/* Test StatefulSkip */
static void StatefulSkipTest(void) {
MemcpyState s;
char buf[128];
/* Small skip */
StatefulInit(&s, buf, 128);
TEST_PTR_EQ(&s, StatefulSkip(&s, 5), "StatefulSkip(5) retval");
TEST_EQ(128 - 5, s.remaining_len, "StatefulSkip(5) len");
TEST_PTR_EQ(buf + 5, s.remaining_buf, "StatefulSkip(5) buf");
TEST_EQ(0, s.overrun, "StatefulSkip(5) overrun");
/* Use entire buffer */
StatefulInit(&s, buf, 128);
TEST_PTR_EQ(&s, StatefulSkip(&s, 128), "StatefulSkip(all) retval");
TEST_EQ(0, s.remaining_len, "StatefulSkip(all) len");
TEST_PTR_EQ(buf + 128, s.remaining_buf, "StatefulSkip(all) buf");
TEST_EQ(0, s.overrun, "StatefulSkip(all) overrun");
/* Zero-length skip is ok (but meaningless) */
TEST_PTR_EQ(&s, StatefulSkip(&s, 0), "StatefulSkip(0) retval");
TEST_EQ(0, s.remaining_len, "StatefulSkip(0) len");
TEST_PTR_EQ(buf + 128, s.remaining_buf, "StatefulSkip(0) buf");
TEST_EQ(0, s.overrun, "StatefulSkip(0) overrun");
/* Can't use even one byte past that */
TEST_PTR_EQ(NULL, StatefulSkip(&s, 1), "StatefulSkip(+1) retval");
TEST_EQ(0, s.remaining_len, "StatefulSkip(+1) len");
TEST_EQ(1, s.overrun, "StatefulSkip(+1) overrun");
/* Overrun */
StatefulInit(&s, buf, 128);
TEST_PTR_EQ(NULL, StatefulSkip(&s, 256), "StatefulSkip(256) retval");
TEST_EQ(1, s.overrun, "StatefulSkip(256) overrun");
/* Once overrun, always overrun, even if we now ask for a small skip */
TEST_PTR_EQ(NULL, StatefulSkip(&s, 1), "StatefulSkip(256+1) retval");
TEST_EQ(1, s.overrun, "StatefulSkip(256+1) overrun");
/* Overrun with potential wraparound */
StatefulInit(&s, buf, 128);
TEST_PTR_EQ(NULL, StatefulSkip(&s, -1), "StatefulSkip(-1) retval");
TEST_EQ(1, s.overrun, "StatefulSkip(-1) overrun");
}
static void VbRegionReadTest(void) {
/* Should read GBB */
ResetMocks();
TEST_TRUE(1, "Normal call");
TEST_EQ(VbSelectFirmware(&cparams, &fparams), VBERROR_SUCCESS,
" Success");
TEST_EQ(mock_seen_region, 1 << VB_REGION_GBB, " GBB region");
TEST_PTR_EQ(cparams.gbb, NULL, " GBB free");
ResetMocks();
TEST_EQ(VbSelectAndLoadKernel(&cparams, &kparams),
VBERROR_NO_DISK_FOUND, "Kernel");
TEST_PTR_EQ(cparams.gbb, NULL, " GBB free");
TEST_PTR_EQ(cparams.bmp, NULL, " BMP free");
ResetMocks();
shared->flags |= VBSD_BOOT_DEV_SWITCH_ON;
TEST_EQ(VbSelectAndLoadKernel(&cparams, &kparams),
VBERROR_NO_DISK_FOUND, "Kernel");
}
/* Test StatefulInit */
static void StatefulInitTest(void) {
MemcpyState s;
char buf[128];
memset(&s, 0, sizeof(s));
s.overrun = 1;
StatefulInit(&s, buf, 128);
TEST_EQ(0, s.overrun, "StatefulInit() overrun");
TEST_EQ(128, s.remaining_len, "StatefulInit() len");
TEST_PTR_EQ(buf, s.remaining_buf, "StatefulInit() buf");
}
