blob: 366d461eb8373922b2272c6eaf8345936679ef22 [file] [log] [blame]
Patrick Williamsb48b7b42016-08-17 15:04:38 -05001diff -urNp pam_passwdqc-1.0.5-orig/pam_passwdqc.c pam_passwdqc-1.0.5/pam_passwdqc.c
2--- pam_passwdqc-1.0.5-orig/pam_passwdqc.c 2008-02-12 15:11:13.000000000 -0500
3+++ pam_passwdqc-1.0.5/pam_passwdqc.c 2009-09-28 12:10:32.171696694 -0400
4@@ -70,6 +70,8 @@ typedef struct {
5 passwdqc_params_t qc;
6 int flags;
7 int retry;
8+ char oldpass_prompt_file[FILE_LEN+1];
9+ char newpass_prompt_file[FILE_LEN+1];
10 } params_t;
11
12 static params_t defaults = {
13@@ -79,10 +81,13 @@ static params_t defaults = {
14 3, /* passphrase_words */
15 4, /* match_length */
16 1, /* similar_deny */
17- 42 /* random_bits */
18+ 42, /* random_bits */
19+ 1 /* firstupper_lastdigit_check */
20 },
21 F_ENFORCE_EVERYONE, /* flags */
22- 3 /* retry */
23+ 3, /* retry */
24+ "", /* oldpass_prompt_file */
25+ "" /* newpass_prompt_file */
26 };
27
28 #define PROMPT_OLDPASS \
29@@ -361,6 +366,37 @@ static int parse(params_t *params, pam_h
30 if (!strcmp(*argv, "use_authtok")) {
31 params->flags |= F_USE_AUTHTOK;
32 } else
33+ if (!strcmp(*argv, "disable_firstupper_lastdigit_check")) {
34+ params->qc.firstupper_lastdigit_check = 0;
35+ } else
36+ if (!strncmp(*argv, "oldpass_prompt_file=", 20)) {
37+ int n;
38+ FILE *fp = fopen(*argv + 20, "r");
39+ if (fp) {
40+ n=fread(params->oldpass_prompt_file, sizeof(char), FILE_LEN, fp);
41+ if (0==n || ferror(fp)!=0 ) {
42+ memset(params->oldpass_prompt_file, '\0', FILE_LEN+1);
43+ }
44+ else {
45+ feof(fp)? (params->oldpass_prompt_file[n-1]='\0'): (params->oldpass_prompt_file[n]='\0');
46+ }
47+ fclose(fp);
48+ }
49+ } else
50+ if (!strncmp(*argv, "newpass_prompt_file=", 20)) {
51+ int n;
52+ FILE *fp = fopen(*argv + 20, "r");
53+ if (fp) {
54+ n=fread(params->newpass_prompt_file, sizeof(char), FILE_LEN, fp);
55+ if (0==n || ferror(fp)!=0 ) {
56+ memset(params->newpass_prompt_file, '\0', FILE_LEN+1);
57+ }
58+ else {
59+ feof(fp)? (params->newpass_prompt_file[n-1]='\0'): (params->newpass_prompt_file[n]='\0');
60+ }
61+ fclose(fp);
62+ }
63+ } else
64 break;
65 argc--; argv++;
66 }
67@@ -406,7 +442,7 @@ PAM_EXTERN int pam_sm_chauthtok(pam_hand
68
69 if (ask_oldauthtok && !am_root(pamh)) {
70 status = converse(pamh, PAM_PROMPT_ECHO_OFF,
71- PROMPT_OLDPASS, &resp);
72+ strlen(params.oldpass_prompt_file) ? params.oldpass_prompt_file : PROMPT_OLDPASS, &resp);
73
74 if (status == PAM_SUCCESS) {
75 if (resp && resp->resp) {
76@@ -540,8 +576,7 @@ retry:
77 MESSAGE_RANDOMFAILED : MESSAGE_MISCONFIGURED);
78 return PAM_AUTHTOK_ERR;
79 }
80-
81- status = converse(pamh, PAM_PROMPT_ECHO_OFF, PROMPT_NEWPASS1, &resp);
82+ status = converse(pamh, PAM_PROMPT_ECHO_OFF, strlen(params.newpass_prompt_file) ? params.newpass_prompt_file : PROMPT_NEWPASS1, &resp);
83 if (status == PAM_SUCCESS && (!resp || !resp->resp))
84 status = PAM_AUTHTOK_ERR;
85
86diff -urNp pam_passwdqc-1.0.5-orig/passwdqc_check.c pam_passwdqc-1.0.5/passwdqc_check.c
