Merged branches from BRANCH_1_0

1 files changed, 1 insertions, 0 deletions

diff --git a/library/backend/vobject.cpp b/library/backend/vobject.cpp
index b6d17dc..4c8de70 100644
--- a/library/backend/vobject.cpp
+++ b/library/backend/vobject.cpp
@@ -376,768 +376,769 @@ DLLEXPORT(VObject*) isAPropertyOf(VObject *o, const char *id)
 
 DLLEXPORT(VObject*) addGroup(VObject *o, const char *g)
 {
     /*
 	a.b.c
 	-->
 	prop(c)
 	    prop(VCGrouping=b)
 		prop(VCGrouping=a)
      */
     char *dot = strrchr(g,'.');
     if (dot) {
 	VObject *p, *t;
 	char *gs, *n = dot+1;
 	gs = dupStr(g,0);	/* so we can write to it. */
 	/* used to be
 	* t = p = addProp_(o,lookupProp_(n));
 	*/
 	t = p = addProp_(o,lookupProp(n));
 	dot = strrchr(gs,'.');
 	*dot = 0;
 	do {
 	    dot = strrchr(gs,'.');
 	    if (dot) {
 		n = dot+1;
 		*dot=0;
 		}
 	    else
 		n = gs;
 	    /* property(VCGroupingProp=n);
 	     *	and the value may have VCGrouping property
 	     */
 	    t = addProp(t,VCGroupingProp);
 	    setVObjectStringZValue(t,lookupProp_(n));
 	    } while (n != gs);
 	deleteStr(gs);	
 	return p;
 	}
     else
 	return addProp_(o,lookupProp(g));
 }
 
 DLLEXPORT(VObject*) addPropValue(VObject *o, const char *p, const char *v)
 {
     VObject *prop;
     prop = addProp(o,p);
     setVObjectStringZValue_(prop, strdup( v ) );
     return prop;
 }
 
 DLLEXPORT(VObject*) addPropSizedValue_(VObject *o, const char *p, const char *v,
 	unsigned int size)
 {
     VObject *prop;
     prop = addProp(o,p);
     setValueWithSize_(prop, (void*)v, size);
     return prop;
 }
 
 DLLEXPORT(VObject*) addPropSizedValue(VObject *o, const char *p, const char *v,
 	unsigned int size)
 {
     return addPropSizedValue_(o,p,dupStr(v,size),size);
 }
 
 
 DLLEXPORT(void) cleanVObject(VObject *o)
 {
     if (o == 0) return;
     if (o->prop) {
 	/* destroy time: cannot use the iterator here.
 	   Have to break the cycle in the circular link
 	   list and turns it into regular NULL-terminated
 	   list -- since at some point of destruction,
 	   the reference entry for the iterator to work
 	   will not longer be valid.
 	   */
 	VObject *p;
 	p = o->prop->next;
 	o->prop->next = 0;
 	do {
 	   VObject *t = p->next;
 	   cleanVObject(p);
 	   p = t;
 	   } while (p);
 	}
     switch (VALUE_TYPE(o)) {
 	case VCVT_STRINGZ:
 	case VCVT_RAW:
 	    // assume they are all allocated by malloc.
 	    free((char*)STRINGZ_VALUE_OF(o));
 	    break;
 	case VCVT_VOBJECT:
 	    cleanVObject(VOBJECT_VALUE_OF(o));
 	    break;
 	}
     deleteVObject(o);
 }
 
 DLLEXPORT(void) cleanVObjects(VObject *list)
 {
     while (list) {
 	VObject *t = list;
 	list = nextVObjectInList(list);
 	cleanVObject(t);
 	}
 }
 
 /*----------------------------------------------------------------------
   The following is a String Table Facilities.
   ----------------------------------------------------------------------*/
 
 #define STRTBLSIZE 255
 
 static StrItem *strTbl[STRTBLSIZE];
 
 static unsigned int hashStr(const char *s)
 {
     unsigned int h = 0;
     int i;
     for (i=0;s[i];i++) {
 	h += s[i]*i;
 	}
     return h % STRTBLSIZE;
 }
 
 DLLEXPORT(const char*) lookupStr(const char *s)
 {
     StrItem *t;
     unsigned int h = hashStr(s);
     if ((t = strTbl[h]) != 0) {
 	do {
 	    if (qstricmp(t->s,s) == 0) {
 		t->refCnt++;
 		return t->s;
 		}
 	    t = t->next;
 	    } while (t);
 	}
     s = dupStr(s,0);
     strTbl[h] = newStrItem(s,strTbl[h]);
     return s;
 }
 
