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author | Mike Gabriel <mike.gabriel@das-netzwerkteam.de> | 2015-02-02 15:02:49 +0100 |
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committer | Mike Gabriel <mike.gabriel@das-netzwerkteam.de> | 2015-02-02 15:02:49 +0100 |
commit | b16b9e4656e7199c2aec74a4c8ebc7a875d3ba73 (patch) | |
tree | 4361edef0d42d5bf5ac984ef72b4fac35426eae7 /nx-X11/lib/ICE/connect.c | |
parent | 0d5a83e986f39982c0924652a3662e60b1f23162 (diff) | |
download | nx-libs-b16b9e4656e7199c2aec74a4c8ebc7a875d3ba73.tar.gz nx-libs-b16b9e4656e7199c2aec74a4c8ebc7a875d3ba73.tar.bz2 nx-libs-b16b9e4656e7199c2aec74a4c8ebc7a875d3ba73.zip |
massive reduction of unneeded files
Diffstat (limited to 'nx-X11/lib/ICE/connect.c')
-rw-r--r-- | nx-X11/lib/ICE/connect.c | 543 |
1 files changed, 0 insertions, 543 deletions
diff --git a/nx-X11/lib/ICE/connect.c b/nx-X11/lib/ICE/connect.c deleted file mode 100644 index e06aa04bc..000000000 --- a/nx-X11/lib/ICE/connect.c +++ /dev/null @@ -1,543 +0,0 @@ -/* $Xorg: connect.c,v 1.4 2001/02/09 02:03:26 xorgcvs Exp $ */ -/****************************************************************************** - - -Copyright 1993, 1998 The Open Group - -Permission to use, copy, modify, distribute, and sell this software and its -documentation for any purpose is hereby granted without fee, provided that -the above copyright notice appear in all copies and that both that -copyright notice and this permission notice appear in supporting -documentation. - -The above copyright notice and this permission notice shall be included in -all copies or substantial portions of the Software. - -THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR -IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, -FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE -OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN -AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN -CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. - -Except as contained in this notice, the name of The Open Group shall not be -used in advertising or otherwise to promote the sale, use or other dealings -in this Software without prior written authorization from The Open Group. - -Author: Ralph Mor, X Consortium -******************************************************************************/ -/* $XFree86: xc/lib/ICE/connect.c,v 3.9 2001/12/14 19:53:35 dawes Exp $ */ - -#ifdef HAVE_CONFIG_H -#include <config.h> -#endif -#include <X11/ICE/ICElib.h> -#include "ICElibint.h" -#include <X11/Xtrans/Xtrans.h> -#include "globals.h" - -static XtransConnInfo ConnectToPeer(); - -#define Strstr strstr - -IceConn -IceOpenConnection (networkIdsList, context, mustAuthenticate, majorOpcodeCheck, - errorLength, errorStringRet) - -char *networkIdsList; -IcePointer context; -Bool mustAuthenticate; -int majorOpcodeCheck; -int errorLength; -char *errorStringRet; - -{ - IceConn iceConn; - int extra, i, j; - int endian; - Bool gotReply, ioErrorOccured; - unsigned long setup_sequence; - iceByteOrderMsg *pByteOrderMsg; - iceConnectionSetupMsg *pSetupMsg; - char *pData; - IceReplyWaitInfo replyWait; - _IceReply reply; - int authUsableCount; - int authUsableFlags[MAX_ICE_AUTH_NAMES]; - int authIndices[MAX_ICE_AUTH_NAMES]; - - if (errorStringRet && errorLength > 0) - *errorStringRet = '\0'; - - if (networkIdsList == NULL || *networkIdsList == '\0') - { - strncpy (errorStringRet, - "networkIdsList argument is NULL", errorLength); - return (NULL); - } - - /* - * Check to see if