diff options
Diffstat (limited to 'net-misc/sslwrap/files/s_socket.c')
| -rw-r--r-- | net-misc/sslwrap/files/s_socket.c | 684 |
1 files changed, 0 insertions, 684 deletions
diff --git a/net-misc/sslwrap/files/s_socket.c b/net-misc/sslwrap/files/s_socket.c deleted file mode 100644 index 06aa9087a2f9..000000000000 --- a/net-misc/sslwrap/files/s_socket.c +++ /dev/null @@ -1,684 +0,0 @@ -/* apps/s_socket.c */ -/* Copyright (C) 1995-1997 Eric Young (eay@cryptsoft.com) - * All rights reserved. - * - * This package is an SSL implementation written - * by Eric Young (eay@cryptsoft.com). - * The implementation was written so as to conform with Netscapes SSL. - * - * This library is free for commercial and non-commercial use as long as - * the following conditions are aheared to. The following conditions - * apply to all code found in this distribution, be it the RC4, RSA, - * lhash, DES, etc., code; not just the SSL code. The SSL documentation - * included with this distribution is covered by the same copyright terms - * except that the holder is Tim Hudson (tjh@cryptsoft.com). - * - * Copyright remains Eric Young's, and as such any Copyright notices in - * the code are not to be removed. - * If this package is used in a product, Eric Young should be given attribution - * as the author of the parts of the library used. - * This can be in the form of a textual message at program startup or - * in documentation (online or textual) provided with the package. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * 3. All advertising materials mentioning features or use of this software - * must display the following acknowledgement: - * "This product includes cryptographic software written by - * Eric Young (eay@cryptsoft.com)" - * The word 'cryptographic' can be left out if the rouines from the library - * being used are not cryptographic related :-). - * 4. If you include any Windows specific code (or a derivative thereof) from - * the apps directory (application code) you must include an acknowledgement: - * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" - * - * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND - * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE - * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL - * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS - * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY - * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF - * SUCH DAMAGE. - * - * The licence and distribution terms for any publically available version or - * derivative of this code cannot be changed. i.e. this code cannot simply be - * copied and put under another distribution licence - * [including the GNU Public Licence.] - */ - -#include <stdio.h> -#include <stdlib.h> -#include <string.h> -#include <errno.h> -#include <signal.h> -#define USE_SOCKETS -#define NON_MAIN -#include "apps.h" -#undef USE_SOCKETS -#undef NON_MAIN -#include "s_apps.h" -#include OPENSSL"ssl.h" - -#ifndef NOPROTO -static struct hostent *GetHostByName(char *name); -int sock_init(void ); -#else -static struct hostent *GetHostByName(); -int sock_init(); -#endif - -#ifdef WIN16 -#define SOCKET_PROTOCOL 0 /* more microsoft stupidity */ -#else -#define SOCKET_PROTOCOL IPPROTO_TCP -#endif - -#ifdef WINDOWS -static struct WSAData wsa_state; -static int wsa_init_done=0; - -#ifdef WIN16 -static HWND topWnd=0; -static FARPROC lpTopWndProc=NULL; -static FARPROC lpTopHookProc=NULL; -extern HINSTANCE _hInstance; /* nice global CRT provides */ - -static LONG FAR PASCAL topHookProc(hwnd,message,wParam,lParam) -HWND hwnd; -UINT message; -WPARAM