 DLLEXPORT(void) unUseStr(const char *s)
 {
     StrItem *t, *p;
     unsigned int h = hashStr(s);
     if ((t = strTbl[h]) != 0) {
 	p = t;
 	do {
 	    if (qstricmp(t->s,s) == 0) {
 		t->refCnt--;
 		if (t->refCnt == 0) {
 		    if (p == strTbl[h]) {
 			strTbl[h] = t->next;
 			}
 		    else {
 			p->next = t->next;
 			}
 		    deleteStr(t->s);
 		    deleteStrItem(t);
 		    return;
 		    }
 		}
 	    p = t;
 	    t = t->next;
 	    } while (t);
 	}
 }
 
 DLLEXPORT(void) cleanStrTbl()
 {
     int i;
     for (i=0; i<STRTBLSIZE;i++) {
 	StrItem *t = strTbl[i];
 	while (t) {
 	    StrItem *p;
 	    deleteStr(t->s);
 	    p = t;
 	    t = t->next;
 	    deleteStrItem(p);
 	    } while (t);
 	strTbl[i] = 0;
 	}
 }
 
 
 struct PreDefProp {
     const char *name;
     const char *alias;
     const char** fields;
     unsigned int flags;
     };
 
 /* flags in PreDefProp */
 #define PD_BEGIN	0x1
 #define PD_INTERNAL	0x2
 
 static const char *adrFields[] = {
     VCPostalBoxProp,
     VCExtAddressProp,
     VCStreetAddressProp,
     VCCityProp,
     VCRegionProp,
     VCPostalCodeProp,
     VCCountryNameProp,
     0
 };
 
 static const char *nameFields[] = {
     VCFamilyNameProp,
     VCGivenNameProp,
     VCAdditionalNamesProp,
     VCNamePrefixesProp,
     VCNameSuffixesProp,
     NULL
     };
 
 static const char *orgFields[] = {
     VCOrgNameProp,
     VCOrgUnitProp,
     VCOrgUnit2Prop,
     VCOrgUnit3Prop,
     VCOrgUnit4Prop,
     NULL
     };
 
 static const char *AAlarmFields[] = {
     VCRunTimeProp,
     VCSnoozeTimeProp,
     VCRepeatCountProp,
     VCAudioContentProp,
     0
     };
 
 /* ExDate -- has unamed fields */
 /* RDate -- has unamed fields */
 
 static const char *DAlarmFields[] = {
     VCRunTimeProp,
     VCSnoozeTimeProp,
     VCRepeatCountProp,
     VCDisplayStringProp,
     0
     };
 
 static const char *MAlarmFields[] = {
     VCRunTimeProp,
     VCSnoozeTimeProp,
     VCRepeatCountProp,
     VCEmailAddressProp,
     VCNoteProp,
     0
     };
 
 static const char *PAlarmFields[] = {
     VCRunTimeProp,
     VCSnoozeTimeProp,
     VCRepeatCountProp,
     VCProcedureNameProp,
     0
     };
 
