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Nominal support for server sending blank INFO

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This commit is contained in:
Gregor Richards 2016-12-17 20:33:02 -05:00
parent e79f30604f
commit 60b81e3a51
1 changed files with 22 additions and 2 deletions
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24
network/netplay/netplay_handshake.c
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@ -723,6 +723,7 @@ bool netplay_handshake_pre_info(netplay_t *netplay,
struct netplay_connection *connection, bool *had_input)
{
struct info_buf_s info_buf;
uint32_t cmd_size;
ssize_t recvd;
rarch_system_info_t *core_info;
uint32_t *content_crc_ptr;
@ -731,13 +732,32 @@ bool netplay_handshake_pre_info(netplay_t *netplay,
RECV(&info_buf, sizeof(info_buf));
if (recvd < 0 ||
ntohl(info_buf.cmd[0]) != NETPLAY_CMD_INFO ||
ntohl(info_buf.cmd[1]) != sizeof(info_buf) - 2*sizeof(uint32_t))
ntohl(info_buf.cmd[0]) != NETPLAY_CMD_INFO)
{
RARCH_ERR("Failed to receive netplay info.\n");
return false;
}
cmd_size = ntohl(info_buf.cmd[1]);
if (cmd_size != sizeof(info_buf) - 2*sizeof(uint32_t))
{
/* Either the host doesn't have anything loaded, or this is just screwy */
if (cmd_size != 0)
{
/* Huh? */
RARCH_ERR("Invalid NETPLAY_CMD_INFO payload size.\n");
return false;
}
/* Send our info and hope they load it! */
if (!netplay_handshake_info(netplay, connection))
return false;
*had_input = true;
netplay_recv_flush(&connection->recv_packet_buffer);
return true;
}
/* Check the core info */
core_info = NULL;
runloop_ctl(RUNLOOP_CTL_SYSTEM_INFO_GET, &core_info);