we can use a previously created ICE connection. - * - * If iceConn->want_to_close is True, or iceConn->free_asap is True, - * we can not use the iceConn. - * - * If 'context' is non-NULL, we will only use a previously opened ICE - * connection if the specified 'context' is equal to the context - * associated with the ICE connection, or if the context associated - * with the ICE connection is NULL. - * - * If 'majorOpcodeCheck' is non-zero, it will contain a protocol major - * opcode that we should make sure is not already active on the ICE - * connection. Some clients will want two seperate connections for the - * same protocol to the same destination client. - */ - - for (i = 0; i < _IceConnectionCount; i++) - { - char *strptr; - if ((strptr = (char *) Strstr ( - networkIdsList, _IceConnectionStrings[i])) != NULL) - { - char ch = *(strptr + strlen (_IceConnectionStrings[i])); - if (ch == ',' || ch == '\0') - { - /* - * OK, we found a connection. Make sure we can reuse it. - */ - - IceConn iceConn = _IceConnectionObjs[i]; - - if (iceConn->want_to_close || iceConn->free_asap || - (context && iceConn->context && - iceConn->context != context)) - { - /* force a new connection to be created */ - break; - } - - if (majorOpcodeCheck) - { - for (j = iceConn->his_min_opcode; - j <= iceConn->his_max_opcode; j++) - { - if (iceConn->process_msg_info[ - j - iceConn->his_min_opcode].in_use && - iceConn->process_msg_info[ - j - iceConn->his_min_opcode].my_opcode == - majorOpcodeCheck) - break; - } - - if (j <= iceConn->his_max_opcode || - (iceConn->protosetup_to_you && - iceConn->protosetup_to_you->my_opcode == - majorOpcodeCheck)) - { - /* force a new connection to be created */ - break; - } - } - - iceConn->open_ref_count++; - if (context && !iceConn->context) - iceConn->context = context; - return (iceConn); - } - } - } - - if ((iceConn = (IceConn) malloc (sizeof (struct _IceConn))) == NULL) - { - strncpy (errorStringRet, "Can't malloc", errorLength); - return (NULL); - } - - - /* - * Open a network connection with the peer client. - */ - - if ((iceConn->trans_conn = ConnectToPeer (networkIdsList, - &iceConn->connection_string)) == NULL) - { - free ((char *) iceConn); - strncpy (errorStringRet, "Could not open network socket", errorLength); - return (NULL); - } - - /* - * Set close-on-exec so that programs that fork() don't get confused. - */ - - _IceTransSetOption (iceConn->trans_conn, TRANS_CLOSEONEXEC, 1); - - iceConn->listen_obj = NULL; - - iceConn->connection_status = IceConnectPending; - iceConn->io_ok = True; - iceConn->dispatch_level = 0; - iceConn->context = context; - iceConn->my_ice_version_index = 0; - iceConn->send_sequence = 0; - iceConn->receive_sequence = 0; - - iceConn->vendor = NULL; - iceConn->release = NULL; - iceConn->outbuf = NULL; - - iceConn->scratch = NULL; - iceConn->scratch_size = 0; - - iceConn->process_msg_info = NULL; - - iceConn->connect_to_you = NULL; - iceConn->protosetup_to_you = NULL; - - iceConn->connect_to_me = NULL; - iceConn->protosetup_to_me = NULL; - - if ((iceConn->inbuf = iceConn->inbufptr = - (char *) malloc (ICE_INBUFSIZE)) == NULL) - { - _IceFreeConnection (iceConn); - strncpy (errorStringRet, "Can't malloc", errorLength); - return (NULL); - } - - iceConn->inbufmax = iceConn->inbuf + ICE_INBUFSIZE; - - if ((iceConn->outbuf = iceConn->outbufptr = - (char *) calloc (1, ICE_OUTBUFSIZE)) == NULL) - { - _IceFreeConnection (iceConn); - strncpy (errorStringRet, "Can't malloc", errorLength); - return (NULL); - } - - iceConn->outbufmax = iceConn->outbuf + ICE_OUTBUFSIZE; - - iceConn->open_ref_count = 1; - iceConn->proto_ref_count = 0; - - iceConn->skip_want_to_close = False; - iceConn->want_to_close = False; - iceConn->free_asap = False; - - iceConn->saved_reply_waits = NULL; - iceConn->ping_waits = NULL; - - iceConn->connect_to_you = (_IceConnectToYouInfo *) malloc ( - sizeof (_IceConnectToYouInfo)); - iceConn->connect_to_you->auth_active = 0; - - /* - * Send our byte order. - */ - - IceGetHeader (iceConn, 0, ICE_ByteOrder, - SIZEOF (iceByteOrderMsg), iceByteOrderMsg, pByteOrderMsg); - - endian = 1; - if (*(char *) &endian) - pByteOrderMsg->byteOrder = IceLSBfirst; - else - pByteOrderMsg->byteOrder = IceMSBfirst; - - IceFlush (iceConn); - - - /* - * Now read the ByteOrder message from the other client. - * iceConn->swap should be set to the appropriate boolean - * value after the call to IceProcessMessages. - */ - - iceConn->waiting_for_byteorder = True; - - ioErrorOccured = False; - while (iceConn->waiting_for_byteorder == True && !ioErrorOccured) - { - ioErrorOccured = (IceProcessMessages ( - iceConn, NULL, NULL) == IceProcessMessagesIOError); - } - - if (ioErrorOccured) - { - _IceFreeConnection (iceConn); - strncpy (errorStringRet, "IO error occured opening connection", - errorLength); - return (NULL); - } - - if (iceConn->connection_status == IceConnectRejected) - { - /* - * We failed to get the required ByteOrder message. - */ - - _IceFreeConnection (iceConn); - strncpy (errorStringRet, - "Internal error - did not receive the expected ByteOrder message", - errorLength); - return (NULL); - } - - - /* - * Determine which authentication methods are available for - * the Connection Setup authentication. - */ - - _IceGetPoValidAuthIndices ( - "ICE", iceConn->connection_string, - _IceAuthCount, _IceAuthNames, &authUsableCount, authIndices); - - for (i = 0; i < _IceAuthCount; i++) - { - authUsableFlags[i] = 0; - for (j = 0; j < authUsableCount && !authUsableFlags[i]; j++) - authUsableFlags[i] = (authIndices[j] == i); - } - - - /* - * Now send a Connection Setup message. - */ - - extra = STRING_BYTES (IceVendorString) + STRING_BYTES (IceReleaseString); - - for (i = 0; i < _IceAuthCount; i++) - if (authUsableFlags[i]) - { - extra += STRING_BYTES (_IceAuthNames[i]); - } - - extra += (_IceVersionCount * 4); - - IceGetHeaderExtra (iceConn, 0, ICE_ConnectionSetup, - SIZEOF (iceConnectionSetupMsg), WORD64COUNT (extra), - iceConnectionSetupMsg, pSetupMsg, pData); - - setup_sequence = iceConn->send_sequence; - - pSetupMsg->versionCount = _IceVersionCount; - pSetupMsg->authCount = authUsableCount; - pSetupMsg->mustAuthenticate = mustAuthenticate; - - STORE_STRING (pData, IceVendorString); - STORE_STRING (pData, IceReleaseString); - - for (i = 0; i < _IceAuthCount; i++) - if (authUsableFlags[i]) - { - STORE_STRING (pData, _IceAuthNames[i]); - } - - for (i = 0; i < _IceVersionCount; i++) - { - STORE_CARD16 (pData, _IceVersions[i].major_version); - STORE_CARD16 (pData, _IceVersions[i].minor_version); - } - - IceFlush (iceConn); - - - /* - * Process messages until we get a Connection Reply or an Error Message. - * Authentication will take place behind the scenes. - */ - - replyWait.sequence_of_request = setup_sequence; - replyWait.major_opcode_of_request = 0; - replyWait.minor_opcode_of_request = ICE_ConnectionSetup; - replyWait.reply = (IcePointer) &reply; - - gotReply = False; - ioErrorOccured = False; - - while (!gotReply && !ioErrorOccured) - { - ioErrorOccured = (IceProcessMessages ( - iceConn, &replyWait, &gotReply) == IceProcessMessagesIOError); - - if (ioErrorOccured) - { - strncpy (errorStringRet, "IO error occured opening connection", - errorLength); - _IceFreeConnection (iceConn); - iceConn = NULL; - } - else if (gotReply) - { - if (reply.type == ICE_CONNECTION_REPLY) - { - if (reply.connection_reply.version_index >= _IceVersionCount) - { - strncpy (errorStringRet, - "Got a bad version index in the Connection Reply", - errorLength); - - free (reply.connection_reply.vendor); - free (reply.connection_reply.release); - _IceFreeConnection (iceConn); - iceConn = NULL; - } - else - { - iceConn->my_ice_version_index = - reply.connection_reply.version_index; - iceConn->vendor = reply.connection_reply.vendor; - iceConn->release = reply.connection_reply.release; - - _IceConnectionObjs[_IceConnectionCount] = iceConn; - _IceConnectionStrings[_IceConnectionCount] = - iceConn->connection_string; - _IceConnectionCount++; - - free ((char *) iceConn->connect_to_you); - iceConn->connect_to_you = NULL; - - iceConn->connection_status = IceConnectAccepted; - } - } - else /* reply.type == ICE_CONNECTION_ERROR */ - { - /* Connection failed */ - - strncpy (errorStringRet, reply.connection_error.error_message, - errorLength); - - free (reply.connection_error.error_message); - - _IceFreeConnection (iceConn); - iceConn = NULL; - } - } - } - - if (iceConn && _IceWatchProcs) - { - /* - * Notify the watch procedures that an iceConn was opened. - */ - - _IceConnectionOpened (iceConn); - } - - return (iceConn); -} - - - -IcePointer -IceGetConnectionContext (iceConn) - -IceConn iceConn; - -{ - return (iceConn->context); -} - - - -/* ------------------------------------------------------------------------- * - * local routines * - * ------------------------------------------------------------------------- */ - -#define ICE_CONNECTION_RETRIES 5 - - -static XtransConnInfo -ConnectToPeer (networkIdsList, actualConnectionRet) - -char *networkIdsList; -char **actualConnectionRet; - -{ - char addrbuf[256]; - char* address; - char *ptr, *endptr, *delim; - int madeConnection = 0; - int len, retry; - int connect_stat; - int address_size; - XtransConnInfo trans_conn = NULL; - - *actualConnectionRet = NULL; - - ptr = networkIdsList; - len = strlen (networkIdsList); - endptr = networkIdsList + len; - - if (len < sizeof addrbuf) - { - address = addrbuf; - address_size = 256; - } - else - { - address = malloc (len + 1); - address_size = len; - } - - while (ptr < endptr && !madeConnection) - { - if ((delim = (char *) strchr (ptr, ',')) == NULL) - delim = endptr; - - len = delim - ptr; - if (len > address_size - 1) - len = address_size - 1; - strncpy (address, ptr, len); - address[len] = '\0'; - - ptr = delim + 1; - - for (retry = ICE_CONNECTION_RETRIES; retry >= 0; retry--) - { - if ((trans_conn = _IceTransOpenCOTSClient (address)) == NULL) - { - break; - } - - if ((connect_stat = _IceTransConnect (trans_conn, address)) < 0) - { - _IceTransClose (trans_conn); - - if (connect_stat == TRANS_TRY_CONNECT_AGAIN) - { - sleep(1); - continue; - } - else - break; - } - else - { - madeConnection = 1; - break; - } - } - } - - if (madeConnection) - { - /* - * We need to return the actual network connection string - */ - - *actualConnectionRet = (char *) malloc (strlen (address) + 1); - strcpy (*actualConnectionRet, address); - - - /* - * Return the file descriptor - */ - } - else trans_conn = NULL; - - if (address != addrbuf) free (address); - - return trans_conn; -} |