Index: openssl/crypto/bio/b_sock.c |
diff --git a/openssl/crypto/bio/b_sock.c b/openssl/crypto/bio/b_sock.c |
deleted file mode 100644 |
index 470b1a00420cfa11a151149c7a110f0e32161751..0000000000000000000000000000000000000000 |
--- a/openssl/crypto/bio/b_sock.c |
+++ /dev/null |
@@ -1,976 +0,0 @@ |
-/* crypto/bio/b_sock.c */ |
-/* 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 <errno.h> |
-#define USE_SOCKETS |
-#include "cryptlib.h" |
-#include <openssl/bio.h> |
-#if defined(OPENSSL_SYS_NETWARE) && defined(NETWARE_BSDSOCK) |
-#include <netdb.h> |
-#if defined(NETWARE_CLIB) |
-#include <sys/ioctl.h> |
-NETDB_DEFINE_CONTEXT |
-#endif |
-#endif |
- |
-#ifndef OPENSSL_NO_SOCK |
- |
-#include <openssl/dso.h> |
- |
-#define SOCKET_PROTOCOL IPPROTO_TCP |
- |
-#ifdef SO_MAXCONN |
-#define MAX_LISTEN SO_MAXCONN |
-#elif defined(SOMAXCONN) |
-#define MAX_LISTEN SOMAXCONN |
-#else |
-#define MAX_LISTEN 32 |
-#endif |
- |
-#if defined(OPENSSL_SYS_WINDOWS) || (defined(OPENSSL_SYS_NETWARE) && !defined(NETWARE_BSDSOCK)) |
-static int wsa_init_done=0; |
-#endif |
- |
-/* |
- * WSAAPI specifier is required to make indirect calls to run-time |
- * linked WinSock 2 functions used in this module, to be specific |
- * [get|free]addrinfo and getnameinfo. This is because WinSock uses |
- * uses non-C calling convention, __stdcall vs. __cdecl, on x86 |
- * Windows. On non-WinSock platforms WSAAPI needs to be void. |
- */ |
-#ifndef WSAAPI |
-#define WSAAPI |
-#endif |
- |
-#if 0 |
-static unsigned long BIO_ghbn_hits=0L; |
-static unsigned long BIO_ghbn_miss=0L; |
- |
-#define GHBN_NUM 4 |
-static struct ghbn_cache_st |
- { |
- char name[129]; |
- struct hostent *ent; |
- unsigned long order; |
- } ghbn_cache[GHBN_NUM]; |
-#endif |
- |
-static int get_ip(const char *str,unsigned char *ip); |
-#if 0 |
-static void ghbn_free(struct hostent *a); |
-static struct hostent *ghbn_dup(struct hostent *a); |
-#endif |
-int BIO_get_host_ip(const char *str, unsigned char *ip) |
- { |
- int i; |
- int err = 1; |
- int locked = 0; |
- struct hostent *he; |
- |
- i=get_ip(str,ip); |
- if (i < 0) |
- { |
- BIOerr(BIO_F_BIO_GET_HOST_IP,BIO_R_INVALID_IP_ADDRESS); |
- goto err; |
- } |
- |
- /* At this point, we have something that is most probably correct |
- in some way, so let's init the socket. */ |
- if (BIO_sock_init() != 1) |
- return 0; /* don't generate another error code here */ |
- |
- /* If the string actually contained an IP address, we need not do |
- anything more */ |
- if (i > 0) return(1); |
- |
- /* do a gethostbyname */ |
- CRYPTO_w_lock(CRYPTO_LOCK_GETHOSTBYNAME); |
- locked = 1; |
- he=BIO_gethostbyname(str); |
- if (he == NULL) |
- { |
- BIOerr(BIO_F_BIO_GET_HOST_IP,BIO_R_BAD_HOSTNAME_LOOKUP); |
- goto err; |
- } |
- |
- /* cast to short because of win16 winsock definition */ |
- if ((short)he->h_addrtype != AF_INET) |
- { |
