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-rw-r--r--debug/tst-chk1.c231
1 files changed, 226 insertions, 5 deletions
diff --git a/debug/tst-chk1.c b/debug/tst-chk1.c
index 3ed1cd9825..6389d1150e 100644
--- a/debug/tst-chk1.c
+++ b/debug/tst-chk1.c
@@ -24,6 +24,8 @@
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
+#include <sys/socket.h>
+#include <sys/un.h>
#include <unistd.h>
char *temp_filename;
@@ -463,11 +465,22 @@ do_test (void)
if (fgets (buf, sizeof (buf), stdin) != buf || memcmp (buf, "ABCDEFGHI", 10))
FAIL ();
+ rewind (stdin);
+
+ if (fgets (buf, l0 + sizeof (buf), stdin) != buf
+ || memcmp (buf, "abcdefgh\n", 10))
+ FAIL ();
+
#if __USE_FORTIFY_LEVEL >= 1
CHK_FAIL_START
if (fgets (buf, sizeof (buf) + 1, stdin) != buf)
FAIL ();
CHK_FAIL_END
+
+ CHK_FAIL_START
+ if (fgets (buf, l0 + sizeof (buf) + 1, stdin) != buf)
+ FAIL ();
+ CHK_FAIL_END
#endif
rewind (stdin);
@@ -479,11 +492,22 @@ do_test (void)
|| memcmp (buf, "ABCDEFGHI", 10))
FAIL ();
+ rewind (stdin);
+
+ if (fgets_unlocked (buf, l0 + sizeof (buf), stdin) != buf
+ || memcmp (buf, "abcdefgh\n", 10))
+ FAIL ();
+
#if __USE_FORTIFY_LEVEL >= 1
CHK_FAIL_START
if (fgets_unlocked (buf, sizeof (buf) + 1, stdin) != buf)
FAIL ();
CHK_FAIL_END
+
+ CHK_FAIL_START
+ if (fgets_unlocked (buf, l0 + sizeof (buf) + 1, stdin) != buf)
+ FAIL ();
+ CHK_FAIL_END
#endif
lseek (fileno (stdin), 0, SEEK_SET);
@@ -495,6 +519,12 @@ do_test (void)
|| memcmp (buf, "ABCDEFGHI", 9))
FAIL ();
+ lseek (fileno (stdin), 0, SEEK_SET);
+
+ if (read (fileno (stdin), buf, l0 + sizeof (buf) - 1) != sizeof (buf) - 1
+ || memcmp (buf, "abcdefgh\n", 9))
+ FAIL ();
+
#if __USE_FORTIFY_LEVEL >= 1
CHK_FAIL_START
if (read (fileno (stdin), buf, sizeof (buf) + 1) != sizeof (buf) + 1)
@@ -502,12 +532,16 @@ do_test (void)
CHK_FAIL_END
#endif
+ if (pread (fileno (stdin), buf, sizeof (buf) - 1, sizeof (buf) - 2)
+ != sizeof (buf) - 1
+ || memcmp (buf, "\nABCDEFGH", 9))
+ FAIL ();
if (pread (fileno (stdin), buf, sizeof (buf) - 1, 0) != sizeof (buf) - 1
|| memcmp (buf, "abcdefgh\n", 9))
FAIL ();
- if (pread (fileno (stdin), buf, sizeof (buf) - 1, sizeof (buf) - 1)
+ if (pread (fileno (stdin), buf, l0 + sizeof (buf) - 1, sizeof (buf) - 3)
!= sizeof (buf) - 1
- || memcmp (buf, "ABCDEFGHI", 9))
+ || memcmp (buf, "h\nABCDEFG", 9))
FAIL ();
#if __USE_FORTIFY_LEVEL >= 1
@@ -518,17 +552,21 @@ do_test (void)
CHK_FAIL_END
#endif
+ if (pread64 (fileno (stdin), buf, sizeof (buf) - 1, sizeof (buf) - 2)
