diff options
Diffstat (limited to 'main/openssl/apps/s_socket.c')
| m--------- | main/openssl | 0 | ||||
| -rw-r--r-- | main/openssl/apps/s_socket.c | 622 |
2 files changed, 0 insertions, 622 deletions
diff --git a/main/openssl b/main/openssl new file mode 160000 +Subproject 4d377a9ce111930d8a8f06dc0e94a892a7f6c51 diff --git a/main/openssl/apps/s_socket.c b/main/openssl/apps/s_socket.c deleted file mode 100644 index 94eb40f3..00000000 --- a/main/openssl/apps/s_socket.c +++ /dev/null @@ -1,622 +0,0 @@ -/* apps/s_socket.c - socket-related functions used by s_client and s_server */ -/* Copyright (C) 1995-1998 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> - -#ifdef FLAT_INC -#include "e_os2.h" -#else -#include "../e_os2.h" -#endif - -/* With IPv6, it looks like Digital has mixed up the proper order of - recursive header file inclusion, resulting in the compiler complaining - that u_int isn't defined, but only if _POSIX_C_SOURCE is defined, which - is needed to have fileno() declared correctly... So let's define u_int */ -#if defined(OPENSSL_SYS_VMS_DECC) && !defined(__U_INT) -#define __U_INT -typedef unsigned int u_int; -#endif - -#define USE_SOCKETS -#define NON_MAIN -#include "apps.h" -#undef USE_SOCKETS -#undef NON_MAIN -#include "s_apps.h" -#include <openssl/ssl.h> - -#ifdef FLAT_INC -#include "e_os.h" -#else -#include "../e_os.h" -#endif - -#ifndef OPENSSL_NO_SOCK - -#if defined(OPENSSL_SYS_NETWARE) && defined(NETWARE_BSDSOCK) -#include "netdb.h" -#endif - -static struct hostent *GetHostByName(char *name); -#if defined(OPENSSL_SYS_WINDOWS) || (defined(OPENSSL_SYS_NETWARE) && !defined(NETWARE_BSDSOCK)) -static void ssl_sock_cleanup(void); -#endif -static int ssl_sock_init(void); -static int init_client_ip(int *sock,unsigned char ip[4], int port, int type); -static int init_server(int *sock, int port, int type); -static int init_server_long(int *sock, int port,char *ip, int type); -static int do_accept(int acc_sock, int *sock, char **host); -static int host_ip(char *str, unsigned char ip[4]); - -#ifdef OPENSSL_SYS_WIN16 -#define SOCKET_PROTOCOL 0 /* more microsoft stupidity */ -#else -#define SOCKET_PROTOCOL IPPROTO_TCP -#endif - -#if defined(OPENSSL_SYS_NETWARE) && !defined(NETWARE_BSDSOCK) -static int wsa_init_done=0; -#endif - -#ifdef OPENSSL_SYS_WINDOWS -static struct WSAData wsa_state; -static int wsa_init_done=0; - -#ifdef OPENSSL_SYS_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 hwnd, UINT message, WPARAM wParam, - LPARAM lParam) - { - if (hwnd == topWnd) - { - switch(message) - { - case WM_DESTROY: - case WM_CLOSE: - SetWindowLong(topWnd,GWL_WNDPROC,(LONG)lpTopWndProc); - ssl_sock_cleanup(); - break; - } - } - return CallWindowProc(lpTopWndProc,hwnd,message,wParam,lParam); - } - -static BOOL CALLBACK enumproc(HWND hwnd,LPARAM lParam) - { - topWnd=hwnd; - return(FALSE); - } - -#endif /* OPENSSL_SYS_WIN32 */ -#endif /* OPENSSL_SYS_WINDOWS */ - -#ifdef OPENSSL_SYS_WINDOWS -static void ssl_sock_cleanup(void) - { - if (wsa_init_done) - { - wsa_init_done=0; -#ifndef OPENSSL_SYS_WINCE - WSACancelBlockingCall(); -#endif - WSACleanup(); - } - } -#elif defined(OPENSSL_SYS_NETWARE) && !defined(NETWARE_BSDSOCK) -static void sock_cleanup(void) - { - if (wsa_init_done) - { - wsa_init_done=0; - WSACleanup(); - } - } -#endif - -static int ssl_sock_init(void) - { -#ifdef WATT32 - extern int _watt_do_exit; - _watt_do_exit = 0; - if (sock_init()) - return (0); -#elif defined(OPENSSL_SYS_WINDOWS) - if (!wsa_init_done) - { - int err; - -#ifdef SIGINT - signal(SIGINT,(void (*)(int))ssl_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 OPENSSL_SYS_WIN16 - EnumTaskWindows(GetCurrentTask(),enumproc,0L); - lpTopWndProc=(FARPROC)GetWindowLong(topWnd,GWL_WNDPROC); - lpTopHookProc=MakeProcInstance((FARPROC)topHookProc,_hInstance); - - SetWindowLong(topWnd,GWL_WNDPROC,(LONG)lpTopHookProc); -#endif /* OPENSSL_SYS_WIN16 */ - } -#elif defined(OPENSSL_SYS_NETWARE) && !defined(NETWARE_BSDSOCK) - WORD wVerReq; - WSADATA wsaData; - int err; - - if (!wsa_init_done) - { - -# ifdef SIGINT - signal(SIGINT,(void (*)(int))sock_cleanup); -# endif - - wsa_init_done=1; - wVerReq = MAKEWORD( 2, 0 ); - err = WSAStartup(wVerReq,&wsaData); - if (err != 0) - { - BIO_printf(bio_err,"unable to start WINSOCK2, error code=%d\n",err); - return(0); - } - } -#endif /* OPENSSL_SYS_WINDOWS */ - return(1); - } - -int init_client(int *sock, char *host, int port, int type) - { - unsigned char ip[4]; - - memset(ip, '\0', sizeof ip); - if (!host_ip(host,&(ip[0]))) - return 0; - return init_client_ip(sock,ip,port,type); - } - -static int init_client_ip(int *sock, unsigned char ip[4], int port, int type) - { - unsigned long addr; - struct sockaddr_in them; - int s,i; - - if (!ssl_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 (type == SOCK_STREAM) - s=socket(AF_INET,SOCK_STREAM,SOCKET_PROTOCOL); - else /* ( type == SOCK_DGRAM) */ - s=socket(AF_INET,SOCK_DGRAM,IPPROTO_UDP); - - if (s == INVALID_SOCKET) { perror("socket"); return(0); } - -#if defined(SO_KEEPALIVE) && !defined(OPENSSL_SYS_MPE) - if (type == SOCK_STREAM) - { - i=0; - i=setsockopt(s,SOL_SOCKET,SO_KEEPALIVE,(char *)&i,sizeof(i)); - if (i < 0) { closesocket(s); perror("keepalive"); return(0); } - } -#endif - - if (connect(s,(struct sockaddr *)&them,sizeof(them)) == -1) - { closesocket(s); perror("connect"); return(0); } - *sock=s; - return(1); - } - -int do_server(int port, int type, int *ret, int (*cb)(char *hostname, int s, unsigned char *context), unsigned char *context) - { - int sock; - char *name = NULL; - int accept_socket = 0; - int i; - - if (!init_server(&accept_socket,port,type)) return(0); - - if (ret != NULL) - { - *ret=accept_socket; - /* return(1);*/ - } - for (;;) - { - if (type==SOCK_STREAM) - { - if (do_accept(accept_socket,&sock,&name) == 0) - { - SHUTDOWN(accept_socket); - return(0); - } - } - else - sock = accept_socket; - i=(*cb)(name,sock, context); - if (name != NULL) OPENSSL_free(name); - if (type==SOCK_STREAM) - SHUTDOWN2(sock); - if (i < 0) - { - SHUTDOWN2(accept_socket); - return(i); - } - } - } - -static int init_server_long(int *sock, int port, char *ip, int type) - { - int ret=0; - struct sockaddr_in server; - int s= -1; - - if (!ssl_sock_init()) return(0); - - memset((char *)&server,0,sizeof(server)); - server.sin_family=AF_INET; - server.sin_port=htons((unsigned short)port); - if (ip == NULL) - server.sin_addr.s_addr=INADDR_ANY; - else -/* Added for T3E, address-of fails on bit field (beckman@acl.lanl.gov) */ -#ifndef BIT_FIELD_LIMITS - memcpy(&server.sin_addr.s_addr,ip,4); -#else - memcpy(&server.sin_addr,ip,4); -#endif - - if (type == SOCK_STREAM) - s=socket(AF_INET,SOCK_STREAM,SOCKET_PROTOCOL); - else /* type == SOCK_DGRAM */ - s=socket(AF_INET, SOCK_DGRAM,IPPROTO_UDP); - - if (s == INVALID_SOCKET) goto err; -#if defined SOL_SOCKET && defined SO_REUSEADDR - { - int j = 1; - setsockopt(s, SOL_SOCKET, SO_REUSEADDR, - (void *) &j, sizeof j); - } -#endif - if (bind(s,(struct sockaddr *)&server,sizeof(server)) == -1) - { -#ifndef OPENSSL_SYS_WINDOWS - perror("bind"); -#endif - goto err; - } - /* Make it 128 for linux */ - if (type==SOCK_STREAM && listen(s,128) == -1) goto err; - *sock=s; - ret=1; -err: - if ((ret == 0) && (s != -1)) - { - SHUTDOWN(s); - } - return(ret); - } - -static int init_server(int *sock, int port, int type) - { - return(init_server_long(sock, port, NULL, type)); - } - -static int do_accept(int acc_sock, int *sock, char **host) - { - int ret; - struct hostent *h1,*h2; - static struct sockaddr_in from; - int len; -/* struct linger ling; */ - - if (!ssl_sock_init()) return(0); - -#ifndef OPENSSL_SYS_WINDOWS -redoit: -#endif - - memset((char *)&from,0,sizeof(from)); - len=sizeof(from); - /* Note: under VMS with SOCKETSHR the fourth parameter is currently - * of type (int *) whereas under other systems it is (void *) if - * you don't have a cast it will choke the compiler: if you do - * have a cast then you can either go for (int *) or (void *). - */ - ret=accept(acc_sock,(struct sockaddr *)&from,(void *)&len); - if (ret == INVALID_SOCKET) - { -#if defined(OPENSSL_SYS_WINDOWS) || (defined(OPENSSL_SYS_NETWARE) && !defined(NETWARE_BSDSOCK)) - int i; - 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; -#ifndef BIT_FIELD_LIMITS - /* I should use WSAAsyncGetHostByName() under windows */ - h1=gethostbyaddr((char *)&from.sin_addr.s_addr, - sizeof(from.sin_addr.s_addr),AF_INET); -#else - h1=gethostbyaddr((char *)&from.sin_addr, - sizeof(struct in_addr),AF_INET); -#endif - if (h1 == NULL) - { - BIO_printf(bio_err,"bad gethostbyaddr\n"); - *host=NULL; - /* return(0); */ - } - else - { - if ((*host=(char *)OPENSSL_malloc(strlen(h1->h_name)+1)) == NULL) - { - perror("OPENSSL_malloc"); - closesocket(ret); - return(0); - } - BUF_strlcpy(*host,h1->h_name,strlen(h1->h_name)+1); - - h2=GetHostByName(*host); - if (h2 == NULL) - { - BIO_printf(bio_err,"gethostbyname failure\n"); - closesocket(ret); - return(0); - } - if (h2->h_addrtype != AF_INET) - { - BIO_printf(bio_err,"gethostbyname addr is not AF_INET\n"); - closesocket(ret); - return(0); - } - } -end: - *sock=ret; - return(1); - } - -int extract_host_port(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); - } - -static int host_ip(char *str, unsigned char ip[4]) - { - unsigned int in[4]; - int i; - - if (sscanf(str,"%u.%u.%u.%u",&(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 (!ssl_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(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(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 */ - if(strlen(name) < sizeof ghbn_cache[0].name) - { - strcpy(ghbn_cache[lowi].name,name); - 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); - } - } - -#endif |