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15 Commits

Author SHA1 Message Date
Peter Collingbourne 4da39395b0 [dfsan] Add libgo functions to ABI list. 
llvm-svn: 221363
 2014-11-05 17:21:08 +00:00
Lorenzo Martignoni 60ebffc12f Custom wrappers for DFSanitizing sprintf & snprintf. 
Differential Revision: http://reviews.llvm.org/D5561

llvm-svn: 219293
 2014-10-08 10:01:42 +00:00
Peter Collingbourne 16f2f18105 Add user-defined callback on write() calls. 
Add dfsan_set_write_callback(), which sets a callback to be invoked when
a write() call is invoked within DFSan instrumented code.

Patch by Sam Kerner!

Differential Revision: http://reviews.llvm.org/D3268

llvm-svn: 207131
 2014-04-24 17:42:16 +00:00
Peter Collingbourne 5d167dae7d Add function to get the number of DFSan labels allocated. 
Expose the number of DFSan labels allocated by adding function dfsan_get_label_count().

Patch by Sam Kerner!

Differential Revision: http://llvm-reviews.chandlerc.com/D3109

llvm-svn: 204854
 2014-03-26 21:09:53 +00:00
Lorenzo Martignoni f073541819 [DFSan] New custom wrappers 
Added the following custom wrappers:
  strstr
  strrchr
  memchr
  nanosleep
  socketpair

Tweaked a couple of existing wrappers: if a wrapper returns a pointers derived
from an input pointer, then return the label of the input pointer

Sorted tests invocation

Differential Revision: D2354

llvm-svn: 197601
 2013-12-18 19:25:34 +00:00
Lorenzo Martignoni 65550a5dd1 [DFSan] Extend the ABI list to discard new glibc functions 
Differential Revision: http://llvm-reviews.chandlerc.com/D2291

llvm-svn: 196389
 2013-12-04 16:53:10 +00:00
Lorenzo Martignoni 895454e1e4 Implement a bunch of custom glibc wrappers & corresponding tests 
llvm-svn: 195749
 2013-11-26 11:45:58 +00:00
Peter Collingbourne f09d5d03fd Revert r195381, "Implement a bunch of custom glibc wrappers & corresponding tests." 
It broke a buildbot.

llvm-svn: 195392
 2013-11-21 23:48:19 +00:00
Peter Collingbourne 0a14a71061 Implement a bunch of custom glibc wrappers & corresponding tests. 
- Introduce several new custom glibc wrappers
- Implement some of the not yet implemented wrappers
- Refactor and extend the tests
- Add script to make sure all declare custom glibc wrappers are implemented & tested.

Patch by Lorenzo Martignoni!

Differential Revision: http://llvm-reviews.chandlerc.com/D2234

llvm-svn: 195381
 2013-11-21 23:18:03 +00:00
Peter Collingbourne 01b337dc2d [dfsan] Tweaks for the ABI list 
- Add a bunch of glibc functions to the ABI list
- Group similar functions in the ABI

Patch by Lorenzo Martignoni!

Differential Revision: http://llvm-reviews.chandlerc.com/D2185

llvm-svn: 195110
 2013-11-19 06:33:13 +00:00
Peter Collingbourne cdec0a8ad2 [dfsan] Add a few easy functions to the ABI list. 
llvm-svn: 190653
 2013-09-13 01:38:56 +00:00
Peter Collingbourne 187a169603 [dfsan] Add custom function for dl_iterate_phdr. 
Differential Revision: http://llvm-reviews.chandlerc.com/D1505

llvm-svn: 189503
 2013-08-28 20:18:25 +00:00
Peter Collingbourne 3e5524d6c5 [dfsan] Add custom function for pthread_create. 
Differential Revision: http://llvm-reviews.chandlerc.com/D1504

llvm-svn: 189502
 2013-08-28 20:18:22 +00:00
Peter Collingbourne 12b0809eb1 [dfsan] Initial set of custom functions and interceptors for libc. 
Differential Revision: http://llvm-reviews.chandlerc.com/D1397

llvm-svn: 188490
 2013-08-15 21:18:53 +00:00
Peter Collingbourne 0e51eda83b [dfsan] Runtime support for ABI list functionality; can now run integration tests with args ABI. 
Differential Revision: http://llvm-reviews.chandlerc.com/D1351

llvm-svn: 188401
 2013-08-14 18:54:06 +00:00