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/*
* Copyright (c) 2020 The strace developers.
* All rights reserved.
*
* SPDX-License-Identifier: GPL-2.0-or-later
*/
#include "tests.h"
#ifdef HAVE_LINUX_TEE_H
# include <fcntl.h>
# include <stdio.h>
# include <string.h>
# include <linux/tee.h>
# include <sys/ioctl.h>
# include <sys/stat.h>
# include <sys/types.h>
# include "xlat.h"
# define NUM_PARAMS 8
# define RVAL_EBADF " = -1 EBADF (%m)\n"
# define UUID_SIZE 16
# ifndef TEE_IOCTL_PARAM_ATTR_META
# define TEE_IOCTL_PARAM_ATTR_META 0x100
# endif
# ifndef HAVE_STRUCT_TEE_IOCTL_SHM_REGISTER_FD_DATA
struct tee_ioctl_shm_register_fd_data {
__s64 fd;
__u64 size;
__u32 flags;
__u8 _pad1[4];
__u32 id;
__u8 _pad2[4];
} ATTRIBUTE_ALIGNED(8);
# endif
# ifndef HAVE_STRUCT_TEE_IOCTL_SHM_REGISTER_DATA
struct tee_ioctl_shm_register_data {
__u64 addr;
__u64 length;
__u32 flags;
__s32 id;
};
# endif
# ifndef TEE_IOC_SHM_REGISTER_FD
# define TEE_IOC_SHM_REGISTER_FD _IOWR(TEE_IOC_MAGIC, TEE_IOC_BASE + 8, \
struct tee_ioctl_shm_register_fd_data)
# endif
# ifndef TEE_IOC_SHM_REGISTER
# define TEE_IOC_SHM_REGISTER _IOWR(TEE_IOC_MAGIC, TEE_IOC_BASE + 9, \
struct tee_ioctl_shm_register_data)
# endif
typedef struct {
uint8_t b[UUID_SIZE];
} uuid_t;
# define UUID_INIT(a_, b_, c_, d0, d1, d2, d3, d4, d5, d6, d7) \
{ .b = {((a_) >> 24) & 0xff, ((a_) >> 16) & 0xff, \
((a_) >> 8) & 0xff, (a_) & 0xff, \
((b_) >> 8) & 0xff, (b_) & 0xff, \
((c_) >> 8) & 0xff, (c_) & 0xff, \
(d0), (d1), (d2), (d3), (d4), (d5), (d6), (d7)} }
# define CHK_NULL(ioctl_) \
do { \
ioctl(-1, ioctl_, NULL); \
printf("ioctl(-1, " #ioctl_ ", NULL)" RVAL_EBADF); \
} while (0)
# define CHK_BUF(ioctl_) \
do { \
ioctl(-1, ioctl_, &buf_data); \
printf("ioctl(-1, " #ioctl_ \
", {buf_len=%llu, buf_ptr=%#llx})" RVAL_EBADF, \
(unsigned long long) buf_data.buf_len, \
(unsigned long long) buf_data.buf_ptr); \
} while (0)
# define DEFINE_BUF_W_PARAMS(type_, shorthand_) \
const size_t shorthand_ ## _size = sizeof(type_) + \
NUM_PARAMS * sizeof(struct tee_ioctl_param); \
union { \
type_ shorthand_; \
uint8_t data[shorthand_ ## _size]; \
} shorthand_ ## _buf
static const unsigned long one_beef = (unsigned long) 0xcafef00ddeadbeefULL;
static const unsigned long two_beef = (unsigned long) 0xbadc0dedbadc0dedULL;
static const unsigned long red_beef = (unsigned long) 0xdefacedbeef0beefULL;
static const unsigned long blu_beef = (unsigned long) 0xfacefeedcafef00dULL;
static const uuid_t uuid_beef = UUID_INIT(0xdeadbeef, 0xcafe, 0xc0de,
0xba, 0xdc, 0x0d, 0xed,
0xfa, 0xce, 0xfe, 0xed);
static void
fill_params(struct tee_ioctl_param *params)
{
for (unsigned i = 0; i < NUM_PARAMS; i++) {
params[i].a = two_beef;
params[i].b = red_beef;
params[i].c = blu_beef;
}
params[0].attr = TEE_IOCTL_PARAM_ATTR_TYPE_NONE;
params[1].attr = TEE_IOCTL_PARAM_ATTR_TYPE_VALUE_INPUT;
params[2].attr = TEE_IOCTL_PARAM_ATTR_TYPE_VALUE_OUTPUT;
