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recognize all encryption types actually implemented

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git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@2334 ec53bebd-3082-4978-b11e-865c3cabbd6b
This commit is contained in:
Assar Westerlund
1997-07-16 01:12:54 +00:00
parent 4e2ff88a47
commit e75d34a68e
1 changed files with 21 additions and 7 deletions
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28
lib/krb5/context.c
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@@ -42,20 +42,29 @@ krb5_free_context(krb5_context context)
}
/*
* XXX - This information needs to be coordinated with encrypt.c
*/
static krb5_boolean
valid_etype(krb5_enctype e)
{
return e == ETYPE_DES_CBC_CRC;
return e == ETYPE_DES_CBC_CRC
|| e == ETYPE_DES_CBC_MD4
|| e == ETYPE_DES_CBC_MD5;
}
static krb5_error_code
default_etypes(krb5_enctype **etype)
{
krb5_enctype *p;
p = ALLOC(1, krb5_enctype);
p = ALLOC(4, krb5_enctype);
if(!p)
return ENOMEM;
p[0] = ETYPE_DES_CBC_CRC;
p[0] = ETYPE_DES_CBC_MD5;
p[1] = ETYPE_DES_CBC_MD4;
p[2] = ETYPE_DES_CBC_CRC;
p[3] = 0;
*etype = p;
return 0;
}
@@ -66,17 +75,20 @@ krb5_set_default_in_tkt_etypes(krb5_context context,
{
int i;
krb5_enctype *p = NULL;
if(etypes){
if(etypes) {
i = 0;
while(etypes[i])
if(!valid_etype(etypes[i++]))
return KRB5_PROG_ETYPE_NOSUPP;
++i;
p = ALLOC(i, krb5_enctype);
if(!p)
return ENOMEM;
memmove(p, etypes, i * sizeof(krb5_enctype));
}
if(context->etypes) free(context->etypes);
if(context->etypes)
free(context->etypes);
context->etypes = p;
return 0;
}
@@ -89,13 +101,15 @@ krb5_get_default_in_tkt_etypes(krb5_context context,
{
krb5_enctype *p;
int i;
if(context->etypes){
if(context->etypes) {
for(i = 0; context->etypes[i]; i++);
++i;
p = ALLOC(i, krb5_enctype);
if(!p)
return ENOMEM;
memmove(p, context->etypes, i * sizeof(krb5_enctype));
}else
} else
if(default_etypes(&p))
return ENOMEM;
*etypes = p;