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author | marha <marha@users.sourceforge.net> | 2009-06-28 22:07:26 +0000 |
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committer | marha <marha@users.sourceforge.net> | 2009-06-28 22:07:26 +0000 |
commit | 3562e78743202e43aec8727005182a2558117eca (patch) | |
tree | 8f9113a77d12470c5c851a2a8e4cb02e89df7d43 /openssl/crypto/bio/bss_acpt.c | |
download | vcxsrv-3562e78743202e43aec8727005182a2558117eca.tar.gz vcxsrv-3562e78743202e43aec8727005182a2558117eca.tar.bz2 vcxsrv-3562e78743202e43aec8727005182a2558117eca.zip |
Checked in the following released items:
xkeyboard-config-1.4.tar.gz
ttf-bitstream-vera-1.10.tar.gz
font-alias-1.0.1.tar.gz
font-sun-misc-1.0.0.tar.gz
font-sun-misc-1.0.0.tar.gz
font-sony-misc-1.0.0.tar.gz
font-schumacher-misc-1.0.0.tar.gz
font-mutt-misc-1.0.0.tar.gz
font-misc-misc-1.0.0.tar.gz
font-misc-meltho-1.0.0.tar.gz
font-micro-misc-1.0.0.tar.gz
font-jis-misc-1.0.0.tar.gz
font-isas-misc-1.0.0.tar.gz
font-dec-misc-1.0.0.tar.gz
font-daewoo-misc-1.0.0.tar.gz
font-cursor-misc-1.0.0.tar.gz
font-arabic-misc-1.0.0.tar.gz
font-winitzki-cyrillic-1.0.0.tar.gz
font-misc-cyrillic-1.0.0.tar.gz
font-cronyx-cyrillic-1.0.0.tar.gz
font-screen-cyrillic-1.0.1.tar.gz
font-xfree86-type1-1.0.1.tar.gz
font-adobe-utopia-type1-1.0.1.tar.gz
font-ibm-type1-1.0.0.tar.gz
font-bitstream-type1-1.0.0.tar.gz
font-bitstream-speedo-1.0.0.tar.gz
font-bh-ttf-1.0.0.tar.gz
font-bh-type1-1.0.0.tar.gz
font-bitstream-100dpi-1.0.0.tar.gz
font-bh-lucidatypewriter-100dpi-1.0.0.tar.gz
font-bh-100dpi-1.0.0.tar.gz
font-adobe-utopia-100dpi-1.0.1.tar.gz
font-adobe-100dpi-1.0.0.tar.gz
font-util-1.0.1.tar.gz
font-bitstream-75dpi-1.0.0.tar.gz
font-bh-lucidatypewriter-75dpi-1.0.0.tar.gz
font-adobe-utopia-75dpi-1.0.1.tar.gz
font-bh-75dpi-1.0.0.tar.gz
bdftopcf-1.0.1.tar.gz
font-adobe-75dpi-1.0.0.tar.gz
mkfontscale-1.0.6.tar.gz
openssl-0.9.8k.tar.gz
bigreqsproto-1.0.2.tar.gz
xtrans-1.2.2.tar.gz
resourceproto-1.0.2.tar.gz
inputproto-1.4.4.tar.gz
compositeproto-0.4.tar.gz
damageproto-1.1.0.tar.gz
zlib-1.2.3.tar.gz
xkbcomp-1.0.5.tar.gz
freetype-2.3.9.tar.gz
pthreads-w32-2-8-0-release.tar.gz
pixman-0.12.0.tar.gz
kbproto-1.0.3.tar.gz
evieext-1.0.2.tar.gz
fixesproto-4.0.tar.gz
recordproto-1.13.2.tar.gz
randrproto-1.2.2.tar.gz
scrnsaverproto-1.1.0.tar.gz
renderproto-0.9.3.tar.gz
xcmiscproto-1.1.2.tar.gz
fontsproto-2.0.2.tar.gz
xextproto-7.0.3.tar.gz
xproto-7.0.14.tar.gz
libXdmcp-1.0.2.tar.gz
libxkbfile-1.0.5.tar.gz
libfontenc-1.0.4.tar.gz
libXfont-1.3.4.tar.gz
libX11-1.1.5.tar.gz
libXau-1.0.4.tar.gz
libxcb-1.1.tar.gz
xorg-server-1.5.3.tar.gz
Diffstat (limited to 'openssl/crypto/bio/bss_acpt.c')
-rw-r--r-- | openssl/crypto/bio/bss_acpt.c | 479 |