static void VbTryLoadKernelTest(void)
{
int i;
int num_tests = sizeof(test) / sizeof(test[0]);
for (i = 0; i < num_tests; i++) {
printf("Test case: %s ...\n", test[i].name);
ResetMocks(i);
TEST_EQ(VbTryLoadKernel(0, &lkparams, test[i].want_flags),
t->expected_return_val, " return value");
TEST_EQ(got_recovery_request_val,
t->expected_recovery_request_val, " recovery_request");
if (t->expected_to_find_disk != DONT_CARE) {
TEST_PTR_EQ(got_find_disk, t->expected_to_find_disk,
" find disk");
TEST_PTR_EQ(got_load_disk, t->expected_to_load_disk,
" load disk");
}
TEST_EQ(got_external_mismatch, 0, " external GPT errors");
}
}
/**
* Test assorted tlcl functions
*/
static void TlclTest(void)
{
uint8_t buf[32], buf2[32];
ResetMocks();
TEST_EQ(TlclLibInit(), VBERROR_SUCCESS, "Init");
ResetMocks();
mock_retval = VBERROR_SIMULATED;
TEST_EQ(TlclLibInit(), mock_retval, "Init bad");
ResetMocks();
TEST_EQ(TlclLibClose(), VBERROR_SUCCESS, "Close");
ResetMocks();
mock_retval = VBERROR_SIMULATED;
TEST_EQ(TlclLibClose(), mock_retval, "Close bad");
ResetMocks();
ToTpmUint32(buf + 2, 123);
TEST_EQ(TlclPacketSize(buf), 123, "TlclPacketSize");
ResetMocks();
ToTpmUint32(buf + 2, 10);
TEST_EQ(TlclSendReceive(buf, buf2, sizeof(buf2)), 0, "SendReceive");
TEST_PTR_EQ(calls[0].req, buf, "SendReceive req ptr");
TEST_EQ(calls[0].req_size, 10, "SendReceive size");
ResetMocks();
calls[0].retval = VBERROR_SIMULATED;
ToTpmUint32(buf + 2, 10);
TEST_EQ(TlclSendReceive(buf, buf2, sizeof(buf2)), VBERROR_SIMULATED,
"SendReceive fail");
ResetMocks();
SetResponse(0, 123, 10);
ToTpmUint32(buf + 2, 10);
TEST_EQ(TlclSendReceive(buf, buf2, sizeof(buf2)), 123,
"SendReceive error response");
// TODO: continue self test (if needed or doing)
// TODO: then retry doing self test
}
static void keyblock_tests(const char *keys_dir)
{
struct vb2_public_key *pubk2048, *pubk4096, *pubk8192, pubkhash;
struct vb2_private_key *prik4096, *prik8192;
struct vb2_packed_key *pak, *pakgood;
struct vb2_keyblock *kb;
const struct vb2_private_key *prikhash;
const struct vb2_private_key *prik[2];
char fname[1024];
const char test_desc[] = "Test keyblock";
uint8_t workbuf[VB2_KEY_BLOCK_VERIFY_WORKBUF_BYTES]
__attribute__ ((aligned (VB2_WORKBUF_ALIGN)));
struct vb2_workbuf wb;
vb2_workbuf_init(&wb, workbuf, sizeof(workbuf));
/* Read keys */
sprintf(fname, "%s/key_rsa2048.keyb", keys_dir);
TEST_SUCC(vb2_public_key_read_keyb(&pubk2048, fname),
"Read public key 2");
vb2_public_key_set_desc(pubk2048, "Test RSA2048 public key");
pubk2048->hash_alg = VB2_HASH_SHA256;
sprintf(fname, "%s/key_rsa4096.keyb", keys_dir);
TEST_SUCC(vb2_public_key_read_keyb(&pubk4096, fname),
"Read public key 1");
