diff options
Diffstat (limited to 'openssl/crypto/bio/bss_conn.c')
| -rw-r--r-- | openssl/crypto/bio/bss_conn.c | 1053 |
1 files changed, 502 insertions, 551 deletions
diff --git a/openssl/crypto/bio/bss_conn.c b/openssl/crypto/bio/bss_conn.c index c14727855..42d0afffb 100644 --- a/openssl/crypto/bio/bss_conn.c +++ b/openssl/crypto/bio/bss_conn.c @@ -5,21 +5,21 @@ * 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 +34,10 @@ * 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 +49,7 @@ * 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 @@ -64,39 +64,36 @@ #ifndef OPENSSL_NO_SOCK -#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_VMS) && __VMS_VER < 70000000) +# 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_connect_st - { - int state; - - char *param_hostname; - char *param_port; - int nbio; - - unsigned char ip[4]; - unsigned short port; - - struct sockaddr_in them; - - /* int socket; this will be kept in bio->num so that it is - * compatible with the bss_sock bio */ - - /* called when the connection is initially made - * callback(BIO,state,ret); The callback should return - * 'ret'. state is for compatibility with the ssl info_callback */ - int (*info_callback)(const BIO *bio,int state,int ret); - } BIO_CONNECT; +# undef FIONBIO +# endif + +typedef struct bio_connect_st { + int state; + char *param_hostname; + char *param_port; + int nbio; + unsigned char ip[4]; + unsigned short port; + struct sockaddr_in them; + /* + * int socket; this will be kept in bio->num so that it is compatible + * with the bss_sock bio + */ + /* + * called when the connection is initially made callback(BIO,state,ret); + * The callback should return 'ret'. state is for compatibility with the + * ssl info_callback + */ + int (*info_callback) (const BIO *bio, int state, int ret); +} BIO_CONNECT; static int conn_write(BIO *h, const char *buf, int num); static int conn_read(BIO *h, char *buf, int size); @@ -108,545 +105,499 @@ static long conn_callback_ctrl(BIO *h, int cmd, bio_info_cb *); static int conn_state(BIO *b, BIO_CONNECT *c); static void conn_close_socket(BIO *data); -BIO_CONNECT *BIO_CONNECT_new(void ); +BIO_CONNECT *BIO_CONNECT_new(void); void BIO_CONNECT_free(BIO_CONNECT *a); -static BIO_METHOD methods_connectp= - { - BIO_TYPE_CONNECT, - "socket connect", - conn_write, - conn_read, - conn_puts, - NULL, /* connect_gets, */ - conn_ctrl, - conn_new, - conn_free, - conn_callback_ctrl, - }; +static BIO_METHOD methods_connectp = { + BIO_TYPE_CONNECT, + "socket connect", + conn_write, + conn_read, + conn_puts, + NULL, /* connect_gets, */ + conn_ctrl, + conn_new, + conn_free, + conn_callback_ctrl, +}; static int conn_state(BIO *b, BIO_CONNECT *c) - { - int ret= -1,i; - unsigned long l; - char *p,*q; - int (*cb)(const BIO *,int,int)=NULL; - - if (c->info_callback != NULL) - cb=c->info_callback; - - for (;;) - { - switch (c->state) - { - case BIO_CONN_S_BEFORE: - p=c->param_hostname; - if (p == NULL) - { - BIOerr(BIO_F_CONN_STATE,BIO_R_NO_HOSTNAME_SPECIFIED); - goto exit_loop; - } - for ( ; *p != '\0'; p++) - { - if ((*p == ':') || (*p == '/')) break; - } - - i= *p; - if ((i == ':') || (i == '/')) - { - - *(p++)='\0'; - if (i == ':') - { - for (q=p; *q; q++) - if (*q == '/') - { - *q='\0'; - break; - } - if (c->param_port != NULL) - OPENSSL_free(c->param_port); - c->param_port=BUF_strdup(p); - } - } - - if (c->param_port == NULL) - { - BIOerr(BIO_F_CONN_STATE,BIO_R_NO_PORT_SPECIFIED); - ERR_add_error_data(2,"host=",c->param_hostname); - goto exit_loop; - } - c->state=BIO_CONN_S_GET_IP; - break; - - case BIO_CONN_S_GET_IP: - if (BIO_get_host_ip(c->param_hostname,&(c->ip[0])) <= 0) - goto exit_loop; - c->state=BIO_CONN_S_GET_PORT; - break; - - case BIO_CONN_S_GET_PORT: - if (c->param_port == NULL) - { - /* abort(); */ - goto exit_loop; - } - else if (BIO_get_port(c->param_port,&c->port) <= 0) - goto exit_loop; - c->state=BIO_CONN_S_CREATE_SOCKET; - break; - - case BIO_CONN_S_CREATE_SOCKET: - /* now setup address */ - memset((char *)&c->them,0,sizeof(c->them)); - c->them.sin_family=AF_INET; - c->them.sin_port=htons((unsigned short)c->port); - l=(unsigned long) - ((unsigned long)c->ip[0]<<24L)| - ((unsigned long)c->ip[1]<<16L)| - ((unsigned long)c->ip[2]<< 8L)| - ((unsigned long)c->ip[3]); - c->them.sin_addr.s_addr=htonl(l); - c->state=BIO_CONN_S_CREATE_SOCKET; - - ret=socket(AF_INET,SOCK_STREAM,SOCKET_PROTOCOL); - if (ret == INVALID_SOCKET) - { - SYSerr(SYS_F_SOCKET,get_last_socket_error()); - ERR_add_error_data(4,"host=",c->param_hostname, - ":",c->param_port); - BIOerr(BIO_F_CONN_STATE,BIO_R_UNABLE_TO_CREATE_SOCKET); - goto exit_loop; - } - b->num=ret; - c->state=BIO_CONN_S_NBIO; - break; - - case BIO_CONN_S_NBIO: - if (c->nbio) - { - if (!BIO_socket_nbio(b->num,1)) - { - BIOerr(BIO_F_CONN_STATE,BIO_R_ERROR_SETTING_NBIO); - ERR_add_error_data(4,"host=", - c->param_hostname, - ":",c->param_port); - goto exit_loop; - } - } - c->state=BIO_CONN_S_CONNECT; - -#if defined(SO_KEEPALIVE) && !defined(OPENSSL_SYS_MPE) - i=1; - i=setsockopt(b->num,SOL_SOCKET,SO_KEEPALIVE,(char *)&i,sizeof(i)); - if (i < 0) - { - SYSerr(SYS_F_SOCKET,get_last_socket_error()); - ERR_add_error_data(4,"host=",c->param_hostname, - ":",c->param_port); - BIOerr(BIO_F_CONN_STATE,BIO_R_KEEPALIVE); - goto exit_loop; - } -#endif - break; - - case BIO_CONN_S_CONNECT: - BIO_clear_retry_flags(b); - ret=connect(b->num, - (struct sockaddr *)&c->them, - sizeof(c->them)); - b->retry_reason=0; - if (ret < 0) - { - if (BIO_sock_should_retry(ret)) - { - BIO_set_retry_special(b); - c->state=BIO_CONN_S_BLOCKED_CONNECT; - b->retry_reason=BIO_RR_CONNECT; - } - else - { - SYSerr(SYS_F_CONNECT,get_last_socket_error()); - ERR_add_error_data(4,"host=", - c->param_hostname, - ":",c->param_port); - BIOerr(BIO_F_CONN_STATE,BIO_R_CONNECT_ERROR); - } - goto exit_loop; - } - else - c->state=BIO_CONN_S_OK; - break; - - case BIO_CONN_S_BLOCKED_CONNECT: - i=BIO_sock_error(b->num); - if (i) - { - BIO_clear_retry_flags(b); - SYSerr(SYS_F_CONNECT,i); - ERR_add_error_data(4,"host=", - c->param_hostname, - ":",c->param_port); - BIOerr(BIO_F_CONN_STATE,BIO_R_NBIO_CONNECT_ERROR); - ret=0; - goto exit_loop; - } - else - c->state=BIO_CONN_S_OK; - break; - - case BIO_CONN_S_OK: - ret=1; - goto exit_loop; - default: - /* abort(); */ - goto exit_loop; - } - - if (cb != NULL) - { - if (!