fw: app: Move application firmware code here

This makes the structure of the `fw` folder more clear and separates
application-related code from bootloader- or rtos-related code.

1 files changed, 112 insertions, 0 deletions

diff --git a/fw/app/src/http.c b/fw/app/src/http.c
new file mode 100644
index 0000000..e206f86
--- /dev/null
+++ b/fw/app/src/http.c
@@ -0,0 +1,112 @@
+/*
+ * This Source Code Form is subject to the terms of the Mozilla Public License,
+ * v. 2.0. If a copy of the MPL was not distributed with this file, You can
+ * obtain one at https://mozilla.org/MPL/2.0/.
+ */
+
+
+#include <stdint.h>
+
+#include <zephyr/init.h>
+#include <zephyr/logging/log.h>
+#include <zephyr/net/http/server.h>
+#include <zephyr/net/http/service.h>
+#include <zephyr/net/http/status.h>
+
+#include "ws.h"
+
+
+LOG_MODULE_REGISTER(http);
+
+
+static const uint8_t index_html_gz[] = {
+    #include "index.html.gz.inc"
+};
+
+struct http_resource_detail_static index_resource_detail = {
+	.common = {
+			.type = HTTP_RESOURCE_TYPE_STATIC,
+			.bitmask_of_supported_http_methods = BIT(HTTP_GET),
+			.content_encoding = "gzip",
+			.content_type = "text/html",
+		},
+	.static_data = index_html_gz,
+	.static_data_len = sizeof(index_html_gz),
+};
+
+static const uint8_t js_html_gz[] = {
+    #include "iot-contact.js.gz.inc"
+};
+
+struct http_resource_detail_static js_resource_detail = {
+	.common = {
+			.type = HTTP_RESOURCE_TYPE_STATIC,
+			.bitmask_of_supported_http_methods = BIT(HTTP_GET),
+			.content_encoding = "gzip",
+			.content_type = "text/javascript",
+		},
+	.static_data = js_html_gz,
+	.static_data_len = sizeof(js_html_gz),
+};
+
+static int favicon_handler(
+	struct http_client_ctx *client,
+	enum http_data_status status,
+	const struct http_request_ctx *request_ctx,
+	struct http_response_ctx *response_ctx,
+	void *user_data
+) {
+	LOG_DBG("Handling favicon request");
+
+	response_ctx->body = NULL;
+	response_ctx->body_len = 0;
+	response_ctx->final_chunk = true;
+	response_ctx->status = HTTP_204_NO_CONTENT;
+
+	LOG_DBG("Favicon request handled");
+	return 0;
+}
+
+static struct http_resource_detail_dynamic favicon_resource_detail = {
+	.common = {
+			.type = HTTP_RESOURCE_TYPE_DYNAMIC,
+			.bitmask_of_supported_http_methods = BIT(HTTP_GET),
+		},
+	.cb = favicon_handler,
+	.user_data = NULL,
+};
+
+static uint8_t websocket_read_buffer[1024];
+
+struct http_resource_detail_websocket websocket_resource_detail = {
+	.common = {
+			.type = HTTP_RESOURCE_TYPE_WEBSOCKET,
+			.bitmask_of_supported_http_methods = BIT(HTTP_GET),
+		},
+	.cb = ws_upgrade_handler,
+	.data_buffer = websocket_read_buffer,
+	.data_buffer_len = sizeof(websocket_read_buffer),
+};
+
+static uint16_t http_port = 80;
+
+HTTP_SERVICE_DEFINE(http_service, NULL, &http_port, 1, 10, NULL, NULL);
+
+HTTP_RESOURCE_DEFINE(index_resource, http_service, "/", &index_resource_detail);
+HTTP_RESOURCE_DEFINE(websocket_resource, http_service, "/", &websocket_resource_detail);
+HTTP_RESOURCE_DEFINE(favicon_resource, http_service, "/favicon.ico", &favicon_resource_detail);
+HTTP_RESOURCE_DEFINE(js_resource, http_service, "/iot-contact.js", &js_resource_detail);
+
+int init_http_server(void) {
+	LOG_DBG("Starting HTTP server");
+
+	int ret = http_server_start();
+	if (ret < 0) {
+		LOG_ERR("Failed to start HTTP server (%d)", ret);
+		return ret;
+	}
+
+	LOG_INF("HTTP server was started");
+	return 0;
+}
+SYS_INIT(init_http_server, APPLICATION, 99);