- BIOerr(BIO_F_BIO_GET_HOST_IP,BIO_R_GETHOSTBYNAME_ADDR_IS_NOT_AF_INET); |
- goto err; |
- } |
- for (i=0; i<4; i++) |
- ip[i]=he->h_addr_list[0][i]; |
- err = 0; |
- |
- err: |
- if (locked) |
- CRYPTO_w_unlock(CRYPTO_LOCK_GETHOSTBYNAME); |
- if (err) |
- { |
- ERR_add_error_data(2,"host=",str); |
- return 0; |
- } |
- else |
- return 1; |
- } |
- |
-int BIO_get_port(const char *str, unsigned short *port_ptr) |
- { |
- int i; |
- struct servent *s; |
- |
- if (str == NULL) |
- { |
- BIOerr(BIO_F_BIO_GET_PORT,BIO_R_NO_PORT_DEFINED); |
- return(0); |
- } |
- i=atoi(str); |
- if (i != 0) |
- *port_ptr=(unsigned short)i; |
- else |
- { |
- CRYPTO_w_lock(CRYPTO_LOCK_GETSERVBYNAME); |
- /* Note: under VMS with SOCKETSHR, it seems like the first |
- * parameter is 'char *', instead of 'const char *' |
- */ |
-#ifndef CONST_STRICT |
- s=getservbyname((char *)str,"tcp"); |
-#else |
- s=getservbyname(str,"tcp"); |
-#endif |
- if(s != NULL) |
- *port_ptr=ntohs((unsigned short)s->s_port); |
- CRYPTO_w_unlock(CRYPTO_LOCK_GETSERVBYNAME); |
- if(s == NULL) |
- { |
- if (strcmp(str,"http") == 0) |
- *port_ptr=80; |
- else if (strcmp(str,"telnet") == 0) |
- *port_ptr=23; |
- else if (strcmp(str,"socks") == 0) |
- *port_ptr=1080; |
- else if (strcmp(str,"https") == 0) |
- *port_ptr=443; |
- else if (strcmp(str,"ssl") == 0) |
- *port_ptr=443; |
- else if (strcmp(str,"ftp") == 0) |
- *port_ptr=21; |
- else if (strcmp(str,"gopher") == 0) |
- *port_ptr=70; |
-#if 0 |
- else if (strcmp(str,"wais") == 0) |
- *port_ptr=21; |
-#endif |
- else |
- { |
- SYSerr(SYS_F_GETSERVBYNAME,get_last_socket_error()); |
- ERR_add_error_data(3,"service='",str,"'"); |
- return(0); |
- } |
- } |
- } |
- return(1); |
- } |
- |
-int BIO_sock_error(int sock) |
- { |
- int j,i; |
- int size; |
- |
-#if defined(OPENSSL_SYS_BEOS_R5) |
- return 0; |
-#endif |
- |
- size=sizeof(int); |
- /* Note: under Windows the third parameter is of type (char *) |
- * 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 (char *) or (void *). |
- */ |
- i=getsockopt(sock,SOL_SOCKET,SO_ERROR,(void *)&j,(void *)&size); |
- if (i < 0) |
- return(1); |
- else |
- return(j); |
- } |
- |
-#if 0 |
-long BIO_ghbn_ctrl(int cmd, int iarg, char *parg) |
- { |
- int i; |
- char **p; |
- |
- switch (cmd) |
- { |
- case BIO_GHBN_CTRL_HITS: |
- return(BIO_ghbn_hits); |
- /* break; */ |
- case BIO_GHBN_CTRL_MISSES: |
- return(BIO_ghbn_miss); |
- /* break; */ |
- case BIO_GHBN_CTRL_CACHE_SIZE: |
- return(GHBN_NUM); |
- /* break; */ |
- case BIO_GHBN_CTRL_GET_ENTRY: |
- if ((iarg >= 0) && (iarg <GHBN_NUM) && |
- (ghbn_cache[iarg].order > 0)) |
- { |
- p=(char **)parg; |
- if (p == NULL) return(0); |
- *p=ghbn_cache[iarg].name; |
- ghbn_cache[iarg].name[128]='\0'; |
- return(1); |
- } |
- return(0); |
- /* break; */ |
- case BIO_GHBN_CTRL_FLUSH: |
- for (i=0; i<GHBN_NUM; i++) |
