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Merge "Fallback to IPv6 when IPv4 is not available in adb"

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Treehugger Robot 2016-10-14 01:35:43 +00:00 committed by Gerrit Code Review
commit c32d7fd66f
3 changed files with 36 additions and 13 deletions
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5
adb/sysdeps.h
View file

@ -598,7 +598,10 @@ inline int network_loopback_client(int port, int type, std::string* error) {
}
inline int network_loopback_server(int port, int type, std::string* error) {
return _fd_set_error_str(socket_loopback_server(port, type), error);
int fd = socket_loopback_server(port, type);
if (fd < 0 && errno == EAFNOSUPPORT)
return _fd_set_error_str(socket_loopback_server6(port, type), error);
return _fd_set_error_str(fd, error);
}
inline int network_inaddr_any_server(int port, int type, std::string* error) {

1
include/cutils/sockets.h
View file

@ -89,6 +89,7 @@ cutils_socket_t socket_network_client(const char* host, int port, int type);
int socket_network_client_timeout(const char* host, int port, int type,
int timeout, int* getaddrinfo_error);
int socket_loopback_server(int port, int type);
int socket_loopback_server6(int port, int type);
int socket_local_server(const char* name, int namespaceId, int type);
int socket_local_server_bind(int s, const char* name, int namespaceId);
int socket_local_client_connect(int fd, const char *name, int namespaceId,

43
libcutils/socket_loopback_server_unix.c
View file

@ -31,24 +31,18 @@
#include <cutils/sockets.h>
/* open listen() port on loopback interface */
int socket_loopback_server(int port, int type)
static int _socket_loopback_server(int family, int type, struct sockaddr * addr, size_t size)
{
struct sockaddr_in addr;
int s, n;
memset(&addr, 0, sizeof(addr));
addr.sin_family = AF_INET;
addr.sin_port = htons(port);
addr.sin_addr.s_addr = htonl(INADDR_LOOPBACK);
s = socket(AF_INET, type, 0);
if(s < 0) return -1;
s = socket(family, type, 0);
if(s < 0)
return -1;
n = 1;
setsockopt(s, SOL_SOCKET, SO_REUSEADDR, (const char *) &n, sizeof(n));
if(bind(s, (struct sockaddr *) &addr, sizeof(addr)) < 0) {
if(bind(s, addr, size) < 0) {
close(s);
return -1;
}
@ -60,10 +54,35 @@ int socket_loopback_server(int port, int type)
if (ret < 0) {
close(s);
return -1;
return -1;
}
}
return s;
}
/* open listen() port on loopback IPv6 interface */
int socket_loopback_server6(int port, int type)
{
struct sockaddr_in6 addr;
memset(&addr, 0, sizeof(addr));
addr.sin6_family = AF_INET6;
addr.sin6_port = htons(port);
addr.sin6_addr = in6addr_loopback;
return _socket_loopback_server(AF_INET6, type, (struct sockaddr *) &addr, sizeof(addr));
}
/* open listen() port on loopback interface */
int socket_loopback_server(int port, int type)
{
struct sockaddr_in addr;
memset(&addr, 0, sizeof(addr));
addr.sin_family = AF_INET;
addr.sin_port = htons(port);
addr.sin_addr.s_addr = htonl(INADDR_LOOPBACK);
return _socket_loopback_server(AF_INET, type, (struct sockaddr *) &addr, sizeof(addr));
}