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Prevent seek equal to size of file transfer so that toxcore respects what the docs say.

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irungentoo 2015-10-21 21:01:13 -04:00
parent 085c942b34
commit a25cc96b4f
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GPG Key ID: 10349DC9BED89E98
1 changed files with 8 additions and 3 deletions
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11
toxcore/Messenger.c
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@ -1264,7 +1264,7 @@ int file_seek(const Messenger *m, int32_t friendnumber, uint32_t filenumber, uin
if (ft->status != FILESTATUS_NOT_ACCEPTED)
return -5;
if (position > ft->size) {
if (position >= ft->size) {
return -6;
}
@ -1569,7 +1569,7 @@ static int handle_filecontrol(Messenger *m, int32_t friendnumber, uint8_t receiv
return -1;
}
/* seek can only be sent by the receiver to seek before resuming broken tranfers. */
/* seek can only be sent by the receiver to seek before resuming broken transfers. */
if (ft->status != FILESTATUS_NOT_ACCEPTED || !receive_send) {
return -1;
}
@ -1577,7 +1577,7 @@ static int handle_filecontrol(Messenger *m, int32_t friendnumber, uint8_t receiv
memcpy(&position, data, sizeof(position));
net_to_host((uint8_t *) &position, sizeof(position));
if (position > ft->size) {
if (position >= ft->size) {
return -1;
}
@ -2128,6 +2128,11 @@ static int handle_packet(void *object, int i, uint8_t *temp, uint16_t len)
file_data = data + 1;
}
/* Prevent more data than the filesize from being passed to clients. */
if ((ft->transferred + file_data_length) > ft->size) {
file_data_length = ft->size - ft->transferred;
}
if (m->file_filedata)
(*m->file_filedata)(m, i, real_filenumber, position, file_data, file_data_length, m->file_filedata_userdata);