- ghbn_cache[i].order=0; |
- break; |
- default: |
- return(0); |
- } |
- return(1); |
- } |
-#endif |
- |
-#if 0 |
-static struct hostent *ghbn_dup(struct hostent *a) |
- { |
- struct hostent *ret; |
- int i,j; |
- |
- MemCheck_off(); |
- ret=(struct hostent *)OPENSSL_malloc(sizeof(struct hostent)); |
- if (ret == NULL) return(NULL); |
- memset(ret,0,sizeof(struct hostent)); |
- |
- for (i=0; a->h_aliases[i] != NULL; i++) |
- ; |
- i++; |
- ret->h_aliases = (char **)OPENSSL_malloc(i*sizeof(char *)); |
- if (ret->h_aliases == NULL) |
- goto err; |
- memset(ret->h_aliases, 0, i*sizeof(char *)); |
- |
- for (i=0; a->h_addr_list[i] != NULL; i++) |
- ; |
- i++; |
- ret->h_addr_list=(char **)OPENSSL_malloc(i*sizeof(char *)); |
- if (ret->h_addr_list == NULL) |
- goto err; |
- memset(ret->h_addr_list, 0, i*sizeof(char *)); |
- |
- j=strlen(a->h_name)+1; |
- if ((ret->h_name=OPENSSL_malloc(j)) == NULL) goto err; |
- memcpy((char *)ret->h_name,a->h_name,j); |
- for (i=0; a->h_aliases[i] != NULL; i++) |
- { |
- j=strlen(a->h_aliases[i])+1; |
- if ((ret->h_aliases[i]=OPENSSL_malloc(j)) == NULL) goto err; |
- memcpy(ret->h_aliases[i],a->h_aliases[i],j); |
- } |
- ret->h_length=a->h_length; |
- ret->h_addrtype=a->h_addrtype; |
- for (i=0; a->h_addr_list[i] != NULL; i++) |
- { |
- if ((ret->h_addr_list[i]=OPENSSL_malloc(a->h_length)) == NULL) |
- goto err; |
- memcpy(ret->h_addr_list[i],a->h_addr_list[i],a->h_length); |
- } |
- if (0) |
- { |
-err: |
- if (ret != NULL) |
- ghbn_free(ret); |
- ret=NULL; |
- } |
- MemCheck_on(); |
- return(ret); |
- } |
- |
-static void ghbn_free(struct hostent *a) |
- { |
- int i; |
- |
- if(a == NULL) |
- return; |
- |
- if (a->h_aliases != NULL) |
- { |
- for (i=0; a->h_aliases[i] != NULL; i++) |
- OPENSSL_free(a->h_aliases[i]); |
- OPENSSL_free(a->h_aliases); |
- } |
- if (a->h_addr_list != NULL) |
- { |
- for (i=0; a->h_addr_list[i] != NULL; i++) |
- OPENSSL_free(a->h_addr_list[i]); |
- OPENSSL_free(a->h_addr_list); |
- } |
- if (a->h_name != NULL) OPENSSL_free(a->h_name); |
- OPENSSL_free(a); |
- } |
- |
-#endif |
- |
-struct hostent *BIO_gethostbyname(const char *name) |
- { |
-#if 1 |
- /* Caching gethostbyname() results forever is wrong, |
- * so we have to let the true gethostbyname() worry about this */ |
-#if (defined(NETWARE_BSDSOCK) && !defined(__NOVELL_LIBC__)) |
- return gethostbyname((char*)name); |
-#else |
- return gethostbyname(name); |
-#endif |
-#else |
- struct hostent *ret; |
- int i,lowi=0,j; |
- unsigned long low= (unsigned long)-1; |
- |
- |
-# if 0 |
- /* It doesn't make sense to use locking here: The function interface |
- * is not thread-safe, because threads can never be sure when |
- * some other thread destroys the data they were given a pointer to. |
- */ |
- CRYPTO_w_lock(CRYPTO_LOCK_GETHOSTBYNAME); |
-# endif |
- j=strlen(name); |
- if (j < 128) |
- { |
