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Miscelaneous TSIG bugfixes

This commit is contained in:
Willem Toorop 2015-12-30 12:25:58 +01:00
parent 853bc6c150
commit 11b0346ded
2 changed files with 21 additions and 12 deletions
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31
src/context.c
View File

@ -611,7 +611,7 @@ net_req_query_id_cmp(const void *id1, const void *id2)
return (intptr_t)id1 - (intptr_t)id2;
}
static getdns_tsig_info tsig_info[] = {
static getdns_tsig_info const tsig_info[] = {
{ GETDNS_NO_TSIG, NULL, 0, NULL, 0, 0, 0 }
, { GETDNS_HMAC_MD5 , "hmac-md5.sig-alg.reg.int", 24
, (uint8_t *)"\x08hmac-md5\x07sig-alg\x03reg\x03int", 26, 10, 16 }
@ -620,41 +620,50 @@ static getdns_tsig_info tsig_info[] = {
, (uint8_t *)"\x09hmac-sha1" , 11, 10, 20 }
, { GETDNS_HMAC_SHA224, "hmac-sha224", 11
, (uint8_t *)"\x0bhmac-sha224", 13, 14, 28 }
, { GETDNS_HMAC_SHA224, "hmac-sha256", 11
, { GETDNS_HMAC_SHA256, "hmac-sha256", 11
, (uint8_t *)"\x0bhmac-sha256", 13, 16, 32 }
, { GETDNS_HMAC_SHA224, "hmac-sha384", 11
, (uint8_t *)"\x0bhmac-sha383", 13, 24, 48 }
, { GETDNS_HMAC_SHA224, "hmac-sha512", 11
, { GETDNS_HMAC_SHA384, "hmac-sha384", 11
, (uint8_t *)"\x0bhmac-sha384", 13, 24, 48 }
, { GETDNS_HMAC_SHA512, "hmac-sha512", 11
, (uint8_t *)"\x0bhmac-sha512", 13, 32, 64 }
, { GETDNS_HMAC_MD5 , "hmac-md5" , 8
, (uint8_t *)"\x08hmac-md5" , 10, 10, 16 }
};
static size_t const n_tsig_infos =
sizeof(tsig_info) / sizeof(getdns_tsig_info);
static getdns_tsig_info const * const last_tsig_info =
tsig_info + (sizeof(tsig_info) / sizeof(getdns_tsig_info));
const getdns_tsig_info *_getdns_get_tsig_info(getdns_tsig_algo tsig_alg)
{
return tsig_alg > sizeof(tsig_info) - 1
return tsig_alg > n_tsig_infos - 1
|| tsig_info[tsig_alg].alg == GETDNS_NO_TSIG ? NULL
: &tsig_info[tsig_alg];
}
static getdns_tsig_algo _getdns_get_tsig_algo(getdns_bindata *algo)
{
getdns_tsig_info *i;
const getdns_tsig_info *i;
if (!algo || algo->size == 0)
return GETDNS_NO_TSIG;
if (algo->data[algo->size-1] != 0) {
/* Unterminated string */
for (i = tsig_info; i < tsig_info + sizeof(tsig_info); i++)
if (algo->size == i->strlen_name &&
for (i = tsig_info; i < last_tsig_info; i++)
if ((algo->size == i->strlen_name ||
(algo->size - 1 == i->strlen_name &&
algo->data[algo->size - 1] == '.'
)
)&&
strncasecmp((const char *)algo->data, i->name,
i->strlen_name) == 0)
return i->alg;
} else if (!_getdns_bindata_is_dname(algo)) {
/* Terminated string */
for (i = tsig_info; i < tsig_info + sizeof(tsig_info); i++)
for (i = tsig_info; i < last_tsig_info; i++)
if (algo->size - 1 == i->strlen_name &&
strncasecmp((const char *)algo->data, i->name,
i->strlen_name) == 0)
@ -662,7 +671,7 @@ static getdns_tsig_algo _getdns_get_tsig_algo(getdns_bindata *algo)
} else {
/* fqdn, canonical_dname_compare is now safe to use! */
for (i = tsig_info; i < tsig_info + sizeof(tsig_info); i++)
for (i = tsig_info; i < last_tsig_info; i++)
if (canonical_dname_compare(algo->data, i->dname) == 0)
return i->alg;
}

2
src/test/getdns_query.c
View File

@ -412,7 +412,7 @@ ipaddr_dict(getdns_context *context, char *ipstr)
if (*tsig_name_str)
getdns_dict_util_set_string(r, "tsig_name", tsig_name_str);
if (*tsig_algorithm_str)
getdns_dict_util_set_string(r, "tsig_algorithm", tsig_name_str);
getdns_dict_util_set_string(r, "tsig_algorithm", tsig_algorithm_str);
if (*tsig_secret_str) {
tsig_secret_size = gqldns_b64_pton(
tsig_secret_str, tsig_secret_buf, sizeof(tsig_secret_buf));