vb2_public_key_set_desc(pubk4096, "Test RSA4096 public key");
pubk4096->hash_alg = VB2_HASH_SHA256;
sprintf(fname, "%s/key_rsa8192.keyb", keys_dir);
TEST_SUCC(vb2_public_key_read_keyb(&pubk8192, fname),
"Read public key 2");
vb2_public_key_set_desc(pubk8192, "Test RSA8192 public key");
pubk8192->hash_alg = VB2_HASH_SHA512;
sprintf(fname, "%s/key_rsa4096.pem", keys_dir);
TEST_SUCC(vb2_private_key_read_pem(&prik4096, fname),
"Read private key 2");
vb2_private_key_set_desc(prik4096, "Test RSA4096 private key");
prik4096->sig_alg = VB2_SIG_RSA4096;
prik4096->hash_alg = VB2_HASH_SHA256;
sprintf(fname, "%s/key_rsa8192.pem", keys_dir);
TEST_SUCC(vb2_private_key_read_pem(&prik8192, fname),
"Read private key 1");
vb2_private_key_set_desc(prik8192, "Test RSA8192 private key");
prik8192->sig_alg = VB2_SIG_RSA8192;
prik8192->hash_alg = VB2_HASH_SHA512;
TEST_SUCC(vb2_private_key_hash(&prikhash, VB2_HASH_SHA512),
"Create private hash key");
TEST_SUCC(vb2_public_key_hash(&pubkhash, VB2_HASH_SHA512),
"Create public hash key");
TEST_SUCC(vb2_public_key_pack(&pakgood, pubk2048), "Test packed key");
/* Sign a keyblock with one key */
prik[0] = prik4096;
TEST_SUCC(vb2_keyblock_create(&kb, pubk2048, prik, 1, 0x1234, NULL),
"Keyblock single");
TEST_PTR_NEQ(kb, NULL, " kb_ptr");
TEST_SUCC(vb2_verify_keyblock(kb, kb->c.total_size, pubk4096, &wb),
" verify");
TEST_EQ(strcmp(vb2_common_desc(kb), pubk2048->desc), 0, " desc");
TEST_EQ(kb->flags, 0x1234, " flags");
pak = (struct vb2_packed_key *)((uint8_t *)kb + kb->key_offset);
TEST_EQ(0, memcmp(pak, pakgood, pakgood->c.total_size), " data key");
free(kb);
/* Sign a keyblock with two keys */
prik[0] = prik8192;
prik[1] = prikhash;
TEST_SUCC(vb2_keyblock_create(&kb, pubk4096, prik, 2, 0, test_desc),
"Keyblock multiple");
TEST_SUCC(vb2_verify_keyblock(kb, kb->c.total_size, pubk8192, &wb),
" verify 1");
TEST_SUCC(vb2_verify_keyblock(kb, kb->c.total_size, &pubkhash, &wb),
" verify 2");
TEST_EQ(strcmp(vb2_common_desc(kb), test_desc), 0, " desc");
TEST_EQ(kb->flags, 0, " flags");
free(kb);
/* Test errors */
prik[0] = prik8192;
prik8192->hash_alg = VB2_HASH_INVALID;
TEST_EQ(vb2_keyblock_create(&kb, pubk4096, prik, 1, 0, NULL),
VB2_KEYBLOCK_CREATE_SIG_SIZE, "Keyblock bad sig size");
TEST_PTR_EQ(kb, NULL, " kb_ptr");
prik[0] = prik4096;
pubk4096->sig_alg = VB2_SIG_INVALID;
TEST_EQ(vb2_keyblock_create(&kb, pubk4096, prik, 1, 0, NULL),
VB2_KEYBLOCK_CREATE_DATA_KEY, "Keyblock bad data key");
/* Free keys */
free(pakgood);
vb2_public_key_free(pubk2048);
vb2_public_key_free(pubk4096);
vb2_public_key_free(pubk8192);
vb2_private_key_free(prik4096);
vb2_private_key_free(prik8192);
}
/* Test StatefulMemset_r */
