diff options
Diffstat (limited to 'libpam/pam_private.h')
| -rw-r--r-- | libpam/pam_private.h | 18 |
1 files changed, 16 insertions, 2 deletions
diff --git a/libpam/pam_private.h b/libpam/pam_private.h index 8b7d9146..bf32ad44 100644 --- a/libpam/pam_private.h +++ b/libpam/pam_private.h @@ -44,7 +44,7 @@ #define _PAM_INVALID_RETVAL -1 /* default value for cached_retval */ struct handler { - int must_fail; + int handler_type; int (*func)(pam_handle_t *pamh, int flags, int argc, char **argv); int actions[_PAM_RETURN_VALUES]; /* set by authenticate, open_session, chauthtok(1st) @@ -54,8 +54,13 @@ struct handler { char **argv; struct handler *next; char *mod_name; + int stack_level; }; +#define PAM_HT_MODULE 0 +#define PAM_HT_MUST_FAIL 1 +#define PAM_HT_SUBSTACK 2 + struct loaded_module { char *name; int type; /* PAM_STATIC_MOD or PAM_DYNAMIC_MOD */ @@ -76,7 +81,7 @@ struct handlers { }; struct service { - struct loaded_module *module; /* Only used for dynamic loading */ + struct loaded_module *module; /* Array of modules */ int modules_allocated; int modules_used; int handlers_loaded; @@ -111,6 +116,12 @@ struct _pam_fail_delay { const void *delay_fn_ptr; }; +/* initial state in substack */ +struct _pam_substack_state { + int impression; + int status; +}; + struct _pam_former_state { /* this is known and set by _pam_dispatch() */ int choice; /* which flavor of module function did we call? */ @@ -119,6 +130,7 @@ struct _pam_former_state { int depth; /* how deep in the stack were we? */ int impression; /* the impression at that time */ int status; /* the status before returning incomplete */ + struct _pam_substack_state *substates; /* array of initial substack states */ /* state info used by pam_get_user() function */ int fail_user; @@ -175,6 +187,8 @@ struct pam_handle { #define _PAM_ACTION_UNDEF -6 /* this is treated as an error ( = _PAM_ACTION_BAD) */ +#define PAM_SUBSTACK_MAX_LEVEL 16 /* maximum level of substacks */ + /* character tables for parsing config files */ extern const char * const _pam_token_actions[-_PAM_ACTION_UNDEF]; extern const char * const _pam_token_returns[_PAM_RETURN_VALUES+1]; |