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Incoming side of authentication done but untested. Right handling of

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filters in rip.
This commit is contained in:
Pavel Machek
1999-05-31 19:16:22 +00:00
parent 2e6197d634
commit 91c7c7416b
3 changed files with 91 additions and 8 deletions
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25
proto/rip/auth.c
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@@ -19,6 +19,7 @@
#include "lib/resource.h"
#include "lib/lists.h"
#include "lib/timer.h"
#include "lib/md5.h"
#include "rip.h"
@@ -47,10 +48,28 @@ rip_incoming_authentication( struct proto *p, struct rip_block_auth *block, stru
DBG( "md5 password" );
{
struct password_item *head;
struct rip_md5_tail *tail;
tail = (char *) packet + (block->packetlen - sizeof(struct rip_block_auth));
head = P_CF->passwords;
while (head) {
if (head->id == block->keyid)
/* Perform md5 + compare */;
if (head->id == block->keyid) {
struct MD5Context ctxt;
int i;
char md5sum_packet[16];
char md5sum_computed[16];
memcpy(md5sum_packet, tail->md5, i);
password_strncpy(tail->md5, head->password, 16);
MD5Init(&ctxt);
MD5Update(&ctxt, packet, block->packetlen );
MD5Final(md5sum_computed, &ctxt);
if (memcmp(md5sum_packet, md5sum_computed, 16))
return 1;
}
head = head->next;
}
return 1;
@@ -72,7 +91,7 @@ rip_outgoing_authentication( struct proto *p, struct rip_block_auth *block, stru
log( L_ERR "no passwords set and password authentication requested\n" );
return;
}
strncpy( (char *) (&block->packetlen), P_CF->passwords->password, 16);
password_strncpy( (char *) (&block->packetlen), P_CF->passwords->password, 16);
return;
}
}