commit f2c7ba159b2066ea5c2a1c00816f7a5debb8b024
author aurel32 <aurel32@c046a42c-6fe2-441c-8c8c-71466251a162> Fri Mar 28 22:32:06 2008 +0000
committer aurel32 <aurel32@c046a42c-6fe2-441c-8c8c-71466251a162> Fri Mar 28 22:32:06 2008 +0000
tree 4a6d7b95e5c9d11f2779afebd5c5e5585ea1191e
parent ce3f0e2f119b1a80636df165db807fdc7fbc349a

add pread64 and pwrite64 system calls

(Gary Thomas)


git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4126 c046a42c-6fe2-441c-8c8c-71466251a162

linux-user/syscall.c

diff --git a/linux-user/syscall.c b/linux-user/syscall.c
index a15c935..b1dc365 100644
--- a/linux-user/syscall.c
+++ b/linux-user/syscall.c
@@ -4875,6 +4875,20 @@
         unlock_user(p, arg2, 0);
         break;
 #endif
+#ifdef TARGET_NR_pread64
+    case TARGET_NR_pread64:
+        if (!(p = lock_user(VERIFY_WRITE, arg2, arg3, 0)))
+            goto efault;
+        ret = get_errno(pread64(arg1, p, arg3, target_offset64(arg4, arg5)));
+        unlock_user(p, arg2, ret);
+        break;
+    case TARGET_NR_pwrite64:
+        if (!(p = lock_user(VERIFY_READ, arg2, arg3, 1)))
+            goto efault;
+        ret = get_errno(pwrite64(arg1, p, arg3, target_offset64(arg4, arg5)));
+        unlock_user(p, arg2, 0);
+        break;
+#endif
     case TARGET_NR_getcwd:
         if (!(p = lock_user(VERIFY_WRITE, arg1, arg2, 0)))
             goto efault;