wParam; -LPARAM lParam; - { - if (hwnd == topWnd) - { - switch(message) - { - case WM_DESTROY: - case WM_CLOSE: - SetWindowLong(topWnd,GWL_WNDPROC,(LONG)lpTopWndProc); - sock_cleanup(); - break; - } - } - return CallWindowProc(lpTopWndProc,hwnd,message,wParam,lParam); - } - -static BOOL CALLBACK enumproc(HWND hwnd,LPARAM lParam) - { - topWnd=hwnd; - return(FALSE); - } - -#endif /* WIN32 */ -#endif /* WINDOWS */ - -void sock_cleanup() - { -#ifdef WINDOWS - if (wsa_init_done) - { - wsa_init_done=0; - WSACancelBlockingCall(); - WSACleanup(); - } -#endif - } - -int sock_init() - { -#ifdef WINDOWS - if (!wsa_init_done) - { - int err; - -#ifdef SIGINT - signal(SIGINT,(void (*)(int))sock_cleanup); -#endif - wsa_init_done=1; - memset(&wsa_state,0,sizeof(wsa_state)); - if (WSAStartup(0x0101,&wsa_state)!=0) - { - err=WSAGetLastError(); - BIO_printf(bio_err,"unable to start WINSOCK, error code=%d\n",err); - return(0); - } - -#ifdef WIN16 - EnumTaskWindows(GetCurrentTask(),enumproc,0L); - lpTopWndProc=(FARPROC)GetWindowLong(topWnd,GWL_WNDPROC); - lpTopHookProc=MakeProcInstance((FARPROC)topHookProc,_hInstance); - - SetWindowLong(topWnd,GWL_WNDPROC,(LONG)lpTopHookProc); -#endif /* WIN16 */ - } -#endif /* WINDOWS */ - return(1); - } - -int init_client(sock, host, port) -int *sock; -char *host; -int port; - { - unsigned char ip[4]; - short p=0; - - if (!host_ip(host,&(ip[0]))) - { - return(0); - } - if (p != 0) port=p; - return(init_client_ip(sock,ip,port)); - } - -int init_client_ip(sock, ip, port) -int *sock; -unsigned char ip[4]; -int port; - { - unsigned long addr; - struct sockaddr_in them; - int s,i; - - if (!sock_init()) return(0); - - memset((char *)&them,0,sizeof(them)); - them.sin_family=AF_INET; - them.sin_port=htons((unsigned short)port); - addr=(unsigned long) - ((unsigned long)ip[0]<<24L)| - ((unsigned long)ip[1]<<16L)| - ((unsigned long)ip[2]<< 8L)| - ((unsigned long)ip[3]); - them.sin_addr.s_addr=htonl(addr); - - s=socket(AF_INET,SOCK_STREAM,SOCKET_PROTOCOL); - if (s == INVALID_SOCKET) { perror("socket"); return(0); } - - i=0; - i=setsockopt(s,SOL_SOCKET,SO_KEEPALIVE,(char *)&i,sizeof(i)); - if (i < 0) { perror("keepalive"); return(0); } - - if (connect(s,(struct sockaddr *)&them,sizeof(them)) == -1) - { close(s); perror("connect"); return(0); } - *sock=s; - return(1); - } - -int nbio_sock_error(sock) -int sock; - { - int j,i,size; - - size=sizeof(int); - i=getsockopt(sock,SOL_SOCKET,SO_ERROR,(char *)&j,&size); - if (i < 0) - return(1); - else - return(j); - } - -int nbio_init_client_ip(sock, ip, port) -int *sock; -unsigned char ip[4]; -int port; - { - unsigned long addr; - struct sockaddr_in them; - int s,i; - - if (!sock_init()) return(0); - - memset((char *)&them,0,sizeof(them)); - them.sin_family=AF_INET; - them.sin_port=htons((unsigned short)port); - addr= (unsigned long) - ((unsigned long)ip[0]<<24L)| - ((unsigned long)ip[1]<<16L)| - ((unsigned long)ip[2]<< 8L)| - ((unsigned long)ip[3]); - them.sin_addr.s_addr=htonl(addr); - - if (*sock <= 0) - { - unsigned long l=1; - - s=socket(AF_INET,SOCK_STREAM,SOCKET_PROTOCOL); - if (s == INVALID_SOCKET) { perror("socket"); return(0); } - - i=0; - i=setsockopt(s,SOL_SOCKET,SO_KEEPALIVE,(char *)&i,sizeof(i)); - if (i < 0) { perror("keepalive"); return(0); } - *sock=s; - -#ifdef FIONBIO - socket_ioctl(s,FIONBIO,&l); -#endif - } - else - s= *sock; - - i=connect(s,(struct sockaddr *)&them,sizeof(them)); - if (i == INVALID_SOCKET) - { - if (BIO_sock_should_retry(i)) - return(-1); - else - return(0); - } - else - return(1); - } - -int do_server(port, ret, cb) -int port; -int *ret; -int (*cb)(); - { - int