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esp32-http-server
Commit 7b736437 authored by Tiago Medicci's avatar Tiago Medicci
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GET method example added

parent ec07ec13
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http_server.c
View file @ 7b736437
...@@ -111,6 +111,22 @@ static esp_err_t add_keyval_pair(http_header_list_t *list, const char* name, con ...@@ -111,6 +111,22 @@ static esp_err_t add_keyval_pair(http_header_list_t *list, const char* name, con
static const char* TAG = "http_server"; static const char* TAG = "http_server";
const static char index_html[] = "<!DOCTYPE html>"
"<html>\n"
"<head>\n"
" <meta name=\"viewport\" content=\"width=device-width, initial-scale=1\">\n"
" <style type=\"text/css\">\n"
" html, body, iframe { margin: 0; padding: 0; height: 100%; }\n"
" iframe { display: block; width: 100%; border: none; }\n"
" </style>\n"
"<title>HELLO ESP32</title>\n"
"</head>\n"
"<body>\n"
"<h1>Hello World, from ESP32!</h1>\n"
"</body>\n"
"</html>\n";
esp_err_t http_register_handler(http_server_t server, esp_err_t http_register_handler(http_server_t server,
const char* uri_pattern, int method, const char* uri_pattern, int method,
int events, http_handler_fn_t callback, void* callback_arg) int events, http_handler_fn_t callback, void* callback_arg)
...@@ -818,3 +834,31 @@ esp_err_t http_server_stop(http_server_t server) ...@@ -818,3 +834,31 @@ esp_err_t http_server_stop(http_server_t server)
free(server); free(server);
return ESP_OK; return ESP_OK;
} }
static void cb_GET_method(http_context_t http_ctx, void* ctx)
{
size_t response_size = strlen(index_html);
http_response_begin(http_ctx, 200, "text/html", response_size);
http_buffer_t http_index_html = { .data = index_html };
http_response_write(http_ctx, &http_index_html);
http_response_end(http_ctx);
}
esp_err_t simple_GET_method_example(void)
{
http_server_t server;
http_server_options_t http_options = HTTP_SERVER_OPTIONS_DEFAULT();
esp_err_t res;
res = http_server_start(&http_options, &server);
if (res != ESP_OK) {
return res;
}
res = http_register_handler(server, "/", HTTP_GET, HTTP_HANDLE_RESPONSE, &cb_GET_method, NULL);
if (res != ESP_OK) {
return res;
}
return res;
}
http_server.h
View file @ 7b736437
...@@ -285,6 +285,16 @@ esp_err_t http_response_write(http_context_t http_ctx, const http_buffer_t* buff ...@@ -285,6 +285,16 @@ esp_err_t http_response_write(http_context_t http_ctx, const http_buffer_t* buff
*/ */
esp_err_t http_response_end(http_context_t http_ctx); esp_err_t http_response_end(http_context_t http_ctx);
/**
* @brief Example of GET method. Responding a simple "Hello World" html. All initializations included.
* @param none
* @return
* - ESP_OK on success
* - other errors in the future?
*/
esp_err_t simple_GET_method_example(void);
#ifdef __cplusplus #ifdef __cplusplus
} }
#endif #endif
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