params[3].attr = TEE_IOCTL_PARAM_ATTR_TYPE_VALUE_INOUT;
params[4].attr = TEE_IOCTL_PARAM_ATTR_TYPE_MEMREF_INPUT;
params[5].attr = TEE_IOCTL_PARAM_ATTR_TYPE_MEMREF_OUTPUT;
params[6].attr = TEE_IOCTL_PARAM_ATTR_TYPE_MEMREF_INOUT;
params[7].attr = TEE_IOCTL_PARAM_ATTR_TYPE_VALUE_INPUT |
TEE_IOCTL_PARAM_ATTR_META;
}
static void
print_params(struct tee_ioctl_param *params)
{
printf("{attr=TEE_IOCTL_PARAM_ATTR_TYPE_NONE}, "
"{attr=TEE_IOCTL_PARAM_ATTR_TYPE_VALUE_INPUT, a=%#llx, b=%#llx, c=%#llx}, "
"{attr=TEE_IOCTL_PARAM_ATTR_TYPE_VALUE_OUTPUT, a=%#llx, b=%#llx, c=%#llx}, "
"{attr=TEE_IOCTL_PARAM_ATTR_TYPE_VALUE_INOUT, a=%#llx, b=%#llx, c=%#llx}, "
"{attr=TEE_IOCTL_PARAM_ATTR_TYPE_MEMREF_INPUT, shm_offs=%#llx, size=%#llx, shm_id=%llu}, "
"{attr=TEE_IOCTL_PARAM_ATTR_TYPE_MEMREF_OUTPUT, shm_offs=%#llx, size=%#llx, shm_id=%llu}, "
"{attr=TEE_IOCTL_PARAM_ATTR_TYPE_MEMREF_INOUT, shm_offs=%#llx, size=%#llx, shm_id=%llu}, "
"{attr=TEE_IOCTL_PARAM_ATTR_TYPE_VALUE_INPUT|TEE_IOCTL_PARAM_ATTR_META, a=%#llx, b=%#llx, c=%#llx}",
(unsigned long long) two_beef, (unsigned long long) red_beef,
(unsigned long long) blu_beef, (unsigned long long) two_beef,
(unsigned long long) red_beef, (unsigned long long) blu_beef,
(unsigned long long) two_beef, (unsigned long long) red_beef,
(unsigned long long) blu_beef, (unsigned long long) two_beef,
(unsigned long long) red_beef, (unsigned long long) blu_beef,
(unsigned long long) two_beef, (unsigned long long) red_beef,
(unsigned long long) blu_beef, (unsigned long long) two_beef,
(unsigned long long) red_beef, (unsigned long long) blu_beef,
(unsigned long long) two_beef, (unsigned long long) red_beef,
(unsigned long long) blu_beef
);
}
int
main(void)
{
gid_t gid;
struct tee_ioctl_cancel_arg cancel;
struct tee_ioctl_shm_alloc_data shm_alloc;
struct tee_ioctl_shm_register_data shm_register;
struct tee_ioctl_close_session_arg close_session;
struct tee_ioctl_shm_register_fd_data shm_register_fd;
struct tee_ioctl_buf_data buf_data;
struct tee_ioctl_param *params = NULL;
DEFINE_BUF_W_PARAMS(struct tee_ioctl_invoke_arg, invoke);
DEFINE_BUF_W_PARAMS(struct tee_iocl_supp_recv_arg, supp_recv);
DEFINE_BUF_W_PARAMS(struct tee_iocl_supp_send_arg, supp_send);
DEFINE_BUF_W_PARAMS(struct tee_ioctl_open_session_arg, open_session);
static const char null_path[] = "/dev/null";
int fd = open(null_path, O_RDONLY);
/* NULL as arg */
CHK_NULL(TEE_IOC_CANCEL);
CHK_NULL(TEE_IOC_INVOKE);
CHK_NULL(TEE_IOC_VERSION);
CHK_NULL(TEE_IOC_SHM_ALLOC);
CHK_NULL(TEE_IOC_SUPPL_RECV);
CHK_NULL(TEE_IOC_SUPPL_SEND);
CHK_NULL(TEE_IOC_OPEN_SESSION);
CHK_NULL(TEE_IOC_SHM_REGISTER);
CHK_NULL(TEE_IOC_CLOSE_SESSION);
/* Valid parameterless calls */
ioctl(-1, TEE_IOC_SHM_REGISTER_FD, NULL);
printf("ioctl(-1, _IOC(_IOC_READ|_IOC_WRITE, 0xa4, 0x8, 0x20), NULL)"
RVAL_EBADF);
ioctl(-1, _IOC(_IOC_NONE, 0xa4, 0xa, 0), NULL);
printf("ioctl(-1, _IOC(_IOC_NONE, 0xa4, 0xa, 0), 0)" RVAL_EBADF);
