static bool remove_subj_leader(buffer_t *buf, size_t *start_pos,
bool *is_reply_or_forward_r)
{
const char *data, *orig_data;
bool ret = FALSE;
/* subj-leader = (*subj-blob subj-refwd) / WSP
subj-blob = "[" *BLOBCHAR "]" *WSP
subj-refwd = ("re" / ("fw" ["d"])) *WSP [subj-blob] ":"
BLOBCHAR = %x01-5a / %x5c / %x5e-7f
; any CHAR except '[' and ']' */
orig_data = buffer_get_data(buf, NULL);
orig_data += *start_pos;
data = orig_data;
if (*data == ' ') {
/* independent from checks below - always removed */
data++; orig_data++;
*start_pos += 1;
ret = TRUE;
}
while (*data == '[') {
if (!remove_blob(&data))
return ret;
}
if (strncmp(data, "RE", 2) == 0)
data += 2;
else if (strncmp(data, "FWD", 3) == 0)
data += 3;
else if (strncmp(data, "FW", 2) == 0)
data += 2;
else
return ret;
if (*data == ' ')
data++;
if (*data == '[' && !remove_blob(&data))
return ret;
if (*data != ':')
return ret;
data++;
*start_pos += (size_t)(data - orig_data);
if (is_reply_or_forward_r != NULL)
*is_reply_or_forward_r = TRUE;
return TRUE;
}
static bool remove_blob_when_nonempty(buffer_t *buf, size_t *start_pos)
{
const char *data, *orig_data;
orig_data = buffer_get_data(buf, NULL);
orig_data += *start_pos;
data = orig_data;
if (*data == '[' && remove_blob(&data) && *data != '\0') {
*start_pos += (size_t)(data - orig_data);
return TRUE;
}
return FALSE;
}
