/* check searching bad files doesn't crash */
void chmd_search_test_01() {
struct mschm_decompressor *chmd;
struct mschmd_header *chm1, *chm2;
struct mschmd_file *f, result;
unsigned int i;
const char *files[] = {
"test_files/chmd/cve-2015-4468-namelen-bounds.chm",
"test_files/chmd/cve-2015-4469-namelen-bounds.chm",
"test_files/chmd/cve-2015-4472-namelen-bounds.chm"
};
chmd = mspack_create_chm_decompressor(NULL);
TEST(chmd != NULL);
for (i = 0; i < (sizeof(files)/sizeof(char *)); i++) {
chm1 = chmd->open(chmd, files[i]);
TEST(chm1 != NULL);
chm2 = chmd->fast_open(chmd, files[i]);
TEST(chm2 != NULL);
for (f = chm1->files; f; f = f->next) {
if (!chmd->fast_find(chmd, chm2, f->filename, &result, sizeof(result))) {
TEST(f->offset == result.offset);
TEST(f->length == result.length);
}
}
chmd->close(chmd, chm2);
chmd->close(chmd, chm1);
}
mspack_destroy_chm_decompressor(chmd);
}
/* check opening bad files is rejected */
void chmd_open_test_01() {
struct mschm_decompressor *chmd;
struct mschmd_header *chm;
unsigned int i;
const char *files[] = {
"test_files/chmd/cve-2017-6419-lzx-negative-spaninfo.chm"
};
chmd = mspack_create_chm_decompressor(NULL);
TEST(chmd != NULL);
for (i = 0; i < (sizeof(files)/sizeof(char *)); i++) {
chm = chmd->open(chmd, files[i]);
TEST(chm == NULL);
}
mspack_destroy_chm_decompressor(chmd);
}
/***
* Destructor
*/
wxChmTools::~wxChmTools()
{
struct mschm_decompressor *chmd = m_decompressor;
struct mschmd_header *chmh = m_archive;
delete m_fileNames;
// Close Archive
if (chmh && chmd)
chmd->close(chmd, chmh);
free(m_chmFileNameANSI);
// Destroy Decompressor
if (chmd)
mspack_destroy_chm_decompressor(chmd);
}
/* check extracting bad files doesn't crash */
void chmd_extract_test_01() {
struct mschm_decompressor *chmd;
struct mschmd_header *chm;
struct mschmd_file *f;
unsigned int i;
const char *files[] = {
"test_files/chmd/cve-2015-4467-reset-interval-zero.chm",
};
chmd = mspack_create_chm_decompressor(NULL);
TEST(chmd != NULL);
for (i = 0; i < (sizeof(files)/sizeof(char *)); i++) {
chm = chmd->open(chmd, files[i]);
TEST(chm != NULL);
for (f = chm->files; f; f = f->next) {
chmd->extract(chmd, f, "/dev/null");
}
chmd->close(chmd, chm);
}
mspack_destroy_chm_decompressor(chmd);
}
/* check no files are returned with blank filenames */
void chmd_open_test_02() {
struct mschm_decompressor *chmd;
struct mschmd_header *chm;
struct mschmd_file *f;
unsigned int i;
const char *files[] = {
"test_files/chmd/blank-filenames.chm"
};
chmd = mspack_create_chm_decompressor(NULL);
TEST(chmd != NULL);
for (i = 0; i < (sizeof(files)/sizeof(char *)); i++) {
chm = chmd->open(chmd, files[i]);
TEST(chm != NULL);
for (f = chm->files; f; f = f->next) {
TEST(f->filename && f->filename[0]);
}
for (f = chm->sysfiles; f; f = f->next) {
TEST(f->filename && f->filename[0]);
}
}
mspack_destroy_chm_decompressor(chmd);
}
