feat: Full featured Telnet implementation (not integrated)

2025-11-13 00:24:43 +01:00
parent 3afaf3848f
commit bd4a593963
14 changed files with 2866 additions and 1 deletions
@@ -0,0 +1,55 @@
+#pragma once
+
+#include "sdkconfig.h"
+
+#include <libtelnet.h>
+
+static const telnet_telopt_t default_telopts[] = {
+  {TELNET_TELOPT_COMPRESS2, TELNET_WILL, TELNET_DO}, {TELNET_TELOPT_ZMP, TELNET_WILL, TELNET_DO},
+  {TELNET_TELOPT_MSSP, TELNET_WILL, TELNET_DONT},    {TELNET_TELOPT_NEW_ENVIRON, TELNET_WILL, TELNET_DONT},
+  {TELNET_TELOPT_TTYPE, TELNET_WILL, TELNET_DONT},   {-1, 0, 0}};
+
+struct user_t {
+  char* name;
+  int sock;
+  telnet_t* telnet;
+  char linebuf[255];
+  int linepos;
+};
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+struct telnet_server_config {
+  int port;
+  int stack_size;
+  int task_priority;
+  int task_core;
+  int redirect_logs;
+  int max_connections;
+  const telnet_telopt_t *telnet_opts;
+};
+
+/**
+ * @brief Telnet Server Default Configuration
+ *
+ */
+#define TELNET_SERVER_DEFAULT_CONFIG                         \
+{                                                            \
+    .port = CONFIG_TELNET_SERVER_DEFAULT_PORT,               \
+    .stack_size = CONFIG_TELNET_SERVER_STACK_SIZE,           \
+    .task_priority = CONFIG_TELNET_SERVER_TASK_PRIORITY,     \
+    .task_core = CONFIG_TELNET_SERVER_TASK_CORE,             \
+    .redirect_logs = CONFIG_TELNET_SERVER_REDIRECT_LOGS,     \
+    .max_connections = CONFIG_TELNET_SERVER_MAX_CONNECTIONS, \
+    .telnet_opts = default_telopts,                          \
+}
+
+typedef struct telnet_server_config telnet_server_config_t;
+
+esp_err_t telnet_server_create(telnet_server_config_t* config);
+
+#ifdef __cplusplus
+}
+#endif