+eMsgField FieldOrder[] = {
+/* Important fields */
+ emessageId ,
+ eMessagePath ,
+ eTimestamp ,
+ eAuthor ,
+ erFc822Addr ,
+ eOriginalRoom,
+ eNodeName ,
+ eHumanNode ,
+ eRecipient ,
+ eDestination ,
+/* Semi-important fields */
+ eBig_message ,
+ eRemoteRoom ,
+ eExclusiveID ,
+ eWeferences ,
+ eJournal ,
+/* G is not used yet, may become virus signature*/
+ eReplyTo ,
+ eListID ,
+/* Q is not used yet */
+ eSpecialField,
+ eenVelopeTo ,
+/* X is not used yet */
+/* Z is not used yet */
+ eCarbonCopY ,
+ eMsgSubject ,
+/* internal only */
+ eErrorMsg ,
+ eSuppressIdx ,
+ eExtnotify ,
+/* Message text (MUST be last) */
+ eMesageText
+/* Not saved to disk:
+ eVltMsgNum
+*/
+};
+
+static const long NDiskFields = sizeof(FieldOrder) / sizeof(eMsgField);
+
+int CM_IsEmpty(struct CtdlMessage *Msg, eMsgField which)
+{
+ return !((Msg->cm_fields[which] != NULL) &&
+ (Msg->cm_fields[which][0] != '\0'));
+}
+
+void CM_SetField(struct CtdlMessage *Msg, eMsgField which, const char *buf, long length)
+{
+ if (Msg->cm_fields[which] != NULL)
+ free (Msg->cm_fields[which]);
+ Msg->cm_fields[which] = malloc(length + 1);
+ memcpy(Msg->cm_fields[which], buf, length);
+ Msg->cm_fields[which][length] = '\0';
+}
+
+void CM_SetFieldLONG(struct CtdlMessage *Msg, eMsgField which, long lvalue)
+{
+ char buf[128];
+ long len;
+ len = snprintf(buf, sizeof(buf), "%ld", lvalue);
+ CM_SetField(Msg, which, buf, len);
+}
+void CM_CutFieldAt(struct CtdlMessage *Msg, eMsgField WhichToCut, long maxlen)
+{
+ if (Msg->cm_fields[WhichToCut] == NULL)
+ return;
+
+ if (strlen(Msg->cm_fields[WhichToCut]) > maxlen)
+ Msg->cm_fields[WhichToCut][maxlen] = '\0';
+}
+
+void CM_FlushField(struct CtdlMessage *Msg, eMsgField which)
+{
+ if (Msg->cm_fields[which] != NULL)
+ free (Msg->cm_fields[which]);
+ Msg->cm_fields[which] = NULL;
+}
+
+void CM_CopyField(struct CtdlMessage *Msg, eMsgField WhichToPutTo, eMsgField WhichtToCopy)
+{
+ long len;
+ if (Msg->cm_fields[WhichToPutTo] != NULL)
+ free (Msg->cm_fields[WhichToPutTo]);
+
+ if (Msg->cm_fields[WhichtToCopy] != NULL)
+ {
+ len = strlen(Msg->cm_fields[WhichtToCopy]);
+ Msg->cm_fields[WhichToPutTo] = malloc(len + 1);
+ memcpy(Msg->cm_fields[WhichToPutTo], Msg->cm_fields[WhichToPutTo], len);
+ Msg->cm_fields[WhichToPutTo][len] = '\0';
+ }
+ else
+ Msg->cm_fields[WhichToPutTo] = NULL;
+}
+
+
+void CM_PrependToField(struct CtdlMessage *Msg, eMsgField which, const char *buf, long length)
+{
+ if (Msg->cm_fields[which] != NULL) {
+ long oldmsgsize;
+ long newmsgsize;
+ char *new;
+
+ oldmsgsize = strlen(Msg->cm_fields[which]) + 1;
+ newmsgsize = length + oldmsgsize;
+
+ new = malloc(newmsgsize);
+ memcpy(new, buf, length);
+ memcpy(new + length, Msg->cm_fields[which], oldmsgsize);
+ free(Msg->cm_fields[which]);
+ Msg->cm_fields[which] = new;
+ }
+ else {
+ Msg->cm_fields[which] = malloc(length + 1);
+ memcpy(Msg->cm_fields[which], buf, length);
+ Msg->cm_fields[which][length] = '\0';
+ }
+}
+
+void CM_SetAsField(struct CtdlMessage *Msg, eMsgField which, char **buf, long length)
+{
+ if (Msg->cm_fields[which] != NULL)
+ free (Msg->cm_fields[which]);
+
+ Msg->cm_fields[which] = *buf;
+ *buf = NULL;
+}
+
+void CM_SetAsFieldSB(struct CtdlMessage *Msg, eMsgField which, StrBuf **buf)
+{
+ if (Msg->cm_fields[which] != NULL)
+ free (Msg->cm_fields[which]);
+
+ Msg->cm_fields[which] = SmashStrBuf(buf);
+}
+
+void CM_GetAsField(struct CtdlMessage *Msg, eMsgField which, char **ret, long *retlen)
+{
+ if (Msg->cm_fields[which] != NULL)
+ {
+ *retlen = strlen(Msg->cm_fields[which]);
+ *ret = Msg->cm_fields[which];
+ Msg->cm_fields[which] = NULL;
+ }
+ else
+ {
+ *ret = NULL;
+ *retlen = 0;
+ }
+}
+