void
rx_identity_populate(struct rx_identity *identity, rx_identity_kind kind,
char *displayName, void *enameData, size_t enameLength)
{
memset(identity, 0, sizeof(struct rx_identity));
identity->kind = kind;
identity->displayName = rxi_Alloc(strlen(displayName)+1);
memcpy(identity->displayName, displayName, strlen(displayName)+1);
rx_opaque_populate(&identity->exportedName, enameData, enameLength);
}
static struct afsconf_typedKey *
keyFromKeytab(int kvno, afsconf_keyType type, int subtype, const char *keytab, const char *princ)
{
int retval;
krb5_principal principal;
krb5_keyblock *key;
krb5_context context;
struct rx_opaque buffer;
struct afsconf_typedKey *typedKey;
krb5_init_context(&context);
retval = krb5_parse_name(context, princ, &principal);
if (retval) {
afs_com_err("asetkey", retval, "while parsing AFS principal");
exit(1);
}
if (type == afsconf_rxkad) {
retval = krb5_kt_read_service_key(context, (char *)keytab, principal,
kvno, ENCTYPE_DES_CBC_CRC, &key);
if (retval == KRB5_KT_NOTFOUND)
retval = krb5_kt_read_service_key(context, (char *)keytab,
principal, kvno,
ENCTYPE_DES_CBC_MD5, &key);
if (retval == KRB5_KT_NOTFOUND)
retval = krb5_kt_read_service_key(context, (char *)keytab,
principal, kvno,
ENCTYPE_DES_CBC_MD4, &key);
} else if (type == afsconf_rxkad_krb5) {
retval = krb5_kt_read_service_key(context, (char *)keytab, principal,
kvno, subtype, &key);
} else {
retval=AFSCONF_BADKEY;
}
if (retval == KRB5_KT_NOTFOUND) {
char * princname = NULL;
krb5_unparse_name(context, principal, &princname);
if (type == afsconf_rxkad) {
afs_com_err("asetkey", retval,
"for keytab entry with Principal %s, kvno %u, "
"DES-CBC-CRC/MD5/MD4",
princname ? princname : princ, kvno);
} else {
afs_com_err("asetkey", retval,
"for keytab entry with Principal %s, kvno %u",
princname ? princname : princ, kvno);
}
exit(1);
}
if (retval != 0) {
afs_com_err("asetkey", retval, "while extracting AFS service key");
exit(1);
}
if (type == afsconf_rxkad && deref_key_length(key) != 8) {
fprintf(stderr, "Key length should be 8, but is really %u!\n",
(unsigned int)deref_key_length(key));
exit(1);
}
rx_opaque_populate(&buffer, deref_key_contents(key), deref_key_length(key));
typedKey = afsconf_typedKey_new(type, kvno, subtype, &buffer);
rx_opaque_freeContents(&buffer);
krb5_free_principal(context, principal);
krb5_free_keyblock(context, key);
return typedKey;
}
