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RetroArch/libretro-common/net/net_compat.c
twinaphex d82055bc04 (libretro-common) net_compat.c - cleanup
2016-10-09 10:04:02 +02:00

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/* Copyright (C) 2010-2016 The RetroArch team
*
* ---------------------------------------------------------------------------------------
* The following license statement only applies to this file (net_compat.c).
* ---------------------------------------------------------------------------------------
*
* Permission is hereby granted, free of charge,
* to any person obtaining a copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation the rights to
* use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software,
* and to permit persons to whom the Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
* INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
* WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
#include <stdint.h>
#include <stdlib.h>
#include <sys/types.h>
#include <stdlib.h>
#include <ctype.h>
#include <string.h>
#include <net/net_compat.h>
#include <net/net_socket.h>
#include <compat/strl.h>
#if defined(_XBOX)
/* TODO - implement h_length and h_addrtype */
struct hostent
{
int h_addrtype; /* host address type */
int h_length; /* length of addresses */
char **h_addr_list; /* list of addresses */
};
struct hostent *gethostbyname(const char *name)
{
WSAEVENT event;
static struct hostent he;
static struct in_addr addr;
static char *addr_ptr = NULL;
XNDNS *dns = NULL;
he.h_addr_list = &addr_ptr;
addr_ptr = (char*)&addr;
if (!name)
return NULL;
event = WSACreateEvent();
XNetDnsLookup(name, event, &dns);
if (!dns)
goto error;
WaitForSingleObject((HANDLE)event, INFINITE);
if (dns->iStatus)
goto error;
memcpy(&addr, dns->aina, sizeof(addr));
WSACloseEvent(event);
XNetDnsRelease(dns);
return &he;
error:
if (event)
WSACloseEvent(event);
return NULL;
}
#elif defined(VITA)
static void *_net_compat_net_memory = NULL;
#define COMPAT_NET_INIT_SIZE 512*1024
#define INET_ADDRSTRLEN sizeof(struct sockaddr_in)
#define MAX_NAME 512
typedef uint32_t in_addr_t;
struct in_addr
{
in_addr_t s_addr;
};
char *inet_ntoa(struct SceNetInAddr in)
{
static char ip_addr[INET_ADDRSTRLEN + 1];
if(sceNetInetNtop(AF_INET, &in, ip_addr, INET_ADDRSTRLEN) == NULL)
strlcpy(ip_addr, "Invalid", sizeof(ip_addr));
return ip_addr;
}
struct SceNetInAddr inet_aton(const char *ip_addr)
{
SceNetInAddr inaddr;
inet_ptrton(AF_INET, ip_addr, &inaddr);
return inaddr;
}
unsigned int inet_addr(const char *cp)
{
return inet_aton(cp).s_addr;
}
struct hostent *gethostbyname(const char *name)
{
int err;
static struct hostent ent;
static char sname[MAX_NAME] = {0};
static struct SceNetInAddr saddr = {0};
static char *addrlist[2] = {(char *) &saddr, NULL };
int rid = sceNetResolverCreate("resolver", NULL, 0);
if(rid < 0)
return NULL;
err = sceNetResolverStartNtoa(rid, name, &saddr, 0,0,0);
sceNetResolverDestroy(rid);
if(err < 0)
return NULL;
addrlist[0] = inet_ntoa(saddr);
ent.h_name = sname;
ent.h_aliases = 0;
ent.h_addrtype = AF_INET;
ent.h_length = sizeof(struct in_addr);
ent.h_addr_list = addrlist;
ent.h_addr = addrlist[0];
return &ent;
}
int retro_epoll_fd;
#elif defined(_WIN32)
int inet_aton(const char *cp, struct in_addr *inp)
{
uint32_t addr = 0;
if (cp == 0 || inp == 0)
return -1;
addr = inet_addr(cp);
if (addr == INADDR_NONE || addr == INADDR_ANY)
return -1;
inp->s_addr = addr;
return 1;
}
#endif
int getaddrinfo_retro(const char *node, const char *service,
struct addrinfo *hints, struct addrinfo **res)
{
