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author | Dave Brolley <brolley@redhat.com> | 2009-04-21 11:11:02 -0400 |
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committer | Dave Brolley <brolley@redhat.com> | 2009-04-21 11:11:02 -0400 |
commit | 09fd19d66b9e3318e9e33f604eb2dbe623955123 (patch) | |
tree | 073dc18e4ca3ca4bac674c7225a9a54e5fafc7f7 /testsuite/systemtap.base/utrace_syscall_args.c | |
parent | d4935c2f80122827a02d9f66c020d7e8ef6d6ade (diff) | |
parent | 9a6d143c6e2c79cee1082d0455da92cfa78b03c7 (diff) | |
download | systemtap-steved-09fd19d66b9e3318e9e33f604eb2dbe623955123.tar.gz systemtap-steved-09fd19d66b9e3318e9e33f604eb2dbe623955123.tar.xz systemtap-steved-09fd19d66b9e3318e9e33f604eb2dbe623955123.zip |
Merge branch 'master' of git://sources.redhat.com/git/systemtap
Conflicts:
aclocal.m4
configure
Diffstat (limited to 'testsuite/systemtap.base/utrace_syscall_args.c')
-rw-r--r-- | testsuite/systemtap.base/utrace_syscall_args.c | 67 |
1 files changed, 67 insertions, 0 deletions
diff --git a/testsuite/systemtap.base/utrace_syscall_args.c b/testsuite/systemtap.base/utrace_syscall_args.c new file mode 100644 index 00000000..2d3da838 --- /dev/null +++ b/testsuite/systemtap.base/utrace_syscall_args.c @@ -0,0 +1,67 @@ +#include <sys/types.h> +#include <sys/stat.h> +#include <sys/mman.h> +#include <fcntl.h> +#include <unistd.h> +#include <sys/syscall.h> /* For SYS_xxx definitions */ + +int main() +{ + int fd, ret; + struct stat fs; + void *r; + int rc; + + /* create a file with something in it */ + fd = open("foobar", O_WRONLY|O_CREAT|O_TRUNC, 0600); + lseek(fd, 1024, SEEK_SET); + write(fd, "abcdef", 6); + close(fd); + + fd = open("foobar", O_RDONLY); + + /* stat for file size */ + ret = fstat(fd, &fs); + + /* mmap file file, then unmap it. */ + r = mmap(NULL, fs.st_size, PROT_READ, MAP_SHARED, fd, 0); + if (r != MAP_FAILED) + munmap(r, fs.st_size); + close(fd); + + /* OK, try some system calls to see if we get the arguments + * correctly. */ +#if (__LONG_MAX__ > __INT_MAX__) + rc = syscall (__NR_dup, (unsigned long)-12345, + (unsigned long)0xffffffffffffffff, + (unsigned long)0xa5a5a5a5a5a5a5a5, + (unsigned long)0xf0f0f0f0f0f0f0f0, + (unsigned long)0x5a5a5a5a5a5a5a5a, + (unsigned long)0xe38e38e38e38e38e); +#else + rc = syscall (__NR_dup, (unsigned long)-12345, + (unsigned long)0xffffffff, + (unsigned long)0xa5a5a5a5, + (unsigned long)0xf0f0f0f0, + (unsigned long)0x5a5a5a5a, + (unsigned long)0xe38e38e3); +#endif +#if (__LONG_MAX__ > __INT_MAX__) + rc = syscall ((unsigned long)-1, + (unsigned long)0x1c71c71c71c71c71, + (unsigned long)0x0f0f0f0f0f0f0f0f, + (unsigned long)0xdb6db6db6db6db6d, + (unsigned long)0x2492492492492492, + (unsigned long)0xad6b5ad6b5ad6b5a, + (unsigned long)0xdef7ddef7ddef7dd); +#else + rc = syscall ((unsigned long)-1, + (unsigned long)0x1c71c71c, + (unsigned long)0x0f0f0f0f, + (unsigned long)0xdb6db6db, + (unsigned long)0x24924924, + (unsigned long)0xad6b5ad6, + (unsigned long)0xdef7ddef); +#endif + return 0; +} |