Example #1
0
void dbg_reply_get_thread_list(struct dbg_context* dbg,
                               const dbg_threadid_t* threads, size_t len)
{
    assert(DREQ_GET_THREAD_LIST == dbg->req.type);

    if (0 == len) {
        write_packet(dbg, "l");
    } else {
        size_t maxlen =	1/*m char*/ +
                        (2 * sizeof(pid_t) + 1/*,*/) * len +
                        1/*\0*/;
        char* str = sys_malloc(maxlen);
        int i, offset = 0;

        str[offset++] = 'm';
        for (i = 0; i < len; ++i) {
            offset += snprintf(&str[offset], maxlen - offset,
                               "%02x,", threads[i]);
        }
        /* Overwrite the trailing ',' */
        str[offset - 1] = '\0';

        write_packet(dbg, str);
        sys_free((void**)&str);
    }

    consume_request(dbg);
}
void
test_already_launched (void)
{
    const gchar *packet;
    gsize packet_size;
    GString *output;
    GString *expected_packet;
    const gchar command_line[] = "/bin/cat";
    const gchar *user_name;

    user_name = g_get_user_name();
    milter_manager_launch_command_encoder_encode_launch(command_encoder,
                                                        &packet, &packet_size,
                                                        command_line, user_name);
    cut_trace(write_packet(packet, packet_size));
    cut_trace(write_packet(packet, packet_size));
    pump_all_events();

    milter_manager_reply_encoder_encode_success(reply_encoder,
                                                &packet, &packet_size);
    expected_packet = g_string_new_len(packet, packet_size);
    milter_manager_reply_encoder_encode_error(reply_encoder,
                                              &packet, &packet_size,
                                              "already launched: </bin/cat>");
    g_string_append_len(expected_packet, packet, packet_size);
    output = gcut_string_io_channel_get_string(output_channel);
    cut_assert_equal_memory(expected_packet->str, expected_packet->len,
                            output->str, output->len);
}
Example #3
0
static void *output_thread(void *_t)
{
    atransport *t = reinterpret_cast<atransport*>(_t);
    apacket *p;

    ADB_LOGD(ADB_TSPT,
             "%s: starting transport output thread on fd %d, SYNC online (%d)",
             t->serial, t->fd, t->sync_token + 1);
    p = get_apacket();
    p->msg.command = A_SYNC;
    p->msg.arg0 = 1;
    p->msg.arg1 = ++(t->sync_token);
    p->msg.magic = A_SYNC ^ 0xffffffff;
    if (write_packet(t->fd, t->serial, &p)) {
        put_apacket(p);
        ADB_LOGE(ADB_TSPT, "%s: failed to write SYNC packet", t->serial);
        goto oops;
    }

    ADB_LOGD(ADB_TSPT, "%s: data pump started", t->serial);
    for (;;) {
        p = get_apacket();

        if (t->read_from_remote(p, t) == 0) {
            ADB_LOGD(ADB_TSPT,
                     "%s: received remote packet, sending to transport",
                     t->serial);
            if (write_packet(t->fd, t->serial, &p)) {
                put_apacket(p);
                ADB_LOGE(ADB_TSPT,
                         "%s: failed to write apacket to transport", t->serial);
                goto oops;
            }
        } else {
            ADB_LOGE(ADB_TSPT,
                     "%s: remote read failed for transport", t->serial);
            put_apacket(p);
            break;
        }
    }

    ADB_LOGD(ADB_TSPT, "%s: SYNC offline for transport", t->serial);
    p = get_apacket();
    p->msg.command = A_SYNC;
    p->msg.arg0 = 0;
    p->msg.arg1 = 0;
    p->msg.magic = A_SYNC ^ 0xffffffff;
    if (write_packet(t->fd, t->serial, &p)) {
        put_apacket(p);
        ADB_LOGW(ADB_TSPT,
                 "%s: failed to write SYNC apacket to transport", t->serial);
    }

oops:
    ADB_LOGD(ADB_TSPT, "%s: transport output thread is exiting", t->serial);
    kick_transport(t);
    transport_unref(t);
    return 0;
}
// The transport is opened by transport_register_func before
// the read_transport and write_transport threads are started.
//
// The read_transport thread issues a SYNC(1, token) message to let
// the write_transport thread know to start things up.  In the event
// of transport IO failure, the read_transport thread will post a
// SYNC(0,0) message to ensure shutdown.
//
// The transport will not actually be closed until both threads exit, but the threads
// will kick the transport on their way out to disconnect the underlying device.
//
// read_transport thread reads data from a transport (representing a usb/tcp connection),
// and makes the main thread call handle_packet().
static void *read_transport_thread(void *_t)
{
    atransport *t = reinterpret_cast<atransport*>(_t);
    apacket *p;

