Don't proxy getaddrinfo when net.dns1.[MYPID] is set.
Part of on-going DNS proxy/cache work.
Bug: 1146676
Change-Id: I5e6028169c81c2223efc34c3b57e348c44f26d26
diff --git a/libc/netbsd/net/getaddrinfo.c b/libc/netbsd/net/getaddrinfo.c
index 4fa92b7..4510652 100644
--- a/libc/netbsd/net/getaddrinfo.c
+++ b/libc/netbsd/net/getaddrinfo.c
@@ -103,6 +103,10 @@
#include <stdarg.h>
#include "nsswitch.h"
+#ifdef ANDROID_CHANGES
+#include <sys/system_properties.h>
+#endif /* ANDROID_CHANGES */
+
typedef union sockaddr_union {
struct sockaddr generic;
struct sockaddr_in in;
@@ -399,6 +403,16 @@
return -1;
}
+ // Temporary cautious hack to disable the DNS proxy for processes
+ // requesting special treatment. Ideally the DNS proxy should
+ // accomodate these apps, though.
+ char propname[PROP_NAME_MAX];
+ char propvalue[PROP_VALUE_MAX];
+ snprintf(propname, sizeof(propname), "net.dns1.%d", getpid());
+ if (__system_property_get(propname, propvalue) > 0) {
+ return -1;
+ }
+
// Bogus things we can't serialize. Don't use the proxy.
if ((hostname != NULL &&
strcspn(hostname, " \n\r\t^'\"") != strlen(hostname)) ||