diff options
Diffstat (limited to 'trunk/src/lib/cothread/fiber.c')
-rw-r--r-- | trunk/src/lib/cothread/fiber.c | 51 |
1 files changed, 51 insertions, 0 deletions
diff --git a/trunk/src/lib/cothread/fiber.c b/trunk/src/lib/cothread/fiber.c new file mode 100644 index 00000000000..02ef5bc7881 --- /dev/null +++ b/trunk/src/lib/cothread/fiber.c @@ -0,0 +1,51 @@ +/* + libco.win (2008-01-28) + authors: Nach, byuu + license: public domain +*/ + +#define LIBCO_C +#include "libco.h" +#define WINVER 0x0400 +#define _WIN32_WINNT 0x0400 +#define WIN32_LEAN_AND_MEAN +#include <windows.h> + +#ifdef __cplusplus +extern "C" { +#endif + +static thread_local cothread_t co_active_ = 0; + +static void __stdcall co_thunk(void *coentry) { + ((void (*)(void))coentry)(); +} + +cothread_t co_active() { + if(!co_active_) { + ConvertThreadToFiber(0); + co_active_ = GetCurrentFiber(); + } + return co_active_; +} + +cothread_t co_create(unsigned int heapsize, void (*coentry)(void)) { + if(!co_active_) { + ConvertThreadToFiber(0); + co_active_ = GetCurrentFiber(); + } + return (cothread_t)CreateFiber(heapsize, co_thunk, (void*)coentry); +} + +void co_delete(cothread_t cothread) { + DeleteFiber(cothread); +} + +void co_switch(cothread_t cothread) { + co_active_ = cothread; + SwitchToFiber(cothread); +} + +#ifdef __cplusplus +} +#endif |