    adb_thread_setname(android::base::StringPrintf("<-%s",
                                                   (t->serial != nullptr ? t->serial : "transport")));
    D("%s: starting read_transport thread on fd %d, SYNC online (%d)",
       t->serial, t->fd, t->sync_token + 1);
    p = get_apacket();
    p->msg.command = A_SYNC;
    p->msg.arg0 = 1;
    p->msg.arg1 = ++(t->sync_token);
    p->msg.magic = A_SYNC ^ 0xffffffff;
    if(write_packet(t->fd, t->serial, &p)) {
        put_apacket(p);
        D("%s: failed to write SYNC packet", t->serial);
        goto oops;
    }

    D("%s: data pump started", t->serial);
    for(;;) {
        p = get_apacket();

        if(t->read_from_remote(p, t) == 0){
            D("%s: received remote packet, sending to transport",
              t->serial);
            if(write_packet(t->fd, t->serial, &p)){
                put_apacket(p);
                D("%s: failed to write apacket to transport", t->serial);
                goto oops;
            }
        } else {
            D("%s: remote read failed for transport", t->serial);
            put_apacket(p);
            break;
        }
    }

    D("%s: SYNC offline for transport", t->serial);
    p = get_apacket();
    p->msg.command = A_SYNC;
    p->msg.arg0 = 0;
    p->msg.arg1 = 0;
    p->msg.magic = A_SYNC ^ 0xffffffff;
    if(write_packet(t->fd, t->serial, &p)) {
        put_apacket(p);
        D("%s: failed to write SYNC apacket to transport", t->serial);
    }

oops:
    D("%s: read_transport thread is exiting", t->serial);
    kick_transport(t);
    transport_unref(t);
    return 0;
}
static void *output_thread(void *_t)
{
    atransport *t = _t;
    apacket *p;

    D("from_remote: starting thread for transport %p, on fd %d\n", t, t->fd );

    D("from_remote: transport %p SYNC online (%d)\n", t, t->sync_token + 1);
    p = get_apacket();
    p->msg.command = A_SYNC;
    p->msg.arg0 = 1;
    p->msg.arg1 = ++(t->sync_token);
    p->msg.magic = A_SYNC ^ 0xffffffff;
    if(write_packet(t->fd, &p)) {
        put_apacket(p);
        D("from_remote: failed to write SYNC apacket to transport %p", t);
        goto oops;
    }

    D("from_remote: data pump  for transport %p\n", t);
    for(;;) {
        p = get_apacket();

        if(t->read_from_remote(p, t) == 0){
            D("from_remote: received remote packet, sending to transport %p\n",
              t);
            if(write_packet(t->fd, &p)){
                put_apacket(p);
                D("from_remote: failed to write apacket to transport %p", t);
                goto oops;
            }
        } else {
            D("from_remote: remote read failed for transport %p\n", p);
            put_apacket(p);
            break;
        }
    }

    D("from_remote: SYNC offline for transport %p\n", t);
    p = get_apacket();
    p->msg.command = A_SYNC;
    p->msg.arg0 = 0;
    p->msg.arg1 = 0;
    p->msg.magic = A_SYNC ^ 0xffffffff;
    if(write_packet(t->fd, &p)) {
        put_apacket(p);
        D("from_remote: failed to write SYNC apacket to transport %p", t);
    }

oops:
    D("from_remote: thread is exiting for transport %p\n", t);
    kick_transport(t);
    transport_unref(t);
    return 0;
}
Example #6
0
static void send_stop_reply_packet(struct dbg_context* dbg,
                                   dbg_threadid_t thread, int sig)
{
    if (sig >= 0) {
        char buf[64];
        snprintf(buf, sizeof(buf) - 1, "T%02xthread:%02x;",
                 sig, thread);
        write_packet(dbg, buf);
    } else {
        write_packet(dbg, "E01");
    }
}
Example #7
0
static int process_vpacket(struct dbg_context* dbg, char* payload)
{
    const char* name;
    char* args;

