[T106][ZXW-22]7520V3SCV2.01.01.02P42U09_VEC_V0.8_AP_VEC origin source commit
Change-Id: Ic6e05d89ecd62fc34f82b23dcf306c93764aec4b
diff --git a/ap/libc/glibc/glibc-2.22/posix/tst-preadwrite.c b/ap/libc/glibc/glibc-2.22/posix/tst-preadwrite.c
new file mode 100644
index 0000000..a844181
--- /dev/null
+++ b/ap/libc/glibc/glibc-2.22/posix/tst-preadwrite.c
@@ -0,0 +1,104 @@
+/* Tests for pread and pwrite.
+ Copyright (C) 1998-2015 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Ulrich Drepper <drepper@cygnus.com>, 1998.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, see
+ <http://www.gnu.org/licenses/>. */
+
+#include <errno.h>
+#include <error.h>
+#include <string.h>
+#include <unistd.h>
+
+
+/* Allow testing of the 64-bit versions as well. */
+#ifndef PREAD
+# define PREAD pread
+# define PWRITE pwrite
+#endif
+
+#define STRINGIFY(s) STRINGIFY2 (s)
+#define STRINGIFY2(s) #s
+
+/* Prototype for our test function. */
+extern void do_prepare (int argc, char *argv[]);
+extern int do_test (int argc, char *argv[]);
+
+/* We have a preparation function. */
+#define PREPARE do_prepare
+
+/* We might need a bit longer timeout. */
+#define TIMEOUT 20 /* sec */
+
+/* This defines the `main' function and some more. */
+#include <test-skeleton.c>
+
+/* These are for the temporary file we generate. */
+char *name;
+int fd;
+
+void
+do_prepare (int argc, char *argv[])
+{
+ size_t name_len;
+
+#define FNAME FNAME2(TRUNCATE)
+#define FNAME2(s) "/" STRINGIFY(s) "XXXXXX"
+
+ name_len = strlen (test_dir);
+ name = malloc (name_len + sizeof (FNAME));
+ if (name == NULL)
+ error (EXIT_FAILURE, errno, "cannot allocate file name");
+ mempcpy (mempcpy (name, test_dir, name_len), FNAME, sizeof (FNAME));
+ add_temp_file (name);
+
+ /* Open our test file. */
+ fd = mkstemp (name);
+ if (fd == -1)
+ error (EXIT_FAILURE, errno, "cannot open test file `%s'", name);
+}
+
+
+int
+do_test (int argc, char *argv[])
+{
+ char buf[1000];
+ char res[1000];
+ int i;
+
+ memset (buf, '\0', sizeof (buf));
+ memset (res, '\xff', sizeof (res));
+
+ if (write (fd, buf, sizeof (buf)) != sizeof (buf))
+ error (EXIT_FAILURE, errno, "during write");
+
+ for (i = 100; i < 200; ++i)
+ buf[i] = i;
+ if (PWRITE (fd, buf + 100, 100, 100) != 100)
+ error (EXIT_FAILURE, errno, "during %s", STRINGIFY (PWRITE));
+
+ for (i = 450; i < 600; ++i)
+ buf[i] = i;
+ if (PWRITE (fd, buf + 450, 150, 450) != 150)
+ error (EXIT_FAILURE, errno, "during %s", STRINGIFY (PWRITE));
+
+ if (PREAD (fd, res, sizeof (buf) - 50, 50) != sizeof (buf) - 50)
+ error (EXIT_FAILURE, errno, "during %s", STRINGIFY (PREAD));
+
+ close (fd);
+ unlink (name);
+
+ return memcmp (buf + 50, res, sizeof (buf) - 50);
+}