#include <netdb.h>
#include <string.h>
#include <arpa/inet.h>
+#include <yajl/yajl_gen.h>
+#include <yajl/yajl_version.h>
-static char * get_sockname(struct addrinfo *addr) {
+#include "i3status.h"
+
+static char *get_sockname(struct addrinfo *addr) {
static char buf[INET6_ADDRSTRLEN+1];
struct sockaddr_storage local;
int ret;
return NULL;
}
-
socklen_t local_len = sizeof(struct sockaddr_storage);
if (getsockname(fd, (struct sockaddr*)&local, &local_len) == -1) {
perror("getsockname()");
memset(&hints, 0, sizeof(struct addrinfo));
hints.ai_family = AF_INET6;
+ hints.ai_socktype = SOCK_DGRAM;
/* We resolve the K root server to get a public IPv6 address. You can
* replace this with any other host which has an AAAA record, but the
for (resp = result; resp != NULL; resp = resp->ai_next) {
char *addr_string = get_sockname(resp);
- if (!addr_string)
+ /* If we could not get our own address and there is more than
+ * one result for resolving k.root-servers.net, we cannot
+ * cache. Otherwise, no matter if we got IPv6 connectivity or
+ * not, we will cache the (single) result and are done. */
+ if (!addr_string && result->ai_next != NULL)
continue;
if ((cached = malloc(sizeof(struct addrinfo))) == NULL)
return NULL;
}
-void print_ipv6_info(const char *format_up, const char *format_down) {
+void print_ipv6_info(yajl_gen json_gen, char *buffer, const char *format_up, const char *format_down) {
const char *walk;
- char * addr_string = get_ipv6_addr();
-
+ char *addr_string = get_ipv6_addr();
+ char *outwalk = buffer;
+
if (addr_string == NULL) {
- printf("%s", format_down);
- } else {
- for (walk = format_up; *walk != '\0'; walk++) {
- if (*walk != '%') {
- putchar(*walk);
- continue;
- }
-
- if (strncmp(walk+1, "ip", strlen("ip")) == 0) {
- printf("%s", addr_string);
- walk += strlen("ip");
- }
+ OUTPUT_FULL_TEXT(format_down);
+ return;
+ }
+
+ for (walk = format_up; *walk != '\0'; walk++) {
+ if (*walk != '%') {
+ *(outwalk++) = *walk;
+ continue;
+ }
+
+ if (strncmp(walk+1, "ip", strlen("ip")) == 0) {
+ outwalk += sprintf(outwalk, "%s", addr_string);
+ walk += strlen("ip");
}
}
+
+ OUTPUT_FULL_TEXT(buffer);
}