 static struct PreDefProp propNames[] = {
     { VC7bitProp, 0, 0, 0 },
     { VC8bitProp, 0, 0, 0 },
     { VCAAlarmProp, 0, AAlarmFields, 0 },
     { VCAdditionalNamesProp, 0, 0, 0 },
     { VCAdrProp, 0, adrFields, 0 },
     { VCAgentProp, 0, 0, 0 },
     { VCAIFFProp, 0, 0, 0 },
     { VCAOLProp, 0, 0, 0 },
     { VCAppleLinkProp, 0, 0, 0 },
     { VCAttachProp, 0, 0, 0 },
     { VCAttendeeProp, 0, 0, 0 },
     { VCATTMailProp, 0, 0, 0 },
     { VCAudioContentProp, 0, 0, 0 },
     { VCAVIProp, 0, 0, 0 },
     { VCBase64Prop, 0, 0, 0 },
     { VCBBSProp, 0, 0, 0 },
     { VCBirthDateProp, 0, 0, 0 },
     { VCBMPProp, 0, 0, 0 },
     { VCBodyProp, 0, 0, 0 },
     { VCBusinessRoleProp, 0, 0, 0 },
     { VCCalProp, 0, 0, PD_BEGIN },
     { VCCaptionProp, 0, 0, 0 },
     { VCCardProp, 0, 0, PD_BEGIN },
     { VCCarProp, 0, 0, 0 },
     { VCCategoriesProp, 0, 0, 0 },
     { VCCellularProp, 0, 0, 0 },
     { VCCGMProp, 0, 0, 0 },
     { VCCharSetProp, 0, 0, 0 },
     { VCCIDProp, VCContentIDProp, 0, 0 },
     { VCCISProp, 0, 0, 0 },
     { VCCityProp, 0, 0, 0 },
     { VCClassProp, 0, 0, 0 },
     { VCCommentProp, 0, 0, 0 },
     { VCCompletedProp, 0, 0, 0 },
     { VCContentIDProp, 0, 0, 0 },
     { VCCountryNameProp, 0, 0, 0 },
     { VCDAlarmProp, 0, DAlarmFields, 0 },
     { VCDataSizeProp, 0, 0, PD_INTERNAL },
     { VCDayLightProp, 0, 0, 0 },
     { VCDCreatedProp, 0, 0, 0 },
     { VCDeliveryLabelProp, 0, 0, 0 },
     { VCDescriptionProp, 0, 0, 0 },
     { VCDIBProp, 0, 0, 0 },
     { VCDisplayStringProp, 0, 0, 0 },
     { VCDomesticProp, 0, 0, 0 },
     { VCDTendProp, 0, 0, 0 },
     { VCDTstartProp, 0, 0, 0 },
     { VCDueProp, 0, 0, 0 },
     { VCEmailAddressProp, 0, 0, 0 },
     { VCEncodingProp, 0, 0, 0 },
     { VCEndProp, 0, 0, 0 },
     { VCEventProp, 0, 0, PD_BEGIN },
     { VCEWorldProp, 0, 0, 0 },
     { VCExNumProp, 0, 0, 0 },
     { VCExpDateProp, 0, 0, 0 },
     { VCExpectProp, 0, 0, 0 },
     { VCExtAddressProp, 0, 0, 0 },
     { VCFamilyNameProp, 0, 0, 0 },
     { VCFaxProp, 0, 0, 0 },
     { VCFullNameProp, 0, 0, 0 },
     { VCGeoLocationProp, 0, 0, 0 },
     { VCGeoProp, 0, 0, 0 },
     { VCGIFProp, 0, 0, 0 },
     { VCGivenNameProp, 0, 0, 0 },
     { VCGroupingProp, 0, 0, 0 },
     { VCHomeProp, 0, 0, 0 },
     { VCIBMMailProp, 0, 0, 0 },
     { VCInlineProp, 0, 0, 0 },
     { VCInternationalProp, 0, 0, 0 },
     { VCInternetProp, 0, 0, 0 },
     { VCISDNProp, 0, 0, 0 },
     { VCJPEGProp, 0, 0, 0 },
     { VCLanguageProp, 0, 0, 0 },
     { VCLastModifiedProp, 0, 0, 0 },
     { VCLastRevisedProp, 0, 0, 0 },
     { VCLocationProp, 0, 0, 0 },
     { VCLogoProp, 0, 0, 0 },
     { VCMailerProp, 0, 0, 0 },
     { VCMAlarmProp, 0, MAlarmFields, 0 },
