// This file contains functions which handle the mapping of Internet addresses
// to users on the Citadel system.
//
-// Copyright (c) 1987-2022 by the citadel.org team
+// Copyright (c) 1987-2024 by the citadel.org team
//
// This program is open source software. Use, duplication, or disclosure
// is subject to the terms of the GNU General Public License, version 3.
#include "ctdl_module.h"
-
char *inetcfg = NULL;
// Return nonzero if the supplied name is an alias for this host.
}
// This handles the most common case, which is mail to a user's inbox.
- else if (CtdlGetUser(&tempUS, this_recp) == 0) {
+ // (the next line depends on left-to-right evaluation)
+ else if ((CtdlGetUser(&tempUS, this_recp) == 0) && (tempUS.usernum > 0)) {
++ret->num_local;
strcpy(this_recp, tempUS.fullname);
if (!IsEmptyStr(ret->recp_local)) {
if (valid->recptypes_magic != RECPTYPES_MAGIC) {
syslog(LOG_ERR, "internet_addressing: attempt to call free_recipients() on some other data type!");
- abort();
+ exit(CTDLEXIT_BAD_MAGIC);
}
if (valid->errormsg != NULL) free(valid->errormsg);
if (*pos == ':') colonpos = pos;
}
- if (colonpos == NULL) return(0); /* no colon? not a valid header line */
+ if (colonpos == NULL) return(0); // no colon? not a valid header line
len = end - beg;
key = malloc(len + 2);
syslog(LOG_DEBUG, "internet_addressing: converted to <%s@%s> (%s)", user, node, name);
snprintf(addr, sizeof(addr), "%s@%s", user, node);
if (CM_IsEmpty(msg, eAuthor) && !IsEmptyStr(name)) {
- CM_SetField(msg, eAuthor, name, -1);
+ CM_SetField(msg, eAuthor, name);
}
if (CM_IsEmpty(msg, erFc822Addr) && !IsEmptyStr(addr)) {
- CM_SetField(msg, erFc822Addr, addr, -1);
+ CM_SetField(msg, erFc822Addr, addr);
}
processed = 1;
}
else if (!strcasecmp(key, "Subject")) {
if (CM_IsEmpty(msg, eMsgSubject))
- CM_SetField(msg, eMsgSubject, value, valuelen);
+ CM_SetField(msg, eMsgSubject, value);
processed = 1;
}
else if (!strcasecmp(key, "List-ID")) {
if (CM_IsEmpty(msg, eListID))
- CM_SetField(msg, eListID, value, valuelen);
+ CM_SetField(msg, eListID, value);
processed = 1;
}
else if (!strcasecmp(key, "To")) {
if (CM_IsEmpty(msg, eRecipient))
- CM_SetField(msg, eRecipient, value, valuelen);
+ CM_SetField(msg, eRecipient, value);
processed = 1;
}
else if (!strcasecmp(key, "CC")) {
if (CM_IsEmpty(msg, eCarbonCopY))
- CM_SetField(msg, eCarbonCopY, value, valuelen);
+ CM_SetField(msg, eCarbonCopY, value);
processed = 1;
}
break;
}
- CM_SetField(msg, emessageId, pValue, pValueLen);
+ CM_SetField(msg, emessageId, pValue);
}
processed = 1;
else if (!strcasecmp(key, "Return-Path")) {
if (CM_IsEmpty(msg, eMessagePath))
- CM_SetField(msg, eMessagePath, value, valuelen);
+ CM_SetField(msg, eMessagePath, value);
processed = 1;
}
else if (!strcasecmp(key, "Envelope-To")) {
if (CM_IsEmpty(msg, eenVelopeTo))
- CM_SetField(msg, eenVelopeTo, value, valuelen);
+ CM_SetField(msg, eenVelopeTo, value);
processed = 1;
}
else if (!strcasecmp(key, "References")) {
- CM_SetField(msg, eWeferences, value, valuelen);
+ CM_SetField(msg, eWeferences, value);
processed = 1;
}
else if (!strcasecmp(key, "Reply-To")) {
- CM_SetField(msg, eReplyTo, value, valuelen);
+ CM_SetField(msg, eReplyTo, value);
processed = 1;
}
else if (!strcasecmp(key, "In-reply-to")) {
if (CM_IsEmpty(msg, eWeferences)) // References: supersedes In-reply-to:
- CM_SetField(msg, eWeferences, value, valuelen);
+ CM_SetField(msg, eWeferences, value);
processed = 1;
}
}
-struct CtdlMessage *convert_internet_message_buf(StrBuf **rfc822)
-{
+struct CtdlMessage *convert_internet_message_buf(StrBuf **rfc822) {
struct CtdlMessage *msg;
const char *pos, *beg, *end, *totalend;
int done, alldone = 0;
while (!alldone) {
- /* Locate beginning and end of field, keeping in mind that
- * some fields might be multiline
- */
+ // Locate beginning and end of field, keeping in mind that
+ // some fields might be multiline
end = beg = pos;
- while ((end < totalend) &&
- (end == beg) &&
- (done == 0) )
- {
+ while ((end < totalend) && (end == beg) && (done == 0) ) {
- if ( (*pos=='\n') && ((*(pos+1))!=0x20) && ((*(pos+1))!=0x09) )
- {
+ if ( (*pos=='\n') && ((*(pos+1))!=0x20) && ((*(pos+1))!=0x09) ) {
end = pos;
}
- /* done with headers? */
- if ((*pos=='\n') &&
- ( (*(pos+1)=='\n') ||
- (*(pos+1)=='\r')) )
- {
+ // done with headers?