    args = strchr(payload, ';');
    if (args) {
        *args++ = '\0';
    }
    name = payload;

    if (!strcmp("Cont", name)) {
        char cmd = *args++;
        if ('\0' != args[1]) {
            *args++ = '\0';
        }

        switch (cmd) {
        case 'c':
            dbg->req.type = DREQ_CONTINUE;
            dbg->req.target = dbg->resume_thread;
            return 1;
        case 's':
            dbg->req.type = DREQ_STEP;
            if (args) {
                dbg->req.target = parse_threadid(args, &args);
                assert('\0' == *args || !strcmp(args, ";c"));
            } else {
                dbg->req.target = dbg->resume_thread;
            }
            return 1;
        default:
            log_warn("Unhandled vCont command %c(%s)", cmd, args);
            write_packet(dbg, "");
            return 0;
        }
    }

    if (!strcmp("Cont?", name)) {
        debug("gdb queries which continue commands we support");
        write_packet(dbg, "vCont;c;C;s;S;t;");
        return 0;
    }

    log_warn("Unhandled gdb vpacket: v%s", name);
    write_packet(dbg, "");
    return 0;
}
Example #8
0
/* The transport is opened by transport_register_func before
** the input and output threads are started.
**
** The output thread issues a SYNC(1, token) message to let
** the input thread know to start things up.  In the event
** of transport IO failure, the output thread will post a
** SYNC(0,0) message to ensure shutdown.
**
** The transport will not actually be closed until both
** threads exit, but the input thread will kick the transport
** on its way out to disconnect the underlying device.
*/
void *output_thread(void *_t, struct dll_io_bridge * _io_bridge)
{
    o_bridge = _io_bridge;

    atransport *t = (atransport *)_t;
    apacket *p;

    D("%s: starting transport output thread on fd %d, SYNC online (%d)\n",
       t->serial, t->fd, t->sync_token + 1);
    p = get_apacket();
    p->msg.command = A_SYNC;
    p->msg.arg0 = 1;
    p->msg.arg1 = ++(t->sync_token);
    p->msg.magic = A_SYNC ^ 0xffffffff;
    if(write_packet(t->fd, t->serial, &p)) {
        put_apacket(p);
        D("%s: failed to write SYNC packet\n", t->serial);
        goto oops;
    }

    D("%s: data pump started\n", t->serial);
    for(;;) {
        p = get_apacket();

        if(t->read_from_remote(p, t) == 0){
            D("%s: received remote packet, sending to transport\n",
              t->serial);
            if(write_packet(t->fd, t->serial, &p)){
                put_apacket(p);
                D("%s: failed to write apacket to transport\n", t->serial);
                goto oops;
            }
        } else {
            D("%s: remote read failed for transport\n", t->serial);
            put_apacket(p);
            break;
        }
    }

    handle_output_offline(t);
oops:
#ifdef WIN32
    handle_output_oops(t, o_bridge->AdbCloseHandle);
#else
    handle_output_oops(t, NULL);
#endif
    return NULL;
}
void
test_launch_error (gconstpointer data)
{
    const gchar *packet;
    gsize packet_size;
    GString *output;
    const gchar *command;
    const gchar *user_name;
    const gchar *expected_error_message;

    command = gcut_data_get_string(data, "command");
    user_name = gcut_data_get_string(data, "user-name");
    expected_error_message = gcut_data_get_string(data,
                                                  "expected-error-message");

    milter_manager_launch_command_encoder_encode_launch(command_encoder,
                                                        &packet, &packet_size,
                                                        command, user_name);
    cut_trace(write_packet(packet, packet_size));
    pump_all_events();

    milter_manager_reply_encoder_encode_error(reply_encoder,
                                              &packet, &packet_size,
                                              expected_error_message);
    output = gcut_string_io_channel_get_string(output_channel);
    cut_assert_equal_memory(packet, packet_size,
                            output->str, output->len);
}
Example #10
0
static void write_hex_packet(struct dbg_context* dbg, unsigned long hex)
{
    char buf[32];

    snprintf(buf, sizeof(buf) - 1, "%02lx", hex);
    write_packet(dbg, buf);
}
Example #11
0
static int16 ether_do_write(uint32 arg)
{
	D(bug("ether_write\n"));