- 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; |
- } |
- } |
- } |
- else |
- i=GHBN_NUM; |
- |
- if (i == GHBN_NUM) /* no hit*/ |
- { |
- BIO_ghbn_miss++; |
- /* Note: under VMS with SOCKETSHR, it seems like the first |
- * parameter is 'char *', instead of 'const char *' |
- */ |
-# ifndef CONST_STRICT |
- ret=gethostbyname((char *)name); |
-# else |
- ret=gethostbyname(name); |
-# endif |
- |
- if (ret == NULL) |
- goto end; |
- if (j > 128) /* too big to cache */ |
- { |
-# if 0 |
- /* If we were trying to make this function thread-safe (which |
- * is bound to fail), we'd have to give up in this case |
- * (or allocate more memory). */ |
- ret = NULL; |
-# endif |
- goto end; |
- } |
- |
- /* else add to cache */ |
- if (ghbn_cache[lowi].ent != NULL) |
- ghbn_free(ghbn_cache[lowi].ent); /* XXX not thread-safe */ |
- ghbn_cache[lowi].name[0] = '\0'; |
- |
- if((ret=ghbn_cache[lowi].ent=ghbn_dup(ret)) == NULL) |
- { |
- BIOerr(BIO_F_BIO_GETHOSTBYNAME,ERR_R_MALLOC_FAILURE); |
- goto end; |
- } |
- strncpy(ghbn_cache[lowi].name,name,128); |
- ghbn_cache[lowi].order=BIO_ghbn_miss+BIO_ghbn_hits; |
- } |
- else |
- { |
- BIO_ghbn_hits++; |
- ret= ghbn_cache[i].ent; |
- ghbn_cache[i].order=BIO_ghbn_miss+BIO_ghbn_hits; |
- } |
-end: |
-# if 0 |
- CRYPTO_w_unlock(CRYPTO_LOCK_GETHOSTBYNAME); |
-# endif |
- return(ret); |
-#endif |
- } |
- |
- |
-int BIO_sock_init(void) |
- { |
-#ifdef OPENSSL_SYS_WINDOWS |
- static struct WSAData wsa_state; |
- |
- if (!wsa_init_done) |
- { |
- int err; |
- |
- wsa_init_done=1; |
- memset(&wsa_state,0,sizeof(wsa_state)); |
- /* Not making wsa_state available to the rest of the |
- * code is formally wrong. But the structures we use |
- * are [beleived to be] invariable among Winsock DLLs, |
- * while API availability is [expected to be] probed |
- * at run-time with DSO_global_lookup. */ |
- if (WSAStartup(0x0202,&wsa_state)!=0) |
- { |
- err=WSAGetLastError(); |
- SYSerr(SYS_F_WSASTARTUP,err); |
- BIOerr(BIO_F_BIO_SOCK_INIT,BIO_R_WSASTARTUP); |
- return(-1); |
- } |
- } |
-#endif /* OPENSSL_SYS_WINDOWS */ |
-#ifdef WATT32 |
- extern int _watt_do_exit; |
- _watt_do_exit = 0; /* don't make sock_init() call exit() */ |
- if (sock_init()) |
- return (-1); |
-#endif |
- |
-#if defined(OPENSSL_SYS_NETWARE) && !defined(NETWARE_BSDSOCK) |
- WORD wVerReq; |
- WSADATA wsaData; |
- int err; |
- |
- if (!wsa_init_done) |
- { |
- wsa_init_done=1; |
- wVerReq = MAKEWORD( 2, 0 ); |
- err = WSAStartup(wVerReq,&wsaData); |
- if (err != 0) |
- { |
- SYSerr(SYS_F_WSASTARTUP,err); |
- BIOerr(BIO_F_BIO_SOCK_INIT,BIO_R_WSASTARTUP); |
- return(-1); |
- } |
- } |
-#endif |
- |
- return(1); |
- } |
- |
-void BIO_sock_cleanup(void) |
- { |
-#ifdef OPENSSL_SYS_WINDOWS |
- if (wsa_init_done) |
- { |
- wsa_init_done=0; |
-#if 0 /* this call is claimed to be non-present in Winsock2 */ |
- WSACancelBlockingCall(); |