+ != sizeof (buf) - 1
+ || memcmp (buf, "\nABCDEFGH", 9))
+ FAIL ();
if (pread64 (fileno (stdin), buf, sizeof (buf) - 1, 0) != sizeof (buf) - 1
|| memcmp (buf, "abcdefgh\n", 9))
FAIL ();
- if (pread64 (fileno (stdin), buf, sizeof (buf) - 1, sizeof (buf) - 1)
+ if (pread64 (fileno (stdin), buf, l0 + sizeof (buf) - 1, sizeof (buf) - 3)
!= sizeof (buf) - 1
- || memcmp (buf, "ABCDEFGHI", 9))
+ || memcmp (buf, "h\nABCDEFG", 9))
FAIL ();
#if __USE_FORTIFY_LEVEL >= 1
CHK_FAIL_START
- if (pread64 (fileno (stdin), buf, sizeof (buf) + 1, 2 * (sizeof (buf) - 1))
+ if (pread64 (fileno (stdin), buf, sizeof (buf) + 1, 2 * sizeof (buf))
!= sizeof (buf) + 1)
FAIL ();
CHK_FAIL_END
@@ -570,5 +608,188 @@ do_test (void)
snprintf (buf, sizeof (buf), "%3$d\n", 1, 2, 3, 4);
CHK_FAIL2_END
+ int sp[2];
+ if (socketpair (PF_UNIX, SOCK_STREAM, 0, sp))
+ FAIL ();
+ else
+ {
+ const char *sendstr = "abcdefgh\nABCDEFGH\n0123456789\n";
+ if (send (sp[0], sendstr, strlen (sendstr), 0) != strlen (sendstr))
+ FAIL ();
+
+ char recvbuf[12];
+ if (recv (sp[1], recvbuf, sizeof recvbuf, MSG_PEEK)
+ != sizeof recvbuf
+ || memcmp (recvbuf, sendstr, sizeof recvbuf) != 0)
+ FAIL ();
+
+ if (recv (sp[1], recvbuf + 6, l0 + sizeof recvbuf - 7, MSG_PEEK)
+ != sizeof recvbuf - 7
+ || memcmp (recvbuf + 6, sendstr, sizeof recvbuf - 7) != 0)
+ FAIL ();
+
+#if __USE_FORTIFY_LEVEL >= 1
+ CHK_FAIL_START
+ if (recv (sp[1], recvbuf + 1, sizeof recvbuf, MSG_PEEK)
+ != sizeof recvbuf)
+ FAIL ();
+ CHK_FAIL_END
+
+ CHK_FAIL_START
+ if (recv (sp[1], recvbuf + 4, l0 + sizeof recvbuf - 3, MSG_PEEK)
+ != sizeof recvbuf - 3)
+ FAIL ();
+ CHK_FAIL_END
+#endif
+
+ socklen_t sl;
+ struct sockaddr_un sa_un;
+
+ sl = sizeof (sa_un);
+ if (recvfrom (sp[1], recvbuf, sizeof recvbuf, MSG_PEEK, &sa_un, &sl)
+ != sizeof recvbuf
+ || memcmp (recvbuf, sendstr, sizeof recvbuf) != 0)
+ FAIL ();
+
+ sl = sizeof (sa_un);
+ if (recvfrom (sp[1], recvbuf + 6, l0 + sizeof recvbuf - 7, MSG_PEEK,
+ &sa_un, &sl) != sizeof recvbuf - 7
+ || memcmp (recvbuf + 6, sendstr, sizeof recvbuf - 7) != 0)
+ FAIL ();
+
+#if __USE_FORTIFY_LEVEL >= 1
+ CHK_FAIL_START
+ sl = sizeof (sa_un);
+ if (recvfrom (sp[1], recvbuf + 1, sizeof recvbuf, MSG_PEEK, &sa_un, &sl)
+ != sizeof recvbuf)
+ FAIL ();
+ CHK_FAIL_END
+
+ CHK_FAIL_START
+ sl = sizeof (sa_un);
+ if (recvfrom (sp[1], recvbuf + 4, l0 + sizeof recvbuf - 3, MSG_PEEK,
+ &sa_un, &sl) != sizeof recvbuf - 3)
