void pack_usb_device(int pack, struct usb_device *udev)
{
pack_uint32_t(pack, &udev->busnum);
pack_uint32_t(pack, &udev->devnum);
pack_uint32_t(pack, &udev->speed );
pack_uint16_t(pack, &udev->idVendor );
pack_uint16_t(pack, &udev->idProduct);
pack_uint16_t(pack, &udev->bcdDevice);
}
/* depending upon the connection type, assemble a service_reply_pkt and
send it to the other side */
int send_service_reply_pkt(service_reply_pkt *srp, FDContext *fdc)
{
/* This will be the service_reply_pkt */
char netpkt[SREP_PKTSIZE_MAX];
/* The fields of the packet */
uint16_t req_status;
struct in_addr server_addr;
uint16_t port;
uint32_t num_files_32 = 0;
uint64_t num_files_64 = 0;
char capacity_free_ACD[MAX_ASCII_CODED_DECIMAL_LENGTH];
int ret = -1;
ASSERT(fdc->type != FDC_UNKNOWN);
memset(netpkt, 0, SREP_PKTSIZE_MAX);
/* get the right sized quantities I need depending upon what the client
needs. Ensure to convert it to network byte order here too.
*/
req_status = srp->req_status;
req_status = host_uint16_t_order_to_network_uint16_t_order(req_status);
server_addr = srp->server_addr;
server_addr.s_addr =
host_uint32_t_order_to_network_uint32_t_order(server_addr.s_addr);
port = srp->port;
port = host_uint16_t_order_to_network_uint16_t_order(port);
switch(fdc->type)
{
case FDC_32:
num_files_32 = srp->num_files;
num_files_32 =
host_uint32_t_order_to_network_uint32_t_order(num_files_32);
break;
case FDC_64:
num_files_64 = srp->num_files;
num_files_64 =
host_uint64_t_order_to_network_uint64_t_order(num_files_64);
break;
default:
Server::Log("service_reply_pkt type conversion error!");
return NET_WRITE_FAIL;
break;
}
memmove(capacity_free_ACD,
srp->capacity_free_ACD,
MAX_ASCII_CODED_DECIMAL_LENGTH);
/* Assemble the packet according to what type of connection it is.
Then send it. */
switch(fdc->type)
{
case FDC_32:
pack_uint16_t(netpkt, SREP32_req_status, req_status);
pack_in_addr(netpkt, SREP32_server_addr, server_addr);
pack_uint16_t(netpkt, SREP32_port, port);
pack_uint32_t(netpkt, SREP32_num_files, num_files_32);
pack_char_array(netpkt, SREP32_capacity_free_ACD,
capacity_free_ACD, MAX_ASCII_CODED_DECIMAL_LENGTH);
ret = net_write(fdc->fd, netpkt, SREP_PKTSIZE_32);
break;
case FDC_64:
pack_uint16_t(netpkt, SREP64_req_status, req_status);
pack_in_addr(netpkt, SREP64_server_addr, server_addr);
pack_uint16_t(netpkt, SREP64_port, port);
pack_uint64_t(netpkt, SREP64_num_files, num_files_64);
pack_char_array(netpkt, SREP64_capacity_free_ACD,
capacity_free_ACD, MAX_ASCII_CODED_DECIMAL_LENGTH);
ret = net_write(fdc->fd, netpkt, SREP_PKTSIZE_64);
break;
default:
Server::Log("service_reply_pkt type packing error!");
return NET_WRITE_FAIL;
break;
}
if (ret < 0) {
return NET_WRITE_FAIL;
}
return NET_WRITE_OK;
}
/* depending upon the connection type, assemble a store_reply_pkt and
send it to the other side */
int send_restore_reply_pkt(restore_reply_pkt *rstrp, FDContext *fdc)
{
/* This will be the service_reply_pkt */
char netpkt[RSTREP_PKTSIZE_MAX];
/* The fields of the packet */
struct in_addr server_name;
uint16_t port;
uint32_t file_size_32 = 0 ;
uint64_t file_size_64 = 0 ;
uint16_t req_status;
int ret = -1;
ASSERT(fdc->type != FDC_UNKNOWN);
memset(netpkt, 0, RSTREP_PKTSIZE_MAX);
/* get the right sized quantities I need depending upon what the client
needs. Ensure to convert it to network byte order here too.
*/
server_name = rstrp->server_name;
server_name.s_addr =
host_uint32_t_order_to_network_uint32_t_order(server_name.s_addr);
port = rstrp->port;
port = host_uint16_t_order_to_network_uint16_t_order(port);
switch(fdc->type)
{
case FDC_32:
file_size_32 = rstrp->file_size;
/* If there is the possibility of a type narrowing, then check
to see if bits were actually lost. */
if ((sizeof(file_size_32) < sizeof(rstrp->file_size)) &&
(uint64_t)file_size_32 != (uint64_t)rstrp->file_size)
{
Server::Log("restore_reply_pkt type narrowed from 64 to 32 "
"bits with known loss of data and the ckpt restore will "
"likely fail.");
return NET_WRITE_FAIL;
}
file_size_32 =
host_uint32_t_order_to_network_uint32_t_order(file_size_32);
break;
case FDC_64:
file_size_64 = rstrp->file_size;
file_size_64 =
host_uint64_t_order_to_network_uint64_t_order(file_size_64);
break;
default:
Server::Log("restore_reply_pkt type conversion error!");
return NET_WRITE_FAIL;
break;
}
req_status = rstrp->req_status;
req_status = host_uint16_t_order_to_network_uint16_t_order(req_status);
/* Assemble the packet according to what type of connection it is.
Then send it. */
switch(fdc->type)
{
case FDC_32:
pack_in_addr(netpkt, RSTREP32_server_name, server_name);
pack_uint16_t(netpkt, RSTREP32_port, port);
pack_uint32_t(netpkt, RSTREP32_file_size, file_size_32);
pack_uint16_t(netpkt, RSTREP32_req_status, req_status);
ret = net_write(fdc->fd, netpkt, RSTREP_PKTSIZE_32);
break;
case FDC_64:
pack_in_addr(netpkt, RSTREP64_server_name, server_name);
pack_uint16_t(netpkt, RSTREP64_port, port);
pack_uint64_t(netpkt, RSTREP64_file_size, file_size_64);
pack_uint16_t(netpkt, RSTREP64_req_status, req_status);
ret = net_write(fdc->fd, netpkt, RSTREP_PKTSIZE_64);
break;
default:
Server::Log("restore_reply_pkt type packing error!");
return NET_WRITE_FAIL;
break;
}
if (ret < 0) {
return NET_WRITE_FAIL;
}
return NET_WRITE_OK;
}
