feat(extconn): Supports external WiFi connections for ESP32p4 and other espressf chips

components/esp_wifi/src/lib_printf.c

@@ -0,0 +1,106 @@
+/*
+ * SPDX-FileCopyrightText: 2016-2024 Espressif Systems (Shanghai) CO LTD
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+/**
+ * @file lib_printf.c
+ *
+ * This file contains library-specific printf functions
+ * used by WiFi libraries in the `lib` directory.
+ * These function are used to catch any output which gets printed
+ * by libraries, and redirect it to ESP_LOG macros.
+ *
+ * Eventually WiFi libraries will use ESP_LOG functions internally
+ * and these definitions will be removed.
+ */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include "esp_log.h"
+#include "esp_attr.h"
+
+#define VPRINTF_STACK_BUFFER_SIZE 80
+
+static int lib_printf(const char* tag, const char* format, va_list arg)
+{
+    char temp[VPRINTF_STACK_BUFFER_SIZE];
+    int len = vsnprintf(temp, sizeof(temp) - 1, format, arg);
+    temp[sizeof(temp) - 1] = 0;
+    int i;
+    for (i = len - 1; i >= 0; --i) {
+        if (temp[i] != '\n' && temp[i] != '\r' && temp[i] != ' ') {
+            break;
+        }
+        temp[i] = 0;
+    }
+    if (i > 0) {
+        ESP_LOGI(tag, "%s", temp);
+    }
+    va_end(arg);
+    return len;
+}
+
+int pp_printf(const char* format, ...)
+{
+    va_list arg;
+    va_start(arg, format);
+    int res = lib_printf("pp", format, arg);
+    va_end(arg);
+    return res;
+}
+
+int sc_printf(const char* format, ...)
+{
+    va_list arg;
+    va_start(arg, format);
+    int res = lib_printf("smartconfig", format, arg);
+    va_end(arg);
+    return res;
+}
+
+int core_printf(const char* format, ...)
+{
+    va_list arg;
+    va_start(arg, format);
+    int res = lib_printf("core", format, arg);
+    va_end(arg);
+    return res;
+}
+
+int net80211_printf(const char* format, ...)
+{
+    va_list arg;
+    va_start(arg, format);
+    int res = lib_printf("net80211", format, arg);
+    va_end(arg);
+    return res;
+}
+
+int target_printf(const char* format, ...)
+{
+    va_list arg;
+    va_start(arg, format);
+    int res = lib_printf("target", format, arg);
+    va_end(arg);
+    return res;
+}
+
+int wapi_printf(const char* format, ...)
+{
+    va_list arg;
+    va_start(arg, format);
+    int res = lib_printf("wapi", format, arg);
+    va_end(arg);
+    return res;
+}
+
+int mesh_printf(const char* format, ...)
+{
+    va_list arg;
+    va_start(arg, format);
+    int res = lib_printf("mesh", format, arg);
+    va_end(arg);
+    return res;
+}