static void StatefulMemset_rTest(void) {
MemcpyState s;
char buf[129];
char want[129];
memset(want, 0, sizeof(want));
memset(buf, 0, sizeof(buf));
/* Small sets */
StatefulInit(&s, buf, 128);
TEST_PTR_EQ(&s, StatefulMemset_r(&s, 'A', 5), "StatefulMemset_r(5) retval");
TEST_EQ(128 - 5, s.remaining_len, "StatefulMemset_r(5) len");
TEST_PTR_EQ(buf + 5, s.remaining_buf, "StatefulMemset_r(5) buf");
/* Using strcmp() is a convenient way to check that we didn't
* overwrite the 0-byte following what we expected to set. */
TEST_EQ(0, strcmp("AAAAA", buf), "StatefulMemset_r(5) contents");
TEST_EQ(0, s.overrun, "StatefulMemset_r(5) overrun");
TEST_PTR_EQ(&s, StatefulMemset_r(&s, 'B', 3), "StatefulMemset_r(3) retval");
TEST_EQ(0, strcmp("AAAAABBB", buf), "StatefulMemset_r(3) contents");
/* Use entire buffer */
StatefulInit(&s, buf, 128);
TEST_PTR_EQ(&s, StatefulMemset_r(&s, 'C', 128),
"StatefulMemset_r(all) retval");
TEST_EQ(0, s.remaining_len, "StatefulMemset_r(all) len");
TEST_PTR_EQ(buf + 128, s.remaining_buf, "StatefulMemset_r(all) buf");
TEST_EQ(0, s.overrun, "StatefulMemset_r(all) overrun");
memset(want, 'C', 128);
TEST_EQ(0, memcmp(want, buf, sizeof(want)), "StatefulMemset_r(all) contents");
/* Zero-length set is ok (but meaningless) */
TEST_PTR_EQ(&s, StatefulMemset_r(&s, 'D', 0), "StatefulMemset_r(0) retval");
TEST_EQ(0, s.remaining_len, "StatefulMemset_r(0) len");
TEST_PTR_EQ(buf + 128, s.remaining_buf, "StatefulMemset_r(0) buf");
TEST_EQ(0, s.overrun, "StatefulMemset_r(0) overrun");
TEST_EQ(0, memcmp(want, buf, sizeof(want)), "StatefulMemset_r(0) contents");
/* Can't use even one byte past that */
TEST_PTR_EQ(NULL, StatefulMemset_r(&s, 'E', 1),
"StatefulMemset_r(+1) retval");
TEST_EQ(0, s.remaining_len, "StatefulMemset_r(+1) len");
TEST_EQ(1, s.overrun, "StatefulMemset_r(+1) overrun");
TEST_EQ(0, memcmp(want, buf, sizeof(want)), "StatefulMemset_r(+1) contents");
/* Overrun */
StatefulInit(&s, buf, 128);
TEST_PTR_EQ(NULL, StatefulMemset_r(&s, 'F', 256),
"StatefulMemset_r(256) retval");
TEST_EQ(1, s.overrun, "StatefulMemset_r(256) overrun");
/* Once overrun, always overrun, even if we now ask for a small skip */
TEST_PTR_EQ(NULL, StatefulMemset_r(&s, 'G', 1),
"StatefulMemset_r(256+1) retval");
TEST_EQ(1, s.overrun, "StatefulMemset_r(256+1) overrun");
TEST_EQ(0, memcmp(want, buf, sizeof(want)), "StatefulMemset_r(+1) contents");
/* Overrun with potential wraparound */
StatefulInit(&s, buf, 128);
TEST_PTR_EQ(NULL, StatefulMemset_r(&s, 'H', -1),
"StatefulMemset_r(-1) retval");
TEST_EQ(1, s.overrun, "StatefulMemset_r(-1) overrun");
TEST_EQ(0, memcmp(want, buf, sizeof(want)), "StatefulMemset_r(+1) contents");