cancel.cancel_id = (uint32_t) one_beef;
cancel.session = (uint32_t) two_beef;
ioctl(-1, TEE_IOC_CANCEL, &cancel);
printf("ioctl(-1, TEE_IOC_CANCEL, {cancel_id=%u, session=%#x})" RVAL_EBADF,
(uint32_t) one_beef, (uint32_t) two_beef);
close_session.session = (uint32_t) red_beef;
ioctl(-1, TEE_IOC_CLOSE_SESSION, &close_session);
printf("ioctl(-1, TEE_IOC_CLOSE_SESSION, {session=%#x})" RVAL_EBADF,
(uint32_t) red_beef);
shm_alloc.size = one_beef;
shm_alloc.flags = TEE_IOCTL_SHM_MAPPED | TEE_IOCTL_SHM_DMA_BUF | 0x80;
ioctl(-1, TEE_IOC_SHM_ALLOC, &shm_alloc);
printf("ioctl(-1, TEE_IOC_SHM_ALLOC, {size=%#llx, "
"flags=TEE_IOCTL_SHM_MAPPED|TEE_IOCTL_SHM_DMA_BUF|0x80})" RVAL_EBADF,
(unsigned long long) one_beef);
shm_register.addr = red_beef;
shm_register.length = blu_beef;
shm_register.flags = TEE_IOCTL_SHM_MAPPED | 0x80;
ioctl(-1, TEE_IOC_SHM_REGISTER, &shm_register);
printf("ioctl(-1, TEE_IOC_SHM_REGISTER, {addr=%#llx, length=%#llx, "
"flags=TEE_IOCTL_SHM_MAPPED|0x80})" RVAL_EBADF,
(unsigned long long) red_beef,
(unsigned long long) blu_beef);
if (fd >= 0) {
shm_register_fd.fd = fd;
shm_register_fd.flags = TEE_IOCTL_SHM_DMA_BUF;
ioctl(-1, TEE_IOC_SHM_REGISTER_FD, &shm_register_fd);
printf("ioctl(-1, _IOC(_IOC_READ|_IOC_WRITE, 0xa4, 0x8, 0x20), "
"{fd=%d, flags=TEE_IOCTL_SHM_DMA_BUF})" RVAL_EBADF, fd);
}
/* Beef in buf_data */
buf_data.buf_ptr = one_beef;
buf_data.buf_len = two_beef;
CHK_BUF(TEE_IOC_INVOKE);
CHK_BUF(TEE_IOC_OPEN_SESSION);
CHK_BUF(TEE_IOC_SUPPL_RECV);
CHK_BUF(TEE_IOC_SUPPL_SEND);
/* Valid calls with parameters */
invoke_buf.invoke.func = (uint32_t) one_beef;
invoke_buf.invoke.session = (uint32_t) two_beef;
invoke_buf.invoke.cancel_id = (uint32_t) red_beef;
invoke_buf.invoke.num_params = NUM_PARAMS;
params = (struct tee_ioctl_param *)(&invoke_buf.invoke + 1);
fill_params(params);
buf_data.buf_ptr = (uintptr_t) &invoke_buf;
buf_data.buf_len = invoke_size;
ioctl(-1, TEE_IOC_INVOKE, &buf_data);
printf("ioctl(-1, TEE_IOC_INVOKE, {buf_len=%llu, "
"buf_ptr={func=%u, session=%#x, cancel_id=%u, "
"num_params=%u, params=[",
(unsigned long long) buf_data.buf_len,
(uint32_t) one_beef, (uint32_t) two_beef,
(uint32_t) red_beef, NUM_PARAMS);
print_params(params);
printf("]}})" RVAL_EBADF);
open_session_buf.open_session.clnt_login = TEE_IOCTL_LOGIN_PUBLIC;
gid = (gid_t) blu_beef;
memcpy(&open_session_buf.open_session.clnt_uuid, &gid, sizeof(gid_t));
memcpy(&open_session_buf.open_session.uuid, &uuid_beef, UUID_SIZE);
open_session_buf.open_session.cancel_id = (uint32_t) red_beef;
open_session_buf.open_session.num_params = NUM_PARAMS;
params = (struct tee_ioctl_param *)(&open_session_buf.open_session + 1);
fill_params(params);
buf_data.buf_ptr = (uintptr_t) &open_session_buf;
buf_data.buf_len = open_session_size;
ioctl(-1, TEE_IOC_OPEN_SESSION, &buf_data);
printf("ioctl(-1, TEE_IOC_OPEN_SESSION, {buf_len=%llu, "
