svn commit: branches/uClibc-nptl/test/dlopen

[carmelo at uclibc.org]

Author: carmelo
Date: 2008-01-23 05:02:20 -0800 (Wed, 23 Jan 2008)
New Revision: 20887

Log:
Test case to exploit dladdr bug

Signed-off-by: Filippo Arcidiacono <filippo.arcidiacono at st.com>


Added:
   branches/uClibc-nptl/test/dlopen/dladdr.c

Modified:
   branches/uClibc-nptl/test/dlopen/Makefile


Changeset:
Modified: branches/uClibc-nptl/test/dlopen/Makefile
===================================================================
--- branches/uClibc-nptl/test/dlopen/Makefile	2008-01-22 16:25:37 UTC (rev 20886)
+++ branches/uClibc-nptl/test/dlopen/Makefile	2008-01-23 13:02:20 UTC (rev 20887)
@@ -4,7 +4,7 @@
 # rules need a little love to work with glibc ...
 export UCLIBC_ONLY := 1
 
-TESTS := dltest dltest2 test1 test2 test3
+TESTS := dltest dltest2 test1 test2 test3 dladdr
 
 ifeq ($(UCLIBC_STATIC),y)
 TESTS_DISABLED := test3
@@ -21,6 +21,7 @@
 LDFLAGS_test1   := -ldl
 LDFLAGS_test2   := -ldl
 LDFLAGS_test3   := -ldl ./libtest1.so ./libtest2.so -Wl,-rpath,.
+LDFLAGS_dladdr  := -ldl
 
 DEBUG_LIBS := X
 WRAPPER := env $(DEBUG_LIBS)=all LD_LIBRARY_PATH="$$PWD:.:$(LD_LIBRARY_PATH)"

Added: branches/uClibc-nptl/test/dlopen/dladdr.c
===================================================================
--- branches/uClibc-nptl/test/dlopen/dladdr.c	                        (rev 0)
+++ branches/uClibc-nptl/test/dlopen/dladdr.c	2008-01-23 13:02:20 UTC (rev 20887)
@@ -0,0 +1,25 @@
+#include <dlfcn.h>
+#include <stdlib.h>
+#include <stdio.h>
+#include <string.h>
+
+int main(int argc, char **argv)
+{
+	Dl_info info;
+	int res = 0;
+
+	memset(&info, '\0', sizeof(Dl_info));
+	res = dladdr((void *)1, &info);
+	if (res != 0) {
+		fprintf(stderr, "dladdr() should fail\n");
+		fprintf(stderr, "dli_fname = %s\n", info.dli_fname);
+		fprintf(stderr, "dli_fbase = 0x%08x\n", (unsigned int)info.dli_fbase);
+		fprintf(stderr, "dli_sname = %s\n", info.dli_sname);
+		fprintf(stderr, "dli_saddr = 0x%08x\n", (unsigned int)info.dli_saddr);
+		exit(1);
+        }
+
+	fprintf(stderr, "dladdr() failed as expected\n");
+	return EXIT_SUCCESS;
+}
+