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#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#define _GNU_SOURCE /* See feature_test_macros(7) */
#include <dlfcn.h>
#include <stdarg.h>
#include "wrappedlibs.h"
#include "debug.h"
#include "wrapper.h"
#include "bridge.h"
#include "librarian/library_private.h"
#include "x64emu.h"
#include "emu/x64emu_private.h"
#include "callback.h"
#include "librarian.h"
#include "box64context.h"
#include "emu/x64emu_private.h"
#include "bridge.h"
#define LIBNAME libasound
const char* libasoundName = "libasound.so.2";
#include "generated/wrappedlibasoundtypes.h"
EXPORT uintptr_t my_snd_lib_error = 0;
static void default_error_handler(const char *file, int line, const char *function, int err, const char *fmt, va_list ap)
{
(void)file; (void)line; (void)function; (void)err;
vprintf(fmt, ap);
}
#define ADDED_INIT() \
my_snd_lib_error = AddCheckBridge(my_context->system, vFpipipV, default_error_handler, 0, "ASoundCustomErrorHandler");
#define ADDED_FINI() \
my_snd_lib_error = 0; // no removing of bridge
#include "wrappercallback.h"
#define SUPER() \
GO(0) \
GO(1) \
GO(2) \
GO(3)
// snd_async_callback_t
#define GO(A) \
static uintptr_t my_async_fct_##A = 0; \
static void* my_async_##A(void* handler) \
{ \
return (void*)RunFunctionFmt(my_async_fct_##A, "p", handler); \
}
SUPER()
#undef GO
static void* findAsyncFct(void* fct)
{
if(!fct) return fct;
if(GetNativeFnc((uintptr_t)fct)) return GetNativeFnc((uintptr_t)fct);
#define GO(A) if(my_async_fct_##A == (uintptr_t)fct) return my_async_##A;
SUPER()
#undef GO
#define GO(A) if(my_async_fct_##A == 0) {my_async_fct_##A = (uintptr_t)fct; return my_async_##A; }
SUPER()
#undef GO
printf_log(LOG_NONE, "Warning, no more slot for Asound Async callback\n");
return NULL;
}
// snd_mixer_elem_callback_t
#define GO(A) \
static uintptr_t my_elem_fct_##A = 0; \
static int my_elem_##A(void* elem, uint32_t mask) \
{ \
return (int)RunFunctionFmt(my_elem_fct_##A, "pu", elem, mask); \
}
SUPER()
#undef GO
static void* findElemFct(void* fct)
{
if(!fct) return fct;
if(GetNativeFnc((uintptr_t)fct)) return GetNativeFnc((uintptr_t)fct);
#define GO(A) if(my_elem_fct_##A == (uintptr_t)fct) return my_elem_##A;
SUPER()
#undef GO
#define GO(A) if(my_elem_fct_##A == 0) {my_elem_fct_##A = (uintptr_t)fct; return my_elem_##A; }
SUPER()
#undef GO
printf_log(LOG_NONE, "Warning, no more slot for Asound Elem callback\n");
return NULL;
}
EXPORT int my_snd_async_add_handler(x64emu_t *emu, void *handler, int fd, void* callback, void *private_data)
{
return my->snd_async_add_handler(handler, fd, findAsyncFct(callback), private_data);
}
EXPORT int my_snd_async_add_pcm_handler(x64emu_t *emu, void *handler, void* pcm, void* callback, void *private_data)
{
return my->snd_async_add_pcm_handler(handler, pcm, findAsyncFct(callback), private_data);
}
static void* current_error_handler = NULL;
static void dummy_error_handler(const char *file, int line, const char *function, int err, const char *fmt, ...)
{
(void)function; (void)err;
va_list ap;
fprintf(stderr, "Warning: this is a dummy snd_lib error handler\n");
fprintf(stderr, "Error in file %s on line %i: ", file, line);
va_start(ap, fmt);
vfprintf(stderr, fmt, ap);
va_end(ap);
}
static void empty_error_handler(const char *file, int line, const char *function, int err, const char *fmt, ...)
{
(void)file; (void)line; (void)function; (void)err; (void)fmt;
// do nothing
}
EXPORT int my_snd_lib_error_set_handler(x64emu_t* emu, void* handler)
{
current_error_handler = handler;
void *error_handler;
uint8_t *code = (uint8_t *)handler;
if (code) {
if ((code[0] == 0xC3) || ((code[0] == 0xF3) && (code[1] == 0xC3))) {
error_handler = &empty_error_handler;
} else {
error_handler = &dummy_error_handler;
printf_log(LOG_NONE, "Warning: snd_lib_error_set_handler: using dummy error handler\n");
}
} else error_handler = NULL;
return my->snd_lib_error_set_handler(error_handler);
}
EXPORT void my_snd_mixer_elem_set_callback(x64emu_t* emu, void* handler, void* f)
{
my->snd_mixer_elem_set_callback(handler, findElemFct(f));
}
void* my_dlopen(x64emu_t* emu, void *filename, int flag); // defined in wrappedlibdl.c
char* my_dlerror(x64emu_t* emu);
int my_dlclose(x64emu_t* emu, void *handle);
void* my_dlvsym(x64emu_t* emu, void *handle, void *symbol, void *version);
EXPORT void * my_snd_dlopen(x64emu_t* emu, void* name, int mode, void* errbuf, size_t errbuflen)
{
void* ret = my_dlopen(emu, name, mode); // Does NULL name (so dlopen libasound) need special treatment?
if(!ret && errbuf) {
strncpy(errbuf, my_dlerror(emu), errbuflen);
}
return ret;
}
EXPORT int my_snd_dlclose(x64emu_t* emu, void* handle)
{
return my_dlclose(emu, handle);
}
EXPORT void* my_snd_dlsym(x64emu_t* emu, void* handle, void* name, void* version)
{
return my_dlvsym(emu, handle, name, version);
}
#include "wrappedlib_init.h"
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