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/*
* Copyright (C) 2013 Red Hat Inc.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* * Redistributions of source code must retain the above
* copyright notice, this list of conditions and the
* following disclaimer.
* * Redistributions in binary form must reproduce the
* above copyright notice, this list of conditions and
* the following disclaimer in the documentation and/or
* other materials provided with the distribution.
* * The names of contributors to this software may not be
* used to endorse or promote products derived from this
* software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
* THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
* DAMAGE.
*
* Author: Stef Walter <stefw@redhat.com>
*/
#include "config.h"
#include "buffer.h"
#include "compat.h"
#include "debug.h"
#include "p11-kit.h"
#include "rpc.h"
#include "virtual.h"
#include <assert.h>
#include <errno.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
int
main (int argc,
char *argv[])
{
CK_FUNCTION_LIST *funcs;
CK_C_GetFunctionList gfl;
p11_rpc_status status;
unsigned char version;
p11_virtual virt;
p11_buffer options;
p11_buffer buffer;
dl_module_t dl;
size_t state;
int code;
CK_RV rv;
p11_debug_init ();
if (argc != 2) {
fprintf (stderr, "usage: frob-server module\n");
exit (2);
}
dl = p11_dl_open (argv[1]);
if (dl == NULL) {
fprintf (stderr, "couldn't load module: %s: %s\n",
argv[1], p11_dl_error ());
exit (1);
}
gfl = p11_dl_symbol (dl, "C_GetFunctionList");
if (!gfl) {
fprintf (stderr, "couldn't find C_GetFunctionList entry point in module: %s: %s\n",
argv[1], p11_dl_error ());
exit (1);
}
rv = gfl (&funcs);
if (rv != CKR_OK) {
fprintf (stderr, "call to C_GetFunctiontList failed in module: %s: %s\n",
argv[1], p11_kit_strerror (rv));
exit (1);
}
p11_virtual_init (&virt, &p11_virtual_base, funcs, NULL);
p11_buffer_init (&options, 0);
p11_buffer_init (&buffer, 0);
switch (read (0, &version, 1)) {
case 0:
status = P11_RPC_EOF;
break;
case 1:
if (version != 0) {
fprintf (stderr, "unspported version received: %d", (int)version);
exit (1);
}
break;
default:
fprintf (stderr, "couldn't read creds: %s", strerror (errno));
exit (1);
}
version = 0;
switch (write (1, &version, 1)) {
case 1:
break;
default:
fprintf (stderr, "couldn't read creds: %s", strerror (errno));
exit (1);
}
status = P11_RPC_OK;
while (status == P11_RPC_OK) {
state = 0;
code = 0;
do {
status = p11_rpc_transport_read (0, &state, &code,
&options, &buffer);
} while (status == P11_RPC_AGAIN);
switch (status) {
case P11_RPC_OK:
break;
case P11_RPC_EOF:
continue;
case P11_RPC_AGAIN:
assert_not_reached ();
case P11_RPC_ERROR:
fprintf (stderr, "failed to read rpc message: %s\n", strerror (errno));
exit (1);
}
if (!p11_rpc_server_handle (&virt.funcs, &buffer, &buffer)) {
fprintf (stderr, "unexpected error handling rpc message\n");
exit (1);
}
state = 0;
options.len = 0;
do {
status = p11_rpc_transport_write (1, &state, code,
&options, &buffer);
} while (status == P11_RPC_AGAIN);
switch (status) {
case P11_RPC_OK:
break;
case P11_RPC_EOF:
case P11_RPC_AGAIN:
assert_not_reached ();
case P11_RPC_ERROR:
fprintf (stderr, "failed to write rpc message: %s\n", strerror (errno));
exit (1);
}
}
p11_buffer_uninit (&buffer);
p11_buffer_uninit (&options);
p11_dl_close (dl);
return 0;
}
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