	// Copy packet to buffer
	uint8 packet[1514], *p = packet;
	int len = ether_arg_to_buffer(arg, p);

	if(len > 1514) {
		D(bug("illegal packet length: %d\n",len));
		return eLenErr;
	} else {
#if MONITOR
		bug("Sending Ethernet packet (%d bytes):\n",(int)len);
		dump_packet( packet, len );
#endif
	}

	// Transmit packet
	if (!write_packet(packet, len)) {
		D(bug("WARNING: couldn't transmit packet\n"));
		return excessCollsns;
	} else {
		// It's up to the protocol drivers to do the error checking. Even if the
		// i/o completion routine returns ok, there can be errors, so there is
		// no point to wait for write completion and try to make some sense of the
		// possible error codes.
		return noErr;
	}
}
Example #12
0
/*  return 0 if data could not be put in packet queue.
 *  return 1 if data was put into the queue.
 */
int write_cryptpacket(Net_Crypto *c, int crypt_connection_id, uint8_t *data, uint32_t length)
{
    if (crypt_connection_id_not_valid(c, crypt_connection_id))
        return 0;

    if (length - crypto_box_BOXZEROBYTES + crypto_box_ZEROBYTES > MAX_DATA_SIZE - 1)
        return 0;

    if (c->crypto_connections[crypt_connection_id].status != CRYPTO_CONN_ESTABLISHED)
        return 0;

    uint8_t temp_data[MAX_DATA_SIZE];
    int len = encrypt_data_fast(c->crypto_connections[crypt_connection_id].shared_key,
                                c->crypto_connections[crypt_connection_id].sent_nonce,
                                data, length, temp_data + 1);

    if (len == -1)
        return 0;

    temp_data[0] = 3;

    if (write_packet(c->lossless_udp, c->crypto_connections[crypt_connection_id].number, temp_data, len + 1) == 0)
        return 0;

    increment_nonce(c->crypto_connections[crypt_connection_id].sent_nonce);
    return 1;
}
Example #13
0
/* return 0 if data could not be put in packet queue
   return 1 if data was put into the queue */
int write_cryptpacket(int crypt_connection_id, uint8_t * data, uint32_t length)
{
    if(crypt_connection_id < 0 || crypt_connection_id >= MAX_CRYPTO_CONNECTIONS)
    {
        return 0;   
    }
    if(length - crypto_box_BOXZEROBYTES + crypto_box_ZEROBYTES > MAX_DATA_SIZE - 1)
    {
        return 0;
    }
    if(crypto_connections[crypt_connection_id].status != 3)
    {
        return 0;
    }
    uint8_t temp_data[MAX_DATA_SIZE];
    int len = encrypt_data(crypto_connections[crypt_connection_id].peersessionpublic_key, 
                           crypto_connections[crypt_connection_id].sessionsecret_key,
                           crypto_connections[crypt_connection_id].sent_nonce, data, length, temp_data + 1);
    if(len == -1)
    {
        return 0;
    }
    temp_data[0] = 3;
    if(write_packet(crypto_connections[crypt_connection_id].number, temp_data, len + 1) == 0)
    {
        return 0;
    }
    increment_nonce(crypto_connections[crypt_connection_id].sent_nonce);
    return 1;
}
Example #14
0
static int net_stream_open(client_t* cl,char* url) {
  int file_format=DEMUXER_TYPE_UNKNOWN;
  mp_net_stream_opened_t ret;

  if(cl->stream) {
    if(!write_error(cl->fd,"A stream is currently opened\n"))
      return 0;
    return 1;
  }

  mp_msg(MSGT_NETST,MSGL_V,"Open stream %s\n",url);
  cl->stream = open_stream(url,NULL,&file_format);
  if(!cl->stream) {
    if(!write_error(cl->fd,"Open failed\n"))
      return 0;
    return 1;
  }
  stream_reset(cl->stream);
  stream_seek(cl->stream,cl->stream->start_pos);
  ret.file_format = file_format;
  ret.flags = cl->stream->flags;
  ret.sector_size = cl->stream->sector_size;
  ret.start_pos = cl->stream->start_pos;
  ret.end_pos = cl->stream->end_pos;
  net_stream_opened_2_me(&ret);

  if(!write_packet(cl->fd,NET_STREAM_OK,(char*)&ret,sizeof(mp_net_stream_opened_t)))
    return 0;
  return 1;
}
Example #15
0
/*
 * buffer_packet()
 *
 * Add the FLV packet "packet" to an internal statically-held array of FLVpacket
 * structs. Duplicate the data payload and update the data pointer in the packet
 * to point to the duplicated data.
 * If "flush" is non-zero, write out all the packets in the buffer using
 * write_packet() in order received, free all the memory used for the
 * payloads and reset the packet buffer count to 0.
 * "file_start_timestamp" should contain the timestamp for the start of the
 * current file, and is passed to write_packet() when flushing the buffer.
 */
static void buffer_packet(struct FLVpacket *packet, long file_start_timestamp, char flush)
{
    static struct FLVpacket *pktarray = NULL;
    static int packets = 0, max_packets = 0;

    if( packets >= max_packets )
    {
        max_packets += 5;
        pktarray = realloc( pktarray, max_packets * sizeof(struct FLVpacket) );
    }

    pktarray[packets] = *packet;
    pktarray[packets].data = malloc(packet->datasize);
    memcpy(pktarray[packets].data, packet->data, packet->datasize);

    packets++;

    if(flush) /* Flush the buffer and free all data */
    {   /* Don't free the FLVpacket array as we may use it again */
        int i;

        for( i = 0; i < packets; i++ )
        {
            write_packet( &pktarray[i], file_start_timestamp );
            free(pktarray[i].data);
        }
        packets = 0;
    }

    return;
}
Example #16
0
File: mux.c Project: pigoz/libav
int av_write_frame(AVFormatContext *s, AVPacket *pkt)
{
    int ret;

    ret = check_packet(s, pkt);
    if (ret < 0)
        return ret;

    if (!pkt) {
        if (s->oformat->flags & AVFMT_ALLOW_FLUSH)
            return s->oformat->write_packet(s, pkt);
        return 1;
    }

    ret = compute_pkt_fields2(s, s->streams[pkt->stream_index], pkt);

    if (ret < 0 && !(s->oformat->flags & AVFMT_NOTIMESTAMPS))
        return ret;

    ret = write_packet(s, pkt);

    if (ret >= 0)
        s->streams[pkt->stream_index]->nb_frames++;
    return ret;
}
Example #17
0
int av_write_frame(AVFormatContext *s, AVPacket *pkt)
{
    int ret;

    ret = prepare_input_packet(s, pkt);
    if (ret < 0)
        return ret;

    if (!pkt) {
        if (s->oformat->flags & AVFMT_ALLOW_FLUSH)
            return s->oformat->write_packet(s, pkt);
        return 1;
    }

#if FF_API_COMPUTE_PKT_FIELDS2
    ret = compute_pkt_fields2(s, s->streams[pkt->stream_index], pkt);

    if (ret < 0 && !(s->oformat->flags & AVFMT_NOTIMESTAMPS))
        return ret;
#endif

    ret = write_packet(s, pkt);

    if (ret >= 0)
        s->streams[pkt->stream_index]->nb_frames++;
    return ret;
}
Example #18
0
void send_packet(apacket *p, atransport *t)
{
    unsigned char *x;
    unsigned sum;
    unsigned count;

    p->msg.magic = p->msg.command ^ 0xffffffff;

    count = p->msg.data_length;
    x = (unsigned char *) p->data;
    sum = 0;
    while(count-- > 0){
        sum += *x++;
    }
    p->msg.data_check = sum;

    print_packet("send", p);

    if (t == NULL) {
        D("Transport is null \n");
        // Zap errno because print_packet() and other stuff have errno effect.
        errno = 0;
        fatal_errno("Transport is null");
    }

    if(write_packet(t->transport_socket, t->serial, &p)){
        fatal_errno("cannot enqueue packet on transport socket");
    }
}
Example #19
0
static mp_net_stream_packet_t* send_net_stream_cmd(stream_t *s,uint16_t cmd,char* data,int len) {
  mp_net_stream_packet_t* pack;

