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Hey Costin,
I have one small comment inline.
Thanks,
Vlad
On 04.09.2019 22:09, Costin Lupu wrote:
* As we did in commit b0dc593d, we use function wrappers instead of macros for
gethostbyname() and gethostbyname_r()
* Add missing declarations of functions implemented or stubbed in glue code
Signed-off-by: Costin Lupu <costin.lupu@xxxxxxxxx>
---
exportsyms.uk | 1 +
host.c | 19 +++++++++++++++++++
include/netdb.h | 23 ++++++++++++++++++-----
3 files changed, 38 insertions(+), 5 deletions(-)
diff --git a/exportsyms.uk b/exportsyms.uk
index 6fe95ec..1ca43f8 100644
--- a/exportsyms.uk
+++ b/exportsyms.uk
@@ -7,6 +7,7 @@ freeaddrinfo
gai_strerror
getaddrinfo
gethostbyaddr
+gethostbyname
Shouldn't we also export the gethostbyname_r symbol?
getnameinfo
getpeername
getprotobyname
diff --git a/host.c b/host.c
index 559d186..9c4c8ea 100644
--- a/host.c
+++ b/host.c
@@ -33,10 +33,29 @@
#include <unistd.h>
#include <sys/socket.h>
+#include <netdb.h>
+
+
+#if LWIP_DNS && LWIP_SOCKET
+
+#if !(LWIP_COMPAT_SOCKETS)
+struct hostent *gethostbyname(const char *name)
+{
+ return lwip_gethostbyname(name);
+}
+
+int gethostbyname_r(const char *name,
+ struct hostent *ret, char *buf, size_t buflen,
+ struct hostent **result, int *h_errnop)
+{
+ return lwip_gethostbyname_r(name, ret, buf, buflen, result, h_errnop);
+}
+#endif
struct hostent *gethostbyaddr(const void *addr __unused,
socklen_t len __unused, int type __unused)
{
return NULL;
}
+#endif
diff --git a/include/netdb.h b/include/netdb.h
index 0856a49..b100136 100644
--- a/include/netdb.h
+++ b/include/netdb.h
@@ -1,10 +1,16 @@
#include <compat/posix/netdb.h>
-#if LWIP_DNS && LWIP_SOCKET && !(LWIP_COMPAT_SOCKETS)
+#if LWIP_DNS && LWIP_SOCKET
-#define gethostbyname(name) lwip_gethostbyname(name)
-#define gethostbyname_r(name, ret, buf, buflen, result, h_errnop) \
- lwip_gethostbyname_r(name, ret, buf, buflen, result, h_errnop)
+#if !(LWIP_COMPAT_SOCKETS)
+struct hostent *gethostbyname(const char *name);
+int gethostbyname_r(const char *name,
+ struct hostent *ret, char *buf, size_t buflen,
+ struct hostent **result, int *h_errnop);
+#endif
+
+struct hostent *gethostbyaddr(const void *addr __unused,
+ socklen_t len __unused, int type __unused);
int getaddrinfo(const char *node, const char *service,
const struct addrinfo *hints,
@@ -13,6 +19,9 @@ void freeaddrinfo(struct addrinfo *res);
#endif /* LWIP_DNS && LWIP_SOCKET && !(LWIP_COMPAT_SOCKETS) */
+const char *gai_strerror(int errcode);
+
+
struct servent {
char *s_name; /* official service name */
char **s_aliases; /* alias list */
@@ -26,7 +35,11 @@ struct protoent {
int p_proto; /* protocol # */
};
-const char *gai_strerror(int errcode);
+struct protoent *getprotoent(void);
+struct protoent *getprotobyname(const char *name);
+struct protoent *getprotobynumber(int num);
+void endprotoent(void);
+void setprotoent(int stayopen);
/*
* Constants for getnameinfo()
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