December 21, 2007 PAM_GET_DATA 3

### NAME

pam_get_data - get module information

### LIBRARY

### SYNOPSIS

```int` pam_get_data(```const pam_handle_t *pamh``, const char *module_data_name``, const void **data`)

### DESCRIPTION

The pam_get_data function looks up the opaque object associated with the string specified by the ```module_data_name` argument, in the PAM context specified by the ```pamh` argument. A pointer to the object is stored in the location pointed to by the ```data` argument.

This function and its counterpart pam_set_data(3) are useful for managing data that are meaningful only to a particular service module.

### RETURN VALUES

The pam_get_data function returns one of the following values:

[```PAM_NO_MODULE_DATA`]
  Module data not found.

[```PAM_SYSTEM_ERR`]
  System error.

### SEE ALSO

pam(3), pam_set_data(3), pam_strerror(3)

### STANDARDS

### AUTHORS

The pam_get_data function and this manual page were developed for the FreeBSD Project by ThinkSec AS and Network Associates Laboratories, the Security Research Division of Network Associates, Inc. under DARPA/SPAWAR contract N66001-01-C-8035 (``CBOSS''), as part of the DARPA CHATS research program.