v/vlib/builtin/linux_bare/.checks/linuxsys/linuxsys.v

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module main
import forkedtest
const (
sample_text_file1 = ""
)
fn check_fork_minimal () {
child := sys_fork()
ec := 100
if child == 0 {
println("child")
sys_exit(ec)
}
siginfo := [
0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0]
e := sys_waitid(.p_pid, child, intptr(siginfo.data) , .wexited, 0)
assert e == .enoerror
//println(i64_tos(buffer0,80,siginfo[Sig_index.si_code],16))
assert siginfo[Sig_index.si_code] == int(Wi_si_code.cld_exited)
assert siginfo[Sig_index.si_pid] == child
assert siginfo[Sig_index.si_status] == ec
assert siginfo[Sig_index.si_signo] == int(Signo.sigchld)
assert siginfo[Sig_index.si_uid] == sys_getuid()
}
fn check_read_write_pipe() {
// Checks the following system calls:
// sys_pipe
// sys_write
// sys_read
// sys_close
//
buffer0 := []byte{len:(128)}
buffer := byteptr(buffer0.data)
fd := [-1, -1]
assert fd[0] == -1
assert fd[1] == -1
a := sys_pipe(intptr(&fd[0]))
assert a == .enoerror
assert fd[0] != -1
assert fd[1] != -1
test_data := "test_data"
b := test_data.len + 1
c1, e1 := sys_write (fd[1], test_data.str, u64(b))
assert e1 == .enoerror
assert c1 == b
c2, e2 := sys_read(fd[0], buffer, u64(b))
assert e2 == .enoerror
assert c2 == b
assert buffer[b-1] == 0
for i in 0..b {
assert test_data[i] == buffer[i]
}
assert sys_close(fd[0]) == .enoerror
assert sys_close(fd[1]) == .enoerror
assert sys_close(-1) == .ebadf
}
fn check_read_file() {
/*
Checks the following system calls:
sys_read
sys_write
sys_close
sys_open
*/
buffer0 := []byte{len:(128)}
buffer := byteptr(buffer0.data)
test_file := "sample_text1.txt"
sample_text := "Do not change this text.\n"
fd, ec := sys_open(test_file.str, .o_rdonly, 0)
assert fd > 0
assert ec == .enoerror
n := sample_text.len
c, e := sys_read(fd, buffer, u64(n*2))
assert e == .enoerror
assert c == n
for i in 0..n {
assert sample_text[i] == buffer[i]
}
assert sys_close(fd) == .enoerror
}
fn check_open_file_fail() {
fd1, ec1 := sys_open("./nofilehere".str, .o_rdonly, 0)
assert fd1 == -1
assert ec1 == .enoent
}
/*
fn check_print() {
println ("checking print and println")
a := sys_pipe(intptr(fd))
assert a != -1
assert fd[0] != -1
assert fd[1] != -1
//sys_dup2
println ("print and println passed")
}
*/
fn check_munmap_fail() {
ec := sys_munmap(-16384,8192)
assert ec == .einval
}
fn check_mmap_one_page() {
mp := int(Mm_prot.prot_read) | int(Mm_prot.prot_write)
mf := int(Map_flags.map_private) | int(Map_flags.map_anonymous)
mut a, e := sys_mmap(0, u64(Linux_mem.page_size), Mm_prot(mp), Map_flags(mf), -1, 0)
assert e == .enoerror
assert a != byteptr(-1)
for i in 0..int(Linux_mem.page_size) {
b := i & 0xFF
a[i] = b
assert a[i] == b
}
ec := sys_munmap(a, u64(Linux_mem.page_size))
assert ec == .enoerror
}
fn check_mm_pages() {
for i in 0 .. int(Linux_mem.page_size)-4 {
assert u32(1) == mm_pages(u64(i))
}
for i in int(Linux_mem.page_size)-3 .. (int(Linux_mem.page_size)*2)-4 {
assert u32(2) == mm_pages(u64(i))
}
