/* *Copyright (C) 2003-2004 Harold L Hunt II All Rights Reserved. * *Permission is hereby granted, free of charge, to any person obtaining * a copy of this software and associated documentation files (the *"Software"), to deal in the Software without restriction, including *without limitation the rights to use, copy, modify, merge, publish, *distribute, sublicense, and/or sell copies of the Software, and to *permit persons to whom the Software is furnished to do so, subject to *the following conditions: * *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 HAROLD L HUNT II 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 Harold L Hunt II *shall not be used in advertising or otherwise to promote the sale, use *or other dealings in this Software without prior written authorization *from Harold L Hunt II. * * Authors: Harold L Hunt II */ #ifdef HAVE_XWIN_CONFIG_H #include <xwin-config.h> #endif #include "win.h" #include <stdio.h> #include <stdlib.h> void winClipboardDOStoUNIX (char *pszSrc, int iLength); void winClipboardUNIXtoDOS (unsigned char **ppszData, int iLength); /* * Convert \r\n to \n * * NOTE: This was heavily inspired by, Cygwin's * winsup/cygwin/fhandler.cc/fhandler_base::read () */ void winClipboardDOStoUNIX (char *pszSrc, int iLength) { char *pszDest = pszSrc; char *pszEnd = pszSrc + iLength; /* Loop until the last character */ while (pszSrc < pszEnd) { /* Copy the current source character to current destination character */ *pszDest = *pszSrc; /* Advance to the next source character */ pszSrc++; /* Don't advance the destination character if we need to drop an \r */ if (*pszDest != '\r' || *pszSrc != '\n') pszDest++; } /* Move the terminating null */ *pszDest = '\0'; } /* * Convert \n to \r\n */ void winClipboardUNIXtoDOS (unsigned char **ppszData, int iLength) { int iNewlineCount = 0; unsigned char *pszSrc = *ppszData; unsigned char *pszEnd = pszSrc + iLength; unsigned char *pszDest = NULL, *pszDestBegin = NULL; winDebug("UNIXtoDOS () - Original data:'%s'\n", *ppszData); /* Count \n characters without leading \r */ while (pszSrc < pszEnd) { /* Skip ahead two character if found set of \r\n */ if (*pszSrc == '\r' && pszSrc + 1 < pszEnd && *(pszSrc + 1) == '\n') { pszSrc += 2; continue; } /* Increment the count if found naked \n */ if (*pszSrc == '\n') { iNewlineCount++; } pszSrc++; } /* Return if no naked \n's */ if (iNewlineCount == 0) return; /* Allocate a new string */ pszDestBegin = pszDest = malloc (iLength + iNewlineCount + 1); /* Set source pointer to beginning of data string */ pszSrc = *ppszData; /* Loop through all characters in source string */ while (pszSrc < pszEnd) { /* Copy line endings that are already valid */ if (*pszSrc == '\r' && pszSrc + 1 < pszEnd && *(pszSrc + 1) == '\n') { *pszDest = *pszSrc; *(pszDest + 1) = *(pszSrc + 1); pszDest += 2; pszSrc += 2; continue; } /* Add \r to naked \n's */ if (*pszSrc == '\n') { *pszDest = '\r'; *(pszDest + 1) = *pszSrc; pszDest += 2; pszSrc += 1; continue; } /* Copy normal characters */ *pszDest = *pszSrc; pszSrc++; pszDest++; } /* Put terminating null at end of new string */ *pszDest = '\0'; /* Swap string pointers */ free (*ppszData); *ppszData = pszDestBegin; winDebug("UNIXtoDOS () - Final string:'%s'\n", pszDestBegin); }