     { VCMCIMailProp, 0, 0, 0 },
     { VCMessageProp, 0, 0, 0 },
     { VCMETProp, 0, 0, 0 },
     { VCModemProp, 0, 0, 0 },
     { VCMPEG2Prop, 0, 0, 0 },
     { VCMPEGProp, 0, 0, 0 },
     { VCMSNProp, 0, 0, 0 },
     { VCNamePrefixesProp, 0, 0, 0 },
     { VCNameProp, 0, nameFields, 0 },
     { VCNameSuffixesProp, 0, 0, 0 },
     { VCNoteProp, 0, 0, 0 },
     { VCOrgNameProp, 0, 0, 0 },
     { VCOrgProp, 0, orgFields, 0 },
     { VCOrgUnit2Prop, 0, 0, 0 },
     { VCOrgUnit3Prop, 0, 0, 0 },
     { VCOrgUnit4Prop, 0, 0, 0 },
     { VCOrgUnitProp, 0, 0, 0 },
     { VCPagerProp, 0, 0, 0 },
     { VCPAlarmProp, 0, PAlarmFields, 0 },
     { VCParcelProp, 0, 0, 0 },
     { VCPartProp, 0, 0, 0 },
     { VCPCMProp, 0, 0, 0 },
     { VCPDFProp, 0, 0, 0 },
     { VCPGPProp, 0, 0, 0 },
     { VCPhotoProp, 0, 0, 0 },
     { VCPICTProp, 0, 0, 0 },
     { VCPMBProp, 0, 0, 0 },
     { VCPostalBoxProp, 0, 0, 0 },
     { VCPostalCodeProp, 0, 0, 0 },
     { VCPostalProp, 0, 0, 0 },
     { VCPowerShareProp, 0, 0, 0 },
     { VCPreferredProp, 0, 0, 0 },
     { VCPriorityProp, 0, 0, 0 },
     { VCProcedureNameProp, 0, 0, 0 },
     { VCProdIdProp, 0, 0, 0 },
     { VCProdigyProp, 0, 0, 0 },
     { VCPronunciationProp, 0, 0, 0 },
     { VCPSProp, 0, 0, 0 },
     { VCPublicKeyProp, 0, 0, 0 },
     { VCQPProp, VCQuotedPrintableProp, 0, 0 },
+    { VCQPProp, VCBase64Prop, 0, 0 },
     { VCQuickTimeProp, 0, 0, 0 },
     { VCQuotedPrintableProp, 0, 0, 0 },
     { VCRDateProp, 0, 0, 0 },
     { VCRegionProp, 0, 0, 0 },
     { VCRelatedToProp, 0, 0, 0 },
     { VCRepeatCountProp, 0, 0, 0 },
     { VCResourcesProp, 0, 0, 0 },
     { VCRNumProp, 0, 0, 0 },
     { VCRoleProp, 0, 0, 0 },
     { VCRRuleProp, 0, 0, 0 },
     { VCRSVPProp, 0, 0, 0 },
     { VCRunTimeProp, 0, 0, 0 },
     { VCSequenceProp, 0, 0, 0 },
     { VCSnoozeTimeProp, 0, 0, 0 },
     { VCStartProp, 0, 0, 0 },
     { VCStatusProp, 0, 0, 0 },
     { VCStreetAddressProp, 0, 0, 0 },
     { VCSubTypeProp, 0, 0, 0 },
     { VCSummaryProp, 0, 0, 0 },
     { VCTelephoneProp, 0, 0, 0 },
     { VCTIFFProp, 0, 0, 0 },
     { VCTimeZoneProp, 0, 0, 0 },
     { VCTitleProp, 0, 0, 0 },
     { VCTLXProp, 0, 0, 0 },
     { VCTodoProp, 0, 0, PD_BEGIN },
     { VCTranspProp, 0, 0, 0 },
     { VCUniqueStringProp, 0, 0, 0 },
     { VCURLProp, 0, 0, 0 },
     { VCURLValueProp, 0, 0, 0 },
     { VCValueProp, 0, 0, 0 },
     { VCVersionProp, 0, 0, 0 },
     { VCVideoProp, 0, 0, 0 },
     { VCVoiceProp, 0, 0, 0 },
     { VCWAVEProp, 0, 0, 0 },
     { VCWMFProp, 0, 0, 0 },
     { VCWorkProp, 0, 0, 0 },
     { VCX400Prop, 0, 0, 0 },
     { VCX509Prop, 0, 0, 0 },
     { VCXRuleProp, 0, 0, 0 },
     { 0,0,0,0 }
     };
 