}
/* Test StatefulMemcpy */
static void StatefulMemcpyTest(void) {
MemcpyState s;
char buf[129];
char want[129];
char* src1 = "ThisIsATest";
char* src2 = "ThisIsOnlyATest";
memset(want, 0, sizeof(want));
memset(buf, 0, sizeof(buf));
/* Small copies */
StatefulInit(&s, src1, 12);
TEST_PTR_EQ(buf, StatefulMemcpy(&s, buf, 6), "StatefulMemcpy(6) retval");
TEST_EQ(6, s.remaining_len, "StatefulMemcpy(6) len");
TEST_PTR_EQ(src1 + 6, s.remaining_buf, "StatefulMemcpy(6) buf");
/* Using strcmp() is a convenient way to check that we didn't
* overwrite the 0-byte following what we expected to copy. */
TEST_EQ(0, strcmp("ThisIs", buf), "StatefulMemcpy(6) contents");
TEST_EQ(0, s.overrun, "StatefulMemcpy(6) overrun");
TEST_PTR_EQ(buf, StatefulMemcpy(&s, buf, 5), "StatefulMemcpy(5) retval");
/* Note that we shouldn't have copied the last byte out of the
* stateful buffer, so we don't overwrite the last character of the
* string that was in buf. */
TEST_EQ(0, strcmp("ATests", buf), "StatefulMemcpy(5) contents");
/* Use entire buffer */
memset(buf, 1, sizeof(buf));
StatefulInit(&s, src2, 16);
TEST_PTR_EQ(buf, StatefulMemcpy(&s, buf, 16), "StatefulMemcpy(all) retval");
TEST_EQ(0, s.remaining_len, "StatefulMemcpy(all) len");
TEST_PTR_EQ(src2 + 16, s.remaining_buf, "StatefulMemcpy(all) buf");
TEST_EQ(0, s.overrun, "StatefulMemcpy(all) overrun");
TEST_EQ(0, strcmp(src2, buf), "StatefulMemcpy(all) contents");
/* Zero-length copy is ok (but meaningless) */
TEST_PTR_EQ(buf, StatefulMemcpy(&s, buf, 0),
"StatefulMemcpy(0) retval");
TEST_EQ(0, s.remaining_len, "StatefulMemcpy(0) len");
TEST_PTR_EQ(src2 + 16, s.remaining_buf, "StatefulMemcpy(0) buf");
TEST_EQ(0, s.overrun, "StatefulMemcpy(0) overrun");
TEST_EQ(0, strcmp(src2, buf), "StatefulMemcpy(0) contents");
/* Can't use even one byte past that */
TEST_PTR_EQ(NULL, StatefulMemcpy(&s, buf, 1),
"StatefulMemcpy(+1) retval");
TEST_EQ(0, s.remaining_len, "StatefulMemcpy(+1) len");
TEST_EQ(1, s.overrun, "StatefulMemcpy(+1) overrun");
TEST_EQ(0, strcmp(src2, buf), "StatefulMemcpy(+1) contents");
/* Overrun */
memset(buf, 0, sizeof(buf));
StatefulInit(&s, "Small", 5);
TEST_PTR_EQ(NULL, StatefulMemcpy(&s, buf, 9), "StatefulMemcpy(9) retval");
TEST_EQ(1, s.overrun, "StatefulMemcpy(9) overrun");
/* Once overrun, always overrun, even if we now ask for a small skip */
TEST_PTR_EQ(NULL, StatefulMemcpy(&s, buf, 4),
"StatefulMemcpy(9+1) retval");
TEST_EQ(1, s.overrun, "StatefulMemcpy(9+1) overrun");
TEST_EQ(0, memcmp(want, buf, sizeof(want)), "StatefulMemcpy(+1) contents");
/* Overrun with potential wraparound */
StatefulInit(&s, "Larger", 6);
TEST_PTR_EQ(NULL, StatefulMemcpy(&s, buf, -1), "StatefulMemcpy(-1) retval");
