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-rw-r--r--src/sudo_plugin_int.h117
1 files changed, 117 insertions, 0 deletions
diff --git a/src/sudo_plugin_int.h b/src/sudo_plugin_int.h
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+++ b/src/sudo_plugin_int.h
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+/*
+ * Copyright (c) 2010-2014 Todd C. Miller <Todd.Miller@sudo.ws>
+ *
+ * Permission to use, copy, modify, and distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#ifndef SUDO_PLUGIN_INT_H
+#define SUDO_PLUGIN_INT_H
+
+/*
+ * All plugin structures start with a type and a version.
+ */
+struct generic_plugin {
+ unsigned int type;
+ unsigned int version;
+ /* the rest depends on the type... */
+};
+
+typedef int (*sudo_conv_1_7_t)(int num_msgs,
+ const struct sudo_conv_message msgs[], struct sudo_conv_reply replies[]);
+
+/*
+ * Backwards-compatible structures for API bumps.
+ */
+struct policy_plugin_1_0 {
+ unsigned int type;
+ unsigned int version;
+ int (*open)(unsigned int version, sudo_conv_1_7_t conversation,
+ sudo_printf_t sudo_printf, char * const settings[],
+ char * const user_info[], char * const user_env[]);
+ void (*close)(int exit_status, int error); /* wait status or error */
+ int (*show_version)(int verbose);
+ int (*check_policy)(int argc, char * const argv[],
+ char *env_add[], char **command_info[],
+ char **argv_out[], char **user_env_out[]);
+ int (*list)(int argc, char * const argv[], int verbose,
+ const char *list_user);
+ int (*validate)(void);
+ void (*invalidate)(int remove);
+ int (*init_session)(struct passwd *pwd);
+};
+struct io_plugin_1_0 {
+ unsigned int type;
+ unsigned int version;
+ int (*open)(unsigned int version, sudo_conv_1_7_t conversation,
+ sudo_printf_t sudo_printf, char * const settings[],
+ char * const user_info[], int argc, char * const argv[],
+ char * const user_env[]);
+ void (*close)(int exit_status, int error);
+ int (*show_version)(int verbose);
+ int (*log_ttyin)(const char *buf, unsigned int len);
+ int (*log_ttyout)(const char *buf, unsigned int len);
+ int (*log_stdin)(const char *buf, unsigned int len);
+ int (*log_stdout)(const char *buf, unsigned int len);
+ int (*log_stderr)(const char *buf, unsigned int len);
+};
+struct io_plugin_1_1 {
+ unsigned int type;
+ unsigned int version;
+ int (*open)(unsigned int version, sudo_conv_1_7_t conversation,
+ sudo_printf_t sudo_printf, char * const settings[],
+ char * const user_info[], char * const command_info[],
+ int argc, char * const argv[], char * const user_env[]);
+ void (*close)(int exit_status, int error); /* wait status or error */
+ int (*show_version)(int verbose);
+ int (*log_ttyin)(const char *buf, unsigned int len);
+ int (*log_ttyout)(const char *buf, unsigned int len);
+ int (*log_stdin)(const char *buf, unsigned int len);
+ int (*log_stdout)(const char *buf, unsigned int len);
+ int (*log_stderr)(const char *buf, unsigned int len);
+};
+
+/*
+ * Sudo plugin internals.
+ */
+struct plugin_container {
+ TAILQ_ENTRY(plugin_container) entries;
+ struct sudo_conf_debug_file_list *debug_files;
+ char *name;
+ char *path;
+ char **options;
+ void *handle;
+ int debug_instance;
+ union {
+ struct generic_plugin *generic;
+ struct policy_plugin *policy;
+ struct policy_plugin_1_0 *policy_1_0;
+ struct io_plugin *io;
+ struct io_plugin_1_0 *io_1_0;
+ struct io_plugin_1_1 *io_1_1;
+ } u;
+};
+TAILQ_HEAD(plugin_container_list, plugin_container);
+
+extern struct plugin_container policy_plugin;
+extern struct plugin_container_list io_plugins;
+
+int sudo_conversation(int num_msgs, const struct sudo_conv_message msgs[],
+ struct sudo_conv_reply replies[], struct sudo_conv_callback *callback);
+int sudo_conversation_1_7(int num_msgs, const struct sudo_conv_message msgs[],
+ struct sudo_conv_reply replies[]);
+int sudo_conversation_printf(int msg_type, const char *fmt, ...);
+
+bool sudo_load_plugins(struct plugin_container *policy_plugin,
+ struct plugin_container_list *io_plugins);
+
+#endif /* SUDO_PLUGIN_INT_H */