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Code Issues Releases Wiki Activity

sign/verify signatures

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This commit is contained in:
David Lawrence 2000-03-14 03:46:14 +00:00
parent 58a04de5cf
commit 6ac77d2f2e
1 changed files with 47 additions and 14 deletions
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61
lib/omapi/connection.c
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@ -15,9 +15,9 @@
* SOFTWARE.
*/
/* $Id: connection.c,v 1.16 2000/02/17 19:58:58 gson Exp $ */
/* $Id: connection.c,v 1.17 2000/03/14 03:46:14 tale Exp $ */
/* Principal Author: Ted Lemon */
/* Principal Author: DCL */
/*
* Subroutines for dealing with connections.
@ -91,15 +91,11 @@ free_connection(omapi_connection_t *connection) {
isc_buffer_free(&buffer);
}
if (connection->task != NULL) {
if (connection->task != NULL)
isc_task_destroy(&connection->task);
connection->task = NULL;
}
if (connection->socket != NULL) {
if (connection->socket != NULL)
isc_socket_detach(&connection->socket);
connection->socket = NULL;
}
if (connection->is_client) {
RUNTIME_CHECK(isc_mutex_destroy(&connection->wait_lock) ==
@ -619,8 +615,10 @@ omapi_connection_putmem(omapi_object_t *c, unsigned char *src,
unsigned int len)
{
omapi_connection_t *connection;
omapi_protocol_t *protocol;
isc_buffer_t *buffer;
isc_bufferlist_t bufferlist;
isc_region_t region;
isc_result_t result;
unsigned int space_available;
@ -628,6 +626,22 @@ omapi_connection_putmem(omapi_object_t *c, unsigned char *src,
connection = (omapi_connection_t *)c;
protocol = (omapi_protocol_t *)connection->inner;
REQUIRE(protocol != NULL && protocol->type == omapi_type_protocol);
/*
* XXX make the auth stuff a part of the connection object instead?
*/
if (protocol->dst_update) {
region.base = src;
region.length = len;
result = dst_sign(DST_SIGMODE_UPDATE, protocol->key,
&protocol->dstctx, &region, NULL);
if (result != ISC_R_SUCCESS)
return (result);
}
/*
* Check for enough space in the output buffers.
*/
@ -649,10 +663,6 @@ omapi_connection_putmem(omapi_object_t *c, unsigned char *src,
ISC_LIST_APPEND(bufferlist, buffer, link);
}
/*
* XXXDCL out_bytes hardly seems needed as it is easy to get a
* total of how much data is in the output buffers.
*/
connection->out_bytes += len;
/*
@ -684,11 +694,17 @@ connection_copyout(unsigned char *dst, omapi_connection_t *connection,
unsigned int size)
{
isc_buffer_t *buffer;
isc_region_t region;
unsigned int copy_bytes;
omapi_protocol_t *protocol;
REQUIRE(connection != NULL &&
connection->type == omapi_type_connection);
protocol = (omapi_protocol_t *)connection->inner;
REQUIRE(protocol != NULL && protocol->type == omapi_type_protocol);
INSIST(size <= connection->in_bytes);
connection->bytes_needed -= size;
@ -704,13 +720,21 @@ connection_copyout(unsigned char *dst, omapi_connection_t *connection,
if (copy_bytes > size)
copy_bytes = size;
region.base = (unsigned char *)buffer->base + buffer->current;
region.length = copy_bytes;
/*
* When dst == NULL, this function is being used to skip
* over uninteresting input.
*/
if (dst != NULL)
(void)memcpy(dst, (unsigned char *)buffer->base +
buffer->current, copy_bytes);
(void)memcpy(dst, region.base, copy_bytes);
if (protocol->dst_update &&
protocol->verify_result == ISC_R_SUCCESS)
protocol->verify_result =
dst_verify(DST_SIGMODE_UPDATE, protocol->key,
&protocol->dstctx, &region, NULL);
isc_buffer_forward(buffer, copy_bytes);
@ -1068,6 +1092,15 @@ connection_destroy(omapi_object_t *handle) {
* connection, so it should have been called to do all the cleanup.
*/
/*
* XXXDCL somehow, not all memory is being destroyed with abnormal
* drops. run the omapi_test program listener. then run the
* omapi_test as a client, and break at the end of omapi_auth_use.
* when the debugger stops, exit the debugger. only two blocks
* of memory are freed, but i suspect there are more than those
* associated with the connection.
*/
if (connection->state == omapi_connection_connected) {
UNEXPECTED_ERROR(__FILE__, __LINE__,
"Unexpected path to connection_destroy - "