uhub/src/plugin_api/command_api.h

90 lines
2.7 KiB
C

/*
* uhub - A tiny ADC p2p connection hub
* Copyright (C) 2007-2014, Jan Vidar Krey
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*
*/
#ifndef HAVE_UHUB_PLUGIN_API_H
#define HAVE_UHUB_PLUGIN_API_H
/**
* This file describes the interface a plugin implementation may use from
* uhub.
*/
#include "system.h"
#include "plugin_api/types.h"
struct plugin_command
{
const char* message;
const char* prefix;
struct linked_list* args;
};
enum plugin_command_arg_type
{
plugin_cmd_arg_type_integer,
plugin_cmd_arg_type_string,
plugin_cmd_arg_type_user,
plugin_cmd_arg_type_address,
plugin_cmd_arg_type_range,
plugin_cmd_arg_type_credentials,
};
struct plugin_command_arg_data
{
enum plugin_command_arg_type type;
union {
int integer;
char* string;
struct plugin_user* user;
struct ip_addr_encap* address;
struct ip_range* range;
enum auth_credentials credentials;
} data;
};
typedef int (*plugin_command_handler)(struct plugin_handle*, struct plugin_user* to, struct plugin_command*);
struct plugin_command_handle
{
void* internal_handle; /**<<< "Internal used by the hub only" */
struct plugin_handle* handle; /**<<< "The plugin handle this is associated with" */
const char* prefix; /**<<< "Command prefix, for instance 'help' would be the prefix for the !help command." */
size_t length; /**<<< "Length of the prefix" */
const char* args; /**<<< "Argument codes" */
enum auth_credentials cred; /**<<< "Minimum access level for the command" */
plugin_command_handler handler; /**<<< "Function pointer for the command" */
const char* description; /**<<< "Description for the command" */
const char* origin; /**<<< "Name of plugin where the command originated." */
};
#define PLUGIN_COMMAND_INITIALIZE(PTR, HANDLE, PREFIX, ARGS, CRED, CALLBACK, DESC) \
do { \
PTR->internal_handle = 0; \
PTR->handle = HANDLE; \
PTR->prefix = PREFIX; \
PTR->length = strlen(PREFIX); \
PTR->args = ARGS; \
PTR->cred = CRED; \
PTR->handler = CALLBACK; \
PTR->description = DESC; \
} while (0)
#endif /* HAVE_UHUB_PLUGIN_API_H */