mirror of
https://github.com/CTCaer/RetroArch.git
synced 2024-12-26 04:36:01 +00:00
97 lines
2.1 KiB
C
97 lines
2.1 KiB
C
/*
|
|
libco.win (2016-09-06)
|
|
authors: frangarcj
|
|
license: public domain
|
|
*/
|
|
|
|
#define LIBCO_C
|
|
#include <libco.h>
|
|
#include <stdlib.h>
|
|
#include <psp2/sysmodule.h>
|
|
|
|
#ifdef __cplusplus
|
|
extern "C" {
|
|
#endif
|
|
|
|
static thread_local cothread_t co_active_ = 0;
|
|
|
|
typedef struct SceFiber {
|
|
char reserved[128];
|
|
} SceFiber __attribute__( ( aligned ( 8 ) ) ) ;
|
|
|
|
int32_t _sceFiberInitializeImpl(SceFiber* fiber, char* name, void* entry, uint32_t argOnInitialize, void* addrContext, int32_t sizeContext, void* params);
|
|
|
|
int32_t sceFiberFinalize(SceFiber* fiber);
|
|
|
|
int32_t sceFiberRun(SceFiber* fiber, uint32_t argOnRunTo, uint32_t* argOnRun);
|
|
|
|
int32_t sceFiberSwitch(SceFiber* fiber, uint32_t argOnRunTo, uint32_t* argOnRun);
|
|
|
|
int32_t sceFiberReturnToThread(uint32_t argOnReturn, uint32_t* argOnRun);
|
|
|
|
void co_thunk(uint32_t argOnInitialize, uint32_t argOnRun)
|
|
{
|
|
((void (*)(void))argOnInitialize)();
|
|
}
|
|
|
|
cothread_t co_active(void)
|
|
{
|
|
if(!co_active_)
|
|
{
|
|
sceSysmoduleLoadModule(SCE_SYSMODULE_FIBER);
|
|
co_active_ = (cothread_t)1;
|
|
}
|
|
return co_active_;
|
|
}
|
|
|
|
cothread_t co_create(unsigned int heapsize, void (*coentry)(void))
|
|
{
|
|
SceFiber* tailFiber = malloc(sizeof(SceFiber));
|
|
char * m_contextBuffer = malloc(sizeof(char)*heapsize);
|
|
if(!co_active_)
|
|
{
|
|
sceSysmoduleLoadModule(SCE_SYSMODULE_FIBER);
|
|
co_active_ = (cothread_t)1;
|
|
}
|
|
|
|
//_sceFiberInitializeImpl
|
|
int ret = _sceFiberInitializeImpl(tailFiber, "tailFiber", co_thunk, (uint32_t)coentry, (void*) m_contextBuffer, heapsize, NULL);
|
|
if(ret==0){
|
|
return (cothread_t)tailFiber;
|
|
}else{
|
|
return (cothread_t)ret;
|
|
}
|
|
|
|
}
|
|
|
|
void co_delete(cothread_t cothread)
|
|
{
|
|
if(cothread == (cothread_t)1){
|
|
return;
|
|
}
|
|
sceFiberFinalize((SceFiber*)cothread);
|
|
}
|
|
|
|
void co_switch(cothread_t cothread)
|
|
{
|
|
|
|
uint32_t argOnReturn = 0;
|
|
if(cothread == (cothread_t)1){
|
|
co_active_ = cothread;
|
|
sceFiberReturnToThread(0, NULL);
|
|
}else{
|
|
SceFiber* theFiber = (SceFiber*)cothread;
|
|
if(co_active_ == (cothread_t)1){
|
|
co_active_ = cothread;
|
|
sceFiberRun(theFiber, 0, &argOnReturn);
|
|
}else{
|
|
co_active_ = cothread;
|
|
sceFiberSwitch(theFiber, 0, &argOnReturn);
|
|
}
|
|
}
|
|
}
|
|
|
|
#ifdef __cplusplus
|
|
}
|
|
#endif
|