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Renaming and documentating header

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This commit is contained in:
Toby Jaffey 2025-12-12 20:42:26 +00:00
parent 9880eadf4f
commit 8158ac647c
19 changed files with 305 additions and 225 deletions
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36
test/syscall_args/test/tests.c
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@ -24,13 +24,13 @@ void test_syscall_args_two_strings(void) {
// check for picktest syscall
TEST_ASSERT_EQUAL(evt.typ, UVM32_EVT_SYSCALL);
TEST_ASSERT_EQUAL(evt.data.syscall.code, SYSCALL_PICKTEST);
uvm32_setval(&vmst, &evt, RET, SYSCALL_A);
uvm32_arg_setval(&vmst, &evt, RET, SYSCALL_A);
uvm32_run(&vmst, &evt, 1000);
TEST_ASSERT_EQUAL(evt.typ, UVM32_EVT_SYSCALL);
TEST_ASSERT_EQUAL(evt.data.syscall.code, SYSCALL_A);
TEST_ASSERT_EQUAL(0, strcmp(uvm32_getcstr(&vmst, &evt, ARG0), SYSCALL_A_DATA0));
TEST_ASSERT_EQUAL(0, strcmp(uvm32_getcstr(&vmst, &evt, ARG1), SYSCALL_A_DATA1));
TEST_ASSERT_EQUAL(0, strcmp(uvm32_arg_getcstr(&vmst, &evt, ARG0), SYSCALL_A_DATA0));
TEST_ASSERT_EQUAL(0, strcmp(uvm32_arg_getcstr(&vmst, &evt, ARG1), SYSCALL_A_DATA1));
// run vm to completion
uvm32_run(&vmst, &evt, 1000);
TEST_ASSERT_EQUAL(evt.typ, UVM32_EVT_END);
@ -42,21 +42,21 @@ void test_syscall_args_bad_string(void) {
// check for picktest syscall
TEST_ASSERT_EQUAL(evt.typ, UVM32_EVT_SYSCALL);
TEST_ASSERT_EQUAL(evt.data.syscall.code, SYSCALL_PICKTEST);
uvm32_setval(&vmst, &evt, RET, SYSCALL_B);
uvm32_arg_setval(&vmst, &evt, RET, SYSCALL_B);
uvm32_run(&vmst, &evt, 1000);
TEST_ASSERT_EQUAL(evt.typ, UVM32_EVT_SYSCALL);
TEST_ASSERT_EQUAL(evt.data.syscall.code, SYSCALL_B);
// try to read C string from the first null ptr
const char *s0 = uvm32_getcstr(&vmst, &evt, ARG0);
const char *s0 = uvm32_arg_getcstr(&vmst, &evt, ARG0);
TEST_ASSERT_EQUAL(0, strlen(s0)); // tried to read a null pointer, get back a zero length string (not a NULL we might read)
// attempt to run vm, should be stuck in err
uvm32_run(&vmst, &evt, 1000);
TEST_ASSERT_EQUAL(evt.typ, UVM32_EVT_ERR);
// try to read C string from the second null ptr
const char *s1 = uvm32_getcstr(&vmst, &evt, ARG1);
const char *s1 = uvm32_arg_getcstr(&vmst, &evt, ARG1);
TEST_ASSERT_EQUAL(0, strlen(s1)); // tried to read a null pointer, get back a zero length string (not a NULL we might read)
// attempt to run vm, should be stuck in err
uvm32_run(&vmst, &evt, 1000);
@ -69,14 +69,14 @@ void test_syscall_args_bufrd(void) {
// check for picktest syscall
TEST_ASSERT_EQUAL(evt.typ, UVM32_EVT_SYSCALL);
TEST_ASSERT_EQUAL(evt.data.syscall.code, SYSCALL_PICKTEST);
uvm32_setval(&vmst, &evt, RET, SYSCALL_C);
uvm32_arg_setval(&vmst, &evt, RET, SYSCALL_C);
uvm32_run(&vmst, &evt, 1000);
TEST_ASSERT_EQUAL(evt.typ, UVM32_EVT_SYSCALL);
TEST_ASSERT_EQUAL(evt.data.syscall.code, SYSCALL_C);
// get buffer described by ptr=ARG0,len=ARG1
uvm32_evt_syscall_buf_t buf = uvm32_getbuf(&vmst, &evt, ARG0, ARG1);
uvm32_slice_t buf = uvm32_arg_getbuf(&vmst, &evt, ARG0, ARG1);
uint8_t expected[32];
for (int i=0;i<32;i++) {
expected[i] = i;
@ -91,14 +91,14 @@ void test_syscall_args_bufrd_bad_addr(void) {
// check for picktest syscall
