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3663. [bug] Address bugs in dns_rdata_fromstruct and

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dns_rdata_tostruct for WKS and ISDN types. [RT #34910]
This commit is contained in:
Mark Andrews
2013-10-25 13:06:09 +11:00
parent 11e9195ad1
commit 34416a7954
4 changed files with 169 additions and 8 deletions
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150
lib/dns/tests/rdata_test.c
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@@ -227,12 +227,162 @@ ATF_TC_BODY(edns_client_subnet, tc) {
}
}
ATF_TC(wks);
ATF_TC_HEAD(wks, tc) {
atf_tc_set_md_var(tc, "descr", "wks to/from struct");
}
ATF_TC_BODY(wks, tc) {
struct {
unsigned char data[64];
size_t len;
isc_boolean_t ok;
} test_data[] = {
{
/* too short */
{ 0x00, 0x08, 0x0, 0x00 }, 4, ISC_FALSE
},
{
/* minimal TCP */
{ 0x00, 0x08, 0x0, 0x00, 6 }, 5, ISC_TRUE
},
{
/* minimal UDP */
{ 0x00, 0x08, 0x0, 0x00, 17 }, 5, ISC_TRUE
},
{
/* minimal other */
{ 0x00, 0x08, 0x0, 0x00, 1 }, 5, ISC_TRUE
},
{
/* sentinal */
{ 0x00 }, 0, ISC_FALSE
}
};
unsigned char buf1[1024*1024];
unsigned char buf2[1024*1024];
isc_buffer_t source, target1, target2;
dns_rdata_t rdata;
dns_decompress_t dctx;
isc_result_t result;
size_t i;
dns_rdata_in_wks_t wks;
UNUSED(tc);
for (i = 0; test_data[i].len != 0; i++) {
isc_buffer_init(&source, test_data[i].data, test_data[i].len);
isc_buffer_add(&source, test_data[i].len);
isc_buffer_setactive(&source, test_data[i].len);
isc_buffer_init(&target1, buf1, sizeof(buf1));
dns_rdata_init(&rdata);
dns_decompress_init(&dctx, -1, DNS_DECOMPRESS_ANY);
result = dns_rdata_fromwire(&rdata, dns_rdataclass_in,
dns_rdatatype_wks, &source,
&dctx, 0, &target1);
dns_decompress_invalidate(&dctx);
if (test_data[i].ok)
ATF_REQUIRE_EQ(result, ISC_R_SUCCESS);
else
ATF_REQUIRE(result != ISC_R_SUCCESS);
if (result != ISC_R_SUCCESS)
continue;
result = dns_rdata_tostruct(&rdata, &wks, NULL);
ATF_REQUIRE_EQ(result, ISC_R_SUCCESS);
isc_buffer_init(&target2, buf2, sizeof(buf2));
dns_rdata_reset(&rdata);
result = dns_rdata_fromstruct(&rdata, dns_rdataclass_in,
dns_rdatatype_wks, &wks,
&target2);
ATF_REQUIRE_EQ(result, ISC_R_SUCCESS);
ATF_REQUIRE_EQ(isc_buffer_usedlength(&target2),
test_data[i].len);
ATF_REQUIRE_EQ(memcmp(buf2, test_data[i].data,
test_data[i].len), 0);
}
}
ATF_TC(isdn);
ATF_TC_HEAD(isdn, tc) {
atf_tc_set_md_var(tc, "descr", "isdn to/from struct");
}
ATF_TC_BODY(isdn, tc) {
struct {
unsigned char data[64];
size_t len;
isc_boolean_t ok;
} test_data[] = {
{
/* "" */
{ 0x00 }, 1, ISC_TRUE
},
{
/* "\001" */
{ 0x1, 0x01 }, 2, ISC_TRUE
},
{
/* "\001" "" */
{ 0x1, 0x01, 0x00 }, 3, ISC_TRUE
},
{
/* "\000" "\001" */
{ 0x1, 0x01, 0x01, 0x01 }, 4, ISC_TRUE
},
{
/* sentinal */
{ 0x00 }, 0, ISC_FALSE
}
};
unsigned char buf1[1024*1024];
unsigned char buf2[1024*1024];
isc_buffer_t source, target1, target2;
dns_rdata_t rdata;
dns_decompress_t dctx;
isc_result_t result;
size_t i;
dns_rdata_isdn_t isdn;
UNUSED(tc);
for (i = 0; test_data[i].len != 0; i++) {
isc_buffer_init(&source, test_data[i].data, test_data[i].len);
isc_buffer_add(&source, test_data[i].len);
isc_buffer_setactive(&source, test_data[i].len);
isc_buffer_init(&target1, buf1, sizeof(buf1));
dns_rdata_init(&rdata);
dns_decompress_init(&dctx, -1, DNS_DECOMPRESS_ANY);
result = dns_rdata_fromwire(&rdata, dns_rdataclass_in,
dns_rdatatype_isdn, &source,
&dctx, 0, &target1);
dns_decompress_invalidate(&dctx);
if (test_data[i].ok)
ATF_REQUIRE_EQ(result, ISC_R_SUCCESS);
else
ATF_REQUIRE(result != ISC_R_SUCCESS);
if (result != ISC_R_SUCCESS)
continue;
result = dns_rdata_tostruct(&rdata, &isdn, NULL);
ATF_REQUIRE_EQ(result, ISC_R_SUCCESS);
isc_buffer_init(&target2, buf2, sizeof(buf2));
dns_rdata_reset(&rdata);
result = dns_rdata_fromstruct(&rdata, dns_rdataclass_in,
dns_rdatatype_isdn, &isdn,
&target2);
ATF_REQUIRE_EQ(result, ISC_R_SUCCESS);
ATF_REQUIRE_EQ(isc_buffer_usedlength(&target2),
test_data[i].len);
ATF_REQUIRE_EQ(memcmp(buf2, test_data[i].data,
test_data[i].len), 0);
}
}
/*
* Main
*/
ATF_TP_ADD_TCS(tp) {
ATF_TP_ADD_TC(tp, hip);
ATF_TP_ADD_TC(tp, edns_client_subnet);
ATF_TP_ADD_TC(tp, wks);
ATF_TP_ADD_TC(tp, isdn);
return (atf_no_error());
}