 
 static struct PreDefProp* lookupPropInfo(const char* str)
 {
     /* brute force for now, could use a hash table here. */
     int i;
 	
     for (i = 0; propNames[i].name; i++)
 	if (qstricmp(str, propNames[i].name) == 0) {
 	    return &propNames[i];
 	    }
     
     return 0;
 }
 
 
 DLLEXPORT(const char*) lookupProp_(const char* str)
 {
     int i;
 	
     for (i = 0; propNames[i].name; i++)
 	if (qstricmp(str, propNames[i].name) == 0) {
 	    const char* s;
 	    s = propNames[i].alias?propNames[i].alias:propNames[i].name;
 	    return lookupStr(s);
 	    }
     return lookupStr(str);
 }
 
 
 DLLEXPORT(const char*) lookupProp(const char* str)
 {
     int i;
 	
     for (i = 0; propNames[i].name; i++)
 	if (qstricmp(str, propNames[i].name) == 0) {
 	    const char *s;
 	    fieldedProp = propNames[i].fields;
 	    s = propNames[i].alias?propNames[i].alias:propNames[i].name;
 	    return lookupStr(s);
 	    }
     fieldedProp = 0;
     return lookupStr(str);
 }
 
 
 /*----------------------------------------------------------------------
   APIs to Output text form.
   ----------------------------------------------------------------------*/
 #define OFILE_REALLOC_SIZE 256
 typedef struct OFile {
     FILE *fp;
     char *s;
     int len;
     int limit;
     int alloc:1;
     int fail:1;
     } OFile;
 
 #if 0
 static void appendsOFile(OFile *fp, const char *s)
 {
     int slen;
     if (fp->fail) return;
     slen  = strlen(s);
     if (fp->fp) {
 	fwrite(s,1,slen,fp->fp);
 	}
     else {
 stuff:
 	if (fp->len + slen < fp->limit) {
 	    memcpy(fp->s+fp->len,s,slen);
 	    fp->len += slen;
 	    return;
 	    }
 	else if (fp->alloc) {
 	    fp->limit = fp->limit + OFILE_REALLOC_SIZE;
 	    if (OFILE_REALLOC_SIZE <= slen) fp->limit += slen;
 	    fp->s = (char *) realloc(fp->s,fp->limit);
 	    if (fp->s) goto stuff;
 	    }
 	if (fp->alloc)
 	    free(fp->s);
 	fp->s = 0;
 	fp->fail = 1;
 	}
 }
 
 static void appendcOFile(OFile *fp, char c)
 {
     if (fp->fail) return;
     if (fp->fp) {
 	fputc(c,fp->fp);
 	}
     else {
 stuff:
 	if (fp->len+1 < fp->limit) {
 	    fp->s[fp->len] = c;
 	    fp->len++;
 	    return;
 	    }
 	else if (fp->alloc) {
 	    fp->limit = fp->limit + OFILE_REALLOC_SIZE;
 	    fp->s = (char *) realloc(fp->s,fp->limit);
 	    if (fp->s) goto stuff;
 	    }
 	if (fp->alloc)
 	    free(fp->s);
 	fp->s = 0;
 	fp->fail = 1;
 	}
 }
 #else
 static void appendcOFile_(OFile *fp, char c)
 {
     if (fp->fail) return;
     if (fp->fp) {
 	fputc(c,fp->fp);
 	}
     else {
 stuff:
 	if (fp->len+1 < fp->limit) {
 	    fp->s[fp->len] = c;
 	    fp->len++;
 	    return;
 	    }
 	else if (fp->alloc) {
 	    fp->limit = fp->limit + OFILE_REALLOC_SIZE;
 	    fp->s = (char *)realloc(fp->s,fp->limit);
 	    if (fp->s) goto stuff;
 	    }
 	if (fp->alloc)
 	    free(fp->s);
 	fp->s = 0;
 	fp->fail = 1;
 	}
 }
 
 static void appendcOFile(OFile *fp, char c)
 {
     if (c == '\n') {
 	/* write out as <CR><LF> */
 	appendcOFile_(fp,0xd);
 	appendcOFile_(fp,0xa);
 	}
     else
 	appendcOFile_(fp,c);
 }
 
 static void appendsOFile(OFile *fp, const char *s)
 {
     int i, slen;
     slen  = strlen(s);
     for (i=0; i<slen; i++) {
 	appendcOFile(fp,s[i]);
 	}
 }
 
 #endif
 
 static void appendsOFileEncCs(OFile *fp)
 {
     if ( vobj_enc_s ) {
 	appendsOFile(fp, ";" VCEncodingProp "=");
 	appendsOFile(fp, vobj_enc_s);
     }
     appendsOFile(fp, ";" VCCharSetProp "=");
     appendsOFile(fp, vobj_cs);
 }
 
 
 static void initOFile(OFile *fp, FILE *ofp)
 {
     fp->fp = ofp;
     fp->s = 0;
     fp->len = 0;
     fp->limit = 0;
     fp->alloc = 0;
     fp->fail = 0;
 }
 
 static int writeBase64(OFile *fp, unsigned char *s, long len)
 {
     long cur = 0;
     int i, numQuads = 0;
     unsigned long trip;
     unsigned char b;
     char quad[5];
 #define MAXQUADS 16
 
     quad[4] = 0;
 