TEST_EQ(1, s.overrun, "StatefulMemcpy(-1) overrun");
TEST_EQ(0, memcmp(want, buf, sizeof(want)), "StatefulMemcpy(+1) contents");
}
/* Test StatefulMemcpy_r */
static void StatefulMemcpy_rTest(void) {
MemcpyState s;
char buf[129];
char want[129];
char* src1 = "Doogie";
char* src2 = "Howserrr";
char* src3 = "WholeBuffr";
memset(want, 0, sizeof(want));
memset(buf, 0, sizeof(buf));
/* Small copies */
StatefulInit(&s, buf, 128);
TEST_PTR_EQ(src1, StatefulMemcpy_r(&s, src1, 6),
"StatefulMemcpy_r(6) retval");
TEST_EQ(128 - 6, s.remaining_len, "StatefulMemcpy_r(6) len");
TEST_PTR_EQ(buf + 6, s.remaining_buf, "StatefulMemcpy_r(6) buf");
/* Using strcmp() is a convenient way to check that we didn't
* overwrite the 0-byte following what we expected to copy. */
TEST_EQ(0, strcmp("Doogie", buf), "StatefulMemcpy_r(6) contents");
TEST_EQ(0, s.overrun, "StatefulMemcpy_r(6) overrun");
TEST_PTR_EQ(src2, StatefulMemcpy_r(&s, src2, 8),
"StatefulMemcpy_r(8) retval");
TEST_EQ(0, strcmp("DoogieHowserrr", buf), "StatefulMemcpy_r(8) contents");
/* Use entire buffer */
memset(buf, 42, sizeof(buf));
StatefulInit(&s, buf, 10);
TEST_PTR_EQ(src3, StatefulMemcpy_r(&s, src3, 10),
"StatefulMemcpy_r(all) retval");
TEST_EQ(0, s.remaining_len, "StatefulMemcpy_r(all) len");
TEST_PTR_EQ(buf + 10, s.remaining_buf, "StatefulMemcpy_r(all) buf");
TEST_EQ(0, s.overrun, "StatefulMemcpy_r(all) overrun");
TEST_EQ(0, memcmp(src3, buf, 10), "StatefulMemcpy_r(all) contents");
TEST_EQ(42, buf[10], "StatefulMemcpy_r(all) contents+1");
/* Zero-length copy is ok (but meaningless) */
TEST_PTR_EQ(src1, StatefulMemcpy_r(&s, src1, 0),
"StatefulMemcpy_r(0) retval");
TEST_EQ(0, s.remaining_len, "StatefulMemcpy_r(0) len");
TEST_PTR_EQ(buf + 10, s.remaining_buf, "StatefulMemcpy_r(0) buf");
TEST_EQ(0, s.overrun, "StatefulMemcpy_r(0) overrun");
TEST_EQ(42, buf[10], "StatefulMemcpy_r(0) contents+1");
/* Can't use even one byte past that */
TEST_PTR_EQ(NULL, StatefulMemcpy_r(&s, src1, 1),
"StatefulMemcpy_r(+1) retval");
TEST_EQ(0, s.remaining_len, "StatefulMemcpy_r(+1) len");
TEST_EQ(1, s.overrun, "StatefulMemcpy_r(+1) overrun");
TEST_EQ(42, buf[10], "StatefulMemcpy_r(+1) contents");
/* Overrun */
memset(buf, 0, sizeof(buf));
StatefulInit(&s, buf, 8);
TEST_PTR_EQ(NULL, StatefulMemcpy_r(&s, "MoreThan8", 9),
"StatefulMemcpy_r(9) retval");
TEST_EQ(1, s.overrun, "StatefulMemcpy_r(9) overrun");
/* Once overrun, always overrun, even if we now ask for a small skip */
TEST_PTR_EQ(NULL, StatefulMemcpy_r(&s, "Less", 4),
"StatefulMemcpy_r(9+1) retval");
TEST_EQ(1, s.overrun, "StatefulMemcpy_r(9+1) overrun");
TEST_EQ(0, memcmp(want, buf, sizeof(want)), "StatefulMemcpy_r(+1) contents");
