esp_modem: Fix IDF version resolution

mdns: Fix add_service() to report error if no hostname has been set

.github/workflows/target-test.yml

@@ -56,16 +56,23 @@ jobs:
         run: | 
           . ${IDF_PATH}/export.sh 
           cd $GITHUB_WORKSPACE/esp-protocols/components/mdns/examples/ 
-          idf.py set-target ${{ matrix.idf_target }}  
+          idf.py set-target ${{ matrix.idf_target }}
+          echo "Building for default configuration"
+          idf.py build
+          rm sdkconfig
+          echo "Building for sdkconfig.ci.eth_def"
           cat sdkconfig.ci.eth_def >> sdkconfig.defaults 
           idf.py build 
-          rm sdkconfig.defaults 
+          rm sdkconfig sdkconfig.defaults
+          echo "Building for sdkconfig.ci.eth_custom_netif"
           cat sdkconfig.ci.eth_custom_netif >> sdkconfig.defaults 
           idf.py build 
-          rm sdkconfig.defaults 
+          rm sdkconfig sdkconfig.defaults
+          echo "Building for sdkconfig.ci.eth_socket"
           cat sdkconfig.ci.eth_socket >> sdkconfig.defaults 
           idf.py build 
-          rm sdkconfig.defaults
+          rm sdkconfig sdkconfig.defaults
+          echo "Building for sdkconfig.ci.eth_no_ipv6"
           cat sdkconfig.ci.eth_no_ipv6 >> sdkconfig.defaults
           idf.py build
           cd $GITHUB_WORKSPACE/esp-protocols/components/mdns/tests/test_apps/ 
@@ -154,10 +161,8 @@ jobs:
           name: examples_app_bin_${{ matrix.idf_target }}_${{ matrix.idf_ver }}
           path: components/esp_websocket_client/examples/build/
       - name: Install Python packages
-        env:
-          PIP_EXTRA_INDEX_URL: "https://www.piwheels.org/simple"
         run: |
-          pip install -r $GITHUB_WORKSPACE/components/esp_websocket_client/examples/requirements.txt
+          pip install --only-binary cryptography --extra-index-url https://dl.espressif.com/pypi/ -r $GITHUB_WORKSPACE/components/esp_websocket_client/examples/requirements.txt
       - name: Download Example Test to target
         run: python -m esptool --chip ${{ matrix.idf_target }} write_flash 0x0 components/esp_websocket_client/examples/build/flash_image.bin
       - name: Run Example Test on target

common_components/protocol_examples_common/connect.c

@@ -396,7 +396,9 @@ static esp_netif_t *eth_start(void)
 #endif
 #elif CONFIG_EXAMPLE_USE_SPI_ETHERNET
     gpio_install_isr_service(0);
+#if ESP_IDF_VERSION < ESP_IDF_VERSION_VAL(5, 0, 0)
     spi_device_handle_t spi_handle = NULL;
+#endif
     spi_bus_config_t buscfg = {
         .miso_io_num = CONFIG_EXAMPLE_ETH_SPI_MISO_GPIO,
         .mosi_io_num = CONFIG_EXAMPLE_ETH_SPI_MOSI_GPIO,
@@ -414,9 +416,14 @@ static esp_netif_t *eth_start(void)
         .spics_io_num = CONFIG_EXAMPLE_ETH_SPI_CS_GPIO,
         .queue_size = 20
     };
+#if ESP_IDF_VERSION < ESP_IDF_VERSION_VAL(5, 0, 0)
     ESP_ERROR_CHECK(spi_bus_add_device(CONFIG_EXAMPLE_ETH_SPI_HOST, &devcfg, &spi_handle));
     /* dm9051 ethernet driver is based on spi driver */
     eth_dm9051_config_t dm9051_config = ETH_DM9051_DEFAULT_CONFIG(spi_handle);
+#else
+    eth_dm9051_config_t dm9051_config = ETH_DM9051_DEFAULT_CONFIG(CONFIG_EXAMPLE_ETH_SPI_HOST, &devcfg);
+#endif // ESP_IDF_VERSION < ESP_IDF_VERSION_VAL(5, 0, 0)
+
     dm9051_config.int_gpio_num = CONFIG_EXAMPLE_ETH_SPI_INT_GPIO;
     s_mac = esp_eth_mac_new_dm9051(&dm9051_config, &mac_config);
     s_phy = esp_eth_phy_new_dm9051(&phy_config);
@@ -429,9 +436,13 @@ static esp_netif_t *eth_start(void)
         .spics_io_num = CONFIG_EXAMPLE_ETH_SPI_CS_GPIO,
         .queue_size = 20
     };
+#if ESP_IDF_VERSION < ESP_IDF_VERSION_VAL(5, 0, 0)
     ESP_ERROR_CHECK(spi_bus_add_device(CONFIG_EXAMPLE_ETH_SPI_HOST, &devcfg, &spi_handle));
     /* w5500 ethernet driver is based on spi driver */
     eth_w5500_config_t w5500_config = ETH_W5500_DEFAULT_CONFIG(spi_handle);
+#else
+    eth_w5500_config_t w5500_config = ETH_W5500_DEFAULT_CONFIG(CONFIG_EXAMPLE_ETH_SPI_HOST, &devcfg);
+#endif // ESP_IDF_VERSION < ESP_IDF_VERSION_VAL(5, 0, 0)
     w5500_config.int_gpio_num = CONFIG_EXAMPLE_ETH_SPI_INT_GPIO;
     s_mac = esp_eth_mac_new_w5500(&w5500_config, &mac_config);
     s_phy = esp_eth_phy_new_w5500(&phy_config);

