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put file senders in a round-robin queue so multiple transfers upload at a uniform pace

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Jfreegman
2014-07-27 21:19:17 -04:00
parent 02708534c0
commit b18a67d656
4 changed files with 54 additions and 32 deletions
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76
src/file_senders.c
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@@ -35,13 +35,15 @@
FileSender file_senders[MAX_FILES];
uint8_t max_file_senders_index;
uint8_t num_active_file_senders;
extern ToxicFriend friends[MAX_FRIENDS_NUM];
#define KiB 1024
#define MiB 1048576 /* 1024 ^ 2 */
#define GiB 1073741824 /* 1024 ^ 3 */
/* creates initial progress line that will be updated during file transfer. */
/* creates initial progress line that will be updated during file transfer.
Assumes progline is of size MAX_STR_SIZE */
void prep_prog_line(char *progline)
{
strcpy(progline, "0.0 B/s [");
@@ -127,6 +129,7 @@ static void close_file_sender(ToxWindow *self, Tox *m, int i, char *msg, int CTR
fclose(file_senders[i].file);
memset(&file_senders[i], 0, sizeof(FileSender));
set_max_file_senders_index();
--num_active_file_senders;
}
void close_all_file_senders(Tox *m)
@@ -145,6 +148,41 @@ void close_all_file_senders(Tox *m)
}
}
static void send_file_data(ToxWindow *self, Tox *m, int i, int32_t friendnum, int filenum, const char *pathname)
{
char msg[MAX_STR_SIZE];
FILE *fp = file_senders[i].file;
while (true) {
if (tox_file_send_data(m, friendnum, filenum, (uint8_t *) file_senders[i].nextpiece,
file_senders[i].piecelen) == -1)
return;
uint64_t curtime = get_unix_time();
file_senders[i].timestamp = curtime;
file_senders[i].bps += file_senders[i].piecelen;
file_senders[i].piecelen = fread(file_senders[i].nextpiece, 1,
tox_file_data_size(m, friendnum), fp);
double remain = (double) tox_file_data_remaining(m, friendnum, filenum, 0);
/* refresh line with percentage complete and transfer speed (must be called once per second) */
if ((self->chatwin != NULL && timed_out(file_senders[i].last_progress, curtime, 1)) || !remain) {
file_senders[i].last_progress = curtime;
double pct_remain = remain > 0 ? (1 - (remain / file_senders[i].size)) * 100 : 100;
print_progress_bar(self, i, -1, pct_remain);
file_senders[i].bps = 0;
}
if (file_senders[i].piecelen == 0) {
snprintf(msg, sizeof(msg), "File '%s' successfuly sent.", pathname);
close_file_sender(self, m, i, msg, TOX_FILECONTROL_FINISHED, filenum, friendnum);
notify(self, transfer_completed, NT_NOFOCUS | NT_WNDALERT_2);
return;
}
}
}
void do_file_senders(Tox *m)
{
char msg[MAX_STR_SIZE];
@@ -154,11 +192,15 @@ void do_file_senders(Tox *m)
if (!file_senders[i].active)
continue;
if (file_senders[i].queue_pos > 0) {
--file_senders[i].queue_pos;
continue;
}
ToxWindow *self = file_senders[i].toxwin;
char *pathname = file_senders[i].pathname;
int filenum = file_senders[i].filenum;
int32_t friendnum = file_senders[i].friendnum;
FILE *fp = file_senders[i].file;
/* If file transfer has timed out kill transfer and send kill control */
if (timed_out(file_senders[i].timestamp, get_unix_time(), TIMEOUT_FILESENDER)) {
@@ -168,33 +210,7 @@ void do_file_senders(Tox *m)
continue;
}
while (true) {
if (tox_file_send_data(m, friendnum, filenum, (uint8_t *) file_senders[i].nextpiece,
file_senders[i].piecelen) == -1)
break;
uint64_t curtime = get_unix_time();
file_senders[i].timestamp = curtime;
file_senders[i].bps += file_senders[i].piecelen;
file_senders[i].piecelen = fread(file_senders[i].nextpiece, 1,
tox_file_data_size(m, friendnum), fp);
double remain = (double) tox_file_data_remaining(m, friendnum, filenum, 0);
/* refresh line with percentage complete and transfer speed (must be called once per second) */
if ((self->chatwin != NULL && timed_out(file_senders[i].last_progress, curtime, 1)) || !remain) {
file_senders[i].last_progress = curtime;
double pct_remain = remain ? (1 - (remain / file_senders[i].size)) * 100 : 100;
print_progress_bar(self, i, -1, pct_remain);
file_senders[i].bps = 0;
}
if (file_senders[i].piecelen == 0) {
snprintf(msg, sizeof(msg), "File '%s' successfuly sent.", pathname);
close_file_sender(self, m, i, msg, TOX_FILECONTROL_FINISHED, filenum, friendnum);
notify(self, transfer_completed, NT_NOFOCUS | NT_WNDALERT_2);
break;
}
}
file_senders[i].queue_pos = num_active_file_senders - 1;
send_file_data(self, m, i, friendnum, filenum, pathname);
}
}