From 3aecf2e0577b0bb1f49cc6bb58c82d293219a646 Mon Sep 17 00:00:00 2001
From: Eric Biggers <ebiggers3@gmail.com>
Date: Sat, 30 Jan 2016 20:41:27 -0600
Subject: [PATCH] Add afl-fuzz files

---
 tools/afl-fuzz/Makefile                    |  12 +++++++
 tools/afl-fuzz/deflate_compress/fuzz.c     |  40 +++++++++++++++++++++
 tools/afl-fuzz/deflate_compress/inputs/0   | Bin 0 -> 500 bytes
 tools/afl-fuzz/deflate_decompress/fuzz.c   |  28 +++++++++++++++
 tools/afl-fuzz/deflate_decompress/inputs/0 |   3 ++
 tools/afl-fuzz/gzip_decompress/fuzz.c      |  28 +++++++++++++++
 tools/afl-fuzz/gzip_decompress/inputs/0    | Bin 0 -> 187 bytes
 tools/afl-fuzz/prepare_for_fuzz.sh         |  14 ++++++++
 tools/afl-fuzz/zlib_decompress/fuzz.c      |  28 +++++++++++++++
 tools/afl-fuzz/zlib_decompress/inputs/0    |   3 ++
 10 files changed, 156 insertions(+)
 create mode 100644 tools/afl-fuzz/Makefile
 create mode 100644 tools/afl-fuzz/deflate_compress/fuzz.c
 create mode 100644 tools/afl-fuzz/deflate_compress/inputs/0
 create mode 100644 tools/afl-fuzz/deflate_decompress/fuzz.c
 create mode 100644 tools/afl-fuzz/deflate_decompress/inputs/0
 create mode 100644 tools/afl-fuzz/gzip_decompress/fuzz.c
 create mode 100644 tools/afl-fuzz/gzip_decompress/inputs/0
 create mode 100755 tools/afl-fuzz/prepare_for_fuzz.sh
 create mode 100644 tools/afl-fuzz/zlib_decompress/fuzz.c
 create mode 100644 tools/afl-fuzz/zlib_decompress/inputs/0

diff --git a/tools/afl-fuzz/Makefile b/tools/afl-fuzz/Makefile
new file mode 100644
index 0000000..c819797
--- /dev/null
+++ b/tools/afl-fuzz/Makefile
@@ -0,0 +1,12 @@
+SRC := $(wildcard */*.c)
+EXE := $(SRC:.c=)
+
+CFLAGS := -O2 -s
+LDLIBS := -ldeflate
+LDFLAGS := -L../..
+CPPFLAGS := -I../..
+
+all:$(EXE)
+
+clean:
+	rm -f $(EXE)
diff --git a/tools/afl-fuzz/deflate_compress/fuzz.c b/tools/afl-fuzz/deflate_compress/fuzz.c
new file mode 100644
index 0000000..970cf51
--- /dev/null
+++ b/tools/afl-fuzz/deflate_compress/fuzz.c
@@ -0,0 +1,40 @@
+#include <assert.h>
+#include <libdeflate.h>
+#include <string.h>
+#include <fcntl.h>
+#include <unistd.h>
+#include <sys/stat.h>
+
+int main(int argc, char **argv)
+{
+	struct deflate_decompressor *d;
+	struct deflate_compressor *c;
+	int ret;
+	int fd = open(argv[1], O_RDONLY);
+	struct stat stbuf;
+	assert(fd >= 0);
+	ret = fstat(fd, &stbuf);
+	assert(!ret);
+
+	char in[stbuf.st_size];
+	ret = read(fd, in, sizeof in);
+	assert(ret == sizeof in);
+
+	c = deflate_alloc_compressor(6);
+	d = deflate_alloc_decompressor();
+
+	char out[sizeof(in)];
+	char checkarray[sizeof(in)];
+
+	size_t csize = deflate_compress(c, in,sizeof in, out, sizeof out);
+	if (csize) {
+		enum decompress_result res;
+		res = deflate_decompress(d, out, csize, checkarray, sizeof in, NULL);
+		assert(!res);
+		assert(!memcmp(in, checkarray, sizeof in));
+	}
+
+	deflate_free_compressor(c);
+	deflate_free_decompressor(d);
+	return 0;
+}
diff --git a/tools/afl-fuzz/deflate_compress/inputs/0 b/tools/afl-fuzz/deflate_compress/inputs/0
new file mode 100644
index 0000000000000000000000000000000000000000..875bce73adf5f19f8fd08c3a41cb0b50688961c2
GIT binary patch
literal 500
zcmZR$CCmT@U!XK2Lp($PL3W5i*pr|%6NABg82dI{%y2%8tt<{v&%|IfAI8>$iy6;n
zkcG%|L1{*YC>S#iE)*uJ08y0yr9q~_*el>-hVvn+5ab7_oQMNNjFBM}#uSALu`qmQ
z48^ID!vLl+1jf`gg$RK(hRlcYF4@8r!kDk^kQKssH|*gGVN7JFgy3|F6x29IhCmoI
W9m$5k`7j>LSfD}}6WNA96dM2@kS(bI