components/esp_modem/CMakeLists.txt

@@ -47,5 +47,3 @@ if(${target} STREQUAL "linux")
     # This is needed for ESP_LOGx() macros, as integer formats differ on ESP32(..) and x64
     set_target_properties(${COMPONENT_LIB} PROPERTIES COMPILE_FLAGS -Wno-format)
 endif()
-
-target_compile_options(${COMPONENT_LIB} PRIVATE "-Wno-format")

components/esp_modem/examples/ap_to_pppos/main/ap_to_pppos.c

@@ -11,12 +11,13 @@
 #include "esp_wifi.h"
 #include "esp_event.h"
 #include "esp_log.h"
+#include "esp_idf_version.h"
 #include "nvs_flash.h"
 #include "lwip/lwip_napt.h"
 #include "freertos/FreeRTOS.h"
 #include "freertos/event_groups.h"
 #include "network_dce.h"
-#if ESP_IDF_VERSION_MAJOR >= 5
+#if ESP_IDF_VERSION >= ESP_IDF_VERSION_VAL(5, 0, 0)
     #include "esp_mac.h"
     #include "dhcpserver/dhcpserver.h"
 #endif

components/esp_modem/idf_component.yml

@@ -1,4 +1,4 @@
-version: "0.1.19"
+version: "0.1.21"
 description: esp modem
 url: https://github.com/espressif/esp-protocols/tree/master/components/esp_modem
 dependencies:

components/esp_modem/include/cxx_include/esp_modem_dte.hpp

@@ -75,6 +75,12 @@ public:
      */
     void set_read_cb(std::function<bool(uint8_t *data, size_t len)> f);
 
+    /**
+     * @brief Sets DTE error callback
+     * @param f Function to be called on DTE error
+     */
+    void set_error_cb(std::function<void(terminal_error err)> f);
+
     /**
      * @brief Sets the DTE to desired mode (Command/Data/Cmux)
      * @param m Desired operation mode

components/esp_modem/include/cxx_include/esp_modem_terminal.hpp

@@ -41,6 +41,7 @@ enum class terminal_error {
     BUFFER_OVERFLOW,
     CHECKSUM_ERROR,
     UNEXPECTED_CONTROL_FLOW,
+    DEVICE_GONE,
 };
 
 /**

components/esp_modem/private_include/uart_compat.h

@@ -15,6 +15,7 @@
 #pragma once
 
 #include "esp_log.h"
+#include "esp_idf_version.h"
 #include "driver/uart.h"
 
