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Accept username from `kx'

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git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@973 ec53bebd-3082-4978-b11e-865c3cabbd6b
This commit is contained in:
Assar Westerlund
1996-11-16 14:39:24 +00:00
parent b96a2bef6b
commit 0c93bef163
1 changed files with 5 additions and 5 deletions
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10
appl/kx/kxd.c
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@@ -86,11 +86,11 @@ recv_conn (int sock, des_cblock *key, des_key_schedule schedule,
int status; int status;
KTEXT_ST ticket; KTEXT_ST ticket;
AUTH_DAT auth; AUTH_DAT auth;
char user[ANAME_SZ + 1];
char instance[INST_SZ + 1]; char instance[INST_SZ + 1];
struct sockaddr_in thisaddr, thataddr; struct sockaddr_in thisaddr, thataddr;
int addrlen; int addrlen;
char version[KRB_SENDAUTH_VLEN]; char version[KRB_SENDAUTH_VLEN];
char *username;
u_char ok = 0; u_char ok = 0;
struct passwd *passwd; struct passwd *passwd;
@@ -113,13 +113,13 @@ recv_conn (int sock, des_cblock *key, des_key_schedule schedule,
strncmp(version, KXVERSION, KRB_SENDAUTH_VLEN) != 0) { strncmp(version, KXVERSION, KRB_SENDAUTH_VLEN) != 0) {
return 1; return 1;
} }
passwd = k_getpwnam (auth.pname); if (krb_net_read (sock, user, sizeof(user)) != sizeof(user))
return 1;
passwd = k_getpwnam (user);
if (passwd == NULL) if (passwd == NULL)
return fatal (sock, "Cannot find uid"); return fatal (sock, "Cannot find uid");
username = strdup (passwd->pw_name); if (kuserok(&auth, user) != 0)
if (kuserok(&auth, username) != 0)
return fatal (sock, "Permission denied"); return fatal (sock, "Permission denied");
free (username);
if (setgid (passwd->pw_gid) || if (setgid (passwd->pw_gid) ||
initgroups(passwd->pw_name, passwd->pw_gid) || initgroups(passwd->pw_name, passwd->pw_gid) ||
setuid(passwd->pw_uid)) { setuid(passwd->pw_uid)) {