(ret=cb((BIO *)b,c->state,ret))) - goto end; - } - } - - /* Loop does not exit */ -exit_loop: - if (cb != NULL) - ret=cb((BIO *)b,c->state,ret); -end: - return(ret); - } +{ + int ret = -1, i; + unsigned long l; + char *p, *q; + int (*cb) (const BIO *, int, int) = NULL; + + if (c->info_callback != NULL) + cb = c->info_callback; + + for (;;) { + switch (c->state) { + case BIO_CONN_S_BEFORE: + p = c->param_hostname; + if (p == NULL) { + BIOerr(BIO_F_CONN_STATE, BIO_R_NO_HOSTNAME_SPECIFIED); + goto exit_loop; + } + for (; *p != '\0'; p++) { + if ((*p == ':') || (*p == '/')) + break; + } + + i = *p; + if ((i == ':') || (i == '/')) { + + *(p++) = '\0'; + if (i == ':') { + for (q = p; *q; q++) + if (*q == '/') { + *q = '\0'; + break; + } + if (c->param_port != NULL) + OPENSSL_free(c->param_port); + c->param_port = BUF_strdup(p); + } + } + + if (c->param_port == NULL) { + BIOerr(BIO_F_CONN_STATE, BIO_R_NO_PORT_SPECIFIED); + ERR_add_error_data(2, "host=", c->param_hostname); + goto exit_loop; + } + c->state = BIO_CONN_S_GET_IP; + break; + + case BIO_CONN_S_GET_IP: + if (BIO_get_host_ip(c->param_hostname, &(c->ip[0])) <= 0) + goto exit_loop; + c->state = BIO_CONN_S_GET_PORT; + break; + + case BIO_CONN_S_GET_PORT: + if (c->param_port == NULL) { + /* abort(); */ + goto exit_loop; + } else if (BIO_get_port(c->param_port, &c->port) <= 0) + goto exit_loop; + c->state = BIO_CONN_S_CREATE_SOCKET; + break; + + case BIO_CONN_S_CREATE_SOCKET: + /* now setup address */ + memset((char *)&c->them, 0, sizeof(c->them)); + c->them.sin_family = AF_INET; + c->them.sin_port = htons((unsigned short)c->port); + l = (unsigned long) + ((unsigned long)c->ip[0] << 24L) | + ((unsigned long)c->ip[1] << 16L) | + ((unsigned long)c->ip[2] << 8L) | ((unsigned long)c->ip[3]); + c->them.sin_addr.s_addr = htonl(l); + c->state = BIO_CONN_S_CREATE_SOCKET; + + ret = socket(AF_INET, SOCK_STREAM, SOCKET_PROTOCOL); + if (ret == INVALID_SOCKET) { + SYSerr(SYS_F_SOCKET, get_last_socket_error()); + ERR_add_error_data(4, "host=", c->param_hostname, + ":", c->param_port); + BIOerr(BIO_F_CONN_STATE, BIO_R_UNABLE_TO_CREATE_SOCKET); + goto exit_loop; + } + b->num = ret; + c->state = BIO_CONN_S_NBIO; + break; + + case BIO_CONN_S_NBIO: + if (c->nbio) { + if (!BIO_socket_nbio(b->num, 1)) { + BIOerr(BIO_F_CONN_STATE, BIO_R_ERROR_SETTING_NBIO); + ERR_add_error_data(4, "host=", + c->param_hostname, ":", c->param_port); + goto exit_loop; + } + } + c->state = BIO_CONN_S_CONNECT; + +# if defined(SO_KEEPALIVE) && !defined(OPENSSL_SYS_MPE) + i = 1; + i = setsockopt(b->num, SOL_SOCKET, SO_KEEPALIVE, (char *)&i, + sizeof(i)); + if (i < 0) { + SYSerr(SYS_F_SOCKET, get_last_socket_error()); + ERR_add_error_data(4, "host=", c->param_hostname, + ":", c->param_port); + BIOerr(BIO_F_CONN_STATE, BIO_R_KEEPALIVE); + goto exit_loop; + } +# endif + break; + + case BIO_CONN_S_CONNECT: + BIO_clear_retry_flags(b); + ret = connect(b->num, + (struct sockaddr *)&c->them, sizeof(c->them)); + b->retry_reason = 0; + if (ret < 0) { + if (BIO_sock_should_retry(ret)) { + BIO_set_retry_special(b); + c->state = BIO_CONN_S_BLOCKED_CONNECT; + b->retry_reason = BIO_RR_CONNECT; + } else { + SYSerr(SYS_F_CONNECT, get_last_socket_error()); + ERR_add_error_data(4, "host=", + c->param_hostname, ":", c->param_port); + BIOerr(BIO_F_CONN_STATE, BIO_R_CONNECT_ERROR); + } + goto exit_loop; + } else + c->state = BIO_CONN_S_OK; + break; + + case BIO_CONN_S_BLOCKED_CONNECT: + i = BIO_sock_error(b->num); + if (i) { + BIO_clear_retry_flags(b); + SYSerr(SYS_F_CONNECT, i); + ERR_add_error_data(4, "host=", + c->param_hostname, ":", c->param_port); + BIOerr(BIO_F_CONN_STATE, BIO_R_NBIO_CONNECT_ERROR); + ret = 0; + goto exit_loop; + } else + c->state = BIO_CONN_S_OK; + break; + + case BIO_CONN_S_OK: + ret = 1; + goto exit_loop; + default: + /* abort(); */ + goto exit_loop; + } + + if (cb != NULL) { + if (!(ret = cb((BIO *)b, c->state, ret))) + goto end; + } + } + + /* Loop does not exit */ + exit_loop: + if (cb != NULL) + ret = cb((BIO *)b, c->state, ret); + end: + return (ret); +} BIO_CONNECT *BIO_CONNECT_new(void) - { - BIO_CONNECT *ret; - - if ((ret=(BIO_CONNECT *)OPENSSL_malloc(sizeof(BIO_CONNECT))) == NULL) - return(NULL); - ret->state=BIO_CONN_S_BEFORE; - ret->param_hostname=NULL; - ret->param_port=NULL; - ret->info_callback=NULL; - ret->nbio=0; - ret->ip[0]=0; - ret->ip[1]=0; - ret->ip[2]=0; - ret->ip[3]=0; - ret->port=0; - memset((char *)&ret->them,0,sizeof(ret->them)); - return(ret); - } +{ + BIO_CONNECT *ret; + + if ((ret = (BIO_CONNECT *)OPENSSL_malloc(sizeof(BIO_CONNECT))) == NULL) + return (NULL); + ret->state = BIO_CONN_S_BEFORE; + ret->param_hostname = NULL; + ret->param_port = NULL; + ret->info_callback = NULL; + ret->nbio = 0; + ret->ip[0] = 0; + ret->ip[1] = 0; + ret->ip[2] = 0; + ret->ip[3] = 0; + ret->port = 0; + memset((char *)&ret->them, 0, sizeof(ret->them)); + return (ret); +} void BIO_CONNECT_free(BIO_CONNECT *a) - { - if(a == NULL) - return; +{ + if (a == NULL) + return; - if (a->param_hostname != NULL) - OPENSSL_free(a->param_hostname); - if (a->param_port != NULL) - OPENSSL_free(a->param_port); - OPENSSL_free(a); - } + if (a->param_hostname != NULL) + OPENSSL_free(a->param_hostname); + if (a->param_port != NULL) + OPENSSL_free(a->param_port); + OPENSSL_free(a); +} BIO_METHOD *BIO_s_connect(void) - { - return(&methods_connectp); - } +{ + return (&methods_connectp); +} static int conn_new(BIO *bi) - { - bi->init=0; - bi->num=INVALID_SOCKET; - bi->flags=0; - if ((bi->ptr=(char *)BIO_CONNECT_new()) == NULL) - return(0); - else - return(1); - } +{ + bi->init = 0; + bi->num = INVALID_SOCKET; + bi->flags = 0; + if ((bi->ptr = (char *)BIO_CONNECT_new()) == NULL) + return (0); + else + return (1); +} static void conn_close_socket(BIO *bio) - { - BIO_CONNECT *c; - - c=(BIO_CONNECT *)bio->ptr; - if (bio->num != INVALID_SOCKET) - { - /* Only do a shutdown if things were established */ - if (c->state == BIO_CONN_S_OK) - shutdown(bio->num,2); - closesocket(bio->num); - bio->num=INVALID_SOCKET; - } - } +{ + BIO_CONNECT *c; + + c = (BIO_CONNECT *)bio->ptr; + if (bio->num != INVALID_SOCKET) { + /* Only do a shutdown if things were established */ + if (c->state == BIO_CONN_S_OK) + shutdown(bio->num, 2); + closesocket(bio->num); + bio->num = INVALID_SOCKET; + } +} static int conn_free(BIO *a) - { - BIO_CONNECT *data; - - if (a == NULL) return(0); - data=(BIO_CONNECT *)a->ptr; - - if (a->shutdown) - { - conn_close_socket(a); - BIO_CONNECT_free(data); - a->ptr=NULL; - a->flags=0; - a->init=0; - } - return(1); - } - +{ + BIO_CONNECT *data; + + if (a == NULL) + return (0); + data = (BIO_CONNECT *)a->ptr; + + if (a->shutdown) { + conn_close_socket(a); + BIO_CONNECT_free(data); + a->ptr = NULL; + a->flags = 0; + a->init = 0; + } + return (1); +} + static int conn_read(BIO *b, char *out, int outl) - { - int ret=0; - BIO_CONNECT *data; - - data=(BIO_CONNECT *)b->ptr; - if (data->state != BIO_CONN_S_OK) - { - ret=conn_state(b,data); - if (ret <= 0) - return(ret); - } - - if (out != NULL) - { - clear_socket_error(); - ret=readsocket(b->num,out,outl); - BIO_clear_retry_flags(b); - if (ret <= 0) - { - if (BIO_sock_should_retry(ret)) - BIO_set_retry_read(b); - } - } - return(ret); - } +{ + int ret = 0; + BIO_CONNECT *data; + + data = (BIO_CONNECT *)b->ptr; + if (data->state != BIO_CONN_S_OK) { + ret = conn_state(b, data); + if (ret <= 0) + return (ret); + } + + if (out != NULL) { + clear_socket_error(); + ret = readsocket(b->num, out, outl); + BIO_clear_retry_flags(b); + if (ret <= 0) { + if (BIO_sock_should_retry(ret)) + BIO_set_retry_read(b); + } + } + return (ret); +} static int conn_write(BIO *b, const char *in, int inl) - { - int ret; - BIO_CONNECT *data; - - data=(BIO_CONNECT *)b->ptr; - if (data->state != BIO_CONN_S_OK) - { - ret=conn_state(b,data); - if (ret <= 0) return(ret); - } - - clear_socket_error(); - ret=writesocket(b->num,in,inl); - BIO_clear_retry_flags(b); - if (ret <= 0) - { - if (BIO_sock_should_retry(ret)) - BIO_set_retry_write(b); - } - return(ret); - } +{ + int ret; + BIO_CONNECT *data; + + data = (BIO_CONNECT *)b->ptr; + if (data->state != BIO_CONN_S_OK) { + ret = conn_state(b, data); + if (ret <= 0) + return (ret); + } + + clear_socket_error(); + ret = writesocket(b->num, in, inl); + BIO_clear_retry_flags(b); + if (ret <= 0) { + if (BIO_sock_should_retry(ret)) + BIO_set_retry_write(b); + } + return (ret); +} static long conn_ctrl(BIO *b, int cmd, long num, void *ptr) - { - BIO *dbio; - int *ip; - const char **pptr; - long ret=1; - BIO_CONNECT *data; - - data=(BIO_CONNECT *)b->ptr; - - switch (cmd) - { - case BIO_CTRL_RESET: - ret=0; - data->state=BIO_CONN_S_BEFORE; - conn_close_socket(b); - b->flags=0; - break; - case BIO_C_DO_STATE_MACHINE: - /* use this one to start the connection */ - if (data->state != BIO_CONN_S_OK) - ret=(long)conn_state(b,data); - else - ret=1; - break; - case BIO_C_GET_CONNECT: - if (ptr != NULL) - { - pptr=(const char **)ptr; - if (num == 0) - { - *pptr=data->param_hostname; - - } - else if (num == 1) - { - *pptr=data->param_port; - } - else if (num == 2) - { - *pptr= (char *)&(data->ip[0]); - } - else if (num == 3) - { - *((int *)ptr)=data->port; - } - if ((!b->init) || (ptr == NULL)) - *pptr="not initialized"; - ret=1; - } - break; - case BIO_C_SET_CONNECT: - if (ptr != NULL) - { - b->init=1; - if (num == 0) - { - if (data->param_hostname != NULL) - OPENSSL_free(data->param_hostname); - data->param_hostname=BUF_strdup(ptr); - } - else if (num == 1) - { - if (data->param_port != NULL) - OPENSSL_free(data->param_port); - data->param_port=BUF_strdup(ptr); - } - else if (num == 2) - { - char buf[16]; - unsigned char *p = ptr; - - BIO_snprintf(buf,sizeof buf,"%d.%d.%d.%d", - p[0],p[1],p[2],p[3]); - if (data->param_hostname != NULL) - OPENSSL_free(data->param_hostname); - data->param_hostname=BUF_strdup(buf); - memcpy(&(data->ip[0]),ptr,4); - } - else if (num == 3) - { - char buf[DECIMAL_SIZE(int)+1]; - - BIO_snprintf(buf,sizeof buf,"%d",*(int *)ptr); - if (data->param_port != NULL) - OPENSSL_free(data->param_port); - data->param_port=BUF_strdup(buf); - data->port= *(int *)ptr; - } - } - break; - case BIO_C_SET_NBIO: - data->nbio=(int)num; - break; - case BIO_C_GET_FD: - if (b->init) - { - ip=(int *)ptr; - if (ip != NULL) - *ip=b->num; - ret=b->num; - } - 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_CTRL_DUP: - { - dbio=(BIO *)ptr; - if (data->param_port) - BIO_set_conn_port(dbio,data->param_port); - if (data->param_hostname) - BIO_set_conn_hostname(dbio,data->param_hostname); - BIO_set_nbio(dbio,data->nbio); - /* FIXME: the cast of the function seems unlikely to be a good idea */ - (void)BIO_set_info_callback(dbio,(bio_info_cb *)data->info_callback); - } - break; - case BIO_CTRL_SET_CALLBACK: - { -#if 0 /* FIXME: Should this be used? -- Richard Levitte */ - BIOerr(BIO_F_CONN_CTRL, ERR_R_SHOULD_NOT_HAVE_BEEN_CALLED); - ret = -1; -#else - ret=0; -#endif - } - break; - case BIO_CTRL_GET_CALLBACK: - { - int (**fptr)(const BIO *bio,int state,int xret); - - fptr=(int (**)(const BIO *bio,int state,int xret))ptr; - *fptr=data->info_callback; - } - break; - default: - ret=0; - break; - } - return(ret); - } +{ + BIO *dbio; + int *ip; + const char **pptr; + long ret = 1; + BIO_CONNECT *data; + + data = (BIO_CONNECT *)b->ptr; + + switch (cmd) { + case BIO_CTRL_RESET: + ret = 0; + data->state = BIO_CONN_S_BEFORE; + conn_close_socket(b); + b->flags = 0; + break; + case BIO_C_DO_STATE_MACHINE: + /* use this one to start the connection */ + if (data->state != BIO_CONN_S_OK) + ret = (long)conn_state(b, data); + else + ret = 1; + break; + case BIO_C_GET_CONNECT: + if (ptr != NULL) { + pptr = (const char **)ptr; + if (num == 0) { + *pptr = data->param_hostname; + + } else if (num == 1) { + *pptr = data->param_port; + } else if (num == 2) { + *pptr = (char *)&(data->ip[0]); + } else if (num == 3) { + *((int *)ptr) = data->port; + } + if ((!b->init) || (ptr == NULL)) + *pptr = "not initialized"; + ret = 1; + } + break; + case BIO_C_SET_CONNECT: + if (ptr != NULL) { + b->init = 1; + if (num == 0) { + if (data->param_hostname != NULL) + OPENSSL_free(data->param_hostname); + data->param_hostname = BUF_strdup(ptr); + } else if (num == 1) { + if (data->param_port != NULL) + OPENSSL_free(data->param_port); + data->param_port = BUF_strdup(ptr); + } else if (num == 2) { + char buf[16]; + unsigned char *p = ptr; + + BIO_snprintf(buf, sizeof buf, "%d.