 /**
@@ -23,7 +24,7 @@
  */
 static inline int uart_write_bytes_compat(uart_port_t uart_num, const void* src, size_t size)
 {
-#if ESP_IDF_VERSION_MAJOR >= 4 && ESP_IDF_VERSION_MINOR >= 3
+#if ESP_IDF_VERSION >= ESP_IDF_VERSION_VAL(4, 3, 0)
     const void *data = src;
 #else
     auto *data = reinterpret_cast<const char*>(src);

components/esp_modem/src/esp_modem_dte.cpp

@@ -155,6 +155,12 @@ void DTE::set_read_cb(std::function<bool(uint8_t *, size_t)> f)
     });
 }
 
+void DTE::set_error_cb(std::function<void(terminal_error err)> f)
+{
+    data_term->set_error_cb(f);
+    command_term->set_error_cb(f);
+}
+
 int DTE::read(uint8_t **d, size_t len)
 {
     auto data_to_read = std::min(len, buffer.size);

components/esp_modem/src/esp_modem_netif.cpp

@@ -14,8 +14,10 @@
 
 #include <memory>
 #include <utility>
+#include <inttypes.h>
 #include <esp_log.h>
 #include <esp_event.h>
+#include "esp_idf_version.h"
 #include "cxx_include/esp_modem_netif.hpp"
 #include "cxx_include/esp_modem_dte.hpp"
 #include "esp_netif_ppp.h"
@@ -28,7 +30,7 @@ void Netif::on_ppp_changed(void *arg, esp_event_base_t event_base,
 {
     auto *ppp = static_cast<Netif *>(arg);
     if (event_id < NETIF_PP_PHASE_OFFSET) {
-        ESP_LOGI("esp_modem_netif", "PPP state changed event %d", event_id);
+        ESP_LOGI("esp_modem_netif", "PPP state changed event %" PRId32, event_id);
         // only notify the modem on state/error events, ignoring phase transitions
         ppp->signal.set(PPP_EXIT);
     }
@@ -58,7 +60,7 @@ esp_err_t Netif::esp_modem_post_attach(esp_netif_t *esp_netif, void *args)
     esp_netif_ppp_config_t ppp_config = { .ppp_phase_event_enabled = true,    // assuming phase enabled, as earlier IDFs
                                           .ppp_error_event_enabled = false
                                         }; // don't provide cfg getters so we enable both events
-#if ESP_IDF_VERSION_MAJOR >= 4 && ESP_IDF_VERSION_MINOR >= 4
+#if ESP_IDF_VERSION >= ESP_IDF_VERSION_VAL(4, 4, 0)
     esp_netif_ppp_get_params(esp_netif, &ppp_config);
 #endif // ESP-IDF >= v4.4
     if (!ppp_config.ppp_error_event_enabled) {

components/mdns/mdns.c

@@ -232,7 +232,7 @@ static char * _mdns_mangle_name(char* in) {
 static bool _mdns_service_match(const mdns_service_t * srv, const char * service, const char * proto,
                                 const char * hostname)
 {
-    if (!service || !proto) {
+    if (!service || !proto || !srv->hostname) {
         return false;
     }
     return !strcasecmp(srv->service, service) && !strcasecmp(srv->proto, proto) &&
@@ -4558,7 +4558,8 @@ static void _mdns_remap_self_service_hostname(const char * old_hostname, const c
     mdns_srv_item_t * service = _mdns_server->services;
 
     while (service) {
-        if (strcmp(service->service->hostname, old_hostname) == 0) {
+        if (service->service->hostname &&
+            strcmp(service->service->hostname, old_hostname) == 0) {
             free((char *)service->service->hostname);
             service->service->hostname = strdup(new_hostname);
         }
@@ -5430,7 +5431,7 @@ esp_err_t mdns_instance_name_set(const char * instance)
 esp_err_t mdns_service_add_for_host(const char * instance, const char * service, const char * proto, const char * hostname,
                                     uint16_t port, mdns_txt_item_t txt[], size_t num_items)
 {
-    if (!_mdns_server || _str_null_or_empty(service) || _str_null_or_empty(proto) || !port) {
+    if (!_mdns_server || _str_null_or_empty(service) || _str_null_or_empty(proto) || !port || !hostname) {
         return ESP_ERR_INVALID_ARG;
     }