+ if ((*pos=='\n') && ( (*(pos+1)=='\n') || (*(pos+1)=='\r')) ) {
alldone = 1;
}
- if (pos >= (totalend - 1) )
- {
+ if (pos >= (totalend - 1) ) {
end = pos;
done = 1;
}
}
- /* At this point we have a field. Are we interested in it? */
+ // At this point we have a field. Are we interested in it?
converted = convert_field(msg, beg, end);
- /* Strip the field out of the RFC822 header if we used it */
+ // Strip the field out of the RFC822 header if we used it
if (!converted) {
StrBufAppendBufPlain(OtherHeaders, beg, end - beg, 0);
StrBufAppendBufPlain(OtherHeaders, HKEY("\n"), 0);
}
- /* If we've hit the end of the message, bail out */
+ // If we've hit the end of the message, bail out
if (pos >= totalend)
alldone = 1;
}
if (pos < totalend)
StrBufAppendBufPlain(OtherHeaders, pos, totalend - pos, 0);
FreeStrBuf(rfc822);
- CM_SetAsFieldSB(msg, eMesageText, &OtherHeaders);
+ CM_SetAsFieldSB(msg, eMessageText, &OtherHeaders);
- /* Follow-up sanity checks... */
+ // Follow-up sanity checks...
- /* If there's no timestamp on this message, set it to now. */
+ // If there's no timestamp on this message, set it to now.
if (CM_IsEmpty(msg, eTimestamp)) {
CM_SetFieldLONG(msg, eTimestamp, time(NULL));
}
- /* If a W (references, or rather, Wefewences) field is present, we
- * have to convert it from RFC822 format to Citadel format.
- */
+ // If a W (references, or rather, Wefewences) field is present, we
+ // have to convert it from RFC822 format to Citadel format.
if (!CM_IsEmpty(msg, eWeferences)) {
/// todo: API!
convert_references_to_wefewences(msg->cm_fields[eWeferences]);
}
-/*
- * Look for a particular header field in an RFC822 message text. If the
- * requested field is found, it is unfolded (if necessary) and returned to
- * the caller. The field name is stripped out, leaving only its contents.
- * The caller is responsible for freeing the returned buffer. If the requested
- * field is not present, or anything else goes wrong, it returns NULL.
- */
+// Look for a particular header field in an RFC822 message text. If the
+// requested field is found, it is unfolded (if necessary) and returned to
+// the caller. The field name is stripped out, leaving only its contents.
+// The caller is responsible for freeing the returned buffer. If the requested
+// field is not present, or anything else goes wrong, it returns NULL.
char *rfc822_fetch_field(const char *rfc822, const char *fieldname) {
char *fieldbuf = NULL;
const char *end_of_headers;
char *cont;
char fieldhdr[SIZ];
- /* Should never happen, but sometimes we get stupid */
+ // Should never happen, but sometimes we get stupid
if (rfc822 == NULL) return(NULL);
if (fieldname == NULL) return(NULL);
snprintf(fieldhdr, sizeof fieldhdr, "%s:", fieldname);
- /* Locate the end of the headers, so we don't run past that point */
+ // Locate the end of the headers, so we don't run past that point
end_of_headers = cbmstrcasestr(rfc822, "\n\r\n");
if (end_of_headers == NULL) {
end_of_headers = cbmstrcasestr(rfc822, "\n\n");
}
-/*****************************************************************************
- * DIRECTORY MANAGEMENT FUNCTIONS *
- *****************************************************************************/
+// *****************************************************************************
+// DIRECTORY MANAGEMENT FUNCTIONS
+// *****************************************************************************
-/*
- * Generate the index key for an Internet e-mail address to be looked up
- * in the database.
