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add -P flag to getdns_query for EDNS padding policy

This commit is contained in:
Daniel Kahn Gillmor 2015-11-01 15:43:19 +09:00
parent 83bf5ab08b
commit c322a8a330
1 changed files with 21 additions and 2 deletions
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23
src/test/getdns_query.c
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@ -261,7 +261,7 @@ static char *name;
static getdns_context *context;
static getdns_dict *extensions;
static uint16_t request_type = GETDNS_RRTYPE_NS;
static int timeout, edns0_size;
static int timeout, edns0_size, padding_blocksize;
static int async = 0, interactive = 0;
static enum { GENERAL, ADDRESS, HOSTNAME, SERVICE } calltype = GENERAL;
@ -384,6 +384,7 @@ print_usage(FILE *out, const char *progname)
fprintf(out, "\t-n\tSet TLS authentication mode to NONE (default)\n");
fprintf(out, "\t-m\tSet TLS authentication mode to HOSTNAME\n");
fprintf(out, "\t-p\tPretty print response dict\n");
fprintf(out, "\t-P <blocksize>\tPad TLS queries to a multiple of blocksize\n");
fprintf(out, "\t-r\tSet recursing resolution type\n");
fprintf(out, "\t-q\tQuiet mode - don't print response\n");
fprintf(out, "\t-s\tSet stub resolution type (default = recursing)\n");
@ -657,7 +658,8 @@ getdns_return_t parse_args(int argc, char **argv)
context, (uint16_t) edns0_size);
goto next;
case 'c':
getdns_context_set_edns_client_subnet_private(context, 1);
if (getdns_context_set_edns_client_subnet_private(context, 1))
return GETDNS_RETURN_GENERIC_ERROR;
break;
case 'D':
(void) getdns_context_set_edns_do_bit(context, 1);
@ -706,6 +708,23 @@ getdns_return_t parse_args(int argc, char **argv)
getdns_context_set_tls_authentication(context,
GETDNS_AUTHENTICATION_HOSTNAME);
break;
case 'P':
if (c[1] != 0 || ++i >= argc || !*argv[i]) {
fprintf(stderr, "tls_query_padding_blocksize "
"expected after -P\n");
return GETDNS_RETURN_GENERIC_ERROR;
}
padding_blocksize = strtol(argv[i], &endptr, 10);
if (*endptr || padding_blocksize < 0) {
fprintf(stderr, "non-negative "
"numeric padding blocksize expected "
"after -P\n");
return GETDNS_RETURN_GENERIC_ERROR;
}
if (getdns_context_set_tls_query_padding_blocksize(
context, padding_blocksize))
return GETDNS_RETURN_GENERIC_ERROR;
goto next;
case 'p':
json = 0;
case 'q':