+ FAIL ();
+ CHK_FAIL_END
+#endif
+
+ close (sp[0]);
+ close (sp[1]);
+ }
+
+ char fname[] = "/tmp/tst-chk1-dir-XXXXXX\0foo";
+ char *enddir = strchr (fname, '\0');
+ if (mkdtemp (fname) == NULL)
+ {
+ printf ("mkdtemp failed: %m\n");
+ return 1;
+ }
+ *enddir = '/';
+ if (symlink ("bar", fname) != 0)
+ FAIL ();
+
+ char readlinkbuf[4];
+ if (readlink (fname, readlinkbuf, 4) != 3
+ || memcmp (readlinkbuf, "bar", 3) != 0)
+ FAIL ();
+ if (readlink (fname, readlinkbuf + 1, l0 + 3) != 3
+ || memcmp (readlinkbuf, "bbar", 4) != 0)
+ FAIL ();
+
+#if __USE_FORTIFY_LEVEL >= 1
+ CHK_FAIL_START
+ if (readlink (fname, readlinkbuf + 2, l0 + 3) != 3)
+ FAIL ();
+ CHK_FAIL_END
+
+ CHK_FAIL_START
+ if (readlink (fname, readlinkbuf + 3, 4) != 3)
+ FAIL ();
+ CHK_FAIL_END
+#endif
+
+ char *cwd1 = getcwd (NULL, 0);
+ if (cwd1 == NULL)
+ FAIL ();
+
+ char *cwd2 = getcwd (NULL, 250);
+ if (cwd2 == NULL)
+ FAIL ();
+
+ if (cwd1 && cwd2)
+ {
+ if (strcmp (cwd1, cwd2) != 0)
+ FAIL ();
+
+ *enddir = '\0';
+ if (chdir (fname))
+ FAIL ();
+
+ char *cwd3 = getcwd (NULL, 0);
+ if (cwd3 == NULL)
+ FAIL ();
+ if (strcmp (fname, cwd3) != 0)
+ printf ("getcwd after chdir is '%s' != '%s',"
+ "get{c,}wd tests skipped\n", cwd3, fname);
+ else
+ {
+ char getcwdbuf[sizeof fname - 3];
+
+ char *cwd4 = getcwd (getcwdbuf, sizeof getcwdbuf);
+ if (cwd4 != getcwdbuf
+ || strcmp (getcwdbuf, fname) != 0)
+ FAIL ();
+
+ cwd4 = getcwd (getcwdbuf + 1, l0 + sizeof getcwdbuf - 1);
+ if (cwd4 != getcwdbuf + 1
+ || getcwdbuf[0] != fname[0]
+ || strcmp (getcwdbuf + 1, fname) != 0)
+ FAIL ();
+
+#if __USE_FORTIFY_LEVEL >= 1
+ CHK_FAIL_START
+ if (getcwd (getcwdbuf + 2, l0 + sizeof getcwdbuf)
+ != getcwdbuf + 2)
+ FAIL ();
+ CHK_FAIL_END
+
+ CHK_FAIL_START
+ if (getcwd (getcwdbuf + 2, sizeof getcwdbuf)
+ != getcwdbuf + 2)
+ FAIL ();
+ CHK_FAIL_END
+#endif
+
+ if (getwd (getcwdbuf) != getcwdbuf
+ || strcmp (getcwdbuf, fname) != 0)
+ FAIL ();
+
+ if (getwd (getcwdbuf + 1) != getcwdbuf + 1
+ || strcmp (getcwdbuf + 1, fname) != 0)
+ FAIL ();
+
+#if __USE_FORTIFY_LEVEL >= 1
+ CHK_FAIL_START
+ if (getwd (getcwdbuf + 2) != getcwdbuf + 2)
+ FAIL ();
+ CHK_FAIL_END
+#endif
+ }
+
+ if (chdir (cwd1) != 0)
+ FAIL ();
+ free (cwd3);
+ }
+
+ free (cwd1);
+ free (cwd2);
+ *enddir = '/';
+ if (unlink (fname) != 0)
+ FAIL ();
+
+ *enddir = '\0';
+ if (rmdir (fname) != 0)
+ FAIL ();
+
return ret;
}
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