- */
+// Generate the index key for an Internet e-mail address to be looked up
+// in the database.
void directory_key(char *key, char *addr) {
int i;
int keylen = 0;
}
}
key[keylen++] = 0;
-
syslog(LOG_DEBUG, "internet_addressing: directory key is <%s>", key);
}
-/*
- * Return nonzero if the supplied address is in one of "our" domains
- */
+// Return nonzero if the supplied address is in one of "our" domains
int IsDirectory(char *addr, int allow_masq_domains) {
char domain[256];
int h;
}
-/*
- * Add an Internet e-mail address to the directory for a user
- */
+// Add an Internet e-mail address to the directory for a user
int CtdlDirectoryAddUser(char *internet_addr, char *citadel_addr) {
char key[SIZ];
}
-/*
- * Delete an Internet e-mail address from the directory.
- *
- * (NOTE: we don't actually use or need the citadel_addr variable; it's merely
- * here because the callback API expects to be able to send it.)
- */
+// Delete an Internet e-mail address from the directory.
+//
+// (NOTE: we don't actually use or need the citadel_addr variable; it's merely
+// here because the callback API expects to be able to send it.)
int CtdlDirectoryDelUser(char *internet_addr, char *citadel_addr) {
char key[SIZ];
}
-/*
- * Look up an Internet e-mail address in the directory.
- * On success: returns 0, and Citadel address stored in 'target'
- * On failure: returns nonzero
- */
+// Look up an Internet e-mail address in the directory.
+// On success: returns 0, and Citadel address stored in 'target'
+// On failure: returns nonzero
int CtdlDirectoryLookup(char *target, char *internet_addr, size_t targbuflen) {
- struct cdbdata *cdbrec;
+ struct cdbdata cdbrec;
char key[SIZ];
- /* Dump it in there unchanged, just for kicks */
+ // Dump it in there unchanged, just for kicks
if (target != NULL) {
safestrncpy(target, internet_addr, targbuflen);
}
- /* Only do lookups for addresses with hostnames in them */
+ // Only do lookups for addresses with hostnames in them
if (num_tokens(internet_addr, '@') != 2) return(-1);
- /* Only do lookups for domains in the directory */
+ // Only do lookups for domains in the directory
if (IsDirectory(internet_addr, 0) == 0) return(-1);
directory_key(key, internet_addr);
- cdbrec = cdb_fetch(CDB_DIRECTORY, key, strlen(key) );
- if (cdbrec != NULL) {
+ cdbrec = cdb_fetch(CDB_DIRECTORY, key, strlen(key));
+ if (cdbrec.ptr != NULL) {
if (target != NULL) {
- safestrncpy(target, cdbrec->ptr, targbuflen);
+ safestrncpy(target, cdbrec.ptr, targbuflen);
}
- cdb_free(cdbrec);
return(0);
}
}
-/*
- * Harvest any email addresses that someone might want to have in their
- * "collected addresses" book.
- */
+// Harvest any email addresses that someone might want to have in their
+// "collected addresses" book.
char *harvest_collected_addresses(struct CtdlMessage *msg) {
char *coll = NULL;
char addr[256];
if (coll == NULL) return(NULL);
- /* Scan both the R (To) and Y (CC) fields */
+ // Scan both the R (To) and Y (CC) fields
for (i = 0; i < 2; ++i) {
if (i == 0) field = eRecipient;
if (i == 1) field = eCarbonCopY;
}
-/*
- * Helper function for CtdlRebuildDirectoryIndex()
- */
+// Helper function for CtdlRebuildDirectoryIndex()
void CtdlRebuildDirectoryIndex_backend(char *username, void *data) {
int j = 0;
}
-/*
- * Initialize the directory database (erasing anything already there)
- */
+// Initialize the directory database (erasing anything already there)
void CtdlRebuildDirectoryIndex(void) {
syslog(LOG_INFO, "internet_addressing: rebuilding email address directory index");
cdb_trunc(CDB_DIRECTORY);
}
-/*
- * Auto-generate an Internet email address for a user account
- */
+// Auto-generate an Internet email address for a user account
void AutoGenerateEmailAddressForUser(struct ctdluser *user) {
char synthetic_email_addr[1024];
int i, j;
projects / citadel.git / blobdiff