odyssey/third_party/machinarium/sources/channel.h

#ifndef MM_CHANNEL_H
#define MM_CHANNEL_H

/*
 * machinarium.
 *
 * cooperative multitasking engine.
*/

typedef struct mm_channelrd mm_channelrd_t;
typedef struct mm_channel   mm_channel_t;

struct mm_channelrd
{
	mm_event_t  event;
	mm_msg_t   *result;
	mm_list_t   link;
};

struct mm_channel
{
	mm_channeltype_t type;
	mm_sleeplock_t   lock;
	mm_list_t        msg_list;
	int              msg_list_count;
	mm_list_t        readers;
	int              readers_count;
};

void mm_channel_init(mm_channel_t*);
void mm_channel_free(mm_channel_t*);
void mm_channel_write(mm_channel_t*, mm_msg_t*);

mm_msg_t*
mm_channel_read(mm_channel_t*, uint32_t);

#endif /* MM_CHANNEL_H */