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/*-
* Copyright 2016 Vsevolod Stakhov
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include "config.h"
#include "email_addr.h"
#include "message.h"
#include "printf.h"
#include "./parsers/smtp_addr_parser.c"
static void
rspamd_email_addr_dtor (struct rspamd_email_address *addr)
{
if (addr->flags & RSPAMD_EMAIL_ADDR_ADDR_ALLOCATED) {
g_free ((void *)addr->addr);
}
if (addr->flags & RSPAMD_EMAIL_ADDR_USER_ALLOCATED) {
g_free ((void *)addr->user);
}
g_slice_free1 (sizeof (*addr), addr);
}
static void
rspamd_email_address_unescape (struct rspamd_email_address *addr)
{
const char *h, *end;
char *t, *d;
if (addr->user_len == 0) {
return;
}
d = g_malloc (addr->user_len);
t = d;
h = addr->user;
end = h + addr->user_len;
while (h < end) {
if (*h != '\\') {
*t++ = *h;
}
h ++;
}
addr->user = d;
addr->user_len = t - d;
addr->flags |= RSPAMD_EMAIL_ADDR_USER_ALLOCATED;
}
struct rspamd_email_address *
rspamd_email_address_from_smtp (const gchar *str, guint len)
{
struct rspamd_email_address addr, *ret;
gsize nlen;
if (str == NULL || len == 0) {
return NULL;
}
rspamd_smtp_addr_parse (str, len, &addr);
if (addr.flags & RSPAMD_EMAIL_ADDR_VALID) {
ret = g_slice_alloc (sizeof (*ret));
memcpy (ret, &addr, sizeof (addr));
if ((ret->flags & RSPAMD_EMAIL_ADDR_QUOTED) && ret->addr[0] == '"') {
if (ret->flags & RSPAMD_EMAIL_ADDR_HAS_BACKSLASH) {
/* We also need to unquote user */
rspamd_email_address_unescape (ret);
}
/* We need to unquote addr */
nlen = ret->domain_len + ret->user_len + 2;
ret->addr = g_malloc (nlen + 1);
ret->addr_len = rspamd_snprintf ((char *)ret->addr, nlen, "%*s@%*s",
(gint)ret->user_len, ret->user,
(gint)ret->domain_len, ret->domain);
ret->flags |= RSPAMD_EMAIL_ADDR_ADDR_ALLOCATED;
}
REF_INIT_RETAIN (ret, rspamd_email_addr_dtor);
return ret;
}
return NULL;
}
struct rspamd_email_address *
rspamd_email_address_ref (struct rspamd_email_address *addr)
{
REF_RETAIN (addr);
return addr;
}
void
rspamd_email_address_unref (struct rspamd_email_address *addr)
{
REF_RELEASE (addr);
}
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