-#endif |
- WSACleanup(); |
- } |
-#elif defined(OPENSSL_SYS_NETWARE) && !defined(NETWARE_BSDSOCK) |
- if (wsa_init_done) |
- { |
- wsa_init_done=0; |
- WSACleanup(); |
- } |
-#endif |
- } |
- |
-#if !defined(OPENSSL_SYS_VMS) || __VMS_VER >= 70000000 |
- |
-int BIO_socket_ioctl(int fd, long type, void *arg) |
- { |
- int i; |
- |
-#ifdef __DJGPP__ |
- i=ioctlsocket(fd,type,(char *)arg); |
-#else |
-# if defined(OPENSSL_SYS_VMS) |
- /* 2011-02-18 SMS. |
- * VMS ioctl() can't tolerate a 64-bit "void *arg", but we |
- * observe that all the consumers pass in an "unsigned long *", |
- * so we arrange a local copy with a short pointer, and use |
- * that, instead. |
- */ |
-# if __INITIAL_POINTER_SIZE == 64 |
-# define ARG arg_32p |
-# pragma pointer_size save |
-# pragma pointer_size 32 |
- unsigned long arg_32; |
- unsigned long *arg_32p; |
-# pragma pointer_size restore |
- arg_32p = &arg_32; |
- arg_32 = *((unsigned long *) arg); |
-# else /* __INITIAL_POINTER_SIZE == 64 */ |
-# define ARG arg |
-# endif /* __INITIAL_POINTER_SIZE == 64 [else] */ |
-# else /* defined(OPENSSL_SYS_VMS) */ |
-# define ARG arg |
-# endif /* defined(OPENSSL_SYS_VMS) [else] */ |
- |
- i=ioctlsocket(fd,type,ARG); |
-#endif /* __DJGPP__ */ |
- if (i < 0) |
- SYSerr(SYS_F_IOCTLSOCKET,get_last_socket_error()); |
- return(i); |
- } |
-#endif /* __VMS_VER */ |
- |
-/* The reason I have implemented this instead of using sscanf is because |
- * Visual C 1.52c gives an unresolved external when linking a DLL :-( */ |
-static int get_ip(const char *str, unsigned char ip[4]) |
- { |
- unsigned int tmp[4]; |
- int num=0,c,ok=0; |
- |
- tmp[0]=tmp[1]=tmp[2]=tmp[3]=0; |
- |
- for (;;) |
- { |
- c= *(str++); |
- if ((c >= '0') && (c <= '9')) |
- { |
- ok=1; |
- tmp[num]=tmp[num]*10+c-'0'; |
- if (tmp[num] > 255) return(0); |
- } |
- else if (c == '.') |
- { |
- if (!ok) return(-1); |
- if (num == 3) return(0); |
- num++; |
- ok=0; |
- } |
- else if (c == '\0' && (num == 3) && ok) |
- break; |
- else |
- return(0); |
- } |
- ip[0]=tmp[0]; |
- ip[1]=tmp[1]; |
- ip[2]=tmp[2]; |
- ip[3]=tmp[3]; |
- return(1); |
- } |
- |
-int BIO_get_accept_socket(char *host, int bind_mode) |
- { |
- int ret=0; |
- union { |
- struct sockaddr sa; |
- struct sockaddr_in sa_in; |
-#if OPENSSL_USE_IPV6 |
- struct sockaddr_in6 sa_in6; |
-#endif |
- } server,client; |
- int s=INVALID_SOCKET,cs; |
- socklen_t addrlen; |
- unsigned char ip[4]; |
- unsigned short port; |
- char *str=NULL,*e; |
- char *h,*p; |
- unsigned long l; |
- int err_num; |
- |
- if (BIO_sock_init() != 1) return(INVALID_SOCKET); |
- |
- if ((str=BUF_strdup(host)) == NULL) return(INVALID_SOCKET); |
- |
- h=p=NULL; |
- h=str; |
- for (e=str; *e; e++) |
- { |
- if (*e == ':') |
- { |
- p=e; |
- } |
- else if (*e == '/') |
- { |
- *e='\0'; |
- break; |
- } |
- } |
- if (p) *p++='\0'; /* points at last ':', '::port' is special [see below] */ |