sock; - char *name; - int accept_socket; - int i; - - if (!init_server(&accept_socket,port)) return(0); - - if (ret != NULL) - { - *ret=accept_socket; - /* return(1);*/ - } - for (;;) - { - if (do_accept(accept_socket,&sock,&name) == 0) - { - SHUTDOWN(accept_socket); - return(0); - } - i=(*cb)(name,sock, sock); - if (name != NULL) CRYPTO_free(name); - SHUTDOWN(sock); - if (i < 0) - { - SHUTDOWN(accept_socket); - return(i); - } - } - } - -int init_server(sock, port) -int *sock; -int port; - { - int ret=0; - struct sockaddr_in server; - int s= -1,i; - - if (!sock_init()) return(0); - - memset((char *)&server,0,sizeof(server)); - server.sin_family=AF_INET; - server.sin_port=htons((unsigned short)port); - server.sin_addr.s_addr=INADDR_ANY; - s=socket(AF_INET,SOCK_STREAM,SOCKET_PROTOCOL); - - if (s == INVALID_SOCKET) goto err; - if (bind(s,(struct sockaddr *)&server,sizeof(server)) == -1) - { -#ifndef WINDOWS - perror("bind"); -#endif - goto err; - } - if (listen(s,5) == -1) goto err; - i=0; - *sock=s; - ret=1; -err: - if ((ret == 0) && (s != -1)) - { - SHUTDOWN(s); - } - return(ret); - } - -int do_accept(acc_sock, sock, host) -int acc_sock; -int *sock; -char **host; - { - int ret,i; - struct hostent *h1,*h2; - static struct sockaddr_in from; - int len; -/* struct linger ling; */ - - if (!sock_init()) return(0); - -#ifndef WINDOWS -redoit: -#endif - - memset((char *)&from,0,sizeof(from)); - len=sizeof(from); - ret=accept(acc_sock,(struct sockaddr *)&from,&len); - if (ret == INVALID_SOCKET) - { -#ifdef WINDOWS - i=WSAGetLastError(); - BIO_printf(bio_err,"accept error %d\n",i); -#else - if (errno == EINTR) - { - /*check_timeout(); */ - goto redoit; - } - fprintf(stderr,"errno=%d ",errno); - perror("accept"); -#endif - return(0); - } - -/* - ling.l_onoff=1; - ling.l_linger=0; - i=setsockopt(ret,SOL_SOCKET,SO_LINGER,(char *)&ling,sizeof(ling)); - if (i < 0) { perror("linger"); return(0); } - i=0; - i=setsockopt(ret,SOL_SOCKET,SO_KEEPALIVE,(char *)&i,sizeof(i)); - if (i < 0) { perror("keepalive"); return(0); } -*/ - - if (host == NULL) goto end; - /* I should use WSAAsyncGetHostByName() under windows */ - h1=gethostbyaddr((char *)&from.sin_addr.s_addr, - sizeof(from.sin_addr.s_addr),AF_INET); - if (h1 == NULL) - { - BIO_printf(bio_err,"bad gethostbyaddr\n"); - *host=NULL; - /* return(0); */ - } - else - { - if ((*host=(char *)CRYPTO_malloc(strlen(h1->h_name)+1,__FILE__,__LINE__)) == NULL) - { - perror("Malloc"); - return(0); - } - strcpy(*host,h1->h_name); - - h2=GetHostByName(*host); - if (h2 == NULL) - { - BIO_printf(bio_err,"gethostbyname failure\n"); - return(0); - } - i=0; - if (h2->h_addrtype != AF_INET) - { - BIO_printf(bio_err,"gethostbyname addr is not AF_INET\n"); - return(0); - } - } -end: - *sock=ret; - return(1); - } - -int socket_ioctl(fd,type,arg) -int fd; -long type; -unsigned long *arg; - { - int i,err; -#ifdef WINDOWS - i=ioctlsocket(fd,type,arg); -#else - i=ioctl(fd,type,arg); -#endif - if (i < 0) - { -#ifdef WINDOWS - err=WSAGetLastError(); -#else - err=errno; -#endif - BIO_printf(bio_err,"ioctl on socket failed:error %d\n",err); - } - return(i); - } - -int sock_err() - { -#ifdef WINDOWS - return(WSAGetLastError()); -#else - return(errno); -#endif - } - -int extract_host_port(str,host_ptr,ip,port_ptr) -char *str; -char **host_ptr; -unsigned char *ip; -short *port_ptr; - { - char *h,*p; - - h=str; - p=strchr(str,':'); - if (p == NULL) - { - BIO_printf(bio_err,"no port defined\n"); - return(0); - } - *(p++)='\0'; - - if ((ip != NULL) && !host_ip(str,ip)) - goto err; - if (host_ptr != NULL) *host_ptr=h; - - if (!extract_port(p,port_ptr)) - goto err; - return(1); -err: - return(0); - } - -int host_ip(str,ip) -char *str; -unsigned char ip[4]; - { - unsigned int in[4]; - int i; - - if (sscanf(str,"%d.