test_read_truncated.c [plain text]
#include "test.h"
__FBSDID("$FreeBSD: src/lib/libarchive/test/test_read_truncated.c,v 1.4 2008/09/01 05:38:33 kientzle Exp $");
char buff[1000000];
char buff2[100000];
DEFINE_TEST(test_read_truncated)
{
struct archive_entry *ae;
struct archive *a;
unsigned int i;
size_t used;
assert((a = archive_write_new()) != NULL);
assertA(0 == archive_write_set_format_ustar(a));
assertA(0 == archive_write_set_compression_none(a));
assertA(0 == archive_write_open_memory(a, buff, sizeof(buff), &used));
assert((ae = archive_entry_new()) != NULL);
archive_entry_copy_pathname(ae, "file");
archive_entry_set_mode(ae, S_IFREG | 0755);
for (i = 0; i < sizeof(buff2); i++)
buff2[i] = (unsigned char)rand();
archive_entry_set_size(ae, sizeof(buff2));
assertA(0 == archive_write_header(a, ae));
archive_entry_free(ae);
assertA((int)sizeof(buff2) == archive_write_data(a, buff2, sizeof(buff2)));
assertA(0 == archive_write_close(a));
#if ARCHIVE_VERSION_NUMBER < 2000000
archive_write_finish(a);
#else
assertA(0 == archive_write_finish(a));
#endif
for (i = 1; i < used + 100; i += 100) {
assert((a = archive_read_new()) != NULL);
assertA(0 == archive_read_support_format_all(a));
assertA(0 == archive_read_support_compression_all(a));
assertA(0 == archive_read_open_memory(a, buff, i));
if (i < 512) {
assertA(ARCHIVE_FATAL == archive_read_next_header(a, &ae));
goto wrap_up;
} else {
assertA(0 == archive_read_next_header(a, &ae));
}
if (i < 512 + sizeof(buff2)) {
assertA(ARCHIVE_FATAL == archive_read_data(a, buff2, sizeof(buff2)));
goto wrap_up;
} else {
assertA((int)sizeof(buff2) == archive_read_data(a, buff2, sizeof(buff2)));
}
if (i < 512 + 512*((sizeof(buff2) + 511)/512) + 512) {
assertA(ARCHIVE_FATAL == archive_read_next_header(a, &ae));
} else {
assertA(ARCHIVE_EOF == archive_read_next_header(a, &ae));
}
wrap_up:
assert(0 == archive_read_close(a));
#if ARCHIVE_VERSION_NUMBER < 2000000
archive_read_finish(a);
#else
assert(0 == archive_read_finish(a));
#endif
}
for (i = 1; i < used + 100; i += 100) {
assert((a = archive_read_new()) != NULL);
assertA(0 == archive_read_support_format_all(a));
assertA(0 == archive_read_support_compression_all(a));
assertA(0 == archive_read_open_memory(a, buff, i));
if (i < 512) {
assertA(ARCHIVE_FATAL == archive_read_next_header(a, &ae));
goto wrap_up2;
} else {
assertA(0 == archive_read_next_header(a, &ae));
}
if (i < 512 + 512*((sizeof(buff2)+511)/512)) {
assertA(ARCHIVE_FATAL == archive_read_data_skip(a));
goto wrap_up2;
} else {
assertA(ARCHIVE_OK == archive_read_data_skip(a));
}
if (i < 512 + 512*((sizeof(buff2) + 511)/512) + 512) {
assertA(ARCHIVE_FATAL == archive_read_next_header(a, &ae));
} else {
assertA(ARCHIVE_EOF == archive_read_next_header(a, &ae));
}
wrap_up2:
assert(0 == archive_read_close(a));
#if ARCHIVE_VERSION_NUMBER < 2000000
archive_read_finish(a);
#else
assert(0 == archive_read_finish(a));
#endif
}
}