contrib/pam_passwdqc/passwdqc.h

   1 /*
   2  * Copyright (c) 2000-2002,2016,2019,2020,2021 by Solar Designer
   3  * Copyright (c) 2008,2009 by Dmitry V. Levin
   4  * See LICENSE
   5  */
   6
   7 #ifndef PASSWDQC_H__
   8 #define PASSWDQC_H__
   9
  10 #ifndef _MSC_VER
  11 #include <pwd.h>
  12 #endif
  13
  14 #ifdef __cplusplus
  15 extern "C" {
  16 #endif
  17
  18 #ifdef _MSC_VER
  19 /* Partial struct passwd just to accommodate passwdqc code's expectations */
  20 struct passwd {
  21         char *pw_name;
  22         char *pw_passwd;
  23         char *pw_gecos;
  24         char *pw_dir;
  25         char *pw_shell;
  26 };
  27 #endif
  28
  29 typedef struct {
  30         int min[5], max;
  31         int passphrase_words;
  32         int match_length;
  33         int similar_deny;
  34         int random_bits;
  35         char *wordlist;
  36         char *denylist;
  37         char *filter;
  38 } passwdqc_params_qc_t;
  39
  40 typedef struct {
  41         int flags;
  42         int retry;
  43 } passwdqc_params_pam_t;
  44
  45 typedef struct {
  46         passwdqc_params_qc_t qc;
  47         passwdqc_params_pam_t pam;
  48 } passwdqc_params_t;
  49
  50 extern const char *passwdqc_check(const passwdqc_params_qc_t *params,
  51     const char *newpass, const char *oldpass, const struct passwd *pw);
  52 extern char *passwdqc_random(const passwdqc_params_qc_t *params);
  53
  54 extern int passwdqc_params_parse(passwdqc_params_t *params,
  55     char **reason, int argc, const char *const *argv);
  56 extern int passwdqc_params_load(passwdqc_params_t *params,
  57     char **reason, const char *pathname);
  58 extern void passwdqc_params_reset(passwdqc_params_t *params);
  59 extern void passwdqc_params_free(passwdqc_params_t *params);
  60
  61 #define F_ENFORCE_MASK                  0x00000003
  62 #define F_ENFORCE_USERS                 0x00000001
  63 #define F_ENFORCE_ROOT                  0x00000002
  64 #define F_ENFORCE_EVERYONE              F_ENFORCE_MASK
  65 #define F_NON_UNIX                      0x00000004
  66 #define F_ASK_OLDAUTHTOK_MASK           0x00000030
  67 #define F_ASK_OLDAUTHTOK_PRELIM         0x00000010
  68 #define F_ASK_OLDAUTHTOK_UPDATE         0x00000020
  69 #define F_CHECK_OLDAUTHTOK              0x00000040
  70 #define F_USE_FIRST_PASS                0x00000100
  71 #define F_USE_AUTHTOK                   0x00000200
  72 #define F_NO_AUDIT                      0x00000400
  73
  74 #define PASSWDQC_VERSION                "2.0.2"
  75
  76 extern void (*_passwdqc_memzero)(void *, size_t);
  77
  78 #ifdef __cplusplus
  79 }
  80 #endif
  81
  82 #endif /* PASSWDQC_H__ */