dns stub resolver: increase buffer size to handle chained CNAMEs

[musl] / include / netdb.h

diff --git a/include/netdb.h b/include/netdb.h
index 8a7013a..3af065e 100644 (file)
--- a/include/netdb.h
+++ b/include/netdb.h
@@ -13,8 +13,7 @@ extern "C" {
 #include <bits/alltypes.h>
 #endif
 
-struct addrinfo
-{
+struct addrinfo {
        int ai_flags;
        int ai_family;
        int ai_socktype;
@@ -25,8 +24,6 @@ struct addrinfo
        struct addrinfo *ai_next;
 };
 
-#define IPPORT_RESERVED 1024
-
 #define AI_PASSIVE      0x01
 #define AI_CANONNAME    0x02
 #define AI_NUMERICHOST  0x04
@@ -41,12 +38,13 @@ struct addrinfo
 #define NI_NOFQDN       0x04
 #define NI_NAMEREQD     0x08
 #define NI_DGRAM        0x10
-/*#define NI_NUMERICSCOPE */
+#define NI_NUMERICSCOPE 0x100
 
 #define EAI_BADFLAGS   -1
 #define EAI_NONAME     -2
 #define EAI_AGAIN      -3
 #define EAI_FAIL       -4
+#define EAI_NODATA     -5
 #define EAI_FAMILY     -6
 #define EAI_SOCKTYPE   -7
 #define EAI_SERVICE    -8
@@ -62,16 +60,14 @@ const char *gai_strerror(int);
 
 /* Legacy functions follow (marked OBsolete in SUS) */
 
-struct netent
-{
+struct netent {
        char *n_name;
        char **n_aliases;
        int n_addrtype;
        uint32_t n_net;
 };
 
-struct hostent
-{
+struct hostent {
        char *h_name;
        char **h_aliases;
        int h_addrtype;
@@ -80,16 +76,14 @@ struct hostent
 };
 #define h_addr h_addr_list[0]
 
-struct servent
-{
+struct servent {
        char *s_name;
        char **s_aliases;
        int s_port;
        char *s_proto;
 };
 
-struct protoent
-{
+struct protoent {
        char *p_name;
        char **p_aliases;
        int p_proto;
@@ -131,9 +125,11 @@ int *__h_errno_location(void);
 #define TRY_AGAIN      2
 #define NO_RECOVERY    3
 #define NO_DATA        4
+#define NO_ADDRESS     NO_DATA
 #endif
 
 #if defined(_GNU_SOURCE) || defined(_BSD_SOURCE)
+void herror(const char *);
 const char *hstrerror(int);
 int gethostbyname_r(const char *, struct hostent *, char *, size_t, struct hostent **, int *);
 int gethostbyname2_r(const char *, int, struct hostent *, char *, size_t, struct hostent **, int *);