  // Cache is enabled : lock
  if(s->cache_data && !lock_fd(s->fd))
    return NULL;
  // Send a command
  if(!write_packet(s->fd,cmd,data,len)) {
    if(s->cache_data) unlock_fd(s->fd);
    return 0;
  }
  // Read the response
  pack = read_packet(s->fd);
  // Now we can unlock
  if(s->cache_data) unlock_fd(s->fd);

  if(!pack)
    return NULL;

  switch(pack->cmd) {
  case NET_STREAM_OK:
    return pack;
  case NET_STREAM_ERROR:
    if(pack->len > sizeof(mp_net_stream_packet_t))
      mp_msg(MSGT_STREAM,MSGL_ERR, "Fill buffer failed: %s\n",pack->data);
    else
      mp_msg(MSGT_STREAM,MSGL_ERR, "Fill buffer failed\n");
    free(pack);
    return NULL;
  }

  mp_msg(MSGT_STREAM,MSGL_ERR, "Unknown response to %d: %d\n",cmd,pack->cmd);
  free(pack);
  return NULL;
}
Example #20
0
int main() {
	airhook_init(&socket,time(NULL));
	for (;;) {
		char line[1024],*command;
		fprintf(stderr,"] ");
		if (NULL == fgets(line,sizeof(line),stdin)) break;
		command = strtok(line," \n");
		if (NULL == command || !strcmp(command,"")) ;
		else if (!strcmp(command,"r")) read_packet();
		else if (!strcmp(command,"w")) write_packet();
		else if (!strcmp(command,"p")) dump_packet();
		else if (!strcmp(command,"m")) send_message();
		else if (!strcmp(command,"s")) print_status();
		else if (!strcmp(command,"d")) discard_message();
		else {
			fprintf(stderr,"invalid command: %s\n"
			"commands: r filename        -- read packet\n"
			"          w filename length -- write packet\n"
			"          p filename        -- print packet\n"
			"          m message         -- send message\n"
			"          s                 -- get status\n"
			"          s num             -- get message status\n"
			"          d num             -- discard message\n",
			command);
		}
	}

	return 0;
}
Example #21
0
static int write_fifo(struct imx_ep_struct *imx_ep, struct imx_request *req)
{
	int	bytes = 0,
		count,
		completed = 0;

	while (!completed) {
		count = write_packet(imx_ep, req);
		if (count < 0)
			break; /*      */
		bytes += count;

		/*                                        */
		completed = (count != imx_ep->fifosize);

		if (unlikely(completed)) {
			done(imx_ep, req, 0);
			D_REQ(imx_ep->imx_usb->dev, "<%s> %s req<%p> %s\n",
				__func__, imx_ep->ep.name, req,
				completed ? "completed" : "not completed");
			if (!EP_NO(imx_ep))
				ep0_chg_stat(__func__,
						imx_ep->imx_usb, EP0_IDLE);
		}
	}

	D_TRX(imx_ep->imx_usb->dev, "<%s> bytes sent: %d\n", __func__, bytes);

	return completed;
}
Example #22
0
void
tm_link_rep::secure_server (string client_public) {
  if (secret != "") return;
  string k= secret_generate ();
  string s= rsa_encode (k, client_public);
  write_packet (s, LINK_IN);
  secret= k;
}
Example #23
0
void dbg_reply_get_is_thread_alive(struct dbg_context* dbg, int alive)
{
    assert(DREQ_GET_IS_THREAD_ALIVE == dbg->req.type);

    write_packet(dbg, alive ? "OK" : "E01");

    consume_request(dbg);
}
Example #24
0
// return:  0 = still running, 1 = completed, negative = errno
static int write_fifo(struct goku_ep *ep, struct goku_request *req)
{
	struct goku_udc	*dev = ep->dev;
	u32		tmp;
	u8		*buf;
	unsigned	count;
	int		is_last;

	tmp = readl(&dev->regs->DataSet);
	buf = req->req.buf + req->req.actual;
	prefetch(buf);

	dev = ep->dev;
	if (unlikely(ep->num == 0 && dev->ep0state != EP0_IN))
		return -EL2HLT;

	/* NOTE:  just single-buffered PIO-IN for now.  */
	if (unlikely((tmp & DATASET_A(ep->num)) != 0))
		return 0;

	/* clear our "packet available" irq */
	if (ep->num != 0)
		writel(~INT_EPxDATASET(ep->num), &dev->regs->int_status);

	count = write_packet(ep->reg_fifo, buf, req, ep->ep.maxpacket);

