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-rw-r--r--apps/s_socket.c986
1 files changed, 487 insertions, 499 deletions
diff --git a/apps/s_socket.c b/apps/s_socket.c
index 94eb40f3ffc8..9e5565d16a4b 100644
--- a/apps/s_socket.c
+++ b/apps/s_socket.c
@@ -1,25 +1,27 @@
-/* apps/s_socket.c - socket-related functions used by s_client and s_server */
+/*
+ * 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:
@@ -34,10 +36,10 @@
* 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
+ * 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
@@ -49,7 +51,7 @@
* 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
@@ -63,17 +65,19 @@
#include <signal.h>
#ifdef FLAT_INC
-#include "e_os2.h"
+# include "e_os2.h"
#else
-#include "../e_os2.h"
+# 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 */
+/*
+ * 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
+# define __U_INT
typedef unsigned int u_int;
#endif
@@ -86,537 +90,521 @@ typedef unsigned int u_int;
#include <openssl/ssl.h>
#ifdef FLAT_INC
-#include "e_os.h"
+# include "e_os.h"
#else
-#include "../e_os.h"
+# include "../e_os.h"
#endif
#ifndef OPENSSL_NO_SOCK
-#if defined(OPENSSL_SYS_NETWARE) && defined(NETWARE_BSDSOCK)
-#include "netdb.h"
-#endif
+# 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))
+# if defined(OPENSSL_SYS_WINDOWS) || (defined(OPENSSL_SYS_NETWARE) && !defined(NETWARE_BSDSOCK))
static void ssl_sock_cleanup(void);
-#endif
+# 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_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 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
+# 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
+# if defined(OPENSSL_SYS_NETWARE) && !defined(NETWARE_BSDSOCK)
+static int wsa_init_done = 0;
+# endif
-#ifdef OPENSSL_SYS_WINDOWS
+# ifdef OPENSSL_SYS_WINDOWS
static struct WSAData wsa_state;
-static int wsa_init_done=0;
+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 */
+# 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
+ 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)
+{
+ 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);
+{
+ if (wsa_init_done) {
+ wsa_init_done = 0;
+ WSACleanup();
+ }
+}
# 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);
- }
+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];
+{
+ 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);
- }
+ 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
+{
+ 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);
- }
- }
- }
+ 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
+{
+ 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));
- }
+# ifndef BIT_FIELD_LIMITS
+ memcpy(&server.sin_addr.s_addr, ip, 4);
+# else
+ memcpy(&server.sin_addr, ip, 4);
+# endif
-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 (type == SOCK_STREAM)
+ s = socket(AF_INET, SOCK_STREAM, SOCKET_PROTOCOL);
+ else /* type == SOCK_DGRAM */
+ s = socket(AF_INET, SOCK_DGRAM, IPPROTO_UDP);
- if (!ssl_sock_init()) return(0);
+ 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);
+}
-#ifndef OPENSSL_SYS_WINDOWS
-redoit:
-#endif
+static int init_server(int *sock, int port, int type)
+{
+ return (init_server_long(sock, port, NULL, type));
+}
- 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);
- }
+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
-/*
- 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); }
+ 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);
- }
+ 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);
- }
+ 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);
- }
+{
+ 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;
+{
+ 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);
- }
- }
+{
+ 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