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Don't retrieve uid/gid from auxv

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This commit is contained in:
Justine Tunney 2022-07-24 23:54:07 -07:00
parent e98514cdb7
commit bd118dafa0
3 changed files with 4 additions and 22 deletions
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7
libc/calls/getegid.c
View file

@ -16,13 +16,11 @@
│ TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR │ │ TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR │
│ PERFORMANCE OF THIS SOFTWARE. │ │ PERFORMANCE OF THIS SOFTWARE. │
╚─────────────────────────────────────────────────────────────────────────────*/ ╚─────────────────────────────────────────────────────────────────────────────*/
#include "libc/calls/_getauxval.internal.h"
#include "libc/calls/calls.h" #include "libc/calls/calls.h"
#include "libc/calls/strace.internal.h" #include "libc/calls/strace.internal.h"
#include "libc/calls/syscall-sysv.internal.h" #include "libc/calls/syscall-sysv.internal.h"
#include "libc/dce.h" #include "libc/dce.h"
#include "libc/runtime/runtime.h" #include "libc/runtime/runtime.h"
#include "libc/sysv/consts/auxv.h"
/** /**
* Returns effective group ID of calling process. * Returns effective group ID of calling process.
@ -30,10 +28,7 @@
*/ */
int getegid(void) { int getegid(void) {
int rc; int rc;
struct AuxiliaryValue av; if (!IsWindows()) {
if ((av = _getauxval(AT_EGID)).isfound) {
rc = av.value;
} else if (!IsWindows()) {
rc = sys_getegid(); rc = sys_getegid();
} else { } else {
rc = getgid(); rc = getgid();

7
libc/calls/geteuid.c
View file

@ -16,12 +16,10 @@
│ TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR │ │ TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR │
│ PERFORMANCE OF THIS SOFTWARE. │ │ PERFORMANCE OF THIS SOFTWARE. │
╚─────────────────────────────────────────────────────────────────────────────*/ ╚─────────────────────────────────────────────────────────────────────────────*/
#include "libc/calls/_getauxval.internal.h"
#include "libc/calls/calls.h" #include "libc/calls/calls.h"
#include "libc/calls/strace.internal.h" #include "libc/calls/strace.internal.h"
#include "libc/calls/syscall-sysv.internal.h" #include "libc/calls/syscall-sysv.internal.h"
#include "libc/runtime/runtime.h" #include "libc/runtime/runtime.h"
#include "libc/sysv/consts/auxv.h"
/** /**
* Returns effective user ID of calling process. * Returns effective user ID of calling process.
@ -29,10 +27,7 @@
*/ */
int geteuid(void) { int geteuid(void) {
int rc; int rc;
struct AuxiliaryValue av; if (!IsWindows()) {
if ((av = _getauxval(AT_EUID)).isfound) {
rc = av.value;
} else if (!IsWindows()) {
rc = sys_geteuid(); rc = sys_geteuid();
} else { } else {
rc = getuid(); rc = getuid();

12
libc/calls/getuid.c
View file

@ -16,7 +16,6 @@
│ TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR │ │ TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR │
│ PERFORMANCE OF THIS SOFTWARE. │ │ PERFORMANCE OF THIS SOFTWARE. │
╚─────────────────────────────────────────────────────────────────────────────*/ ╚─────────────────────────────────────────────────────────────────────────────*/
#include "libc/calls/_getauxval.internal.h"
#include "libc/calls/calls.h" #include "libc/calls/calls.h"
#include "libc/calls/strace.internal.h" #include "libc/calls/strace.internal.h"
#include "libc/calls/syscall-sysv.internal.h" #include "libc/calls/syscall-sysv.internal.h"
@ -25,7 +24,6 @@
#include "libc/nt/accounting.h" #include "libc/nt/accounting.h"
#include "libc/runtime/runtime.h" #include "libc/runtime/runtime.h"
#include "libc/str/str.h" #include "libc/str/str.h"
#include "libc/sysv/consts/auxv.h"
static uint32_t KnuthMultiplicativeHash32(const void *buf, size_t size) { static uint32_t KnuthMultiplicativeHash32(const void *buf, size_t size) {
size_t i; size_t i;
@ -54,10 +52,7 @@ static textwindows dontinline uint32_t GetUserNameHash(void) {
*/ */
int getuid(void) { int getuid(void) {
int rc; int rc;
struct AuxiliaryValue av; if (!IsWindows()) {
if ((av = _getauxval(AT_UID)).isfound) {
rc = av.value;
} else if (!IsWindows()) {
rc = sys_getuid(); rc = sys_getuid();
} else { } else {
rc = GetUserNameHash(); rc = GetUserNameHash();
@ -78,10 +73,7 @@ int getuid(void) {
*/ */
int getgid(void) { int getgid(void) {
int rc; int rc;
struct AuxiliaryValue av; if (!IsWindows()) {
if ((av = _getauxval(AT_GID)).isfound) {
rc = av.value;
} else if (!IsWindows()) {
rc = sys_getgid(); rc = sys_getgid();
} else { } else {
rc = GetUserNameHash(); rc = GetUserNameHash();