def try_js(args): shared.try_delete(filename + '.js') print '(compile)' shared.execute([shared.EMCC, '-O2', '-s', 'ASM_JS=1', filename + '.c', '-o', filename + '.js'] + CSMITH_CFLAGS + args, stderr=PIPE) assert os.path.exists(filename + '.js') print '(run)' js = shared.run_js(filename + '.js', stderr=PIPE, engine=engine1, check_timeout=True) assert correct1 == js or correct2 == js, ''.join([a.rstrip()+'\n' for a in difflib.unified_diff(correct1.split('\n'), js.split('\n'), fromfile='expected', tofile='actual')])
def try_js(args): shared.try_delete(filename + '.js') shared.execute([ shared.EMCC, '-O2', '-s', 'ASM_JS=1', '-s', 'PRECISE_I64_MATH=1', '-s', 'PRECISE_I32_MUL=1', filename + '.c', '-o', filename + '.js' ] + CSMITH_CFLAGS + args, stderr=PIPE) assert os.path.exists(filename + '.js') js = shared.run_js(filename + '.js', stderr=PIPE, engine=engine1) assert correct == js, ''.join([ a.rstrip() + '\n' for a in difflib.unified_diff(correct.split('\n'), js.split('\n'), fromfile='expected', tofile='actual') ])
def try_js(args): shared.try_delete(filename + ".js") print "(compile)" shared.execute( [shared.EMCC, "-O2", "-s", "ASM_JS=1", filename + ".c", "-o", filename + ".js"] + CSMITH_CFLAGS + args, stderr=PIPE, ) assert os.path.exists(filename + ".js") print "(run)" js = shared.run_js(filename + ".js", stderr=PIPE, engine=engine1, check_timeout=True) assert correct1 == js or correct2 == js, "".join( [ a.rstrip() + "\n" for a in difflib.unified_diff( correct1.split("\n"), js.split("\n"), fromfile="expected", tofile="actual" ) ] )
def init_download(download_list, audio_dir): # Tell get_iplayer to download audio programs in download_list PIDs download_str = ','.join(download_list) for path in sh.execute([ 'get_iplayer', '--type=radio', '--pid=' + download_str, '--file-prefix=<pid>', '--radiomode=good', '--output=' + audio_dir, '--force', '--overwrite' ]): logging.debug(path) # TO DO: Add better error logging return
filename = os.path.join(shared.CANONICAL_TEMP_DIR, 'fuzzcode') shared.DEFAULT_TIMEOUT = 1 tried = 0 notes = { 'invalid': 0, 'unaligned': 0, 'embug': 0 } fails = 0 while 1: print 'Tried %d, notes: %s' % (tried, notes) print '1) Generate C' shared.execute([CSMITH, '--no-volatiles', '--no-math64', '--no-packed-struct'],# + #['--max-block-depth', '2', '--max-block-size', '2', '--max-expr-complexity', '2', '--max-funcs', '2'], stdout=open(filename + '.c', 'w')) #shutil.copyfile(filename + '.c', 'testcase%d.c' % tried) print '1) Generate C... %.2f K of C source' % (len(open(filename + '.c').read())/1024.) tried += 1 print '2) Compile natively' shared.try_delete(filename) shared.execute([shared.CLANG_CC, '-O2', filename + '.c', '-o', filename + '1'] + CSMITH_CFLAGS, stderr=PIPE) # + shared.EMSDK_OPTS shared.execute([shared.CLANG_CC, '-O2', '-emit-llvm', '-c', '-Xclang', '-triple=i386-pc-linux-gnu', filename + '.c', '-o', filename + '.bc'] + CSMITH_CFLAGS + shared.EMSDK_OPTS, stderr=PIPE) shared.execute([shared.path_from_root('tools', 'nativize_llvm.py'), filename + '.bc'], stdout=PIPE, stderr=PIPE) shutil.move(filename + '.bc.run', filename + '2') shared.execute([shared.CLANG_CC, filename + '.c', '-o', filename + '3'] + CSMITH_CFLAGS, stderr=PIPE) print '3) Run natively' try:
import os, sys, difflib from subprocess import Popen, PIPE, STDOUT sys.path += [ os.path.join(os.path.dirname(os.path.dirname(os.path.dirname(__file__))), 'tools') ] import shared filename = sys.argv[1] print 'testing file', filename print '2) Compile natively' shared.try_delete(filename) shared.execute([shared.CLANG_CC, '-O2', filename + '.c', '-o', filename] + CSMITH_CFLAGS, stderr=PIPE) assert os.path.exists(filename) print '3) Run natively' try: correct = shared.timeout_run(Popen([filename], stdout=PIPE, stderr=PIPE), 3) except Exception, e: print 'Failed or infinite looping in native, skipping', e notes['invalid'] += 1 os.exit(0) # boring print '4) Compile JS-ly and compare' def try_js(args):
