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/* Copyright (C) 2020 C. McEnroe <june@causal.agency>
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
#include <stdio.h>
#include <stdlib.h>
#include <time.h>
struct Address {
char *name;
const char *mailbox;
const char *host;
};
struct AddressList {
size_t len;
struct Address *addrs;
};
struct Envelope {
time_t utc;
struct tm date;
char *subject;
struct Address from, sender, replyTo;
struct AddressList to, cc, bcc;
const char *inReplyTo;
const char *messageID;
};
static inline void envelopeFree(struct Envelope envelope) {
free(envelope.subject);
free(envelope.from.name);
free(envelope.sender.name);
free(envelope.replyTo.name);
for (size_t i = 0; i < envelope.to.len; ++i) {
free(envelope.to.addrs[i].name);
}
for (size_t i = 0; i < envelope.cc.len; ++i) {
free(envelope.cc.addrs[i].name);
}
for (size_t i = 0; i < envelope.bcc.len; ++i) {
free(envelope.bcc.addrs[i].name);
}
free(envelope.to.addrs);
free(envelope.cc.addrs);
free(envelope.bcc.addrs);
}
#define TEMPLATE(...) #__VA_ARGS__
#define ESCAPE_URL_CAP(len) (3 * (len))
struct Variable {
const char *name;
const char *value;
};
typedef int EscapeFn(FILE *file, const char *str);
int escapeURL(FILE *file, const char *str);
int escapeXML(FILE *file, const char *str);
int templateRender(
FILE *file, const char *template,
const struct Variable *vars, EscapeFn *escape
);
#define MBOX_HEADERS \
"Date Subject From Sender Reply-To To Cc Bcc " \
"Message-Id In-Reply-To References " \
"MIME-Version Content-Type Content-Disposition Content-Transfer-Encoding"
int mboxFrom(FILE *file);
int mboxHeader(FILE *file, char *header);
int mboxBody(FILE *file, char *body);
int htmlEnvelope(FILE *file, const struct Envelope *envelope);
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