Date: Wed, 27 Nov 2002 13:45:31 -0800 From: Terry Lambert <tlambert2@mindspring.com> To: Garance A Drosihn <drosih@rpi.edu>, "David W. Chapman Jr." <dwcjr@inethouston.net>, current@FreeBSD.ORG Subject: Re: pw_user.c change for samba Message-ID: <3DE53CFB.F38F9361@mindspring.com> References: <20021127192126.GA31706@leviathan.inethouston.net> <3DE52B70.44402B98@mindspring.com> <20021127203401.GA35573@leviathan.inethouston.net> <p05200f19ba0ae54093d6@[128.113.24.47]> <3DE53BEE.A71BCCE1@mindspring.com>
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Oops. Better patch attached (damn Makefile dependencies are
broken unless you manually build them via "make depend").
-- Terry
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filename="pwcheck.diff"
Index: pw.h
===================================================================
RCS file: /cvs/src/usr.sbin/pw/pw.h,v
retrieving revision 1.13
diff -c -r1.13 pw.h
*** pw.h 5 Jul 2001 08:01:15 -0000 1.13
--- pw.h 27 Nov 2002 17:21:03 -0000
***************
*** 62,67 ****
--- 62,74 ----
W_NUM
};
+ enum _checktype
+ {
+ PWC_DEFAULT,
+ PWC_GECOS,
+ PWC_LOGIN
+ };
+
struct carg
{
int ch;
***************
*** 105,111 ****
int pw_user(struct userconf * cnf, int mode, struct cargs * _args);
int pw_group(struct userconf * cnf, int mode, struct cargs * _args);
! char *pw_checkname(u_char *name, int gecos);
int addpwent(struct passwd * pwd);
int delpwent(struct passwd * pwd);
--- 112,118 ----
int pw_user(struct userconf * cnf, int mode, struct cargs * _args);
int pw_group(struct userconf * cnf, int mode, struct cargs * _args);
! char *pw_checkname(u_char *name, enum _checktype checktype);
int addpwent(struct passwd * pwd);
int delpwent(struct passwd * pwd);
Index: pw_group.c
===================================================================
RCS file: /cvs/src/usr.sbin/pw/pw_group.c,v
retrieving revision 1.13
diff -c -r1.13 pw_group.c
*** pw_group.c 22 Jun 2000 16:48:41 -0000 1.13
--- pw_group.c 27 Nov 2002 17:44:10 -0000
***************
*** 135,141 ****
grp->gr_gid = (gid_t) atoi(a_gid->val);
if ((arg = getarg(args, 'l')) != NULL)
! grp->gr_name = pw_checkname((u_char *)arg->val, 0);
} else {
if (a_name == NULL) /* Required */
errx(EX_DATAERR, "group name required");
--- 135,141 ----
grp->gr_gid = (gid_t) atoi(a_gid->val);
if ((arg = getarg(args, 'l')) != NULL)
! grp->gr_name = pw_checkname((u_char *)arg->val, PWC_DEFAULT);
} else {
if (a_name == NULL) /* Required */
errx(EX_DATAERR, "group name required");
***************
*** 145,151 ****
extendarray(&members, &grmembers, 200);
members[0] = NULL;
grp = &fakegroup;
! grp->gr_name = pw_checkname((u_char *)a_name->val, 0);
grp->gr_passwd = "*";
grp->gr_gid = gr_gidpolicy(cnf, args);
grp->gr_mem = members;
--- 145,151 ----
extendarray(&members, &grmembers, 200);
members[0] = NULL;
grp = &fakegroup;
! grp->gr_name = pw_checkname((u_char *)a_name->val, PWC_DEFAULT);
grp->gr_passwd = "*";
grp->gr_gid = gr_gidpolicy(cnf, args);
grp->gr_mem = members;
Index: pw_user.c
===================================================================
RCS file: /cvs/src/usr.sbin/pw/pw_user.c,v
retrieving revision 1.51
diff -c -r1.51 pw_user.c
*** pw_user.c 24 Jun 2002 11:33:17 -0000 1.51
--- pw_user.c 27 Nov 2002 17:30:43 -0000
***************
*** 231,237 ****
}
}
if ((arg = getarg(args, 'L')) != NULL)
! cnf->default_class = pw_checkname((u_char *)arg->val, 0);
if ((arg = getarg(args, 'G')) != NULL && arg->val) {
int i = 0;
--- 231,237 ----
}
}
if ((arg = getarg(args, 'L')) != NULL)
! cnf->default_class = pw_checkname((u_char *)arg->val, PWC_DEFAULT);
if ((arg = getarg(args, 'G')) != NULL && arg->val) {
int i = 0;
***************
*** 293,299 ****
}
if ((a_name = getarg(args, 'n')) != NULL)
! pwd = GETPWNAM(pw_checkname((u_char *)a_name->val, 0));
a_uid = getarg(args, 'u');
if (a_uid == NULL) {
--- 293,299 ----
}
if ((a_name = getarg(args, 'n')) != NULL)
! pwd = GETPWNAM(pw_checkname((u_char *)a_name->val, PWC_LOGIN));
a_uid = getarg(args, 'u');
if (a_uid == NULL) {
***************
*** 455,461 ****
if ((arg = getarg(args, 'l')) != NULL) {
if (strcmp(pwd->pw_name, "root") == 0)
errx(EX_DATAERR, "can't rename `root' account");
! pwd->pw_name = pw_checkname((u_char *)arg->val, 0);
edited = 1;
}
--- 455,461 ----
if ((arg = getarg(args, 'l')) != NULL) {
if (strcmp(pwd->pw_name, "root") == 0)
errx(EX_DATAERR, "can't rename `root' account");
! pwd->pw_name = pw_checkname((u_char *)arg->val, PWC_LOGIN);
edited = 1;
}
***************
*** 595,601 ****
* Shared add/edit code
*/
if ((arg = getarg(args, 'c')) != NULL) {
! char *gecos = pw_checkname((u_char *)arg->val, 1);
if (strcmp(pwd->pw_gecos, gecos) != 0) {
pwd->pw_gecos = gecos;
edited = 1;
--- 595,601 ----
* Shared add/edit code
*/
if ((arg = getarg(args, 'c')) != NULL) {
! char *gecos = pw_checkname((u_char *)arg->val, PWC_GECOS);
if (strcmp(pwd->pw_gecos, gecos) != 0) {
pwd->pw_gecos = gecos;
edited = 1;
***************
*** 1192,1201 ****
}
char *
! pw_checkname(u_char *name, int gecos)
{
int l = 0;
! char const *notch = gecos ? ":!@" : " ,\t:+&#%$^()!@~*?<>=|\\/\"";
while (name[l]) {
if (strchr(notch, name[l]) != NULL || name[l] < ' ' || name[l] == 127 ||
--- 1192,1217 ----
}
char *
! pw_checkname(u_char *name, enum _checktype checktype)
{
int l = 0;
! char const *notch;
! int gecos = (checktype == PWC_GECOS);
!
! switch (checktype) {
! case PWC_GECOS:
! notch = ":!@";
! break;
!
! case PWC_LOGIN:
! notch = " ,\t:+&#%^()!@~*?<>=|\\/\"";
! break;
!
! case PWC_DEFAULT:
! default:
! notch = " ,\t:+&#%$^()!@~*?<>=|\\/\"";
! break;
! }
while (name[l]) {
if (strchr(notch, name[l]) != NULL || name[l] < ' ' || name[l] == 127 ||
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