filename = os.path.join(shared.CANONICAL_TEMP_DIR, "fuzzcode") shared.DEFAULT_TIMEOUT = 5 tried = 0 notes = {"invalid": 0, "unaligned": 0, "embug": 0} fails = 0 while 1: print "Tried %d, notes: %s" % (tried, notes) print "1) Generate C" shared.execute( [CSMITH, "--no-volatiles", "--no-math64", "--no-packed-struct"], # + # ['--max-block-depth', '2', '--max-block-size', '2', '--max-expr-complexity', '2', '--max-funcs', '2'], stdout=open(filename + ".c", "w"), ) # shutil.copyfile(filename + '.c', 'testcase%d.c' % tried) print "1) Generate C... %.2f K of C source" % (len(open(filename + ".c").read()) / 1024.0) tried += 1 print "2) Compile natively" shared.try_delete(filename) shared.execute( [shared.CLANG_CC, "-O2", filename + ".c", "-o", filename + "1"] + CSMITH_CFLAGS, stderr=PIPE ) # + shared.EMSDK_OPTS shared.execute( [ shared.CLANG_CC,
def try_js(args): shared.try_delete(filename + '.js') shared.execute([shared.EMCC, '-O2', '-s', 'ASM_JS=1', '-s', 'PRECISE_I64_MATH=1', '-s', 'PRECISE_I32_MUL=1', filename + '.c', '-o', filename + '.js'] + CSMITH_CFLAGS + args, stderr=PIPE) assert os.path.exists(filename + '.js') js = shared.run_js(filename + '.js', stderr=PIPE, engine=engine1) assert correct == js, ''.join([a.rstrip()+'\n' for a in difflib.unified_diff(correct.split('\n'), js.split('\n'), fromfile='expected', tofile='actual')])
''' Runs csmith, a C fuzzer, and looks for bugs ''' import os, sys, difflib from subprocess import Popen, PIPE, STDOUT sys.path += [os.path.join(os.path.dirname(os.path.dirname(os.path.dirname(__file__))), 'tools')] import shared filename = sys.argv[1] print 'testing file', filename print '2) Compile natively' shared.try_delete(filename) shared.execute([shared.CLANG_CC, '-O2', filename + '.c', '-o', filename] + CSMITH_CFLAGS, stderr=PIPE) assert os.path.exists(filename) print '3) Run natively' try: correct = shared.timeout_run(Popen([filename], stdout=PIPE, stderr=PIPE), 3) except Exception, e: print 'Failed or infinite looping in native, skipping', e notes['invalid'] += 1 os.exit(0) # boring print '4) Compile JS-ly and compare' def try_js(args): shared.try_delete(filename + '.js') shared.execute([shared.EMCC, '-O2', '-s', 'ASM_JS=1', '-s', 'PRECISE_I64_MATH=1', '-s', 'PRECISE_I32_MUL=1', filename + '.c', '-o', filename + '.js'] + CSMITH_CFLAGS + args, stderr=PIPE) assert os.path.exists(filename + '.js')
CSMITH = os.path.expanduser('~/Dev/csmith/src/csmith') CSMITH_CFLAGS = ['-I' + os.path.expanduser('~/Dev/csmith/runtime/')] filename = os.path.join(shared.CANONICAL_TEMP_DIR, 'fuzzcode') shared.DEFAULT_TIMEOUT = 1 tried = 0 notes = { 'invalid': 0, 'unaligned': 0, 'embug': 0 } while 1: print 'Tried %d, notes: %s' % (tried, notes) tried += 1 print '1) Generate C' shared.execute([CSMITH, '--no-volatiles', '--no-math64'], stdout=open(filename + '.c', 'w')) print '2) Compile natively' shared.try_delete(filename) shared.execute([shared.CLANG_CC, '-O2', filename + '.c', '-o', filename] + CSMITH_CFLAGS, stderr=PIPE) assert os.path.exists(filename) print '3) Run natively' try: correct = shared.timeout_run(Popen([filename], stdout=PIPE, stderr=PIPE), 3) except Exception, e: print 'Failed or infinite looping in native, skipping', e notes['invalid'] += 1 continue print '4) Compile JS-ly and compare'
filename = os.path.join(shared.CANONICAL_TEMP_DIR, 'fuzzcode') shared.DEFAULT_TIMEOUT = 5 tried = 0 notes = { 'invalid': 0, 'unaligned': 0, 'embug': 0 } fails = 0 while 1: print 'Tried %d, notes: %s' % (tried, notes) print '1) Generate C' shared.execute([CSMITH, '--no-volatiles', '--no-math64', '--no-packed-struct'],# + #['--max-block-depth', '2', '--max-block-size', '2', '--max-expr-complexity', '2', '--max-funcs', '2'], stdout=open(filename + '.c', 'w')) #shutil.copyfile(filename + '.c', 'testcase%d.c' % tried) print '1) Generate C... %.2f K of C source' % (len(open(filename + '.c').read())/1024.) tried += 1 print '2) Compile natively' shared.try_delete(filename) shared.execute([shared.CLANG_CC, '-O2', filename + '.c', '-o', filename + '1'] + CSMITH_CFLAGS, stderr=PIPE) # + shared.EMSDK_OPTS shared.execute([shared.CLANG_CC, '-O2', '-emit-llvm', '-c', '-Xclang', '-triple=i386-pc-linux-gnu', filename + '.c', '-o', filename + '.bc'] + CSMITH_CFLAGS + shared.EMSDK_OPTS, stderr=PIPE) shared.execute([shared.path_from_root('tools', 'nativize_llvm.py'), filename + '.bc'], stdout=PIPE, stderr=PIPE) shutil.move(filename + '.bc.run', filename + '2') shared.execute([shared.CLANG_CC, filename + '.c', '-o', filename + '3'] + CSMITH_CFLAGS, stderr=PIPE) print '3) Run natively' try: