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/*
* Copyright (c) 2017 JingPiao Chen <chenjingpiao@gmail.com>
* Copyright (c) 2017-2021 The strace developers.
* All rights reserved.
*
* SPDX-License-Identifier: GPL-2.0-or-later
*/
#include "tests.h"
#include <stdio.h>
#include <unistd.h>
#include <sys/socket.h>
#include <linux/cryptouser.h>
#include "test_netlink.h"
#define XLAT_MACROS_ONLY
# include "xlat/netlink_protocols.h"
#undef XLAT_MACROS_ONLY
static void
test_nlmsg_type(const int fd)
{
long rc;
struct nlmsghdr nlh = {
.nlmsg_len = sizeof(nlh),
.nlmsg_type = CRYPTO_MSG_NEWALG,
.nlmsg_flags = NLM_F_REQUEST,
};
rc = sendto(fd, &nlh, sizeof(nlh), MSG_DONTWAIT, NULL, 0);
printf("sendto(%d, {nlmsg_len=%u, nlmsg_type=CRYPTO_MSG_NEWALG"
", nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}"
", %u, MSG_DONTWAIT, NULL, 0) = %s\n",
fd, nlh.nlmsg_len, (unsigned) sizeof(nlh), sprintrc(rc));
}
static void
test_nlmsg_flags(const int fd)
{
long rc;
struct nlmsghdr nlh = {
.nlmsg_len = sizeof(nlh),
};
nlh.nlmsg_type = CRYPTO_MSG_GETALG;
nlh.nlmsg_flags = NLM_F_REQUEST | NLM_F_DUMP;
rc = sendto(fd, &nlh, sizeof(nlh), MSG_DONTWAIT, NULL, 0);
printf("sendto(%d, {nlmsg_len=%u, nlmsg_type=CRYPTO_MSG_GETALG"
", nlmsg_flags=NLM_F_REQUEST|NLM_F_DUMP, nlmsg_seq=0"
", nlmsg_pid=0}, %u, MSG_DONTWAIT, NULL, 0) = %s\n",
fd, nlh.nlmsg_len, (unsigned) sizeof(nlh), sprintrc(rc));
nlh.nlmsg_type = CRYPTO_MSG_NEWALG;
nlh.nlmsg_flags = NLM_F_ECHO | NLM_F_REPLACE;
rc = sendto(fd, &nlh, sizeof(nlh), MSG_DONTWAIT, NULL, 0);
printf("sendto(%d, {nlmsg_len=%u, nlmsg_type=CRYPTO_MSG_NEWALG"
", nlmsg_flags=NLM_F_ECHO|NLM_F_REPLACE, nlmsg_seq=0"
", nlmsg_pid=0}, %u, MSG_DONTWAIT, NULL, 0) = %s\n",
fd, nlh.nlmsg_len, (unsigned) sizeof(nlh), sprintrc(rc));
nlh.nlmsg_type = CRYPTO_MSG_DELALG;
nlh.nlmsg_flags = NLM_F_ECHO | NLM_F_NONREC;
rc = sendto(fd, &nlh, sizeof(nlh), MSG_DONTWAIT, NULL, 0);
printf("sendto(%d, {nlmsg_len=%u, nlmsg_type=CRYPTO_MSG_DELALG"
", nlmsg_flags=NLM_F_ECHO|NLM_F_NONREC, nlmsg_seq=0"
", nlmsg_pid=0}, %u, MSG_DONTWAIT, NULL, 0) = %s\n",
fd, nlh.nlmsg_len, (unsigned) sizeof(nlh), sprintrc(rc));
nlh.nlmsg_type = CRYPTO_MSG_UPDATEALG;
nlh.nlmsg_flags = NLM_F_REPLACE;
rc = sendto(fd, &nlh, sizeof(nlh), MSG_DONTWAIT, NULL, 0);
printf("sendto(%d, {nlmsg_len=%u, nlmsg_type=CRYPTO_MSG_UPDATEALG"
", nlmsg_flags=%#x /* NLM_F_??? */, nlmsg_seq=0, nlmsg_pid=0}"
", %u, MSG_DONTWAIT, NULL, 0) = %s\n",
fd, nlh.nlmsg_len, NLM_F_REPLACE,
(unsigned) sizeof(nlh), sprintrc(rc));
}
static void
test_crypto_msg_newalg(const int fd)
{
struct crypto_user_alg alg = {
.cru_name = "abcd",
.cru_driver_name = "efgh",
.cru_module_name = "dcba",
.cru_type = 0xabcdfabc,
.cru_mask = 0xfedabacd,
.cru_refcnt = 0xbcacfacd,
.cru_flags = 0xefacdbad
};
void *const nlh0 = midtail_alloc(NLMSG_HDRLEN, sizeof(alg));
TEST_NETLINK_OBJECT_EX(fd, nlh0,
CRYPTO_MSG_NEWALG, NLM_F_REQUEST,
alg, print_quoted_memory,
printf("{cru_name=\"abcd\""
", cru_driver_name=\"efgh\""
", cru_module_name=\"dcba\"");
printf(", ");
PRINT_FIELD_X(alg, cru_type);
printf(", ");
PRINT_FIELD_X(alg, cru_mask);
printf(", ");
PRINT_FIELD_U(alg, cru_refcnt);
printf(", ");
PRINT_FIELD_X(alg, cru_flags);
printf("}"));
fill_memory_ex(alg.cru_name, sizeof(alg.cru_name), '0', 10);
fill_memory_ex(alg.cru_driver_name, sizeof(alg.cru_driver_name),
'a', 'z' - 'a' + 1);
fill_memory_ex(alg.cru_module_name, sizeof(alg.cru_module_name),
'A', 'Z' - 'A' + 1);
TEST_NETLINK_OBJECT_EX(fd, nlh0,
CRYPTO_MSG_NEWALG, NLM_F_REQUEST,
alg, print_quoted_memory,
printf("{cru_name=");
print_quoted_memory(alg.cru_name,
sizeof(alg.cru_name) - 1);
printf("..., cru_driver_name=");
print_quoted_memory(alg.cru_driver_name,
sizeof(alg.cru_driver_name) - 1);
printf("..., cru_module_name=");
print_quoted_memory(alg.cru_module_name,
sizeof(alg.cru_module_name) - 1);
printf("..., ");
PRINT_FIELD_X(alg, cru_type);
printf(", ");
PRINT_FIELD_X(alg, cru_mask);
printf(", ");
PRINT_FIELD_U(alg, cru_refcnt);
printf(", ");
PRINT_FIELD_X(alg, cru_flags);
printf("}"));
}
static void
test_crypto_msg_unspec(const int fd)
{
void *const nlh0 = midtail_alloc(NLMSG_HDRLEN, 4);
TEST_NETLINK_(fd, nlh0,
0xffff, "0xffff /* CRYPTO_MSG_??? */",
NLM_F_REQUEST, "NLM_F_REQUEST",
4, "abcd", 4, printf("\"\\x61\\x62\\x63\\x64\""));
}
int
main(void)
{
skip_if_unavailable("/proc/self/fd/");
int fd = create_nl_socket(NETLINK_CRYPTO);
test_nlmsg_type(fd);
test_nlmsg_flags(fd);
test_crypto_msg_newalg(fd);
test_crypto_msg_unspec(fd);
printf("+++ exited with 0 +++\n");
return 0;
}
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