literal 0
HcmV?d00001

diff --git a/tools/afl-fuzz/deflate_decompress/fuzz.c b/tools/afl-fuzz/deflate_decompress/fuzz.c
new file mode 100644
index 0000000..fcd685f
--- /dev/null
+++ b/tools/afl-fuzz/deflate_decompress/fuzz.c
@@ -0,0 +1,28 @@
+#include <assert.h>
+#include <libdeflate.h>
+#include <fcntl.h>
+#include <unistd.h>
+#include <sys/stat.h>
+
+int main(int argc, char **argv)
+{
+	struct deflate_decompressor *d;
+	int ret;
+	int fd = open(argv[1], O_RDONLY);
+	struct stat stbuf;
+	assert(fd >= 0);
+	ret = fstat(fd, &stbuf);
+	assert(!ret);
+
+	char in[stbuf.st_size];
+	ret = read(fd, in, sizeof in);
+	assert(ret == sizeof in);
+
+	char out[sizeof(in) * 3];
+
+	d = deflate_alloc_decompressor();
+
+	deflate_decompress(d, in, sizeof in, out, sizeof out, NULL);
+	deflate_free_decompressor(d);
+	return 0;
+}
diff --git a/tools/afl-fuzz/deflate_decompress/inputs/0 b/tools/afl-fuzz/deflate_decompress/inputs/0
new file mode 100644
index 0000000..19e3a34
--- /dev/null
+++ b/tools/afl-fuzz/deflate_decompress/inputs/0
@@ -0,0 +1,3 @@
+u�1
+�@Eg�Bl5
+��V���6j��X{�i=���l=����l�����?t���D
���=�G�%���2xԇ7e�D���s[���Uk��q�
|R/���뮰*F�Mz��v��`�
��r�1��B��,lDuYj#0<�՞2�0h�E�`��I���W�
\ No newline at end of file
diff --git a/tools/afl-fuzz/gzip_decompress/fuzz.c b/tools/afl-fuzz/gzip_decompress/fuzz.c
new file mode 100644
index 0000000..200b611
--- /dev/null
+++ b/tools/afl-fuzz/gzip_decompress/fuzz.c
@@ -0,0 +1,28 @@
+#include <assert.h>
+#include <libdeflate.h>
+#include <fcntl.h>
+#include <unistd.h>
+#include <sys/stat.h>
+
+int main(int argc, char **argv)
+{
+	struct deflate_decompressor *d;
+	int ret;
+	int fd = open(argv[1], O_RDONLY);
+	struct stat stbuf;
+	assert(fd >= 0);
+	ret = fstat(fd, &stbuf);
+	assert(!ret);
+
+	char in[stbuf.st_size];
+	ret = read(fd, in, sizeof in);
+	assert(ret == sizeof in);
+
+	char out[sizeof(in) * 3];
+
+	d = deflate_alloc_decompressor();
+
+	gzip_decompress(d, in, sizeof in, out, sizeof out, NULL);
+	deflate_free_decompressor(d);
+	return 0;
+}
diff --git a/tools/afl-fuzz/gzip_decompress/inputs/0 b/tools/afl-fuzz/gzip_decompress/inputs/0
new file mode 100644
index 0000000000000000000000000000000000000000..813c75359a868df30db47c5ca0cae54082fdf475
GIT binary patch
literal 187
zcmV;s07U;EiwFP!00000|8<Tr3c^4TMQ6oAY&8mk5U^Gf#nR{%7B&_ZYL}~6dx2>^
zkCo^VYy>@k;Le|{(QNbI{GFLUbnVdRy+jS|sPYayuSd}aB@Di)moj+Nhc{*LM7<f)
z&~sbV&<40wYaPWN_i?!md{Qsv>a`E~>#ndW2S%bzdYZg;u$5rY0mt)l&@rm>LK}hi
pENnz|S!yFNJjK<XGRQD!fklvDx%f%2{}Sw1!W+{d>|pc(003|SSEK*{

