162 lines
4.6 KiB
Diff
162 lines
4.6 KiB
Diff
diff -uNr xorg-server-1.20.1/os/utils.c xorg-server-1.20.1.mod/os/utils.c
|
|
--- xorg-server-1.20.1/os/utils.c 2018-08-07 19:31:05.000000000 +0300
|
|
+++ xorg-server-1.20.1.mod/os/utils.c 2018-10-08 21:07:16.844266287 +0300
|
|
@@ -228,7 +228,7 @@
|
|
* server at a time. This keeps the servers from stomping on each other
|
|
* if the user forgets to give them different display numbers.
|
|
*/
|
|
-#define LOCK_DIR "/tmp"
|
|
+#define LOCK_DIR "/data/data/com.termux/files/usr/tmp"
|
|
#define LOCK_TMP_PREFIX "/.tX"
|
|
#define LOCK_PREFIX "/.X"
|
|
#define LOCK_SUFFIX "-lock"
|
|
@@ -320,7 +320,7 @@
|
|
i = 0;
|
|
haslock = 0;
|
|
while ((!haslock) && (i++ < 3)) {
|
|
- haslock = (link(tmp, LockFile) == 0);
|
|
+ haslock = (rename(tmp, LockFile) == 0);
|
|
if (haslock) {
|
|
/*
|
|
* We're done.
|
|
@@ -1383,11 +1383,7 @@
|
|
p = -1;
|
|
break;
|
|
case 0: /* child */
|
|
- if (setgid(getgid()) == -1)
|
|
- _exit(127);
|
|
- if (setuid(getuid()) == -1)
|
|
- _exit(127);
|
|
- execl("/bin/sh", "sh", "-c", command, (char *) NULL);
|
|
+ execl("/data/data/com.termux/files/usr/bin/sh", "sh", "-c", command, (char *) NULL);
|
|
_exit(127);
|
|
default: /* parent */
|
|
do {
|
|
@@ -1453,10 +1449,6 @@
|
|
#endif
|
|
return NULL;
|
|
case 0: /* child */
|
|
- if (setgid(getgid()) == -1)
|
|
- _exit(127);
|
|
- if (setuid(getuid()) == -1)
|
|
- _exit(127);
|
|
if (*type == 'r') {
|
|
if (pdes[1] != 1) {
|
|
/* stdout */
|
|
@@ -1473,7 +1465,7 @@
|
|
}
|
|
close(pdes[1]);
|
|
}
|
|
- execl("/bin/sh", "sh", "-c", command, (char *) NULL);
|
|
+ execl("/data/data/com.termux/files/usr/bin/sh", "sh", "-c", command, (char *) NULL);
|
|
_exit(127);
|
|
}
|
|
|
|
@@ -1531,10 +1523,6 @@
|
|
free(cur);
|
|
return NULL;
|
|
case 0: /* child */
|
|
- if (setgid(getgid()) == -1)
|
|
- _exit(127);
|
|
- if (setuid(getuid()) == -1)
|
|
- _exit(127);
|
|
if (*type == 'r') {
|
|
if (pdes[1] != 1) {
|
|
/* stdout */
|
|
@@ -1577,20 +1565,7 @@
|
|
|
|
return iop;
|
|
#else
|
|
- int ruid, euid;
|
|
-
|
|
- ruid = getuid();
|
|
- euid = geteuid();
|
|
-
|
|
- if (seteuid(ruid) == -1) {
|
|
- return NULL;
|
|
- }
|
|
iop = fopen(file, type);
|
|
-
|
|
- if (seteuid(euid) == -1) {
|
|
- fclose(iop);
|
|
- return NULL;
|
|
- }
|
|
return iop;
|
|
#endif /* HAS_SAVED_IDS_AND_SETEUID */
|
|
}
|
|
@@ -1670,7 +1645,7 @@
|
|
else if (getenv("TMP") != NULL)
|
|
return getenv("TMP");
|
|
else
|
|
- return "/tmp";
|
|
+ return "/data/data/com.termux/files/usr/tmp";
|
|
}
|
|
|
|
int
|
|
@@ -1722,64 +1697,7 @@
|
|
Bool
|
|
PrivsElevated(void)
|
|
{
|
|
- static Bool privsTested = FALSE;
|
|
- static Bool privsElevated = TRUE;
|
|
-
|
|
- if (!privsTested) {
|
|
-#if defined(WIN32)
|
|
- privsElevated = FALSE;
|
|
-#else
|
|
- if ((getuid() != geteuid()) || (getgid() != getegid())) {
|
|
- privsElevated = TRUE;
|
|
- }
|
|
- else {
|
|
-#if defined(HAVE_ISSETUGID)
|
|
- privsElevated = issetugid();
|
|
-#elif defined(HAVE_GETRESUID)
|
|
- uid_t ruid, euid, suid;
|
|
- gid_t rgid, egid, sgid;
|
|
-
|
|
- if ((getresuid(&ruid, &euid, &suid) == 0) &&
|
|
- (getresgid(&rgid, &egid, &sgid) == 0)) {
|
|
- privsElevated = (euid != suid) || (egid != sgid);
|
|
- }
|
|
- else {
|
|
- printf("Failed getresuid or getresgid");
|
|
- /* Something went wrong, make defensive assumption */
|
|
- privsElevated = TRUE;
|
|
- }
|
|
-#else
|
|
- if (getuid() == 0) {
|
|
- /* running as root: uid==euid==0 */
|
|
- privsElevated = FALSE;
|
|
- }
|
|
- else {
|
|
- /*
|
|
- * If there are saved ID's the process might still be privileged
|
|
- * even though the above test succeeded. If issetugid() and
|
|
- * getresgid() aren't available, test this by trying to set
|
|
- * euid to 0.
|
|
- */
|
|
- unsigned int oldeuid;
|
|
-
|
|
- oldeuid = geteuid();
|
|
-
|
|
- if (seteuid(0) != 0) {
|
|
- privsElevated = FALSE;
|
|
- }
|
|
- else {
|
|
- if (seteuid(oldeuid) != 0) {
|
|
- FatalError("Failed to drop privileges. Exiting\n");
|
|
- }
|
|
- privsElevated = TRUE;
|
|
- }
|
|
- }
|
|
-#endif
|
|
- }
|
|
-#endif
|
|
- privsTested = TRUE;
|
|
- }
|
|
- return privsElevated;
|
|
+ return FALSE;
|
|
}
|
|
|
|
/*
|