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[Qemu-devel] [PATCH v2 072/108] linux-user: Split out getegid, geteuid,


From: Richard Henderson
Subject: [Qemu-devel] [PATCH v2 072/108] linux-user: Split out getegid, geteuid, getgid, getuid, lchown
Date: Sat, 9 Jun 2018 17:01:44 -1000

Signed-off-by: Richard Henderson <address@hidden>
---
 linux-user/syscall.c | 82 +++++++++++++++++++++++++++++++-------------
 1 file changed, 58 insertions(+), 24 deletions(-)

diff --git a/linux-user/syscall.c b/linux-user/syscall.c
index 8d6b949b8a..f8e34d28b1 100644
--- a/linux-user/syscall.c
+++ b/linux-user/syscall.c
@@ -8441,6 +8441,27 @@ IMPL(getdents64)
 }
 #endif /* TARGET_NR_getdents64 */
 
+#ifdef TARGET_NR_getegid
+IMPL(getegid)
+{
+    return get_errno(high2lowgid(getegid()));
+}
+#endif
+
+#ifdef TARGET_NR_geteuid
+IMPL(geteuid)
+{
+    return get_errno(high2lowuid(geteuid()));
+}
+#endif
+
+#ifdef TARGET_NR_getgid
+IMPL(getgid)
+{
+    return get_errno(high2lowgid(getgid()));
+}
+#endif
+
 IMPL(getitimer)
 {
     struct itimerval value;
@@ -8584,6 +8605,13 @@ IMPL(gettimeofday)
     return ret;
 }
 
+#ifdef TARGET_NR_getuid
+IMPL(getuid)
+{
+    return get_errno(high2lowuid(getuid()));
+}
+#endif
+
 #if defined(TARGET_NR_getxpid) && defined(TARGET_ALPHA)
 IMPL(getxpid)
 {
@@ -8769,6 +8797,21 @@ IMPL(kill)
     return get_errno(safe_kill(arg1, target_to_host_signal(arg2)));
 }
 
+#ifdef TARGET_NR_lchown
+IMPL(lchown)
+{
+    char *p = lock_user_string(arg1);
+    abi_long ret;
+
+    if (!p) {
+        return -TARGET_EFAULT;
+    }
+    ret = get_errno(lchown(p, low2highuid(arg2), low2highgid(arg3)));
+    unlock_user(p, arg1, 0);
+    return ret;
+}
+#endif
+
 #ifdef TARGET_NR_link
 IMPL(link)
 {
@@ -11410,30 +11453,6 @@ static abi_long do_syscall1(void *cpu_env, unsigned 
num, abi_long arg1,
     void *p;
 
     switch(num) {
-#ifdef TARGET_NR_lchown
-    case TARGET_NR_lchown:
-        if (!(p = lock_user_string(arg1)))
-            return -TARGET_EFAULT;
-        ret = get_errno(lchown(p, low2highuid(arg2), low2highgid(arg3)));
-        unlock_user(p, arg1, 0);
-        return ret;
-#endif
-#ifdef TARGET_NR_getuid
-    case TARGET_NR_getuid:
-        return get_errno(high2lowuid(getuid()));
-#endif
-#ifdef TARGET_NR_getgid
-    case TARGET_NR_getgid:
-        return get_errno(high2lowgid(getgid()));
-#endif
-#ifdef TARGET_NR_geteuid
-    case TARGET_NR_geteuid:
-        return get_errno(high2lowuid(geteuid()));
-#endif
-#ifdef TARGET_NR_getegid
-    case TARGET_NR_getegid:
-        return get_errno(high2lowgid(getegid()));
-#endif
     case TARGET_NR_setreuid:
         return get_errno(setreuid(low2highuid(arg1), low2highuid(arg2)));
     case TARGET_NR_setregid:
@@ -13094,6 +13113,15 @@ static impl_fn *syscall_table(unsigned num)
 #endif
 #if defined(TARGET_NR_getdents64) && defined(__NR_getdents64)
         SYSCALL(getdents64);
+#endif
+#ifdef TARGET_NR_getegid
+        SYSCALL(getegid);
+#endif
+#ifdef TARGET_NR_geteuid
+        SYSCALL(geteuid);
+#endif
+#ifdef TARGET_NR_getgid
+        SYSCALL(getgid);
 #endif
         SYSCALL(getitimer);
 #ifdef TARGET_NR_getpeername
@@ -13121,6 +13149,9 @@ static impl_fn *syscall_table(unsigned num)
         SYSCALL(getsockopt);
 #endif
         SYSCALL(gettimeofday);
+#ifdef TARGET_NR_getuid
+        SYSCALL(getuid);
+#endif
 #if defined(TARGET_NR_getxpid) && defined(TARGET_ALPHA)
         SYSCALL(getxpid);
 #endif
@@ -13129,6 +13160,9 @@ static impl_fn *syscall_table(unsigned num)
         SYSCALL(ipc);
 #endif
         SYSCALL(kill);
+#ifdef TARGET_NR_lchown
+        SYSCALL(lchown);
+#endif
 #ifdef TARGET_NR_link
         SYSCALL(link);
 #endif
-- 
2.17.1




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