"buf_ptr={uuid=deadbeef-cafe-c0de-badc-0dedfacefeed, "
"clnt_login=TEE_IOCTL_LOGIN_PUBLIC, "
"cancel_id=%u, "
"num_params=%u, params=[",
(unsigned long long) buf_data.buf_len,
(uint32_t) red_beef, NUM_PARAMS);
print_params(params);
printf("]}})" RVAL_EBADF);
/* All the login types */
open_session_buf.open_session.clnt_login = TEE_IOCTL_LOGIN_USER;
ioctl(-1, TEE_IOC_OPEN_SESSION, &buf_data);
printf("ioctl(-1, TEE_IOC_OPEN_SESSION, {buf_len=%llu, "
"buf_ptr={uuid=deadbeef-cafe-c0de-badc-0dedfacefeed, "
"clnt_login=TEE_IOCTL_LOGIN_USER, "
"cancel_id=%u, "
"num_params=%u, params=[",
(unsigned long long) buf_data.buf_len,
(uint32_t) red_beef, NUM_PARAMS);
print_params(params);
printf("]}})" RVAL_EBADF);
open_session_buf.open_session.clnt_login = TEE_IOCTL_LOGIN_GROUP;
ioctl(-1, TEE_IOC_OPEN_SESSION, &buf_data);
printf("ioctl(-1, TEE_IOC_OPEN_SESSION, {buf_len=%llu, "
"buf_ptr={uuid=deadbeef-cafe-c0de-badc-0dedfacefeed, "
"clnt_login=TEE_IOCTL_LOGIN_GROUP, "
"clnt_uuid=%u, cancel_id=%u, "
"num_params=%u, params=[",
(unsigned long long) buf_data.buf_len,
gid, (uint32_t) red_beef, NUM_PARAMS);
print_params(params);
printf("]}})" RVAL_EBADF);
open_session_buf.open_session.clnt_login = TEE_IOCTL_LOGIN_APPLICATION;
ioctl(-1, TEE_IOC_OPEN_SESSION, &buf_data);
printf("ioctl(-1, TEE_IOC_OPEN_SESSION, {buf_len=%llu, "
"buf_ptr={uuid=deadbeef-cafe-c0de-badc-0dedfacefeed, "
"clnt_login=TEE_IOCTL_LOGIN_APPLICATION, "
"cancel_id=%u, "
"num_params=%u, params=[",
(unsigned long long) buf_data.buf_len,
(uint32_t) red_beef, NUM_PARAMS);
print_params(params);
printf("]}})" RVAL_EBADF);
open_session_buf.open_session.clnt_login = TEE_IOCTL_LOGIN_USER_APPLICATION;
ioctl(-1, TEE_IOC_OPEN_SESSION, &buf_data);
printf("ioctl(-1, TEE_IOC_OPEN_SESSION, {buf_len=%llu, "
"buf_ptr={uuid=deadbeef-cafe-c0de-badc-0dedfacefeed, "
"clnt_login=TEE_IOCTL_LOGIN_USER_APPLICATION, "
"cancel_id=%u, "
"num_params=%u, params=[",
(unsigned long long) buf_data.buf_len,
(uint32_t) red_beef, NUM_PARAMS);
print_params(params);
printf("]}})" RVAL_EBADF);
open_session_buf.open_session.clnt_login = TEE_IOCTL_LOGIN_GROUP_APPLICATION;
ioctl(-1, TEE_IOC_OPEN_SESSION, &buf_data);
printf("ioctl(-1, TEE_IOC_OPEN_SESSION, {buf_len=%llu, "
"buf_ptr={uuid=deadbeef-cafe-c0de-badc-0dedfacefeed, "
"clnt_login=TEE_IOCTL_LOGIN_GROUP_APPLICATION, "
"clnt_uuid=%u, cancel_id=%u, "
"num_params=%u, params=[",
(unsigned long long) buf_data.buf_len,
gid, (uint32_t) red_beef, NUM_PARAMS);
print_params(params);
printf("]}})" RVAL_EBADF);
open_session_buf.open_session.clnt_login = 0xff;
ioctl(-1, TEE_IOC_OPEN_SESSION, &buf_data);
printf("ioctl(-1, TEE_IOC_OPEN_SESSION, {buf_len=%llu, "
"buf_ptr={uuid=deadbeef-cafe-c0de-badc-0dedfacefeed, "
"clnt_login=%#x /* TEE_IOCTL_LOGIN_??? */, "
"clnt_uuid=[", (unsigned long long) buf_data.buf_len,
open_session_buf.open_session.clnt_login);
for (unsigned i = 0; i < UUID_SIZE; i++) {
