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Lots more error messages.

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This commit is contained in:
Themaister 2011-02-13 20:24:54 +01:00
parent f6ee0845f2
commit 466485e62e
1 changed files with 27 additions and 0 deletions
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27
netplay.c
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@ -107,6 +107,7 @@ static bool init_socket(netplay_t *handle, const char *server, uint16_t port)
handle->fd = socket(res->ai_family, res->ai_socktype, res->ai_protocol);
if (handle->fd < 0)
{
SSNES_ERR("Failed to init socket...\n");
freeaddrinfo(res);
return false;
}
@ -115,6 +116,7 @@ static bool init_socket(netplay_t *handle, const char *server, uint16_t port)
{
if (connect(handle->fd, res->ai_addr, res->ai_addrlen) < 0)
{
SSNES_ERR("Failed to connect to server.\n");
close(handle->fd);
freeaddrinfo(res);
return false;
@ -122,8 +124,12 @@ static bool init_socket(netplay_t *handle, const char *server, uint16_t port)
}
else
{
int yes = 1;
setsockopt(handle->fd, SOL_SOCKET, SO_REUSEADDR, CONST_CAST &yes, sizeof(int));
if (bind(handle->fd, res->ai_addr, res->ai_addrlen) < 0 || listen(handle->fd, 1) < 0)
{
SSNES_ERR("Failed to bind socket.\n");
close(handle->fd);
freeaddrinfo(res);
return false;
@ -131,6 +137,7 @@ static bool init_socket(netplay_t *handle, const char *server, uint16_t port)
int new_fd = accept(handle->fd, NULL, NULL);
if (new_fd < 0)
{
SSNES_ERR("Failed to accept socket.\n");
close(handle->fd);
freeaddrinfo(res);
return false;
@ -160,7 +167,10 @@ static bool send_info(netplay_t *handle)
{
ssize_t ret = recv(handle->fd, NONCONST_CAST sram, sram_size, 0);
if (ret <= 0)
{
SSNES_ERR("Failed to receive SRAM data from host.\n");
return false;
}
sram += ret;
sram_size -= ret;
}
@ -172,13 +182,25 @@ static bool get_info(netplay_t *handle)
{
uint32_t header[3];
if (recv(handle->fd, NONCONST_CAST header, sizeof(header), 0) != sizeof(header))
{
SSNES_ERR("Failed to receive header from client.\n");
return false;
}
if (g_extern.cart_crc != ntohl(header[0]))
{
SSNES_ERR("Cart CRC32s differ! Cannot use different games!\n");
return false;
}
if (psnes_serialize_size() != ntohl(header[1]))
{
SSNES_ERR("Serialization sizes differ, make sure you're using exact same libsnes implementations!\n");
return false;
}
if (psnes_get_memory_size(SNES_MEMORY_CARTRIDGE_RAM) != ntohl(header[2]))
{
SSNES_ERR("Cartridge SRAM sizes do not correspond!\n");
return false;
}
// Send SRAM data to our Player 2 :)
const uint8_t *sram = psnes_get_memory_data(SNES_MEMORY_CARTRIDGE_RAM);
@ -187,7 +209,10 @@ static bool get_info(netplay_t *handle)
{
ssize_t ret = send(handle->fd, CONST_CAST sram, sram_size, 0);
if (ret <= 0)
{
SSNES_ERR("Failed to send SRAM data to client.\n");
return false;
}
sram += ret;
sram_size -= ret;
}
@ -258,12 +283,14 @@ bool netplay_poll(netplay_t *handle)
state = htons(state);
if (send(handle->fd, CONST_CAST &state, sizeof(state), 0) != sizeof(state))
{
SSNES_WARN("Netplay connection hung up. Will continue without netplay.\n");
handle->has_connection = false;
return false;
}
if (recv(handle->fd, NONCONST_CAST &handle->input_state, sizeof(handle->input_state), 0) != sizeof(handle->input_state))
{
SSNES_WARN("Netplay connection hung up. Will continue without netplay.\n");
handle->has_connection = false;
return false;
}