for i in (int(Linux_mem.page_size)*2)-3 .. (int(Linux_mem.page_size)*3)-4 {
assert u32(3) == mm_pages(u64(i))
}
}
//pub fn mm_alloc(size u64) (voidptr, Errno)
fn check_mm_alloc() {
for i in 1 .. 2000 {
size := u64(i*1000)
pages := mm_pages(size)
mut a, e := mm_alloc(size)
assert e == .enoerror
ap := intptr(a-4)
assert *ap == int(pages)
assert e == .enoerror
assert !isnil(a)
if (i%111) == 0 {
for j in 0 .. int(size) {
b := j & 0xFF
a[j] = b
assert b == int(a[j])
}
}
mfa := mm_free(a)
assert mfa == .enoerror
}
}
fn check_int_array_ro() {
a := [100,110,120,130]
assert a.len == 4
assert a[0] == 100
assert a[1] == 110
assert a[2] == 120
assert a[3] == 130
}
fn check_int_array_rw() {
mut a := [-10,-11,-12,-13]
assert a.len == 4
assert a[0] == -10
assert a[1] == -11
assert a[2] == -12
assert a[3] == -13
for i in 0..a.len {
b := -a[i] * 10
a[i] = b
assert a[i] == b
}
assert a[3] == 130
}
fn check_int64_array_ro() {
a := [i64(1000),1100,1200,1300,1400]
assert a.len == 5
assert a[0] == 1000
assert a[1] == 1100
assert a[2] == 1200
assert a[3] == 1300
assert a[4] == 1400
}
fn check_voidptr_array_ro() {
a := [
voidptr(10000),
voidptr(11000),
voidptr(12000),
voidptr(13000),
voidptr(14000),
voidptr(15000)
]
assert a.len == 6
assert a[0] == voidptr(10000)
assert a[1] == voidptr(11000)
assert a[2] == voidptr(12000)
assert a[3] == voidptr(13000)
assert a[4] == voidptr(14000)
assert a[5] == voidptr(15000)
}
fn check_voidptr_array_rw() {
mut a := [
voidptr(-1),
voidptr(-1),
voidptr(-1),
voidptr(-1),
voidptr(-1),
voidptr(-1)
]
assert a.len == 6
assert a[0] == voidptr(-1)
assert a[1] == voidptr(-1)
assert a[2] == voidptr(-1)
assert a[3] == voidptr(-1)
assert a[4] == voidptr(-1)
assert a[5] == voidptr(-1)
a[0] = voidptr(100000)
assert a[0] == voidptr(100000)
a[1] = voidptr(110000)
assert a[1] == voidptr(110000)
a[2] = voidptr(120000)
assert a[2] == voidptr(120000)
a[3] = voidptr(130000)
assert a[3] == voidptr(130000)
a[4] = voidptr(140000)
assert a[4] == voidptr(140000)
a[5] = voidptr(150000)
assert a[5] == voidptr(150000)
}
fn main() {
mut fails := 0
fails += forkedtest.normal_run(check_fork_minimal, "check_fork_minimal")
fails += forkedtest.normal_run(check_munmap_fail, "check_munmap_fail")
fails += forkedtest.normal_run(check_mmap_one_page, "check_mmap_one_page")
fails += forkedtest.normal_run(check_mm_pages, "check_mm_pages")
fails += forkedtest.normal_run(check_mm_alloc, "check_mm_alloc")
fails += forkedtest.normal_run(check_read_write_pipe, "check_read_write_pipe")
fails += forkedtest.normal_run(check_read_file, "check_read_file")
// check_print()
fails += forkedtest.normal_run(check_open_file_fail, "check_open_file_fail")
fails += forkedtest.normal_run(check_int_array_ro, "check_int_array_ro")
fails += forkedtest.normal_run(check_int_array_rw, "check_int_array_rw")
fails += forkedtest.normal_run(check_int64_array_ro, "check_int64_array_ro")
fails += forkedtest.normal_run(check_voidptr_array_ro, "check_voidptr_array_ro")
fails += forkedtest.normal_run(check_voidptr_array_rw, "check_voidptr_array_rw")
assert fails == 0
sys_exit(0)
}