87--- pam_passwdqc-1.0.5-orig/passwdqc_check.c 2008-02-12 14:31:52.000000000 -0500
88+++ pam_passwdqc-1.0.5/passwdqc_check.c 2009-09-25 22:45:16.080842425 -0400
89@@ -90,10 +90,12 @@ static int is_simple(passwdqc_params_t *
90
91 /* Upper case characters and digits used in common ways don't increase the
92 * strength of a password */
93- c = (unsigned char)newpass[0];
94- if (uppers && isascii(c) && isupper(c)) uppers--;
95- c = (unsigned char)newpass[length - 1];
96- if (digits && isascii(c) && isdigit(c)) digits--;
97+ if (params->firstupper_lastdigit_check) {
98+ c = (unsigned char)newpass[0];
99+ if (uppers && isascii(c) && isupper(c)) uppers--;
100+ c = (unsigned char)newpass[length - 1];
101+ if (digits && isascii(c) && isdigit(c)) digits--;
102+ }
103
104 /* Count the number of different character classes we've seen. We assume
105 * that there are no non-ASCII characters for digits. */
106diff -urNp pam_passwdqc-1.0.5-orig/passwdqc.h pam_passwdqc-1.0.5/passwdqc.h
107--- pam_passwdqc-1.0.5-orig/passwdqc.h 2008-02-12 14:30:00.000000000 -0500
108+++ pam_passwdqc-1.0.5/passwdqc.h 2009-09-25 14:08:56.214695858 -0400
109@@ -7,12 +7,15 @@
110
111 #include <pwd.h>
112
113+#define FILE_LEN 4096 /* Max file len = 4096 */
114+
115 typedef struct {
116 int min[5], max;
117 int passphrase_words;
118 int match_length;
119 int similar_deny;
120 int random_bits;
121+ int firstupper_lastdigit_check;
122 } passwdqc_params_t;
123
124 extern char _passwdqc_wordset_4k[0x1000][6];
125diff -urNp pam_passwdqc-1.0.5-orig/README pam_passwdqc-1.0.5/README
126--- pam_passwdqc-1.0.5-orig/README 2008-02-12 14:43:33.000000000 -0500
127+++ pam_passwdqc-1.0.5/README 2009-09-28 12:12:40.251016423 -0400
128@@ -41,9 +41,12 @@ words (see the "passphrase" option below
129 N3 and N4 are used for passwords consisting of characters from three
130 and four character classes, respectively.
131
132+ disable_firstupper_lastdigit_check []
133+
134 When calculating the number of character classes, upper-case letters
135 used as the first character and digits used as the last character of a
136-password are not counted.
137+password are not counted. To disable this, you can specify
138+"disable_firstupper_lastdigit_check".
139
140 In addition to being sufficiently long, passwords are required to
141 contain enough different characters for the character classes and
142@@ -142,6 +145,14 @@ This disables user interaction within pa
143 the only difference between "use_first_pass" and "use_authtok" is that
144 the former is incompatible with "ask_oldauthtok".
145
146+ oldpass_prompt_file=absolute-file-path []
147+ newpass_prompt_file=abosulte-file-path []
148+
149+The options "oldpass_prompt_file" and "newpass_prompt_file" can be used
150+to override prompts while requesting old password and new password,
151+respectively. The maximum size of the prompt files can be 4096
152+characters at present. If the file size is more than 4096 characters, the
153+output will be truncated to 4096 characters.
154 --
155 Solar Designer <solar at openwall.com>
156