https://sourceware.org/git/gitweb.cgi?p=newlib-cygwin.git;h=c70761df66d7313fd875c7a342304b07b1788889
commit c70761df66d7313fd875c7a342304b07b1788889 Author: Corinna Vinschen <cori...@vinschen.de> Date: Fri Feb 23 21:00:17 2018 +0100 Cygwin: Define SO_PASSCRED and SCM_CREDENTIALS Signed-off-by: Corinna Vinschen <cori...@vinschen.de> Diff: --- winsup/cygwin/include/asm/socket.h | 1 + winsup/cygwin/include/cygwin/socket.h | 3 ++- 2 files changed, 3 insertions(+), 1 deletion(-) diff --git a/winsup/cygwin/include/asm/socket.h b/winsup/cygwin/include/asm/socket.h index 712a460..9aeb889 100644 --- a/winsup/cygwin/include/asm/socket.h +++ b/winsup/cygwin/include/asm/socket.h @@ -58,6 +58,7 @@ details. */ #define SO_OOBINLINE 0x0100 /* leave received OOB data in line */ #define SO_DONTLINGER (unsigned int)(~SO_LINGER) #define SO_PEERCRED 0x0200 /* same as getpeereid */ +#define SO_PASSCRED 0x0400 /* enable receiving of credentials */ /* * Additional options. diff --git a/winsup/cygwin/include/cygwin/socket.h b/winsup/cygwin/include/cygwin/socket.h index 15e1327..79c9259 100644 --- a/winsup/cygwin/include/cygwin/socket.h +++ b/winsup/cygwin/include/cygwin/socket.h @@ -107,7 +107,8 @@ struct cmsghdr ((unsigned char *) ((struct cmsghdr *)(cmsg) + 1)) /* "Socket"-level control message types: */ -#define SCM_RIGHTS 0x01 /* access rights (array of int) */ +#define SCM_RIGHTS 0x01 /* descriptor passing (array of int) */ +#define SCM_CREDENTIALS 0x02 /* credential passing (struct ucred) */ #ifdef __INSIDE_CYGWIN__ /* Definition of struct msghdr up to release 1.5.18 */