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gethostbyname() may return a pointer to static data, which is

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overwritten deep inside krb_realmofhost().  Copy the host name to
avoid conflicts.
This commit is contained in:
Charles Hannum 1996-11-21 20:47:59 +00:00
parent 3aef7b4e6c
commit 51a66525e8
1 changed files with 4 additions and 2 deletions
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6
lib-src/pop.c
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@ -1005,6 +1005,7 @@ socket_connection (host, flags)
CREDENTIALS cred; CREDENTIALS cred;
Key_schedule schedule; Key_schedule schedule;
int rem; int rem;
char *realhost;
#endif /* KRB5 */ #endif /* KRB5 */
#endif /* KERBEROS */ #endif /* KERBEROS */
@ -1175,8 +1176,9 @@ socket_connection (host, flags)
} }
#else /* ! KRB5 */ #else /* ! KRB5 */
ticket = (KTEXT) malloc (sizeof (KTEXT_ST)); ticket = (KTEXT) malloc (sizeof (KTEXT_ST));
rem = krb_sendauth (0L, sock, ticket, "pop", hostent->h_name, realhost = strdup (hostent->h_name);
(char *) krb_realmofhost (hostent->h_name), rem = krb_sendauth (0L, sock, ticket, "pop", realhost,
(char *) krb_realmofhost (realhost),
(unsigned long) 0, &msg_data, &cred, schedule, (unsigned long) 0, &msg_data, &cred, schedule,
(struct sockaddr_in *) 0, (struct sockaddr_in *) 0,
(struct sockaddr_in *) 0, (struct sockaddr_in *) 0,