Add vrclient

vrclient_x64/vrclient_main.c

@@ -0,0 +1,137 @@
+#include "config.h"
+
+#include <stdarg.h>
+#include <stdlib.h>
+#include <stdio.h>
+#include <dlfcn.h>
+#include <limits.h>
+#include <stdint.h>
+
+#include "windef.h"
+#include "winbase.h"
+#include "winnls.h"
+#include "wine/debug.h"
+#include "wine/library.h"
+
+WINE_DEFAULT_DEBUG_CHANNEL(vrclient);
+
+BOOL WINAPI DllMain(HINSTANCE instance, DWORD reason, void *reserved)
+{
+    TRACE("(%p, %u, %p)\n", instance, reason, reserved);
+
+    switch (reason)
+    {
+        case DLL_WINE_PREATTACH:
+            return FALSE;    /* prefer native version */
+        case DLL_PROCESS_ATTACH:
+            DisableThreadLibraryCalls(instance);
+            break;
+    }
+
+    return TRUE;
+}
+
+
+#if 0
+uint32 vrclient_unix_path_to_dos_path(uint32 api_result, char *inout, uint32 inout_bytes)
+{
+    WCHAR *converted;
+    uint32 r;
+
+    if(api_result == 0)
+        return 0;
+
+    converted = wine_get_dos_file_name(inout);
+    if(!converted){
+        WARN("Unable to convert unix filename to DOS: %s\n", inout);
+        *inout = 0;
+        return 0;
+    }
+
+    r = WideCharToMultiByte(CP_ACP, 0, converted, -1, inout, inout_bytes,
+            NULL, NULL);
+
+    HeapFree(GetProcessHeap(), 0, converted);
+
+    if(r > 0)
+        return r - 1;
+
+    return 0;
+}
+#endif
+
+#include "win_constructors.h"
+
+static const struct {
+    const char *iface_version;
+    void *(*ctor)(void *);
+} constructors[] = {
+#include "win_constructors_table.dat"
+};
+
+void *create_win_interface(const char *name, void *linux_side)
+{
+    int i;
+
+    TRACE("trying to create %s\n", name);
+
+    if(!linux_side)
+        return NULL;
+
+    for(i = 0; i < sizeof(constructors) / sizeof(*constructors); ++i){
+        if(!strcmp(name, constructors[i].iface_version))
+            return constructors[i].ctor(linux_side);
+    }
+
+    ERR("Don't recognize interface name: %s\n", name);
+
+    return NULL;
+}
+
+static void *vrclient_lib;
+static void *(*vrclient_VRClientCoreFactory)(const char *name, int *return_code);
+
+static int load_vrclient(void)
+{
+    char path[PATH_MAX];
+
+    if(vrclient_lib)
+        return 1;
+
+    /* PROTON_VR_RUNTIME is provided by the proton setup script */
+    if(!getenv("PROTON_VR_RUNTIME")){
+        TRACE("Linux OpenVR runtime is not available\n");
+        return 0;
+    }
+
+#ifdef _WIN64
+    snprintf(path, PATH_MAX, "%s/bin/linux64/vrclient.so", getenv("PROTON_VR_RUNTIME"));
+#else
+    snprintf(path, PATH_MAX, "%s/bin/vrclient.so", getenv("PROTON_VR_RUNTIME"));
+#endif
+    TRACE("got openvr runtime path: %s\n", path);
+
+    vrclient_lib = wine_dlopen(path, RTLD_NOW, NULL, 0);
+    if(!vrclient_lib){
+        ERR("unable to load vrclient.so\n");
+        return 0;
+    }
+
+    vrclient_VRClientCoreFactory = wine_dlsym(vrclient_lib, "VRClientCoreFactory", NULL, 0);
+    if(!vrclient_VRClientCoreFactory){
+        ERR("unable to load VRClientCoreFactory method\n");
+        return 0;
+    }
+
+    return 1;
+}
+
+void *CDECL VRClientCoreFactory(const char *name, int *return_code)
+{
+    TRACE("name: %s, return_code: %p\n", name, return_code);
+
+    if(!load_vrclient())
+        return NULL;
+
+    return create_win_interface(name, vrclient_VRClientCoreFactory(name, return_code));
+}