Return to sudo_plugin_int.h CVS log

Up to [ELWIX - Embedded LightWeight unIX -] / embedaddon / sudo / src

sudo

    1: /*
    2:  * Copyright (c) 2010-2011 Todd C. Miller <Todd.Miller@courtesan.com>
    3:  *
    4:  * Permission to use, copy, modify, and distribute this software for any
    5:  * purpose with or without fee is hereby granted, provided that the above
    6:  * copyright notice and this permission notice appear in all copies.
    7:  *
    8:  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
    9:  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
   10:  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
   11:  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
   12:  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
   13:  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
   14:  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
   15:  */
   16: 
   17: #ifndef _SUDO_PLUGIN_INT_H
   18: #define _SUDO_PLUGIN_INT_H
   19: 
   20: /*
   21:  * All plugin structures start with a type and a version.
   22:  */
   23: struct generic_plugin {
   24:     unsigned int type;
   25:     unsigned int version;
   26:     /* the rest depends on the type... */
   27: };
   28: 
   29: /*
   30:  * Backwards-compatible structures for API bumps.
   31:  */
   32: struct io_plugin_1_0 {
   33:     unsigned int type;
   34:     unsigned int version;
   35:     int (*open)(unsigned int version, sudo_conv_t conversation,
   36:         sudo_printf_t sudo_printf, char * const settings[],
   37:         char * const user_info[], int argc, char * const argv[],
   38:         char * const user_env[]);
   39:     void (*close)(int exit_status, int error);
   40:     int (*show_version)(int verbose);
   41:     int (*log_ttyin)(const char *buf, unsigned int len);
   42:     int (*log_ttyout)(const char *buf, unsigned int len);
   43:     int (*log_stdin)(const char *buf, unsigned int len);
   44:     int (*log_stdout)(const char *buf, unsigned int len);
   45:     int (*log_stderr)(const char *buf, unsigned int len);
   46: };
   47: 
   48: /*
   49:  * Sudo plugin internals.
   50:  */
   51: 
   52: struct plugin_info {
   53:     struct plugin_info *prev; /* required */
   54:     struct plugin_info *next; /* required */
   55:     const char *path;
   56:     const char *symbol_name;
   57: };
   58: TQ_DECLARE(plugin_info)
   59: 
   60: struct plugin_container {
   61:     struct plugin_container *prev; /* required */
   62:     struct plugin_container *next; /* required */
   63:     const char *name;
   64:     void *handle;
   65:     union {
   66: 	struct generic_plugin *generic;
   67: 	struct policy_plugin *policy;
   68: 	struct io_plugin *io;
   69: 	struct io_plugin_1_0 *io_1_0;
   70:     } u;
   71: };
   72: TQ_DECLARE(plugin_container)
   73: 
   74: extern struct plugin_container_list policy_plugins;
   75: extern struct plugin_container_list io_plugins;
   76: 
   77: int sudo_conversation(int num_msgs, const struct sudo_conv_message msgs[],
   78:     struct sudo_conv_reply replies[]);
   79: int _sudo_printf(int msg_type, const char *fmt, ...);
   80: 
   81: int sudo_load_plugins(const char *conf_file,
   82:     struct plugin_container *policy_plugin,
   83:     struct plugin_container_list *io_plugins);
   84: 
   85: #endif /* _SUDO_PLUGIN_INT_H */