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#181 OSS-Fuzz DOTCODE test for correct encoding of HT/FS/GS/RS

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gitlost 2020-03-29 12:34:56 +01:00
parent 56f0616747
commit e8b56faa11
1 changed files with 27 additions and 3 deletions
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30
backend/tests/test_dotcode.c
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@ -31,7 +31,7 @@
#include "testcommon.h" #include "testcommon.h"
// #181 Christian Hartlage OSS-Fuzz // #181 Christian Hartlage / Nico Gunkel OSS-Fuzz
static void test_fuzz(void) static void test_fuzz(void)
{ {
testStart(""); testStart("");
@ -39,11 +39,29 @@ static void test_fuzz(void)
int ret; int ret;
struct item { struct item {
unsigned char* data; unsigned char* data;
int length;
int input_mode;
int ret; int ret;
}; };
// s/\/\*[ 0-9]*\*\//\=printf("\/*%3d*\/", line(".") - line("'<")) // s/\/\*[ 0-9]*\*\//\=printf("\/*%3d*\/", line(".") - line("'<"))
struct item data[] = { struct item data[] = {
/* 0*/ { "(\207'", 0 }, // 0x28,0x87,0x27 Note: should but doesn't trigger sanitize error if no length check, for some reason; TODO: determine why /* 0*/ { "(\207'", -1, DATA_MODE, 0 }, // 0x28,0x87,0x27 Note: should but doesn't trigger sanitize error if no length check, for some reason; TODO: determine why
/* 1*/ {
"\133\061\106\133\061\106\070\161\116\133\116\116\067\040\116\016\000\116\125\111\125\125\316\125\125\116\116\116\116\117\116\125"
"\111\125\103\316\125\125\116\116\116\116\117\000\000\116\136\116\116\001\116\316\076\116\116\057\136\116\116\134\000\000\116\116"
"\116\230\116\116\116\116\125\125\125\257\257\257\000\001\116\130\212\212\212\212\212\212\212\377\377\210\212\212\177\000\212\212"
"\212\212\212\212\175\212\212\212\212\212\212\116\117\001\116\116\112\116\116\116\116\176\136\000\000\000\000\000\000\000\000\000"
"\000\000\000\000\000\000\000\000\005\377\377\005\125\125\125\325\001\116\116\116\266\116\020\000\200\000\116\116\177\000\000\377"
"\377\257\257\257\125\112\117\116\001\000\000\044\241\001\116\116\116\136\116\116\116\056\116\125\111\125\125\316\125\125\116\116"
"\116\116\057\000\000\116\136\116\116\001\116\116\076\342\116\057\136\116\116\134\000\000\116\116\116\241\116\116\116\116\125\125"
"\125\257\257\257\000\001\116\130\212\212\212\212\212\212\212\212\172\212\071\071\071\071\071\071\071\071\071\071\071\071\071\071"
"\071\071\071\071\071\110\071\071\051\071\065\071\071\071\071\071\071\071\071\071\071\071\071\071\071\071\071\071\071\071\071\071"
"\071\071\071\071\071\330\330\330\330\330\330\330\330\330\330\330\330\330\330\330\330\330\330\330\330\330\330\330\330\330\330\330"
"\330\330\071\071\071\071\071\071\071\071\071\071\071\071\071\071\071\071\065\071\071\071\071\071\071\071\071\071\071\071\071\071"
"\071\071\071\071\071\072\071\071\277\071\071\077\071\071\071\071\071\071\071\071\154\071\071\071\071\071\071\071\071\071\071\071"
"\071\071\071\011\071\071\071\071\071\071\071\071\071\071\071\071\071\071\105\105\105\105\105\105\105\105\105\105\105\105\105\071"
"\071\071\071\071\071", // Original OSS-Fuzz triggering data for index out of bounds (encoding of HT/FS/GS/RS when shifting to code set B)
421, UNICODE_MODE, ZINT_WARN_USES_ECI },
}; };
int data_size = sizeof(data) / sizeof(struct item); int data_size = sizeof(data) / sizeof(struct item);
@ -53,7 +71,13 @@ static void test_fuzz(void)
assert_nonnull(symbol, "Symbol not created\n"); assert_nonnull(symbol, "Symbol not created\n");
symbol->symbology = BARCODE_DOTCODE; symbol->symbology = BARCODE_DOTCODE;
int length = strlen(data[i].data); int length = data[i].length;
if (length == -1) {
length = strlen(data[i].data);
}
if (data[i].input_mode != -1) {
symbol->input_mode = data[i].input_mode;
}
ret = ZBarcode_Encode(symbol, data[i].data, length); ret = ZBarcode_Encode(symbol, data[i].data, length);
assert_equal(ret, data[i].ret, "i:%d ZBarcode_Encode ret %d != %d (%s)\n", i, ret, data[i].ret, symbol->errtxt); assert_equal(ret, data[i].ret, "i:%d ZBarcode_Encode ret %d != %d (%s)\n", i, ret, data[i].ret, symbol->errtxt);