/src/libvips/fuzz/jpegsave_file_fuzzer.cc
Line  | Count  | Source (jump to first uncovered line)  | 
1  |  | #include <vips/vips.h>  | 
2  |  |  | 
3  |  | extern "C" int  | 
4  |  | LLVMFuzzerInitialize(int *argc, char ***argv)  | 
5  | 33  | { | 
6  | 33  |   if (VIPS_INIT(*argv[0]))  | 
7  | 0  |     return -1;  | 
8  |  |  | 
9  | 33  |   vips_concurrency_set(1);  | 
10  | 33  |   return 0;  | 
11  | 33  | }  | 
12  |  |  | 
13  |  | static int  | 
14  |  | test_one_file(const char *name)  | 
15  | 33.1k  | { | 
16  | 33.1k  |   VipsImage *image;  | 
17  | 33.1k  |   void *buf;  | 
18  | 33.1k  |   size_t len;  | 
19  |  |  | 
20  | 33.1k  |   if (!(image = vips_image_new_from_file(name,  | 
21  | 33.1k  |         "access", VIPS_ACCESS_SEQUENTIAL,  | 
22  | 33.1k  |         nullptr)))  | 
23  | 10.9k  |     return 0;  | 
24  |  |  | 
25  | 22.1k  |   if (image->Xsize > 100 ||  | 
26  | 22.1k  |     image->Ysize > 100 ||  | 
27  | 22.1k  |     image->Bands > 4) { | 
28  | 1.10k  |     g_object_unref(image);  | 
29  | 1.10k  |     return 0;  | 
30  | 1.10k  |   }  | 
31  |  |  | 
32  | 21.0k  |   if (vips_jpegsave_buffer(image, &buf, &len, nullptr)) { | 
33  | 12.7k  |     g_object_unref(image);  | 
34  | 12.7k  |     return 0;  | 
35  | 12.7k  |   }  | 
36  |  |  | 
37  | 8.35k  |   g_free(buf);  | 
38  | 8.35k  |   g_object_unref(image);  | 
39  |  |  | 
40  | 8.35k  |   return 0;  | 
41  | 21.0k  | }  | 
42  |  |  | 
43  |  | extern "C" int  | 
44  |  | LLVMFuzzerTestOneInput(const guint8 *data, size_t size)  | 
45  | 33.1k  | { | 
46  | 33.1k  |   char *name;  | 
47  |  |  | 
48  | 33.1k  |   if (!(name = vips__temp_name("%s"))) | 
49  | 0  |     return 0;  | 
50  |  |  | 
51  | 33.1k  |   if (!g_file_set_contents(name, (const char *) data, size, nullptr) ||  | 
52  | 33.1k  |     test_one_file(name)) { | 
53  | 0  |     g_unlink(name);  | 
54  | 0  |     g_free(name);  | 
55  |  | 
  | 
56  | 0  |     return 0;  | 
57  | 0  |   }  | 
58  |  |  | 
59  | 33.1k  |   g_unlink(name);  | 
60  | 33.1k  |   g_free(name);  | 
61  |  |  | 
62  | 33.1k  |   return 0;  | 
63  | 33.1k  | }  |