Move all C api functions to ntcore.cpp.

Change-Id: I17b4f5fec30ecd684cf04af2bbd6b7346bfcd683

src/ntcore.cpp

@@ -0,0 +1,170 @@
+/*----------------------------------------------------------------------------*/
+/* Copyright (c) FIRST 2015. All Rights Reserved.                             */
+/* Open Source Software - may be modified and shared by FRC teams. The code   */
+/* must be accompanied by the FIRST BSD license file in the root directory of */
+/* the project.                                                               */
+/*----------------------------------------------------------------------------*/
+
+#include "ntcore.h"
+
+#include <cassert>
+#include <cstdlib>
+#include <fstream>
+
+#include "Storage.h"
+
+using namespace ntimpl;
+
+/*
+ * Table Functions
+ */
+
+void NT_GetEntryValue(const char *name, unsigned int name_len,
+                      struct NT_Value *value) {}
+
+int NT_SetEntryValue(const char *name, unsigned int name_len,
+                     const struct NT_Value *value) {
+  return 0;
+}
+
+void NT_SetEntryTypeValue(const char *name, unsigned int name_len,
+                          const struct NT_Value *value) {}
+
+void NT_SetEntryFlags(const char *name, size_t name_len, unsigned int flags) {}
+
+unsigned int NT_GetEntryFlags(const char *name, size_t name_len) {
+  return 0;
+}
+
+void NT_DeleteEntry(const char *name, unsigned int name_len) {}
+
+void NT_DeleteAllEntries(void) {}
+
+struct NT_EntryInfo *NT_GetEntryInfo(const char *prefix,
+                                     unsigned int prefix_len, int types,
+                                     unsigned int *count) {
+  return nullptr;
+}
+
+void NT_Flush(void) {}
+
+/*
+ * Callback Creation Functions
+ */
+
+unsigned int NT_AddEntryListener(const char *prefix, size_t prefix_len,
+                                 void *data,
+                                 NT_EntryListenerCallback callback) {
+  return 0;
+}
+void NT_RemoveEntryListener(unsigned int entry_listener_uid) {}
+unsigned int NT_AddConnectionListener(void *data,
+                                      NT_ConnectionListenerCallback callback) {
+  return 0;
+}
+void NT_RemoveConnectionListener(unsigned int conn_listener_uid) {}
+
+/*
+ * Remote Procedure Call Functions
+ */
+
+unsigned int NT_CreateRpc(const char *name, size_t name_len,
+                          const NT_RpcDefinition *def, void *data,
+                          NT_RpcCallback callback);
+void NT_DeleteRpc(unsigned int rpc_uid);
+unsigned int NT_CallRpc(const char *name, size_t name_len,
+                        const NT_Value *params, size_t params_len);
+NT_Value *NT_GetRpcResult(unsigned int result_uid, size_t *results_len);
+
+/*
+ * Client/Server Functions
+ */
+
+void NT_SetNetworkIdentity(const char *name, size_t name_len) {}
+void NT_StartServer(const char *persist_filename, const char *listen_address,
+                    unsigned int port) {}
+void NT_StopServer(void) {}
+void NT_StartClient(const char *server_name, unsigned int port) {}
+void NT_StopClient(void) {}
+void NT_SetUpdateRate(double interval) {}
+struct NT_ConnectionInfo *NT_GetConnections(size_t *count) {
+  return nullptr;
+}
+
+/*
+ * Persistent Functions
+ */
+
+const char *NT_SavePersistent(const char *filename) {
+  const Storage& storage = Storage::GetInstance();
+  std::ofstream os(filename);
+  if (!os) return "could not open file";
+  storage.SavePersistent(os);
+  return nullptr;
+}
+
+const char *NT_LoadPersistent(const char *filename,
+                              void (*warn)(size_t line, const char *msg)) {
+  Storage& storage = Storage::GetInstance();
+  std::ifstream is(filename);
+  if (!is) return "could not open file";
+  storage.LoadPersistent(is, warn);
+  return nullptr;
+}
+
+/*
+ * Utility Functions
+ */
+
+void NT_DisposeValue(NT_Value *value) {
+  switch (value->type) {
+    case NT_UNASSIGNED:
+    case NT_BOOLEAN:
+    case NT_DOUBLE:
+      break;
+    case NT_STRING:
+    case NT_RAW:
+    case NT_RPC:
+      std::free(value->data.v_string.str);
+      break;
+    case NT_BOOLEAN_ARRAY:
+      std::free(value->data.arr_boolean.arr);
+      break;
+    case NT_DOUBLE_ARRAY:
+      std::free(value->data.arr_double.arr);
+      break;
+    case NT_STRING_ARRAY: {
+      for (size_t i = 0; i < value->data.arr_string.size; i++)
+        std::free(value->data.arr_string.arr[i].str);
+      std::free(value->data.arr_string.arr);
+      break;
+    }
+    default:
+      assert(0 && "unknown value type");
+  }
+  value->type = NT_UNASSIGNED;
+  value->last_change = 0;
+}
+
+void NT_InitValue(NT_Value *value) {
+  value->type = NT_UNASSIGNED;
+  value->last_change = 0;
+}
+
+void NT_DisposeString(NT_String *str) {
+  std::free(str->str);
+  str->str = nullptr;
+  str->len = 0;
+}
+
+void NT_InitString(NT_String *str) {
+  str->str = nullptr;
+  str->len = 0;
+}
+
+void NT_DisposeConnectionInfoArray(NT_ConnectionInfo *arr, size_t count) {
+  unsigned int i;
+  for (i = 0; i < count; i++)
+    std::free(arr[i].remote_id.str);
+  std::free(arr);
+}