1 files changed, 479 insertions, 0 deletions
diff --git a/openssl/crypto/bio/bss_acpt.c b/openssl/crypto/bio/bss_acpt.c new file mode 100644 index 000000000..d090b7272 --- /dev/null +++ b/openssl/crypto/bio/bss_acpt.c @@ -0,0 +1,479 @@ +/* crypto/bio/bss_acpt.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 <errno.h> +#define USE_SOCKETS +#include "cryptlib.h" +#include <openssl/bio.h> + +#ifndef OPENSSL_NO_SOCK + +#ifdef OPENSSL_SYS_WIN16 +#define SOCKET_PROTOCOL 0 /* more microsoft stupidity */ +#else +#define SOCKET_PROTOCOL IPPROTO_TCP +#endif + +#if (defined(OPENSSL_SYS_VMS) && __VMS_VER < 70000000) +/* FIONBIO used as a switch to enable ioctl, and that isn't in VMS < 7.0 */ +#undef FIONBIO +#endif + +typedef struct bio_accept_st + { + int state; + char *param_addr; + + int accept_sock; + int accept_nbio; + + char *addr; + int nbio; + /* If 0, it means normal, if 1, do a connect on bind failure, + * and if there is no-one listening, bind with SO_REUSEADDR. + * If 2, always use SO_REUSEADDR. */ + int bind_mode; + BIO *bio_chain; + } BIO_ACCEPT; + +static int acpt_write(BIO *h, const char *buf, int num); +static int acpt_read(BIO *h, char *buf, int size); +static int acpt_puts(BIO *h, const char *str); +static long acpt_ctrl(BIO *h, int cmd, long arg1, void *arg2); +static int acpt_new(BIO *h); +static int acpt_free(BIO *data); +static int acpt_state(BIO *b, BIO_ACCEPT *c); +static void acpt_close_socket(BIO *data); +BIO_ACCEPT *BIO_ACCEPT_new(void ); +void BIO_ACCEPT_free(BIO_ACCEPT *a); + +#define ACPT_S_BEFORE 1 +#define ACPT_S_GET_ACCEPT_SOCKET 2 +#define ACPT_S_OK 3 + +static BIO_METHOD methods_acceptp= + { + BIO_TYPE_ACCEPT, + "socket accept", + acpt_write, + acpt_read, + acpt_puts, + NULL, /* connect_gets, */ + acpt_ctrl, + acpt_new, + acpt_free, + NULL, + }; + +BIO_METHOD *BIO_s_accept(void) + { + return(&methods_acceptp); + } + +static int acpt_new(BIO *bi) + { + BIO_ACCEPT *ba; + + bi->init=0; + bi->num=INVALID_SOCKET; + bi->flags=0; + if ((ba=BIO_ACCEPT_new()) == NULL) + return(0); + bi->ptr=(char *)ba; + ba->state=ACPT_S_BEFORE; + bi->shutdown=1; + return(1); + } + +BIO_ACCEPT *BIO_ACCEPT_new(void) + { + BIO_ACCEPT *ret; + + if ((ret=(BIO_ACCEPT *)OPENSSL_malloc(sizeof(BIO_ACCEPT))) == NULL) + return(NULL); + + memset(ret,0,sizeof(BIO_ACCEPT)); + ret->accept_sock=INVALID_SOCKET; + ret->bind_mode=BIO_BIND_NORMAL; + return(ret); + } + +void BIO_ACCEPT_free(BIO_ACCEPT *a) + { + if(a == NULL) + return; + + if (a->param_addr != NULL) OPENSSL_free(a->param_addr); + if (a->addr != NULL) OPENSSL_free(a->addr); + if (a->bio_chain != NULL) BIO_free(a->bio_chain); + OPENSSL_free(a); + } + +static void acpt_close_socket(BIO *bio) + { + BIO_ACCEPT *c; + + c=(BIO_ACCEPT *)bio->ptr; + if (c->accept_sock != INVALID_SOCKET) + { + shutdown(c->accept_sock,2); + closesocket(c->accept_sock); + c->accept_sock=INVALID_SOCKET; + bio->num=INVALID_SOCKET; + } + } + +static int acpt_free(BIO *a) + { + BIO_ACCEPT *data; + + if (a == NULL) return(0); + data=(BIO_ACCEPT *)a->ptr; + + if (a->shutdown) + { + acpt_close_socket(a); + BIO_ACCEPT_free(data); + a->ptr=NULL; + a->flags=0; + a->init=0; + } + return(1); + } + +static int acpt_state(BIO *b, BIO_ACCEPT *c) + { + BIO *bio=NULL,*dbio; + int s= -1; + int i; + +again: + switch (c->state) + { + case ACPT_S_BEFORE: + if (c->param_addr == NULL) + { + BIOerr(BIO_F_ACPT_STATE,BIO_R_NO_ACCEPT_PORT_SPECIFIED); + return(-1); + } + s=BIO_get_accept_socket(c->param_addr,c->bind_mode); + if (s == INVALID_SOCKET) + return(-1); + + if (c->accept_nbio) + { + if (!BIO_socket_nbio(s,1)) + { + closesocket(s); + BIOerr(BIO_F_ACPT_STATE,BIO_R_ERROR_SETTING_NBIO_ON_ACCEPT_SOCKET); + return(-1); + } + } + c->accept_sock=s; + b->num=s; + c->state=ACPT_S_GET_ACCEPT_SOCKET; + return(1); + /* break; */ + case ACPT_S_GET_ACCEPT_SOCKET: + if (b->next_bio != NULL) + { + c->state=ACPT_S_OK; + goto again; + } + BIO_clear_retry_flags(b); + b->retry_reason=0; + i=BIO_accept(c->accept_sock,&(c->addr)); + + /* -2 return means we should retry */ + if(i == -2) + { + BIO_set_retry_special(b); + b->retry_reason=BIO_RR_ACCEPT; + return -1; + } + + if (i < 0) return(i); + + bio=BIO_new_socket(i,BIO_CLOSE); + if (bio == NULL) goto err; + + BIO_set_callback(bio,BIO_get_callback(b)); + BIO_set_callback_arg(bio,BIO_get_callback_arg(b)); + + if (c->nbio) + { + if (!BIO_socket_nbio(i,1)) + { + BIOerr(BIO_F_ACPT_STATE,BIO_R_ERROR_SETTING_NBIO_ON_ACCEPTED_SOCKET); + goto err; + } + } + + /* If the accept BIO has an bio_chain, we dup it and + * put the new socket at the end. */ + if (c->bio_chain != NULL) + { + if ((dbio=BIO_dup_chain(c->bio_chain)) == NULL) + goto err; + if (!BIO_push(dbio,bio)) goto err; + bio=dbio; + } + if (BIO_push(b,bio) == NULL) goto err; + + c->state=ACPT_S_OK; + return(1); +err: + if (bio != NULL) + BIO_free(bio); + else if (s >= 0) + closesocket(s); + return(0); + /* break; */ + case ACPT_S_OK: + if (b->next_bio == NULL) + { + c->state=ACPT_S_GET_ACCEPT_SOCKET; + goto again; + } + return(1); + /* break; */ + default: + return(0); + /* break; */ + } + + } + +static int acpt_read(BIO *b, char *out, int outl) + { + int ret=0; + BIO_ACCEPT *data; + + BIO_clear_retry_flags(b); + data=(BIO_ACCEPT *)b->ptr; + + while (b->next_bio == NULL) + { + ret=acpt_state(b,data); + if (ret <= 0) return(ret); + } + + ret=BIO_read(b->next_bio,out,outl); + BIO_copy_next_retry(b); + return(ret); + } + +static