%d.%d.%d",&(in[0]),&(in[1]),&(in[2]),&(in[3])) == 4) - { - for (i=0; i<4; i++) - if (in[i] > 255) - { - BIO_printf(bio_err,"invalid IP address\n"); - goto err; - } - ip[0]=in[0]; - ip[1]=in[1]; - ip[2]=in[2]; - ip[3]=in[3]; - } - else - { /* do a gethostbyname */ - struct hostent *he; - - if (!sock_init()) return(0); - - he=GetHostByName(str); - if (he == NULL) - { - BIO_printf(bio_err,"gethostbyname failure\n"); - goto err; - } - /* cast to short because of win16 winsock definition */ - if ((short)he->h_addrtype != AF_INET) - { - BIO_printf(bio_err,"gethostbyname addr is not AF_INET\n"); - return(0); - } - ip[0]=he->h_addr_list[0][0]; - ip[1]=he->h_addr_list[0][1]; - ip[2]=he->h_addr_list[0][2]; - ip[3]=he->h_addr_list[0][3]; - } - return(1); -err: - return(0); - } - -int extract_port(str,port_ptr) -char *str; -short *port_ptr; - { - int i; - struct servent *s; - - i=atoi(str); - if (i != 0) - *port_ptr=(unsigned short)i; - else - { - s=getservbyname(str,"tcp"); - if (s == NULL) - { - BIO_printf(bio_err,"getservbyname failure for %s\n",str); - return(0); - } - *port_ptr=ntohs((unsigned short)s->s_port); - } - return(1); - } - -#define GHBN_NUM 4 -static struct ghbn_cache_st - { - char name[128]; - struct hostent ent; - unsigned long order; - } ghbn_cache[GHBN_NUM]; - -static unsigned long ghbn_hits=0L; -static unsigned long ghbn_miss=0L; - -static struct hostent *GetHostByName(name) -char *name; - { - struct hostent *ret; - int i,lowi=0; - unsigned long low= (unsigned long)-1; - - for (i=0; i<GHBN_NUM; i++) - { - if (low > ghbn_cache[i].order) - { - low=ghbn_cache[i].order; - lowi=i; - } - if (ghbn_cache[i].order > 0) - { - if (strncmp(name,ghbn_cache[i].name,128) == 0) - break; - } - } - if (i == GHBN_NUM) /* no hit*/ - { - ghbn_miss++; - ret=gethostbyname(name); - if (ret == NULL) return(NULL); - /* else add to cache */ - strncpy(ghbn_cache[lowi].name,name,128); - memcpy((char *)&(ghbn_cache[lowi].ent),ret,sizeof(struct hostent)); - ghbn_cache[lowi].order=ghbn_miss+ghbn_hits; - return(ret); - } - else - { - ghbn_hits++; - ret= &(ghbn_cache[i].ent); - ghbn_cache[i].order=ghbn_miss+ghbn_hits; - return(ret); - } - } - -#ifndef MSDOS -int spawn(argc, argv, in, out) -int argc; -char **argv; -int *in; -int *out; - { - int pid; -#define CHILD_READ p1[0] -#define CHILD_WRITE p2[1] -#define PARENT_READ p2[0] -#define PARENT_WRITE p1[1] - int p1[2],p2[2]; - - if ((pipe(p1) < 0) || (pipe(p2) < 0)) return(-1); - - if ((pid=fork()) == 0) - { /* child */ - if (dup2(CHILD_WRITE,fileno(stdout)) < 0) - perror("dup2"); - if (dup2(CHILD_WRITE,fileno(stderr)) < 0) - perror("dup2"); - if (dup2(CHILD_READ,fileno(stdin)) < 0) - perror("dup2"); - close(CHILD_READ); - close(CHILD_WRITE); - - close(PARENT_READ); - close(PARENT_WRITE); - execvp(argv[0],argv); - perror("child"); - exit(1); - } - - /* parent */ - *in= PARENT_READ; - *out=PARENT_WRITE; - close(CHILD_READ); - close(CHILD_WRITE); - return(pid); - } -#endif /* MSDOS */ - - -#ifdef undef - /* Turn on synchronous sockets so that we can do a WaitForMultipleObjects - * on sockets */ - { - SOCKET s; - int optionValue = SO_SYNCHRONOUS_NONALERT; - int err; - - err = setsockopt( - INVALID_SOCKET, - SOL_SOCKET, - SO_OPENTYPE, - (char *)&optionValue, - sizeof(optionValue)); - if (err != NO_ERROR) { - /* failed for some reason... */ - BIO_printf(bio_err, "failed to setsockopt(SO_OPENTYPE, SO_SYNCHRONOUS_ALERT) - %d\n", - WSAGetLastError()); - } - } -#endif |