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This commit is contained in:
Simon Gardling
2024-09-10 13:03:02 -04:00
parent 53c617d779
commit d66450e427
381 changed files with 28864 additions and 34170 deletions
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357
userland/testbin/badcall/bad_lseek.c
View File

@@ -43,236 +43,213 @@
#include "config.h"
#include "test.h"
static
void
lseek_fd_device(void)
{
int fd, rv;
static void lseek_fd_device(void) {
int fd, rv;
report_begin("lseek on device");
report_begin("lseek on device");
fd = open("null:", O_RDONLY);
if (fd<0) {
report_warn("opening null: failed");
report_aborted();
return;
}
fd = open("null:", O_RDONLY);
if (fd < 0) {
report_warn("opening null: failed");
report_aborted();
return;
}
rv = lseek(fd, 309, SEEK_SET);
report_check(rv, errno, ESPIPE);
rv = lseek(fd, 309, SEEK_SET);
report_check(rv, errno, ESPIPE);
close(fd);
close(fd);
}
static
void
lseek_file_stdin(void)
{
int fd, fd2, rv, status;
const char slogan[] = "There ain't no such thing as a free lunch";
size_t len = strlen(slogan);
pid_t pid;
static void lseek_file_stdin(void) {
int fd, fd2, rv, status;
const char slogan[] = "There ain't no such thing as a free lunch";
size_t len = strlen(slogan);
pid_t pid;
report_begin("lseek stdin when open on file");
report_begin("lseek stdin when open on file");
/* fork so we don't affect our own stdin */
pid = fork();
if (pid<0) {
report_warn("fork failed");
report_aborted();
return;
}
else if (pid!=0) {
/* parent */
rv = waitpid(pid, &status, 0);
if (rv<0) {
report_warn("waitpid failed");
report_aborted();
}
if (WIFSIGNALED(status)) {
report_warnx("subprocess exited with signal %d",
WTERMSIG(status));
report_aborted();
}
else if (WIFEXITED(status) && WEXITSTATUS(status) != 0) {
report_warnx("subprocess exited with code %d",
WEXITSTATUS(status));
report_aborted();
}
return;
}
/* fork so we don't affect our own stdin */
pid = fork();
if (pid < 0) {
report_warn("fork failed");
report_aborted();
return;
} else if (pid != 0) {
/* parent */
rv = waitpid(pid, &status, 0);
if (rv < 0) {
report_warn("waitpid failed");
report_aborted();
}
if (WIFSIGNALED(status)) {
report_warnx("subprocess exited with signal %d", WTERMSIG(status));
report_aborted();
} else if (WIFEXITED(status) && WEXITSTATUS(status) != 0) {
report_warnx("subprocess exited with code %d", WEXITSTATUS(status));
report_aborted();
}
return;
}
/* child */
/* child */
fd = open_testfile(NULL);
if (fd<0) {
_exit(0);
}
fd = open_testfile(NULL);
if (fd < 0) {
_exit(0);
}
/*
* Move file to stdin.
* Use stdin (rather than stdout or stderr) to maximize the
* chances of detecting any special-case handling of fds 0-2.
* (Writing to stdin is fine as long as it's open for write,
* and it will be.)
*/
fd2 = dup2(fd, STDIN_FILENO);
if (fd2<0) {
report_warn("dup2 to stdin failed");
close(fd);
remove(TESTFILE);
_exit(1);
}
if (fd2 != STDIN_FILENO) {
report_warn("dup2 returned wrong file handle");
close(fd);
remove(TESTFILE);
_exit(1);
}
close(fd);
/*
* Move file to stdin.
* Use stdin (rather than stdout or stderr) to maximize the
* chances of detecting any special-case handling of fds 0-2.
* (Writing to stdin is fine as long as it's open for write,
* and it will be.)