	/* last packet often short (sometimes a zlp, especially on ep0) */
	if (unlikely(count != ep->ep.maxpacket)) {
		writel(~(1<<ep->num), &dev->regs->EOP);
		if (ep->num == 0) {
			dev->ep[0].stopped = 1;
			dev->ep0state = EP0_STATUS;
		}
		is_last = 1;
	} else {
		if (likely(req->req.length != req->req.actual)
				|| req->req.zero)
			is_last = 0;
		else
			is_last = 1;
	}
#if 0		/* printk seemed to trash is_last...*/
//#ifdef USB_TRACE
	VDBG(dev, "wrote %s %u bytes%s IN %u left %p\n",
		ep->ep.name, count, is_last ? "/last" : "",
		req->req.length - req->req.actual, req);
#endif

	/* requests complete when all IN data is in the FIFO,
	 * or sometimes later, if a zlp was needed.
	 */
	if (is_last) {
		done(ep, req, 0);
		return 1;
	}

	return 0;
}
Example #25
0
void dbg_reply_get_offsets(struct dbg_context* dbg/*, TODO */)
{
    assert(DREQ_GET_OFFSETS == dbg->req.type);

    /* XXX FIXME TODO */
    write_packet(dbg, "");

    consume_request(dbg);
}
Example #26
0
static
void
send_outgoing_packets(THREAD_DATA *td)
{
	THREAD_DATA::net_t *n = td->net;

	ticks_ms_t ticks = get_ticks_ms();

	/* write any outgoing packets */
	if (ticks - n->ticks->last_deferred_flush > DEFERRED_PACKET_SEND_INTERVAL) {
		/*
		 * if its time to flush deferred packets, grab one and place it into the SP_NORMAL queue
		 * so it gets sent out immediately
		 */

		/* TODO: This should be rate limited based on packet size, not interval */
		size_t ndeferred = 0;
		while (!n->queues->d_prio->empty() && ndeferred++ < 3) { // send 3 packets per interval
			PACKET *p = *n->queues->d_prio->begin();
			n->queues->d_prio->erase(n->queues->d_prio->begin());

			queue_packet_reliable(p, SP_NORMAL);
		}

		n->ticks->last_deferred_flush = ticks;
	}

	/* packet size + space for unencrypted type id */
	/* TODO: fix MAX_PACKET vs constants */
	uint8_t pkt[MAX_PACKET];
	int pkt_count;
	do {
		pkt_count = 0;

		pkt_count += n->queues->h_prio->size();
		pkt_count += n->queues->n_prio->size();

		if (pkt_count > 0) {
			bool cluster = pkt_count >= 2;
			int pktl = 0;

			if (cluster) {
				build_packet(pkt, "AA", 0x00, 0x0e);
				pktl += 2;
			}

			/* pull packets from all the various queues */
			pktl += pull_packets(n->queues->h_prio,
			    &pkt[pktl], MAX_PACKET - pktl, cluster);
			pktl += pull_packets(n->queues->n_prio,
			    &pkt[pktl], MAX_PACKET - pktl, cluster);

			write_packet(td, pkt, pktl);
		}
		
	} while (pkt_count > 0);
}
Example #27
0
int 
driver_output (ErlDrvPort       port,
               char*            buf,
               int              len)
{
  (void) port;

  return write_packet (4, 4, buf, len);
}
Example #28
0
static void flv_output_data(void *data, struct encoder_packet *packet)
{
	struct flv_output     *stream = data;
	struct encoder_packet parsed_packet;

	if (!stream->sent_headers) {
		write_headers(stream);
		stream->sent_headers = true;
	}

	if (packet->type == OBS_ENCODER_VIDEO) {
		obs_parse_avc_packet(&parsed_packet, packet);
		write_packet(stream, &parsed_packet, false);
		obs_free_encoder_packet(&parsed_packet);
	} else {
		write_packet(stream, packet, false);
	}
}
Example #29
0
void dbg_reply_watchpoint_request(struct dbg_context* dbg, int code)
{
    assert(DREQ_WATCH_FIRST <= dbg->req.type
           && dbg->req.type <= DREQ_WATCH_LAST);

    write_packet(dbg, code ? "" : "OK");

    consume_request(dbg);
}
Example #30
0
void
tm_link_rep::secure_client () {
  if (secret != "") return;
  write ("!", LINK_IN);
  write_packet (rsa_my_public_key (), LINK_IN);
  bool success;
  string r= read_packet (LINK_OUT, 10000, success);
  if (!success) { stop (); return; }
  secret= rsa_decode (r, rsa_my_private_key ());
}