diff options
Diffstat (limited to 'libc/inet/rpc/bindresvport.c')
-rw-r--r-- | libc/inet/rpc/bindresvport.c | 87 |
1 files changed, 0 insertions, 87 deletions
diff --git a/libc/inet/rpc/bindresvport.c b/libc/inet/rpc/bindresvport.c deleted file mode 100644 index 30bbd2684..000000000 --- a/libc/inet/rpc/bindresvport.c +++ /dev/null @@ -1,87 +0,0 @@ -/* - * Sun RPC is a product of Sun Microsystems, Inc. and is provided for - * unrestricted use provided that this legend is included on all tape - * media and as a part of the software program in whole or part. Users - * may copy or modify Sun RPC without charge, but are not authorized - * to license or distribute it to anyone else except as part of a product or - * program developed by the user. - * - * SUN RPC IS PROVIDED AS IS WITH NO WARRANTIES OF ANY KIND INCLUDING THE - * WARRANTIES OF DESIGN, MERCHANTIBILITY AND FITNESS FOR A PARTICULAR - * PURPOSE, OR ARISING FROM A COURSE OF DEALING, USAGE OR TRADE PRACTICE. - * - * Sun RPC is provided with no support and without any obligation on the - * part of Sun Microsystems, Inc. to assist in its use, correction, - * modification or enhancement. - * - * SUN MICROSYSTEMS, INC. SHALL HAVE NO LIABILITY WITH RESPECT TO THE - * INFRINGEMENT OF COPYRIGHTS, TRADE SECRETS OR ANY PATENTS BY SUN RPC - * OR ANY PART THEREOF. - * - * In no event will Sun Microsystems, Inc. be liable for any lost revenue - * or profits or other special, indirect and consequential damages, even if - * Sun has been advised of the possibility of such damages. - * - * Sun Microsystems, Inc. - * 2550 Garcia Avenue - * Mountain View, California 94043 - */ -/* - * Copyright (c) 1987 by Sun Microsystems, Inc. - */ - -#include <errno.h> -#include <unistd.h> -#include <string.h> -#include <sys/types.h> -#include <sys/socket.h> -#include <netinet/in.h> - - -/* - * Bind a socket to a privileged IP port - */ -int -bindresvport (int sd, struct sockaddr_in *sin) -{ - int res; - static short port; - struct sockaddr_in myaddr; - int i; - -#define STARTPORT 600 -#define ENDPORT (IPPORT_RESERVED - 1) -#define NPORTS (ENDPORT - STARTPORT + 1) - - if (sin == (struct sockaddr_in *) 0) - { - sin = &myaddr; - memset (sin, 0, sizeof (*sin)); - sin->sin_family = AF_INET; - } - else if (sin->sin_family != AF_INET) - { - __set_errno (EPFNOSUPPORT); - return -1; - } - - if (port == 0) - { - port = (getpid () % NPORTS) + STARTPORT; - } - res = -1; - __set_errno (EADDRINUSE); - - for (i = 0; i < NPORTS && res < 0 && errno == EADDRINUSE; ++i) - { - sin->sin_port = htons (port); - if (++port > ENDPORT) - { - port = STARTPORT; - } - res = bind(sd, (struct sockaddr *)sin, sizeof(struct sockaddr_in)); - } - - return res; -} -libc_hidden_def(bindresvport) |