int acpt_write(BIO *b, const char *in, int inl) + { + int ret; + BIO_ACCEPT *data; + + BIO_clear_retry_flags(b); + data=(BIO_ACCEPT *)b->ptr; + + while (b->next_bio == NULL) + { + ret=acpt_state(b,data); + if (ret <= 0) return(ret); + } + + ret=BIO_write(b->next_bio,in,inl); + BIO_copy_next_retry(b); + return(ret); + } + +static long acpt_ctrl(BIO *b, int cmd, long num, void *ptr) + { + BIO *dbio; + int *ip; + long ret=1; + BIO_ACCEPT *data; + char **pp; + + data=(BIO_ACCEPT *)b->ptr; + + switch (cmd) + { + case BIO_CTRL_RESET: + ret=0; + data->state=ACPT_S_BEFORE; + acpt_close_socket(b); + b->flags=0; + break; + case BIO_C_DO_STATE_MACHINE: + /* use this one to start the connection */ + ret=(long)acpt_state(b,data); + break; + case BIO_C_SET_ACCEPT: + if (ptr != NULL) + { + if (num == 0) + { + b->init=1; + if (data->param_addr != NULL) + OPENSSL_free(data->param_addr); + data->param_addr=BUF_strdup(ptr); + } + else if (num == 1) + { + data->accept_nbio=(ptr != NULL); + } + else if (num == 2) + { + if (data->bio_chain != NULL) + BIO_free(data->bio_chain); + data->bio_chain=(BIO *)ptr; + } + } + break; + case BIO_C_SET_NBIO: + data->nbio=(int)num; + break; + case BIO_C_SET_FD: + b->init=1; + b->num= *((int *)ptr); + data->accept_sock=b->num; + data->state=ACPT_S_GET_ACCEPT_SOCKET; + b->shutdown=(int)num; + b->init=1; + break; + case BIO_C_GET_FD: + if (b->init) + { + ip=(int *)ptr; + if (ip != NULL) + *ip=data->accept_sock; + ret=data->accept_sock; + } + else + ret= -1; + break; + case BIO_C_GET_ACCEPT: + if (b->init) + { + if (ptr != NULL) + { + pp=(char **)ptr; + *pp=data->param_addr; + } + else + ret= -1; + } + else + ret= -1; + break; + case BIO_CTRL_GET_CLOSE: + ret=b->shutdown; + break; + case BIO_CTRL_SET_CLOSE: + b->shutdown=(int)num; + break; + case BIO_CTRL_PENDING: + case BIO_CTRL_WPENDING: + ret=0; + break; + case BIO_CTRL_FLUSH: + break; + case BIO_C_SET_BIND_MODE: + data->bind_mode=(int)num; + break; + case BIO_C_GET_BIND_MODE: + ret=(long)data->bind_mode; + break; + case BIO_CTRL_DUP: + dbio=(BIO *)ptr; +/* if (data->param_port) EAY EAY + BIO_set_port(dbio,data->param_port); + if (data->param_hostname) + BIO_set_hostname(dbio,data->param_hostname); + BIO_set_nbio(dbio,data->nbio); */ + break; + + default: + ret=0; + break; + } + return(ret); + } + +static int acpt_puts(BIO *bp, const char *str) + { + int n,ret; + + n=strlen(str); + ret=acpt_write(bp,str,n); + return(ret); + } + +BIO *BIO_new_accept(char *str) + { + BIO *ret; + + ret=BIO_new(BIO_s_accept()); + if (ret == NULL) return(NULL); + if (BIO_set_accept_port(ret,str)) + return(ret); + else + { + BIO_free(ret); + return(NULL); + } + } + +#endif |