ivshmem/async.h

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#ifndef ASYNC_HEADER
#define ASYNC_HEADER
#include "core/arax_object.h"
#include "utils/list.h"
#include "pthread.h"
#include "arch/alloc.h"
 
typedef struct ivshmem ivshmem_s;
 
typedef struct async_meta_s
{
    utils_spinlock lock;
    utils_list_s   outstanding;
    ivshmem_s *    regs;
    arch_alloc_s * alloc;
    pthread_t      thread;
    volatile int   fd;
} async_meta_s;
 
typedef struct async_completion_s
{
    async_meta_s *      meta;
    utils_list_node_s   outstanding;
    size_t              vm_id;
    volatile size_t     completed;
    pthread_mutex_t     mutex;
    pthread_mutexattr_t attr;
} async_completion_s;
 
typedef struct
{
    async_meta_s *  meta;
    utils_list_s    pending_list;
    utils_spinlock  pending_lock;
    volatile size_t value;
}
async_semaphore_s;
 
typedef struct
{
    async_meta_s *     meta;
    async_completion_s mutex;
    async_semaphore_s  semaphore;
} async_condition_s;
 
#include "async_api.h"
#endif // ifndef ASYNC_HEADER