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/*
* $Id$
*
* Copyright (c) Andrew G. Morgan <morgan@ftp.kernel.org>
*
*/
#ifndef LIBPAMC_H
#define LIBPAMC_H
#include <security/pam_client.h>
#include <security/_pam_macros.h>
#include <sys/stat.h>
#include <unistd.h>
#include <sys/types.h>
#include <dirent.h>
#include <sys/wait.h>
#include <stdlib.h>
#include <errno.h>
#include <ctype.h>
#define _PAMC_DEFAULT_TOP_FD 10
struct pamc_handle_s {
struct pamc_agent_s *current;
struct pamc_agent_s *chain;
struct pamc_blocked_s *blocked_agents;
int max_path;
char **agent_paths;
int combined_status;
int highest_fd_to_close;
};
typedef struct pamc_blocked_s {
char *id; /* <NUL> terminated */
struct pamc_blocked_s *next;
} pamc_blocked_t;
typedef struct pamc_agent_s {
char *id;
int id_length;
struct pamc_agent_s *next;
int writer; /* write to agent */
int reader; /* read from agent */
pid_t pid; /* agent process id */
} pamc_agent_t;
/* used to build a tree of unique, sorted agent ids */
typedef struct pamc_id_node {
struct pamc_id_node *left, *right;
int child_count;
char *agent_id;
} pamc_id_node_t;
/* internal function */
int __pamc_valid_agent_id(int id_length, const char *id);
#define PAMC_SYSTEM_AGENT_PATH "/lib/pamc:/usr/lib/pamc"
#define PAMC_SYSTEM_AGENT_SEPARATOR ':'
#endif /* LIBPAMC_H */
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