TEST_ASSERT_EQUAL(evt.typ, UVM32_EVT_SYSCALL);
TEST_ASSERT_EQUAL(evt.data.syscall.code, SYSCALL_PICKTEST);
uvm32_setval(&vmst, &evt, RET, SYSCALL_D);
uvm32_arg_setval(&vmst, &evt, RET, SYSCALL_D);
uvm32_run(&vmst, &evt, 1000);
TEST_ASSERT_EQUAL(evt.typ, UVM32_EVT_SYSCALL);
TEST_ASSERT_EQUAL(evt.data.syscall.code, SYSCALL_D);
// get buffer described by ptr=ARG0,len=ARG1
uvm32_evt_syscall_buf_t buf = uvm32_getbuf(&vmst, &evt, ARG0, ARG1);
uvm32_slice_t buf = uvm32_arg_getbuf(&vmst, &evt, ARG0, ARG1);
TEST_ASSERT_EQUAL(0, buf.len); // it was invalid, should get a safe zero length buffer
// attempt to run vm, should be stuck in err
uvm32_run(&vmst, &evt, 1000);
@ -111,20 +111,20 @@ void test_syscall_args_bufrd_ptrs(void) {
// check for picktest syscall
TEST_ASSERT_EQUAL(evt.typ, UVM32_EVT_SYSCALL);
TEST_ASSERT_EQUAL(evt.data.syscall.code, SYSCALL_PICKTEST);
uvm32_setval(&vmst, &evt, RET, SYSCALL_E);
uvm32_arg_setval(&vmst, &evt, RET, SYSCALL_E);
uvm32_run(&vmst, &evt, 1000);
TEST_ASSERT_EQUAL(evt.typ, UVM32_EVT_SYSCALL);
TEST_ASSERT_EQUAL(evt.data.syscall.code, SYSCALL_E);
// get uint32_t buffer described by ptr=ARG0
uvm32_evt_syscall_buf_t buf0 = uvm32_getbuf_fixed(&vmst, &evt, ARG0, 4);
uvm32_slice_t buf0 = uvm32_arg_getbuf_fixed(&vmst, &evt, ARG0, 4);
TEST_ASSERT_EQUAL(4, buf0.len); // check read ok
uint32_t rspa = 0xABCD1234;
memcpy(buf0.ptr, &rspa, 4); // send it back
// get uint32_t buffer described by ptr=ARG1
uvm32_evt_syscall_buf_t buf1 = uvm32_getbuf_fixed(&vmst, &evt, ARG1, 4);
uvm32_slice_t buf1 = uvm32_arg_getbuf_fixed(&vmst, &evt, ARG1, 4);
TEST_ASSERT_EQUAL(4, buf1.len); // check read ok
uint32_t rspb = 0x9876DECF;
memcpy(buf1.ptr, &rspb, 4); // send it back
@ -133,8 +133,8 @@ void test_syscall_args_bufrd_ptrs(void) {
uvm32_run(&vmst, &evt, 1000);
TEST_ASSERT_EQUAL(evt.typ, UVM32_EVT_SYSCALL);
TEST_ASSERT_EQUAL(evt.data.syscall.code, SYSCALL_F);
TEST_ASSERT_EQUAL(rspa, uvm32_getval(&vmst, &evt, ARG0));
TEST_ASSERT_EQUAL(rspb, uvm32_getval(&vmst, &evt, ARG1));
TEST_ASSERT_EQUAL(rspa, uvm32_arg_getval(&vmst, &evt, ARG0));
TEST_ASSERT_EQUAL(rspb, uvm32_arg_getval(&vmst, &evt, ARG1));
}
void test_syscall_args_buf_pass(void) {
@ -143,14 +143,14 @@ void test_syscall_args_buf_pass(void) {
// check for picktest syscall
TEST_ASSERT_EQUAL(evt.typ, UVM32_EVT_SYSCALL);
TEST_ASSERT_EQUAL(evt.data.syscall.code, SYSCALL_PICKTEST);
uvm32_setval(&vmst, &evt, RET, SYSCALL_G);
uvm32_arg_setval(&vmst, &evt, RET, SYSCALL_G);
uvm32_run(&vmst, &evt, 1000);
TEST_ASSERT_EQUAL(evt.typ, UVM32_EVT_SYSCALL);
TEST_ASSERT_EQUAL(evt.data.syscall.code, SYSCALL_G);
// get buffer described by ptr=ARG0,len=ARG1
uvm32_evt_syscall_buf_t buf0 = uvm32_getbuf(&vmst, &evt, ARG0, ARG1);
uvm32_slice_t buf0 = uvm32_arg_getbuf(&vmst, &evt, ARG0, ARG1);
TEST_ASSERT_EQUAL(32, buf0.len);
// fill with a pattern
for (int i=0;i<32;i++) {
@ -162,7 +162,7 @@ void test_syscall_args_buf_pass(void) {
TEST_ASSERT_EQUAL(evt.data.syscall.code, SYSCALL_H);
// get buffer described by ptr=ARG0,len=ARG1
uvm32_evt_syscall_buf_t buf1 = uvm32_getbuf(&vmst, &evt, ARG0, ARG1);
uvm32_slice_t buf1 = uvm32_arg_getbuf(&vmst, &evt, ARG0, ARG1);
TEST_ASSERT_EQUAL(32, buf1.len);
for (int i=0;i<32;i++) {
TEST_ASSERT_EQUAL(i*2, buf1.ptr[i]);