     while (cur < len) {
 	// collect the triplet of bytes into 'trip'
 	trip = 0;
 	for (i = 0; i < 3; i++) {
 	    b = (cur < len) ? *(s + cur) : 0;
 	    cur++;
 	    trip = trip << 8 | b;
 	    }
 	// fill in 'quad' with the appropriate four characters
 	for (i = 3; i >= 0; i--) {
 	    b = (unsigned char)(trip & 0x3F);
 	    trip = trip >> 6;
 	    if ((3 - i) < (cur - len))
 		quad[i] = '='; // pad char
 	    else if (b < 26) quad[i] = (char)b + 'A';
 	    else if (b < 52) quad[i] = (char)(b - 26) + 'a';
 	    else if (b < 62) quad[i] = (char)(b - 52) + '0';
 	    else if (b == 62) quad[i] = '+';
 	    else quad[i] = '/';
 	    }
 	// now output 'quad' with appropriate whitespace and line ending
 	appendsOFile(fp, (numQuads == 0 ? "    " : ""));
 	appendsOFile(fp, quad);
 	appendsOFile(fp, ((cur >= len)?"\n" :(numQuads==MAXQUADS-1?"\n" : "")));
 	numQuads = (numQuads + 1) % MAXQUADS;
 	}
     appendcOFile(fp,'\n');
 
     return 1;
 }
 
 static const char *qpReplaceChar(unsigned char c) 
 {
     if (c == '\n') {
 	return "=0A=\n";
     } else if (
 	    // RFC 1521
 	    (c >= 32 && c <= 60) // Note: " " not allowed at EOL
 	    ||
 	    (c >= 62 && c <= 126)
 	)
     { 
 	return 0;
     }
 
     static char trans[4];
     trans[0] = '=';
     trans[3] = '\0';
     int rem = c % 16;
     int div = c / 16;
 
     if (div < 10)
 	trans[1] = '0' + div;
     else
 	trans[1] = 'A' + (div - 10);
 
     if (rem < 10)
 	trans[2] = '0' + rem;
     else
 	trans[2] = 'A' + (rem - 10);
 
     return trans;
 }
 
 static void writeEncString(OFile *fp, const char *s, bool nosemi)
 {
     /*
 	only A-Z, 0-9 and 
        "'"  (ASCII code 39)
        "("  (ASCII code 40)
        ")"  (ASCII code 41)
        "+"  (ASCII code 43)
        ","  (ASCII code 44)
        "-"  (ASCII code 45)
        "/"  (ASCII code 47)
        "?"  (ASCII code 63)
        
        should remain un-encoded.
        '=' needs to be encoded as it is the escape character.
        ';' needs to be as it is a field separator.
 
      */
     const char *p = s;
     switch ( vobj_enc ) {
 	case EightBit:
 	    while (*p) {
 		if ( *p == '\n' || nosemi && ( *p == '\\' || *p == ';' ) )
 		    appendcOFile(fp, '\\');
 		appendcOFile(fp, *p);
 		p++;
 	    }
 	    break;
 	case QuotedPrintable:
 	    while (*p) {
 		const char *rep = qpReplaceChar(*p);
 		if (rep)
 		    appendsOFile(fp, rep);
 		else if ( *p == ';' && nosemi )
 		    appendsOFile(fp, "=3B");
 		else if ( *p == ' ' ) {
 		    if ( !p[1] || p[1] == '\n' ) // RFC 1521
 			appendsOFile(fp, "=20");
 		    else
 			appendcOFile(fp, *p);
 		} else
 		    appendcOFile(fp, *p);
 		p++;
 	    }
 	    break;
 	case Base64:
 	    writeBase64(fp, (unsigned char*)p, strlen(p));
 	    break;
     }
 }
 
 static bool includesUnprintable(VObject *o)
 {
     if (o) {
 	if (VALUE_TYPE(o) == VCVT_STRINGZ) {
 	    const char *p = STRINGZ_VALUE_OF(o);
 	    if (p) {
 		while (*p) {
 		    if (*p==' ' && (!p[1] || p[1]=='\n') // RFC 1521: spaces at ends need quoting
 			     || qpReplaceChar(*p) )
 			return TRUE;
 		    p++;
 		}
 	    }
 	}
     }
     return FALSE;
 }
 	    
 static void writeVObject_(OFile *fp, VObject *o);
 
 static void writeValue(OFile *fp, VObject *o, unsigned long size, bool nosemi)
 {
     if (o == 0) return;
     switch (VALUE_TYPE(o)) {
 	case VCVT_STRINGZ: {
 	    writeEncString(fp, STRINGZ_VALUE_OF(o), nosemi);
 	    break;
 	    }
 	case VCVT_UINT: {
 	    char buf[16];
 	    sprintf(buf,"%u", INTEGER_VALUE_OF(o));
 	    appendsOFile(fp,buf);
 	    break;
 	    }
 	case VCVT_ULONG: {
 	    char buf[16];