if (i > 0)
printf(", ");
printf("%#x", open_session_buf.open_session.clnt_uuid[i]);
}
printf("], cancel_id=%u, "
"num_params=%u, params=[",
(uint32_t) red_beef, NUM_PARAMS);
print_params(params);
printf("]}})" RVAL_EBADF);
supp_recv_buf.supp_recv.func = (uint32_t) blu_beef;
supp_recv_buf.supp_recv.num_params = NUM_PARAMS;
params = (struct tee_ioctl_param *)(&supp_recv_buf.supp_recv + 1);
fill_params(params);
buf_data.buf_ptr = (uintptr_t) &supp_recv_buf;
buf_data.buf_len = supp_recv_size;
ioctl(-1, TEE_IOC_SUPPL_RECV, &buf_data);
printf("ioctl(-1, TEE_IOC_SUPPL_RECV, {buf_len=%llu, "
"buf_ptr={func=%u, "
"num_params=%u, params=[",
(unsigned long long) buf_data.buf_len,
(uint32_t) blu_beef, NUM_PARAMS);
print_params(params);
printf("]}})" RVAL_EBADF);
supp_send_buf.supp_send.num_params = NUM_PARAMS;
params = (struct tee_ioctl_param *)(&supp_send_buf.supp_send + 1);
fill_params(params);
buf_data.buf_ptr = (uintptr_t) &supp_send_buf;
buf_data.buf_len = supp_send_size;
ioctl(-1, TEE_IOC_SUPPL_SEND, &buf_data);
printf("ioctl(-1, TEE_IOC_SUPPL_SEND, {buf_len=%llu, "
"buf_ptr={num_params=%u, params=[",
(unsigned long long) buf_data.buf_len,
NUM_PARAMS);
print_params(params);
printf("]}})" RVAL_EBADF);
/* Valid buf, but unmatching num_params */
invoke_buf.invoke.num_params = 0;
supp_recv_buf.supp_recv.num_params = 0;
supp_send_buf.supp_send.num_params = 0;
open_session_buf.open_session.num_params = 0;
buf_data.buf_ptr = (uintptr_t) &invoke_buf;
buf_data.buf_len = invoke_size;
CHK_BUF(TEE_IOC_INVOKE);
buf_data.buf_ptr = (uintptr_t) &open_session_buf;
buf_data.buf_len = open_session_size;
CHK_BUF(TEE_IOC_OPEN_SESSION);
buf_data.buf_ptr = (uintptr_t) &supp_recv_buf;
buf_data.buf_len = supp_recv_size;
CHK_BUF(TEE_IOC_SUPPL_RECV);
buf_data.buf_ptr = (uintptr_t) &supp_send_buf;
buf_data.buf_len = supp_send_size;
CHK_BUF(TEE_IOC_SUPPL_SEND);
invoke_buf.invoke.num_params = NUM_PARAMS;
supp_recv_buf.supp_recv.num_params = NUM_PARAMS;
supp_send_buf.supp_send.num_params = NUM_PARAMS;
open_session_buf.open_session.num_params = NUM_PARAMS;
/* Invalid buf_len */
buf_data.buf_len = 0;
CHK_BUF(TEE_IOC_INVOKE);
CHK_BUF(TEE_IOC_OPEN_SESSION);
CHK_BUF(TEE_IOC_SUPPL_RECV);
CHK_BUF(TEE_IOC_SUPPL_SEND);
buf_data.buf_len = (unsigned long long) -1;
CHK_BUF(TEE_IOC_INVOKE);
CHK_BUF(TEE_IOC_OPEN_SESSION);
CHK_BUF(TEE_IOC_SUPPL_RECV);
CHK_BUF(TEE_IOC_SUPPL_SEND);
/* Valid buf_len, invalid buf_ptr */
buf_data.buf_ptr = one_beef;
buf_data.buf_len = invoke_size;
CHK_BUF(TEE_IOC_INVOKE);
buf_data.buf_len = open_session_size;
CHK_BUF(TEE_IOC_OPEN_SESSION);
buf_data.buf_len = supp_recv_size;
CHK_BUF(TEE_IOC_SUPPL_RECV);
buf_data.buf_len = supp_send_size;
CHK_BUF(TEE_IOC_SUPPL_SEND);
puts("+++ exited with 0 +++");
return 0;
}
#else /* !HAVE_LINUX_TEE_H */
SKIP_MAIN_UNDEFINED("HAVE_LINUX_TEE_H")
#endif /* HAVE_LINUX_TEE_H */
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