#include "string-util.h"
#include "strv.h"
#include "terminal-util.h"
+#include "unaligned.h"
DnsResourceKey* dns_resource_key_new(uint16_t class, uint16_t type, const char *name) {
DnsResourceKey *k;
return s;
}
+static char *format_svc_param_value(DnsSvcParam *i) {
+ _cleanup_free_ char *value = NULL;
+
+ assert(i);
+
+ switch (i->key) {
+ case DNS_SVC_PARAM_KEY_ALPN: {
+ size_t offset = 0;
+ _cleanup_strv_free_ char **values_strv = NULL;
+ while (offset < i->length) {
+ size_t sz = (uint8_t) i->value[offset++];
+
+ char *alpn = cescape_length((char *)&i->value[offset], sz);
+ if (!alpn)
+ return NULL;
+
+ if (strv_push(&values_strv, alpn) < 0)
+ return NULL;
+
+ offset += sz;
+ }
+ value = strv_join(values_strv, ",");
+ if (!value)
+ return NULL;
+ break;
+
+ }
+ case DNS_SVC_PARAM_KEY_PORT: {
+ uint16_t port = unaligned_read_be16(i->value);
+ if (asprintf(&value, "%" PRIu16, port) < 0)
+ return NULL;
+ return TAKE_PTR(value);
+ }
+ case DNS_SVC_PARAM_KEY_IPV4HINT: {
+ const struct in_addr *addrs = i->value_in_addr;
+ _cleanup_strv_free_ char **values_strv = NULL;
+ for (size_t n = 0; n < i->length / sizeof (struct in_addr); n++) {
+ char *addr;
+ if (in_addr_to_string(AF_INET, (const union in_addr_union*) &addrs[n], &addr) < 0)
+ return NULL;
+ if (strv_push(&values_strv, addr) < 0)
+ return NULL;
+ }
+ return strv_join(values_strv, ",");
+ }
+ case DNS_SVC_PARAM_KEY_IPV6HINT: {
+ const struct in6_addr *addrs = i->value_in6_addr;
+ _cleanup_strv_free_ char **values_strv = NULL;
+ for (size_t n = 0; n < i->length / sizeof (struct in6_addr); n++) {
+ char *addr;
+ if (in_addr_to_string(AF_INET6, (const union in_addr_union*) &addrs[n], &addr) < 0)
+ return NULL;
+ if (strv_push(&values_strv, addr) < 0)
+ return NULL;
+ }
+ return strv_join(values_strv, ",");
+ }
+ default: {
+ value = decescape((char *)&i->value, " ,", i->length);
+ if (!value)
+ return NULL;
+ break;
+ }
+ }
+
+ char *qvalue;
+ if (asprintf(&qvalue, "\"%s\"", value) < 0)
+ return NULL;
+ return qvalue;
+}
+
+static char *format_svc_param(DnsSvcParam *i) {
+ const char *key = FORMAT_DNS_SVC_PARAM_KEY(i->key);
+ _cleanup_free_ char *value = NULL;
+
+ assert(i);
+
+ if (i->length == 0)
+ return strdup(key);
+
+ value = format_svc_param_value(i);
+ if (!value)
+ return NULL;
+
+ return strjoin(key, "=", value);
+}
+
+static char *format_svc_params(DnsSvcParam *first) {
+ _cleanup_strv_free_ char **params = NULL;
+
+ LIST_FOREACH(params, i, first) {
+ char *param = format_svc_param(i);
+ if (!param)
+ return NULL;
+ if (strv_push(¶ms, param) < 0)
+ return NULL;
+ }
+
+ return strv_join(params, " ");
+}
+
const char *dns_resource_record_to_string(DnsResourceRecord *rr) {
_cleanup_free_ char *s = NULL, *t = NULL;
char k[DNS_RESOURCE_KEY_STRING_MAX];
break;
+ case DNS_TYPE_SVCB:
+ case DNS_TYPE_HTTPS:
+ t = format_svc_params(rr->svcb.params);
+ if (!t)
+ return NULL;
+ r = asprintf(&s, "%s %d %s %s", k, rr->svcb.priority,
+ isempty(rr->svcb.target_name) ? "." : rr->svcb.target_name,
+ t);
+ if (r < 0)
+ return NULL;
+
+ break;
+
case DNS_TYPE_OPENPGPKEY:
r = asprintf(&s, "%s", k);
if (r < 0)