%d.%d.%d", + p[0], p[1], p[2], p[3]); + if (data->param_hostname != NULL) + OPENSSL_free(data->param_hostname); + data->param_hostname = BUF_strdup(buf); + memcpy(&(data->ip[0]), ptr, 4); + } else if (num == 3) { + char buf[DECIMAL_SIZE(int) + 1]; + + BIO_snprintf(buf, sizeof buf, "%d", *(int *)ptr); + if (data->param_port != NULL) + OPENSSL_free(data->param_port); + data->param_port = BUF_strdup(buf); + data->port = *(int *)ptr; + } + } + break; + case BIO_C_SET_NBIO: + data->nbio = (int)num; + break; + case BIO_C_GET_FD: + if (b->init) { + ip = (int *)ptr; + if (ip != NULL) + *ip = b->num; + ret = b->num; + } 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_CTRL_DUP: + { + dbio = (BIO *)ptr; + if (data->param_port) + BIO_set_conn_port(dbio, data->param_port); + if (data->param_hostname) + BIO_set_conn_hostname(dbio, data->param_hostname); + BIO_set_nbio(dbio, data->nbio); + /* + * FIXME: the cast of the function seems unlikely to be a good + * idea + */ + (void)BIO_set_info_callback(dbio, + (bio_info_cb *)data->info_callback); + } + break; + case BIO_CTRL_SET_CALLBACK: + { +# if 0 /* FIXME: Should this be used? -- Richard + * Levitte */ + BIOerr(BIO_F_CONN_CTRL, ERR_R_SHOULD_NOT_HAVE_BEEN_CALLED); + ret = -1; +# else + ret = 0; +# endif + } + break; + case BIO_CTRL_GET_CALLBACK: + { + int (**fptr) (const BIO *bio, int state, int xret); + + fptr = (int (**)(const BIO *bio, int state, int xret))ptr; + *fptr = data->info_callback; + } + break; + default: + ret = 0; + break; + } + return (ret); +} static long conn_callback_ctrl(BIO *b, int cmd, bio_info_cb *fp) - { - long ret=1; - BIO_CONNECT *data; - - data=(BIO_CONNECT *)b->ptr; - - switch (cmd) - { - case BIO_CTRL_SET_CALLBACK: - { - data->info_callback=(int (*)(const struct bio_st *, int, int))fp; - } - break; - default: - ret=0; - break; - } - return(ret); - } +{ + long ret = 1; + BIO_CONNECT *data; + + data = (BIO_CONNECT *)b->ptr; + + switch (cmd) { + case BIO_CTRL_SET_CALLBACK: + { + data->info_callback = + (int (*)(const struct bio_st *, int, int))fp; + } + break; + default: + ret = 0; + break; + } + return (ret); +} static int conn_puts(BIO *bp, const char *str) - { - int n,ret; - - n=strlen(str); - ret=conn_write(bp,str,n); - return(ret); - } - -BIO *BIO_new_connect(char *str) - { - BIO *ret; - - ret=BIO_new(BIO_s_connect()); - if (ret == NULL) return(NULL); - if (BIO_set_conn_hostname(ret,str)) - return(ret); - else - { - BIO_free(ret); - return(NULL); - } - } +{ + int n, ret; + + n = strlen(str); + ret = conn_write(bp, str, n); + return (ret); +} + +BIO *BIO_new_connect(const char *str) +{ + BIO *ret; + + ret = BIO_new(BIO_s_connect()); + if (ret == NULL) + return (NULL); + if (BIO_set_conn_hostname(ret, str)) + return (ret); + else { + BIO_free(ret); + return (NULL); + } +} #endif - |