*/
fd2 = dup2(fd, STDIN_FILENO);
if (fd2 < 0) {
report_warn("dup2 to stdin failed");
close(fd);
remove(TESTFILE);
_exit(1);
}
if (fd2 != STDIN_FILENO) {
report_warn("dup2 returned wrong file handle");
close(fd);
remove(TESTFILE);
_exit(1);
}
close(fd);
rv = write(STDIN_FILENO, slogan, len);
if (rv<0) {
report_warn("write to %s (via stdin) failed", TESTFILE);
remove(TESTFILE);
_exit(1);
}
rv = write(STDIN_FILENO, slogan, len);
if (rv < 0) {
report_warn("write to %s (via stdin) failed", TESTFILE);
remove(TESTFILE);
_exit(1);
}
if ((unsigned)rv != len) {
report_warnx("write to %s (via stdin) got short count",
TESTFILE);
remove(TESTFILE);
_exit(1);
}
if ((unsigned)rv != len) {
report_warnx("write to %s (via stdin) got short count", TESTFILE);
remove(TESTFILE);
_exit(1);
}
/* blah */
report_skipped();
/* blah */
report_skipped();
rv = lseek(STDIN_FILENO, 0, SEEK_SET);
report_begin("try 1: SEEK_SET");
report_check(rv, errno, 0);
rv = lseek(STDIN_FILENO, 0, SEEK_SET);
report_begin("try 1: SEEK_SET");
report_check(rv, errno, 0);
rv = lseek(STDIN_FILENO, 0, SEEK_END);
report_begin("try 2: SEEK_END");
report_check(rv, errno, 0);
rv = lseek(STDIN_FILENO, 0, SEEK_END);
report_begin("try 2: SEEK_END");
report_check(rv, errno, 0);
remove(TESTFILE);
_exit(0);
remove(TESTFILE);
_exit(0);
}
static
void
lseek_loc_negative(void)
{
int fd, rv;
static void lseek_loc_negative(void) {
int fd, rv;
report_begin("lseek to negative offset");
report_begin("lseek to negative offset");
fd = open_testfile(NULL);
if (fd<0) {
report_aborted();
return;
}
fd = open_testfile(NULL);
if (fd < 0) {
report_aborted();
return;
}
rv = lseek(fd, -309, SEEK_SET);
report_check(rv, errno, EINVAL);
rv = lseek(fd, -309, SEEK_SET);
report_check(rv, errno, EINVAL);
close(fd);
remove(TESTFILE);
close(fd);
remove(TESTFILE);
}
static
void
lseek_whence_inval(void)
{
int fd, rv;
static void lseek_whence_inval(void) {
int fd, rv;
report_begin("lseek with invalid whence code");
report_begin("lseek with invalid whence code");
fd = open_testfile(NULL);
if (fd<0) {
report_aborted();
return;
}
fd = open_testfile(NULL);
if (fd < 0) {
report_aborted();
return;
}
rv = lseek(fd, 0, 3594);
report_check(rv, errno, EINVAL);
rv = lseek(fd, 0, 3594);
report_check(rv, errno, EINVAL);
close(fd);
remove(TESTFILE);
close(fd);
remove(TESTFILE);
}
static
void
lseek_loc_pasteof(void)
{
const char *message = "blahblah";
int fd;
off_t pos;
static void lseek_loc_pasteof(void) {
const char *message = "blahblah";
int fd;
off_t pos;
report_begin("seek past/to EOF");
report_begin("seek past/to EOF");
fd = open_testfile(message);
if (fd<0) {
report_aborted();
return;
}
fd = open_testfile(message);
if (fd < 0) {
report_aborted();
return;
}
pos = lseek(fd, 5340, SEEK_SET);
if (pos == -1) {
report_warn("lseek past EOF failed");
report_failure();
goto out;
}
if (pos != 5340) {
report_warnx("lseek to 5340 got offset %lld", (long long) pos);
report_failure();
goto out;
}
pos = lseek(fd, 5340, SEEK_SET);
if (pos == -1) {
report_warn("lseek past EOF failed");
report_failure();
goto out;
}
if (pos != 5340) {
report_warnx("lseek to 5340 got offset %lld", (long long)pos);
report_failure();
goto out;
}
pos = lseek(fd, -50, SEEK_CUR);
if (pos == -1) {
report_warn("small seek beyond EOF failed");
report_failure();
goto out;
}
if (pos != 5290) {
report_warnx("SEEK_CUR to 5290 got offset %lld",
(long long) pos);
report_failure();
goto out;
}
pos = lseek(fd, -50, SEEK_CUR);
if (pos == -1) {
report_warn("small seek beyond EOF failed");
report_failure();
goto out;
}
if (pos != 5290) {
report_warnx("SEEK_CUR to 5290 got offset %lld", (long long)pos);
report_failure();
goto out;
}
pos = lseek(fd, 0, SEEK_END);
if (pos == -1) {
report_warn("seek to EOF failed");
report_failure();
goto out;
}
pos = lseek(fd, 0, SEEK_END);
if (pos == -1) {
report_warn("seek to EOF failed");
report_failure();
goto out;
}
if (pos != (off_t) strlen(message)) {
report_warnx("seek to EOF got %lld (should be %zu)",
(long long) pos, strlen(message));
report_failure();
goto out;
}
if (pos != (off_t)strlen(message)) {
report_warnx("seek to EOF got %lld (should be %zu)", (long long)pos,
strlen(message));
report_failure();
goto out;
}
report_passed();
report_passed();
out:
close(fd);
remove(TESTFILE);
return;
out:
close(fd);
remove(TESTFILE);
return;
}
void
test_lseek(void)
{
test_lseek_fd();
void test_lseek(void) {
test_lseek_fd();
lseek_fd_device();
lseek_file_stdin();
lseek_loc_negative();
lseek_loc_pasteof();
lseek_whence_inval();
lseek_fd_device();
lseek_file_stdin();
lseek_loc_negative();
lseek_loc_pasteof();
lseek_whence_inval();
}