mirrors/cosmopolitan
1
0
Fork 0
mirror of https://github.com/jart/cosmopolitan.git synced 2025-10-26 11:10:58 +00:00
Code Issues Projects Releases Packages Wiki Activity Actions 1

Add /dev/(u)random on NT (#1163)

Browse source
This commit is contained in:
Gavin Hayes 2024-05-03 10:59:51 -04:00 • committed by GitHub
parent 8f6bc9dabc
commit b6e40a3a58
No known key found for this signature in database
GPG key ID: B5690EEEBB952194
17 changed files with 97 additions and 22 deletions
Download patch file Download diff file Expand all files Collapse all files

50
test/libc/calls/specialfile_test.c
View file

@ -20,15 +20,19 @@
#include "libc/dce.h"
#include "libc/errno.h"
#include "libc/nt/files.h"
#include "libc/str/str.h"
#include "libc/sysv/consts/f.h"
#include "libc/sysv/consts/o.h"
#include "libc/testlib/testlib.h"
int pipefd[2];
int stdoutBack;
int allowMask;
void SetUpOnce(void) {
testlib_enable_tmp_setup_teardown();
// qemu-aarch64 defines o_largefile wrong
allowMask = ~(O_LARGEFILE | 0x00008000);
}
void CaptureStdout(void) {
@ -46,8 +50,7 @@ void RestoreStdout(void) {
TEST(specialfile, devNull) {
ASSERT_SYS(0, 3, creat("/dev/null", 0644));
// qemu-aarch64 defines o_largefile wrong
ASSERT_EQ(O_WRONLY, fcntl(3, F_GETFL) & ~(O_LARGEFILE | 0x00008000));
ASSERT_EQ(O_WRONLY, fcntl(3, F_GETFL) & allowMask);
ASSERT_SYS(0, 2, write(3, "hi", 2));
ASSERT_SYS(0, 2, pwrite(3, "hi", 2, 0));
ASSERT_SYS(0, 2, pwrite(3, "hi", 2, 2));
@ -64,12 +67,51 @@ TEST(specialfile, devNull) {
TEST(specialfile, devNullRead) {
char buf[8] = {0};
ASSERT_SYS(0, 3, open("/dev/null", O_RDONLY));
// qemu-aarch64 defines o_largefile wrong
ASSERT_EQ(O_RDONLY, fcntl(3, F_GETFL) & ~(O_LARGEFILE | 0x00008000));
ASSERT_EQ(O_RDONLY, fcntl(3, F_GETFL) & allowMask);
ASSERT_SYS(0, 0, read(3, buf, 8));
ASSERT_SYS(0, 0, close(3));
}
TEST(specialfile, devRandomRead) {
char buf[8] = {0};
ASSERT_SYS(0, 3, open("/dev/random", O_RDONLY));
ASSERT_EQ(O_RDONLY, fcntl(3, F_GETFL) & allowMask);
ASSERT_SYS(0, 8, read(3, buf, 8));
ASSERT_NE(0, memcmp(buf, " ", 8));
ASSERT_SYS(0, 0, close(3));
}
TEST(specialfile, devUrandomRead) {
char buf[8] = {0};
ASSERT_SYS(0, 3, open("/dev/urandom", O_RDONLY));
ASSERT_EQ(O_RDONLY, fcntl(3, F_GETFL) & allowMask);
ASSERT_SYS(0, 8, read(3, buf, 8));
ASSERT_NE(0, memcmp(buf, " ", 8));
ASSERT_SYS(0, 0, close(3));
}
TEST(specialfile, devRandomWrite_fails_on_nt) {
if (!IsWindows()) {
return;
}
char buf[8] = {0};
ASSERT_SYS(0, 3, creat("/dev/random", 0644));
ASSERT_EQ(O_WRONLY, fcntl(3, F_GETFL) & allowMask);
ASSERT_SYS(EPERM, -1, write(3, buf, 8));
ASSERT_SYS(0, 0, close(3));
}
TEST(specialfile, devUrandomWrite_fails_on_nt) {
if (!IsWindows()) {
return;
}
char buf[8] = {0};
ASSERT_SYS(0, 3, creat("/dev/urandom", 0644));
ASSERT_EQ(O_WRONLY, fcntl(3, F_GETFL) & allowMask);
ASSERT_SYS(EPERM, -1, write(3, buf, 8));
ASSERT_SYS(0, 0, close(3));
}
TEST(specialfile, devStdout) {
char buf[8] = {8};
CaptureStdout();