/* Overrun with potential wraparound */
StatefulInit(&s, buf, 128);
TEST_PTR_EQ(NULL, StatefulMemcpy_r(&s, "FOO", -1),
"StatefulMemcpy_r(-1) retval");
TEST_EQ(1, s.overrun, "StatefulMemcpy_r(-1) overrun");
TEST_EQ(0, memcmp(want, buf, sizeof(want)), "StatefulMemcpy_r(+1) contents");
}
static void init_context_tests(void)
{
/* Use our own context struct so we can re-init it */
struct vb2_context c = {
.workbuf = workbuf,
.workbuf_size = sizeof(workbuf),
};
reset_common_data();
TEST_SUCC(vb2_init_context(&c), "Init context good");
TEST_EQ(c.workbuf_used, sizeof(struct vb2_shared_data),
"Init vbsd");
/* Don't re-init if used is non-zero */
c.workbuf_used = 200;
TEST_SUCC(vb2_init_context(&c), "Re-init context good");
TEST_EQ(c.workbuf_used, 200, "Didn't re-init");
/* Handle workbuf errors */
c.workbuf_used = 0;
c.workbuf_size = sizeof(struct vb2_shared_data) - 1;
TEST_EQ(vb2_init_context(&c),
VB2_ERROR_INITCTX_WORKBUF_SMALL, "Init too small");
c.workbuf_size = sizeof(workbuf);
/* Handle workbuf unaligned */
c.workbuf++;
TEST_EQ(vb2_init_context(&c),
VB2_ERROR_INITCTX_WORKBUF_ALIGN, "Init unaligned");
}
static void misc_tests(void)
{
struct vb2_workbuf wb;
reset_common_data();
cc.workbuf_used = 16;
vb2_workbuf_from_ctx(&cc, &wb);
TEST_PTR_EQ(wb.buf, workbuf + 16, "vb_workbuf_from_ctx() buf");
TEST_EQ(wb.size, cc.workbuf_size - 16, "vb_workbuf_from_ctx() size");
}
static void gbb_tests(void)
{
struct vb2_gbb_header gbb = {
.signature = {'$', 'G', 'B', 'B'},
.major_version = VB2_GBB_MAJOR_VER,
.minor_version = VB2_GBB_MINOR_VER,
.header_size = sizeof(struct vb2_gbb_header),
.flags = 0x1234,
.rootkey_offset = 240,
.rootkey_size = 1040,
};
struct vb2_gbb_header gbbdest;
TEST_EQ(sizeof(struct vb2_gbb_header),
EXPECTED_VB2_GBB_HEADER_SIZE,
"sizeof(struct vb2_gbb_header)");
reset_common_data();
/* Good contents */
mock_resource_index = VB2_RES_GBB;
mock_resource_ptr = &gbb;
mock_resource_size = sizeof(gbb);
TEST_SUCC(vb2_read_gbb_header(&cc, &gbbdest), "read gbb header good");
TEST_SUCC(memcmp(&gbb, &gbbdest, sizeof(gbb)), "read gbb contents");
mock_resource_index = VB2_RES_GBB + 1;
TEST_EQ(vb2_read_gbb_header(&cc, &gbbdest),
VB2_ERROR_EX_READ_RESOURCE_INDEX, "read gbb header missing");
mock_resource_index = VB2_RES_GBB;
gbb.signature[0]++;
TEST_EQ(vb2_read_gbb_header(&cc, &gbbdest),
VB2_ERROR_GBB_MAGIC, "read gbb header bad magic");
gbb.signature[0]--;
gbb.major_version = VB2_GBB_MAJOR_VER + 1;
TEST_EQ(vb2_read_gbb_header(&cc, &gbbdest),
VB2_ERROR_GBB_VERSION, "read gbb header major version");
gbb.major_version = VB2_GBB_MAJOR_VER;
gbb.minor_version = VB2_GBB_MINOR_VER + 1;