literal 0
HcmV?d00001

diff --git a/tools/afl-fuzz/prepare_for_fuzz.sh b/tools/afl-fuzz/prepare_for_fuzz.sh
new file mode 100755
index 0000000..06911c1
--- /dev/null
+++ b/tools/afl-fuzz/prepare_for_fuzz.sh
@@ -0,0 +1,14 @@
+#!/bin/sh
+
+set -e
+
+make -C ../../ clean
+make clean
+AFL_HARDEN=1 make CC=afl-gcc -C ../../
+AFL_HARDEN=1 make CC=afl-gcc
+
+for dir in $(find . -mindepth 1 -maxdepth 1 -type d); do
+	rm -rf /tmp/$dir
+	cp -va $dir /tmp/$dir
+	mkdir -p /tmp/$dir/outputs
+done
diff --git a/tools/afl-fuzz/zlib_decompress/fuzz.c b/tools/afl-fuzz/zlib_decompress/fuzz.c
new file mode 100644
index 0000000..db38252
--- /dev/null
+++ b/tools/afl-fuzz/zlib_decompress/fuzz.c
@@ -0,0 +1,28 @@
+#include <assert.h>
+#include <libdeflate.h>
+#include <fcntl.h>
+#include <unistd.h>
+#include <sys/stat.h>
+
+int main(int argc, char **argv)
+{
+	struct deflate_decompressor *d;
+	int ret;
+	int fd = open(argv[1], O_RDONLY);
+	struct stat stbuf;
+	assert(fd >= 0);
+	ret = fstat(fd, &stbuf);
+	assert(!ret);
+
+	char in[stbuf.st_size];
+	ret = read(fd, in, sizeof in);
+	assert(ret == sizeof in);
+
+	char out[sizeof(in) * 3];
+
+	d = deflate_alloc_decompressor();
+
+	zlib_decompress(d, in, sizeof in, out, sizeof out, NULL);
+	deflate_free_decompressor(d);
+	return 0;
+}
diff --git a/tools/afl-fuzz/zlib_decompress/inputs/0 b/tools/afl-fuzz/zlib_decompress/inputs/0
new file mode 100644
index 0000000..292e972
--- /dev/null
+++ b/tools/afl-fuzz/zlib_decompress/inputs/0
@@ -0,0 +1,3 @@
+x�u�1
+�@Eg�Bl5
+��V���6j��X{�i=���l=����l�����?t���D
���=�G�%���2xԇ7e�D���s[���Uk��q�
|R/���뮰*F�Mz��v��`�
��r�1��B��,lDuYj#0<�՞2�0h�E�`��I���W��-�
\ No newline at end of file