- else p=h,h=NULL; |
- |
-#ifdef EAI_FAMILY |
- do { |
- static union { void *p; |
- int (WSAAPI *f)(const char *,const char *, |
- const struct addrinfo *, |
- struct addrinfo **); |
- } p_getaddrinfo = {NULL}; |
- static union { void *p; |
- void (WSAAPI *f)(struct addrinfo *); |
- } p_freeaddrinfo = {NULL}; |
- struct addrinfo *res,hint; |
- |
- if (p_getaddrinfo.p==NULL) |
- { |
- if ((p_getaddrinfo.p=DSO_global_lookup("getaddrinfo"))==NULL || |
- (p_freeaddrinfo.p=DSO_global_lookup("freeaddrinfo"))==NULL) |
- p_getaddrinfo.p=(void*)-1; |
- } |
- if (p_getaddrinfo.p==(void *)-1) break; |
- |
- /* '::port' enforces IPv6 wildcard listener. Some OSes, |
- * e.g. Solaris, default to IPv6 without any hint. Also |
- * note that commonly IPv6 wildchard socket can service |
- * IPv4 connections just as well... */ |
- memset(&hint,0,sizeof(hint)); |
- hint.ai_flags = AI_PASSIVE; |
- if (h) |
- { |
- if (strchr(h,':')) |
- { |
- if (h[1]=='\0') h=NULL; |
-#if OPENSSL_USE_IPV6 |
- hint.ai_family = AF_INET6; |
-#else |
- h=NULL; |
-#endif |
- } |
- else if (h[0]=='*' && h[1]=='\0') |
- { |
- hint.ai_family = AF_INET; |
- h=NULL; |
- } |
- } |
- |
- if ((*p_getaddrinfo.f)(h,p,&hint,&res)) break; |
- |
- addrlen = res->ai_addrlen <= (socklen_t)sizeof(server) ? |
- res->ai_addrlen : |
- (socklen_t)sizeof(server); |
- memcpy(&server, res->ai_addr, (size_t)addrlen); |
- |
- (*p_freeaddrinfo.f)(res); |
- goto again; |
- } while (0); |
-#endif |
- |
- if (!BIO_get_port(p,&port)) goto err; |
- |
- memset((char *)&server,0,sizeof(server)); |
- server.sa_in.sin_family=AF_INET; |
- server.sa_in.sin_port=htons(port); |
- addrlen = (socklen_t)sizeof(server.sa_in); |
- |
- if (h == NULL || strcmp(h,"*") == 0) |
- server.sa_in.sin_addr.s_addr=INADDR_ANY; |
- else |
- { |
- if (!BIO_get_host_ip(h,&(ip[0]))) goto err; |
- l=(unsigned long) |
- ((unsigned long)ip[0]<<24L)| |
- ((unsigned long)ip[1]<<16L)| |
- ((unsigned long)ip[2]<< 8L)| |
- ((unsigned long)ip[3]); |
- server.sa_in.sin_addr.s_addr=htonl(l); |
- } |
- |
-again: |
- s=socket(server.sa.sa_family,SOCK_STREAM,SOCKET_PROTOCOL); |
- if (s == INVALID_SOCKET) |
- { |
- SYSerr(SYS_F_SOCKET,get_last_socket_error()); |
- ERR_add_error_data(3,"port='",host,"'"); |
- BIOerr(BIO_F_BIO_GET_ACCEPT_SOCKET,BIO_R_UNABLE_TO_CREATE_SOCKET); |
- goto err; |
- } |
- |
-#ifdef SO_REUSEADDR |
- if (bind_mode == BIO_BIND_REUSEADDR) |
- { |
- int i=1; |
- |
- ret=setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&i,sizeof(i)); |
- bind_mode=BIO_BIND_NORMAL; |
- } |
-#endif |
- if (bind(s,&server.sa,addrlen) == -1) |
- { |
-#ifdef SO_REUSEADDR |
- err_num=get_last_socket_error(); |
- if ((bind_mode == BIO_BIND_REUSEADDR_IF_UNUSED) && |
-#ifdef OPENSSL_SYS_WINDOWS |
- /* Some versions of Windows define EADDRINUSE to |
- * a dummy value. |
- */ |