TEST_SUCC(vb2_read_gbb_header(&cc, &gbbdest),
"read gbb header minor++");
gbb.minor_version = 1;
TEST_EQ(vb2_read_gbb_header(&cc, &gbbdest),
VB2_ERROR_GBB_TOO_OLD, "read gbb header 1.1 fails");
gbb.minor_version = 0;
TEST_EQ(vb2_read_gbb_header(&cc, &gbbdest),
VB2_ERROR_GBB_TOO_OLD, "read gbb header 1.0 fails");
gbb.minor_version = VB2_GBB_MINOR_VER;
gbb.header_size--;
TEST_EQ(vb2_read_gbb_header(&cc, &gbbdest),
VB2_ERROR_GBB_HEADER_SIZE, "read gbb header size");
TEST_EQ(vb2_fw_parse_gbb(&cc),
VB2_ERROR_GBB_HEADER_SIZE, "parse gbb failure");
gbb.header_size++;
/* Parse GBB */
TEST_SUCC(vb2_fw_parse_gbb(&cc), "parse gbb");
TEST_EQ(sd->gbb_flags, gbb.flags, "gbb flags");
TEST_EQ(sd->gbb_rootkey_offset, gbb.rootkey_offset, "rootkey offset");
TEST_EQ(sd->gbb_rootkey_size, gbb.rootkey_size, "rootkey size");
/* Workbuf failure */
reset_common_data();
cc.workbuf_used = cc.workbuf_size - 4;
TEST_EQ(vb2_fw_parse_gbb(&cc),
VB2_ERROR_GBB_WORKBUF, "parse gbb no workbuf");
}
static void fail_tests(void)
{
/* Early fail (before even NV init) */
reset_common_data();
sd->status &= ~VB2_SD_STATUS_NV_INIT;
vb2_fail(&cc, 1, 2);
TEST_NEQ(sd->status & VB2_SD_STATUS_NV_INIT, 0, "vb2_fail inits NV");
TEST_EQ(vb2_nv_get(&cc, VB2_NV_RECOVERY_REQUEST),
1, "vb2_fail request");
TEST_EQ(vb2_nv_get(&cc, VB2_NV_RECOVERY_SUBCODE),
2, "vb2_fail subcode");
/* Repeated fail doesn't overwrite the error code */
vb2_fail(&cc, 3, 4);
TEST_EQ(vb2_nv_get(&cc, VB2_NV_RECOVERY_REQUEST),
1, "vb2_fail repeat");
TEST_EQ(vb2_nv_get(&cc, VB2_NV_RECOVERY_SUBCODE),
2, "vb2_fail repeat2");
/* Fail with other slot good doesn't trigger recovery */
reset_common_data();
vb2_nv_set(&cc, VB2_NV_TRY_COUNT, 3);
vb2_nv_set(&cc, VB2_NV_FW_RESULT, VB2_FW_RESULT_UNKNOWN);
sd->status |= VB2_SD_STATUS_CHOSE_SLOT;
sd->fw_slot = 0;
sd->last_fw_slot = 1;
sd->last_fw_result = VB2_FW_RESULT_UNKNOWN;
vb2_fail(&cc, 5, 6);
TEST_EQ(vb2_nv_get(&cc, VB2_NV_RECOVERY_REQUEST), 0, "vb2_failover");
TEST_EQ(vb2_nv_get(&cc, VB2_NV_FW_RESULT),
VB2_FW_RESULT_FAILURE, "vb2_fail this fw");
TEST_EQ(vb2_nv_get(&cc, VB2_NV_TRY_COUNT), 0, "vb2_fail use up tries");
TEST_EQ(vb2_nv_get(&cc, VB2_NV_TRY_NEXT), 1, "vb2_fail try other slot");
/* Fail with other slot already failing triggers recovery */
reset_common_data();
sd->status |= VB2_SD_STATUS_CHOSE_SLOT;
sd->fw_slot = 1;
sd->last_fw_slot = 0;
sd->last_fw_result = VB2_FW_RESULT_FAILURE;
vb2_fail(&cc, 7, 8);
TEST_EQ(vb2_nv_get(&cc, VB2_NV_RECOVERY_REQUEST), 7,
"vb2_fail both slots bad");
TEST_EQ(vb2_nv_get(&cc, VB2_NV_FW_RESULT),
VB2_FW_RESULT_FAILURE, "vb2_fail this fw");
TEST_EQ(vb2_nv_get(&cc, VB2_NV_TRY_NEXT), 0, "vb2_fail try other slot");
}
