b,c,d) (((uint32_t)((a) & 0xffU) << 24) | \
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((uint32_t)((b) & 0xffU) << 16) | \
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((uint32_t)((c) & 0xffU) << 8) | \
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(uint32_t)((d) & 0xffU))
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#define ESP_IP4TOADDR(a,b,c,d) esp_netif_htonl(ESP_IP4TOUINT32(a, b, c, d))
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#define ESP_IP4ADDR_INIT(a, b, c, d) { .u_addr = { .ip4 = { .addr = ESP_IP4TOADDR(a, b, c, d) }}, .type = ESP_IPADDR_TYPE_V4 }
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#define ESP_IP6ADDR_INIT(a, b, c, d) { .u_addr = { .ip6 = { .addr = { a, b, c, d }, .zone = 0 }}, .type = ESP_IPADDR_TYPE_V6 }
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#ifndef IP4ADDR_STRLEN_MAX
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#define IP4ADDR_STRLEN_MAX 16
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#endif
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#if defined(CONFIG_LWIP_IPV4) && defined(CONFIG_LWIP_IPV6)
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#define ESP_IP_IS_ANY(addr) ((addr.type == ESP_IPADDR_TYPE_V4 && ip4_addr_isany_val(addr.u_addr.ip4)) || \
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(addr.type == ESP_IPADDR_TYPE_V6 && ip6_addr_isany_val(addr.u_addr.ip6)))
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#elif defined(CONFIG_LWIP_IPV4)
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#define ESP_IP_IS_ANY(addr) (ip4_addr_isany_val(addr.u_addr.ip4))
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#elif defined(CONFIG_LWIP_IPV6)
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#define ESP_IP_IS_ANY(addr) (ip6_addr_isany_val(addr.u_addr.ip6))
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#endif
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/**
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* @brief IPv6 address
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*
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*/
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struct esp_ip6_addr {
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uint32_t addr[4]; /*!< IPv6 address */
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uint8_t zone; /*!< zone ID */
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};
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/**
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* @brief IPv4 address
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*
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*/
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struct esp_ip4_addr {
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uint32_t addr; /*!< IPv4 address */
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};
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typedef struct esp_ip4_addr esp_ip4_addr_t;
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typedef struct esp_ip6_addr esp_ip6_addr_t;
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/**
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* @brief IP address
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*
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*/
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typedef struct _ip_addr {
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union {
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esp_ip6_addr_t ip6; /*!< IPv6 address type */
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esp_ip4_addr_t ip4; /*!< IPv4 address type */
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} u_addr; /*!< IP address union */
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uint8_t type; /*!< ipaddress type */
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} esp_ip_addr_t;
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typedef enum {
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ESP_IP6_ADDR_IS_UNKNOWN,
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ESP_IP6_ADDR_IS_GLOBAL,
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ESP_IP6_ADDR_IS_LINK_LOCAL,
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ESP_IP6_ADDR_IS_SITE_LOCAL,
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ESP_IP6_ADDR_IS_UNIQUE_LOCAL,
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ESP_IP6_ADDR_IS_IPV4_MAPPED_IPV6
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} esp_ip6_addr_type_t;
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/**
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* @brief Get the IPv6 address type
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*
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* @param[in] ip6_addr IPv6 type
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*
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* @return IPv6 type in form of enum esp_ip6_addr_type_t
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*/
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esp_ip6_addr_type_t esp_netif_ip6_get_addr_type(esp_ip6_addr_t* ip6_addr);
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/**
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* @brief Copy IP addresses
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*
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* @param[out] dest destination IP
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* @param[in] src source IP
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*/
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static inline void esp_netif_ip_addr_copy(esp_ip_addr_t *dest, const esp_ip_addr_t *src)
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{
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dest->type = src->type;
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if (src->type == ESP_IPADDR_TYPE_V6) {
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dest->u_addr.ip6.addr[0] = src->u_addr.ip6.addr[0];
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dest->u_addr.ip6.addr[1] = src->u_addr.ip6.addr[1];
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dest->u_addr.ip6.addr[2] = src->u_addr.ip6.addr[2];
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dest->u_addr.ip6.addr[3] = src->u_addr.ip6.addr[3];
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dest->u_addr.ip6.zone = src->u_addr.ip6.zone;
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} else {
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dest->u_addr.ip4.addr = src->u_addr.ip4.addr;
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dest->u_addr.ip6.addr[1] = 0;
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dest->u_addr.ip6.addr[2] = 0;
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dest->u_addr.ip6.addr[3] = 0;
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dest->u_addr.ip6.zone = 0;
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}
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}
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#ifdef __cplusplus
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}
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#endif
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#endif //_ESP_NETIF_IP_ADDR_H_
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