struct sockaddr_in *in_addr = NULL;
struct addrinfo *info = NULL;
(void)in_addr;
(void)info;
#if defined(_WIN32) || defined(HAVE_SOCKET_LEGACY)
hints->ai_family = AF_INET;
#else
hints->ai_family = AF_UNSPEC;
#endif
#ifdef HAVE_SOCKET_LEGACY
info = (struct addrinfo*)calloc(1, sizeof(*info));
if (!info)
goto error;
info->ai_family = AF_INET;
info->ai_socktype = hints->ai_socktype;
in_addr = (struct sockaddr_in*)
calloc(1, sizeof(*in_addr));
if (!in_addr)
goto error;
info->ai_addrlen = sizeof(*in_addr);
in_addr->sin_family = AF_INET;
in_addr->sin_port = inet_htons(strtoul(service, NULL, 0));
if (!node && (hints->ai_flags & AI_PASSIVE))
in_addr->sin_addr.s_addr = INADDR_ANY;
else if (node && isdigit(*node))
in_addr->sin_addr.s_addr = inet_addr(node);
else if (node && !isdigit(*node))
{
struct hostent *host = (struct hostent*)gethostbyname(node);
if (!host || !host->h_addr_list[0])
goto error;
in_addr->sin_addr.s_addr = inet_addr(host->h_addr_list[0]);
}
else
goto error;
info->ai_addr = (struct sockaddr*)in_addr;
*res = info;
return 0;
error:
if (in_addr)
free(in_addr);
if (info)
free(info);
return -1;
#else
return getaddrinfo(node, service, hints, res);
#endif
}
void freeaddrinfo_retro(struct addrinfo *res)
{
#ifdef HAVE_SOCKET_LEGACY
free(res->ai_addr);
free(res);
#else
freeaddrinfo(res);
#endif
}
/**
* network_init:
*
* Platform specific socket library initialization.
*
* Returns: true (1) if successful, otherwise false (0).
**/
bool network_init(void)
{
#ifdef _WIN32
WSADATA wsaData;
#endif
static bool inited = false;
if (inited)
return true;
#if defined(_WIN32)
if (WSAStartup(MAKEWORD(2, 2), &wsaData) != 0)
{
network_deinit();
return false;
}
#elif defined(__CELLOS_LV2__) && !defined(__PSL1GHT__)
int timeout_count = 10;
cellSysmoduleLoadModule(CELL_SYSMODULE_NET);
sys_net_initialize_network();
if (cellNetCtlInit() < 0)
return false;
for (;;)
{
int state;
if (cellNetCtlGetState(&state) < 0)
return false;
if (state == CELL_NET_CTL_STATE_IPObtained)
break;
retro_sleep(500);
timeout_count--;
if (timeout_count < 0)
return 0;
}
#elif defined(VITA)
SceNetInitParam initparam;
if (sceNetShowNetstat() == SCE_NET_ERROR_ENOTINIT)
{
_net_compat_net_memory = malloc(COMPAT_NET_INIT_SIZE);
initparam.memory = _net_compat_net_memory;
initparam.size = COMPAT_NET_INIT_SIZE;
initparam.flags = 0;
sceNetInit(&initparam);
sceNetCtlInit();
}
retro_epoll_fd = sceNetEpollCreate("epoll", 0);
#elif defined(GEKKO)
char t[16];
if (if_config(t, NULL, NULL, TRUE) < 0)
return false;
#else
signal(SIGPIPE, SIG_IGN); /* Do not like SIGPIPE killing our app. */
#endif
inited = true;
return true;
}
/**
* network_deinit:
*
* Deinitialize platform specific socket libraries.
**/
void network_deinit(void)
{
#if defined(_WIN32)
WSACleanup();
#elif defined(__CELLOS_LV2__) && !defined(__PSL1GHT__)
cellNetCtlTerm();
sys_net_finalize_network();
cellSysmoduleUnloadModule(CELL_SYSMODULE_NET);
#elif defined(VITA)
sceNetCtlTerm();
sceNetTerm();
if (_net_compat_net_memory)
{
free(_net_compat_net_memory);
_net_compat_net_memory = NULL;
}
#elif defined(GEKKO) && !defined(HW_DOL)
net_deinit();
#endif
}
uint16_t inet_htons(uint16_t hostshort)
{
#ifdef VITA
return sceNetHtons(hostshort);
#else
return htons(hostshort);
#endif
}
int inet_ptrton(int af, const char *src, void *dst)
{
#if defined(VITA)
return sceNetInetPton(af, src, dst);
#elif defined(GEKKO) || defined(_WIN32)
/* TODO/FIXME - should use InetPton on Vista and later */
return inet_aton(src, (struct in_addr*)dst);
#else
return inet_pton(af, src, dst);
#endif
}
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