From 85045270f69e4dcb25c409c9661e96e3172d7f30 Mon Sep 17 00:00:00 2001 From: Rainer Gerhards Date: Wed, 27 Jan 2010 15:13:54 +0100 Subject: added $Escape8BitCharactersOnReceive directive Thanks to David Lang for suggesting this functionality. --- runtime/parser.c | 14 ++++++++++++++ 1 file changed, 14 insertions(+) (limited to 'runtime/parser.c') diff --git a/runtime/parser.c b/runtime/parser.c index b5245795..cbeb01e2 100644 --- a/runtime/parser.c +++ b/runtime/parser.c @@ -60,6 +60,7 @@ DEFobjCurrIf(ruleset) /* config data */ static uchar cCCEscapeChar = '#';/* character to be used to start an escape sequence for control chars */ static int bEscapeCCOnRcv = 1; /* escape control characters on reception: 0 - no, 1 - yes */ +static int bEscape8BitChars = 0; /* escape characters > 127 on reception: 0 - no, 1 - yes */ static int bEscapeTab = 1; /* escape tab control character when doing CC escapes: 0 - no, 1 - yes */ static int bDropTrailingLF = 1; /* drop trailing LF's on reception? */ @@ -353,6 +354,9 @@ SanitizeMsg(msg_t *pMsg) bNeedSanitize = 1; break; } + } else if(pszMsg[iSrc] > 127 && bEscape8BitChars) { + bNeedSanitize = 1; + break; } } @@ -387,6 +391,14 @@ SanitizeMsg(msg_t *pMsg) pDst[iDst++] = '0' + ((pszMsg[iSrc] & 0070) >> 3); pDst[iDst++] = '0' + ((pszMsg[iSrc] & 0007)); } + } else if(pszMsg[iSrc] > 127 && bEscape8BitChars) { + /* In this case, we also do the conversion. Note that this most + * probably breaks European languages. -- rgerhards, 2010-01-27 + */ + pDst[iDst++] = cCCEscapeChar; + pDst[iDst++] = '0' + ((pszMsg[iSrc] & 0300) >> 6); + pDst[iDst++] = '0' + ((pszMsg[iSrc] & 0070) >> 3); + pDst[iDst++] = '0' + ((pszMsg[iSrc] & 0007)); } else { pDst[iDst++] = pszMsg[iSrc]; } @@ -625,6 +637,7 @@ resetConfigVariables(uchar __attribute__((unused)) *pp, void __attribute__((unus { cCCEscapeChar = '#'; bEscapeCCOnRcv = 1; /* default is to escape control characters */ + bEscape8BitChars = 0; /* default is to escape control characters */ bEscapeTab = 1; /* default is to escape control characters */ bDropTrailingLF = 1; /* default is to drop trailing LF's on reception */ @@ -677,6 +690,7 @@ BEGINObjClassInit(parser, 1, OBJ_IS_CORE_MODULE) /* class, version */ CHKiRet(regCfSysLineHdlr((uchar *)"controlcharacterescapeprefix", 0, eCmdHdlrGetChar, NULL, &cCCEscapeChar, NULL)); CHKiRet(regCfSysLineHdlr((uchar *)"droptrailinglfonreception", 0, eCmdHdlrBinary, NULL, &bDropTrailingLF, NULL)); CHKiRet(regCfSysLineHdlr((uchar *)"escapecontrolcharactersonreceive", 0, eCmdHdlrBinary, NULL, &bEscapeCCOnRcv, NULL)); + CHKiRet(regCfSysLineHdlr((uchar *)"escape8bitcharactersonreceive", 0, eCmdHdlrBinary, NULL, &bEscape8BitChars, NULL)); CHKiRet(regCfSysLineHdlr((uchar *)"escapecontrolcharactertab", 0, eCmdHdlrBinary, NULL, &bEscapeTab, NULL)); CHKiRet(regCfSysLineHdlr((uchar *)"resetconfigvariables", 1, eCmdHdlrCustomHandler, resetConfigVariables, NULL, NULL)); -- cgit