- (err_num == WSAEADDRINUSE)) |
-#else |
- (err_num == EADDRINUSE)) |
-#endif |
- { |
- client = server; |
- if (h == NULL || strcmp(h,"*") == 0) |
- { |
-#if OPENSSL_USE_IPV6 |
- if (client.sa.sa_family == AF_INET6) |
- { |
- memset(&client.sa_in6.sin6_addr,0,sizeof(client.sa_in6.sin6_addr)); |
- client.sa_in6.sin6_addr.s6_addr[15]=1; |
- } |
- else |
-#endif |
- if (client.sa.sa_family == AF_INET) |
- { |
- client.sa_in.sin_addr.s_addr=htonl(0x7F000001); |
- } |
- else goto err; |
- } |
- cs=socket(client.sa.sa_family,SOCK_STREAM,SOCKET_PROTOCOL); |
- if (cs != INVALID_SOCKET) |
- { |
- int ii; |
- ii=connect(cs,&client.sa,addrlen); |
- closesocket(cs); |
- if (ii == INVALID_SOCKET) |
- { |
- bind_mode=BIO_BIND_REUSEADDR; |
- closesocket(s); |
- goto again; |
- } |
- /* else error */ |
- } |
- /* else error */ |
- } |
-#endif |
- SYSerr(SYS_F_BIND,err_num); |
- ERR_add_error_data(3,"port='",host,"'"); |
- BIOerr(BIO_F_BIO_GET_ACCEPT_SOCKET,BIO_R_UNABLE_TO_BIND_SOCKET); |
- goto err; |
- } |
- if (listen(s,MAX_LISTEN) == -1) |
- { |
- SYSerr(SYS_F_BIND,get_last_socket_error()); |
- ERR_add_error_data(3,"port='",host,"'"); |
- BIOerr(BIO_F_BIO_GET_ACCEPT_SOCKET,BIO_R_UNABLE_TO_LISTEN_SOCKET); |
- goto err; |
- } |
- ret=1; |
-err: |
- if (str != NULL) OPENSSL_free(str); |
- if ((ret == 0) && (s != INVALID_SOCKET)) |
- { |
- closesocket(s); |
- s= INVALID_SOCKET; |
- } |
- return(s); |
- } |
- |
-int BIO_accept(int sock, char **addr) |
- { |
- int ret=INVALID_SOCKET; |
- unsigned long l; |
- unsigned short port; |
- char *p; |
- |
- struct { |
- /* |
- * As for following union. Trouble is that there are platforms |
- * that have socklen_t and there are platforms that don't, on |
- * some platforms socklen_t is int and on some size_t. So what |
- * one can do? One can cook #ifdef spaghetti, which is nothing |
- * but masochistic. Or one can do union between int and size_t. |
- * One naturally does it primarily for 64-bit platforms where |
- * sizeof(int) != sizeof(size_t). But would it work? Note that |
- * if size_t member is initialized to 0, then later int member |
- * assignment naturally does the job on little-endian platforms |
- * regardless accept's expectations! What about big-endians? |
- * If accept expects int*, then it works, and if size_t*, then |
- * length value would appear as unreasonably large. But this |
- * won't prevent it from filling in the address structure. The |
- * trouble of course would be if accept returns more data than |
- * actual buffer can accomodate and overwrite stack... That's |
- * where early OPENSSL_assert comes into picture. Besides, the |
- * only 64-bit big-endian platform found so far that expects |
- * size_t* is HP-UX, where stack grows towards higher address. |
- * <appro> |
- */ |
- union { size_t s; int i; } len; |
- union { |
- struct sockaddr sa; |
- struct sockaddr_in sa_in; |
