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-rw-r--r--src/nvim/os/msgpack_rpc_helpers.h124
1 files changed, 124 insertions, 0 deletions
diff --git a/src/nvim/os/msgpack_rpc_helpers.h b/src/nvim/os/msgpack_rpc_helpers.h
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+++ b/src/nvim/os/msgpack_rpc_helpers.h
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+#ifndef NVIM_OS_MSGPACK_RPC_HELPERS_H
+#define NVIM_OS_MSGPACK_RPC_HELPERS_H
+
+#include <stdint.h>
+#include <stdbool.h>
+
+#include <msgpack.h>
+
+#include "nvim/func_attr.h"
+#include "nvim/api/private/defs.h"
+
+/// Functions for validating and converting from msgpack types to C types.
+/// These are used by `msgpack_rpc_dispatch` to validate and convert each
+/// argument.
+///
+/// @param obj The object to convert
+/// @param[out] arg A pointer to the avalue
+/// @return true if the conversion succeeded, false otherwise
+bool msgpack_rpc_to_boolean(msgpack_object *obj, Boolean *arg)
+ FUNC_ATTR_NONNULL_ALL;
+bool msgpack_rpc_to_integer(msgpack_object *obj, Integer *arg)
+ FUNC_ATTR_NONNULL_ALL;
+bool msgpack_rpc_to_float(msgpack_object *obj, Float *arg)
+ FUNC_ATTR_NONNULL_ALL;
+bool msgpack_rpc_to_position(msgpack_object *obj, Position *arg)
+ FUNC_ATTR_NONNULL_ALL;
+bool msgpack_rpc_to_string(msgpack_object *obj, String *arg)
+ FUNC_ATTR_NONNULL_ALL;
+bool msgpack_rpc_to_buffer(msgpack_object *obj, Buffer *arg)
+ FUNC_ATTR_NONNULL_ALL;
+bool msgpack_rpc_to_window(msgpack_object *obj, Window *arg)
+ FUNC_ATTR_NONNULL_ALL;
+bool msgpack_rpc_to_tabpage(msgpack_object *obj, Tabpage *arg)
+ FUNC_ATTR_NONNULL_ALL;
+bool msgpack_rpc_to_object(msgpack_object *obj, Object *arg)
+ FUNC_ATTR_NONNULL_ALL;
+bool msgpack_rpc_to_stringarray(msgpack_object *obj, StringArray *arg)
+ FUNC_ATTR_NONNULL_ALL;
+bool msgpack_rpc_to_bufferarray(msgpack_object *obj, BufferArray *arg)
+ FUNC_ATTR_NONNULL_ALL;
+bool msgpack_rpc_to_windowarray(msgpack_object *obj, WindowArray *arg)
+ FUNC_ATTR_NONNULL_ALL;
+bool msgpack_rpc_to_tabpagearray(msgpack_object *obj, TabpageArray *arg)
+ FUNC_ATTR_NONNULL_ALL;
+bool msgpack_rpc_to_array(msgpack_object *obj, Array *arg)
+ FUNC_ATTR_NONNULL_ALL;
+bool msgpack_rpc_to_dictionary(msgpack_object *obj, Dictionary *arg)
+ FUNC_ATTR_NONNULL_ALL;
+
+/// Functions for converting from C types to msgpack types.
+/// These are used by `msgpack_rpc_dispatch` to convert return values
+/// from the API
+///
+/// @param result A pointer to the result
+/// @param res A packer that contains the response
+void msgpack_rpc_from_boolean(Boolean result, msgpack_packer *res)
+ FUNC_ATTR_NONNULL_ARG(2);
+void msgpack_rpc_from_integer(Integer result, msgpack_packer *res)
+ FUNC_ATTR_NONNULL_ARG(2);
+void msgpack_rpc_from_float(Float result, msgpack_packer *res)
+ FUNC_ATTR_NONNULL_ARG(2);
+void msgpack_rpc_from_position(Position result, msgpack_packer *res)
+ FUNC_ATTR_NONNULL_ARG(2);
+void msgpack_rpc_from_string(String result, msgpack_packer *res)
+ FUNC_ATTR_NONNULL_ARG(2);
+void msgpack_rpc_from_buffer(Buffer result, msgpack_packer *res)
+ FUNC_ATTR_NONNULL_ARG(2);
+void msgpack_rpc_from_window(Window result, msgpack_packer *res)
+ FUNC_ATTR_NONNULL_ARG(2);
+void msgpack_rpc_from_tabpage(Tabpage result, msgpack_packer *res)
+ FUNC_ATTR_NONNULL_ARG(2);
+void msgpack_rpc_from_object(Object result, msgpack_packer *res)
+ FUNC_ATTR_NONNULL_ARG(2);
+void msgpack_rpc_from_stringarray(StringArray result, msgpack_packer *res)
+ FUNC_ATTR_NONNULL_ARG(2);
+void msgpack_rpc_from_bufferarray(BufferArray result, msgpack_packer *res)
+ FUNC_ATTR_NONNULL_ARG(2);
+void msgpack_rpc_from_windowarray(WindowArray result, msgpack_packer *res)
+ FUNC_ATTR_NONNULL_ARG(2);
+void msgpack_rpc_from_tabpagearray(TabpageArray result, msgpack_packer *res)
+ FUNC_ATTR_NONNULL_ARG(2);
+void msgpack_rpc_from_array(Array result, msgpack_packer *res)
+ FUNC_ATTR_NONNULL_ARG(2);
+void msgpack_rpc_from_dictionary(Dictionary result, msgpack_packer *res)
+ FUNC_ATTR_NONNULL_ARG(2);
+
+/// Helpers for initializing types that may be freed later
+#define msgpack_rpc_init_boolean
+#define msgpack_rpc_init_integer
+#define msgpack_rpc_init_float
+#define msgpack_rpc_init_position
+#define msgpack_rpc_init_string = STRING_INIT
+#define msgpack_rpc_init_buffer
+#define msgpack_rpc_init_window
+#define msgpack_rpc_init_tabpage
+#define msgpack_rpc_init_object = {.type = kObjectTypeNil}
+#define msgpack_rpc_init_stringarray = ARRAY_DICT_INIT
+#define msgpack_rpc_init_bufferarray = ARRAY_DICT_INIT
+#define msgpack_rpc_init_windowarray = ARRAY_DICT_INIT
+#define msgpack_rpc_init_tabpagearray = ARRAY_DICT_INIT
+#define msgpack_rpc_init_array = ARRAY_DICT_INIT
+#define msgpack_rpc_init_dictionary = ARRAY_DICT_INIT
+
+/// Helpers for freeing arguments/return value
+///
+/// @param value The value to be freed
+#define msgpack_rpc_free_boolean(value)
+#define msgpack_rpc_free_integer(value)
+#define msgpack_rpc_free_float(value)
+#define msgpack_rpc_free_position(value)
+void msgpack_rpc_free_string(String value);
+#define msgpack_rpc_free_buffer(value)
+#define msgpack_rpc_free_window(value)
+#define msgpack_rpc_free_tabpage(value)
+void msgpack_rpc_free_object(Object value);
+void msgpack_rpc_free_stringarray(StringArray value);
+void msgpack_rpc_free_bufferarray(BufferArray value);
+void msgpack_rpc_free_windowarray(WindowArray value);
+void msgpack_rpc_free_tabpagearray(TabpageArray value);
+void msgpack_rpc_free_array(Array value);
+void msgpack_rpc_free_dictionary(Dictionary value);
+
+#endif // NVIM_OS_MSGPACK_RPC_HELPERS_H
+