static inline int send_data_crlf_progress(mailstream * s, const char * message,
size_t size,
int quoted,
size_t progr_rate,
progress_function * progr_fun,
mailprogress_function * progr_context_fun,
void * context)
{
const char * current;
size_t count;
size_t last;
size_t remaining;
count = 0;
last = 0;
current = message;
remaining = size;
while (remaining > 0) {
ssize_t length;
if (quoted) {
if (current[0] == '.')
if (mailstream_write(s, ".", 1) == -1)
goto err;
}
length = send_data_line(s, current, remaining);
if (length < 0)
goto err;
current += length;
count += length;
if (progr_rate != 0) {
if (count - last >= progr_rate) {
if (progr_fun != NULL) {
(* progr_fun)(count, size);
}
if (progr_context_fun != NULL) {
(* progr_context_fun)(count, size, context);
}
last = count;
}
}
remaining -= length;
}
return 0;
err:
return -1;
}
static int send_command_private(mailpop3 * f, char * command, int can_be_published)
{
ssize_t r;
mailstream_set_privacy(f->pop3_stream, can_be_published);
r = mailstream_write(f->pop3_stream, command, strlen(command));
if (r == -1)
return -1;
r = mailstream_flush(f->pop3_stream);
if (r == -1)
return -1;
return 0;
}
static inline int mailstream_send_data_progress(mailstream * s, const char * message,
size_t size,
size_t progr_rate,
progress_function * progr_fun,
mailprogress_function * progr_ctx_fun,
void * context)
{
if (send_data_crlf_progress(s, message, size, 1, progr_rate, progr_fun,
progr_ctx_fun, context) == -1)
goto err;
if (mailstream_write(s, "\r\n.\r\n", 5) == -1)
goto err;
if (mailstream_flush(s) == -1)
goto err;
return 0;
err:
return -1;
}
static inline ssize_t send_data_line(mailstream * s,
const char * line, size_t length)
{
int fix_eol;
const char * start;
size_t count;
start = line;
fix_eol = 0;
count = 0;
while (1) {
if (length == 0)
break;
if (* line == '\r') {
line ++;
count ++;
length --;
if (length == 0) {
fix_eol = 1;
break;
}
if (* line == '\n') {
line ++;
count ++;
length --;
break;
}
else {
fix_eol = 1;
break;
}
}
else if (* line == '\n') {
line ++;
count ++;
length --;
fix_eol = 1;
break;
}
line ++;
length --;
count ++;
}
if (fix_eol) {
if (mailstream_write(s, start, count - 1) == -1)
goto err;
if (mailstream_write(s, "\r\n", 2) == -1)
goto err;
}
else {
if (mailstream_write(s, start, count) == -1)
goto err;
}
#if 0
while (* line != '\n') {
if (* line == '\r')
pos = line;
if (* line == '\0')
return line;
if (mailstream_write(s, line, 1) == -1)
goto err;
line ++;
}
if (pos + 1 == line) {
if (mailstream_write(s, line, 1) == -1)
goto err;
}
else {
if (mailstream_write(s, "\r\n", 2) == -1)
goto err;
}
line ++;
#endif
return count;
err:
return -1;
}