-#if OPENSSL_USE_IPV6 |
- struct sockaddr_in6 sa_in6; |
-#endif |
- } from; |
- } sa; |
- |
- sa.len.s=0; |
- sa.len.i=sizeof(sa.from); |
- memset(&sa.from,0,sizeof(sa.from)); |
- ret=accept(sock,&sa.from.sa,(void *)&sa.len); |
- if (sizeof(sa.len.i)!=sizeof(sa.len.s) && sa.len.i==0) |
- { |
- OPENSSL_assert(sa.len.s<=sizeof(sa.from)); |
- sa.len.i = (int)sa.len.s; |
- /* use sa.len.i from this point */ |
- } |
- if (ret == INVALID_SOCKET) |
- { |
- if(BIO_sock_should_retry(ret)) return -2; |
- SYSerr(SYS_F_ACCEPT,get_last_socket_error()); |
- BIOerr(BIO_F_BIO_ACCEPT,BIO_R_ACCEPT_ERROR); |
- goto end; |
- } |
- |
- if (addr == NULL) goto end; |
- |
-#ifdef EAI_FAMILY |
- do { |
- char h[NI_MAXHOST],s[NI_MAXSERV]; |
- size_t nl; |
- static union { void *p; |
- int (WSAAPI *f)(const struct sockaddr *,size_t/*socklen_t*/, |
- char *,size_t,char *,size_t,int); |
- } p_getnameinfo = {NULL}; |
- /* 2nd argument to getnameinfo is specified to |
- * be socklen_t. Unfortunately there is a number |
- * of environments where socklen_t is not defined. |
- * As it's passed by value, it's safe to pass it |
- * as size_t... <appro> */ |
- |
- if (p_getnameinfo.p==NULL) |
- { |
- if ((p_getnameinfo.p=DSO_global_lookup("getnameinfo"))==NULL) |
- p_getnameinfo.p=(void*)-1; |
- } |
- if (p_getnameinfo.p==(void *)-1) break; |
- |
- if ((*p_getnameinfo.f)(&sa.from.sa,sa.len.i,h,sizeof(h),s,sizeof(s), |
- NI_NUMERICHOST|NI_NUMERICSERV)) break; |
- nl = strlen(h)+strlen(s)+2; |
- p = *addr; |
- if (p) { *p = '\0'; p = OPENSSL_realloc(p,nl); } |
- else { p = OPENSSL_malloc(nl); } |
- if (p==NULL) |
- { |
- BIOerr(BIO_F_BIO_ACCEPT,ERR_R_MALLOC_FAILURE); |
- goto end; |
- } |
- *addr = p; |
- BIO_snprintf(*addr,nl,"%s:%s",h,s); |
- goto end; |
- } while(0); |
-#endif |
- if (sa.from.sa.sa_family != AF_INET) goto end; |
- l=ntohl(sa.from.sa_in.sin_addr.s_addr); |
- port=ntohs(sa.from.sa_in.sin_port); |
- if (*addr == NULL) |
- { |
- if ((p=OPENSSL_malloc(24)) == NULL) |
- { |
- BIOerr(BIO_F_BIO_ACCEPT,ERR_R_MALLOC_FAILURE); |
- goto end; |
- } |
- *addr=p; |
- } |
- BIO_snprintf(*addr,24,"%d.%d.%d.%d:%d", |
- (unsigned char)(l>>24L)&0xff, |
- (unsigned char)(l>>16L)&0xff, |
- (unsigned char)(l>> 8L)&0xff, |
- (unsigned char)(l )&0xff, |
- port); |
-end: |
- return(ret); |
- } |
- |
-int BIO_set_tcp_ndelay(int s, int on) |
- { |
- int ret=0; |
-#if defined(TCP_NODELAY) && (defined(IPPROTO_TCP) || defined(SOL_TCP)) |
- int opt; |
- |
-#ifdef SOL_TCP |
- opt=SOL_TCP; |
-#else |
-#ifdef IPPROTO_TCP |
- opt=IPPROTO_TCP; |
-#endif |
-#endif |
- |
- ret=setsockopt(s,opt,TCP_NODELAY,(char *)&on,sizeof(on)); |
-#endif |
- return(ret == 0); |
- } |
- |
-int BIO_socket_nbio(int s, int mode) |
- { |
- int ret= -1; |
- int l; |
- |
- l=mode; |
-#ifdef FIONBIO |
- ret=BIO_socket_ioctl(s,FIONBIO,&l); |
-#endif |
- return(ret == 0); |
- } |
-#endif |