esp-tls: update esp-tls to support linux build

components/esp-tls/CMakeLists.txt

@@ -9,23 +9,30 @@ if(CONFIG_ESP_TLS_USING_WOLFSSL)
         "esp_tls_wolfssl.c")
 endif()
 
+set(priv_req http_parser)
+if(NOT ${IDF_TARGET} STREQUAL "linux")
+    list(APPEND priv_req lwip)
+endif()
+
 idf_component_register(SRCS "${srcs}"
                     INCLUDE_DIRS . esp-tls-crypto
                     PRIV_INCLUDE_DIRS "private_include"
                     # mbedtls is public requirements becasue esp_tls.h
                     # includes mbedtls header files.
                     REQUIRES mbedtls
-                    PRIV_REQUIRES lwip http_parser)
+                    PRIV_REQUIRES ${priv_req})
 
 if(CONFIG_ESP_TLS_USING_WOLFSSL)
     idf_component_get_property(wolfssl esp-wolfssl COMPONENT_LIB)
     target_link_libraries(${COMPONENT_LIB} PUBLIC ${wolfssl})
 endif()
 
+if(NOT ${IDF_TARGET} STREQUAL "linux")
 # Increase link multiplicity to get some lwip symbols correctly resolved by the linker
 # due to cyclic dependencies present in IDF for lwip/esp_netif/mbedtls
 idf_component_get_property(lwip lwip COMPONENT_LIB)
 set_property(TARGET ${lwip} APPEND PROPERTY LINK_INTERFACE_MULTIPLICITY 5)
+endif()
 
 if(CONFIG_ESP_TLS_USE_SECURE_ELEMENT)
     idf_component_optional_requires(PRIVATE espressif__esp-cryptoauthlib esp-cryptoauthlib)

components/esp-tls/esp_tls.c

@@ -17,6 +17,18 @@
 #include "esp_tls_private.h"
 #include "esp_tls_error_capture_internal.h"
 #include <errno.h>
+
+#if CONFIG_IDF_TARGET_LINUX
+#include <arpa/inet.h>
+#include <netinet/in.h>
+#include <netinet/tcp.h>
+#include <linux/if.h>
+#include <sys/time.h>
+
+#define ipaddr_ntoa(ipaddr)     inet_ntoa(*ipaddr)
+typedef struct in_addr ip_addr_t;
+#endif
+
 static const char *TAG = "esp-tls";
 
 #ifdef CONFIG_ESP_TLS_USING_MBEDTLS

components/esp-tls/esp_tls_error_capture.c

@@ -7,6 +7,10 @@
 #include "esp_tls.h"
 #include "esp_tls_error_capture_internal.h"
 
+#if CONFIG_IDF_TARGET_LINUX
+#include "esp_linux_helper.h"
+#endif
+
 typedef struct esp_tls_error_storage {
     struct esp_tls_last_error parent;   /*!< standard esp-tls last error container */
     int    sock_errno;                  /*!< last socket error captured in esp-tls */