mirror of https://github.com/yandex/odyssey.git
96 lines
2.2 KiB
C
96 lines
2.2 KiB
C
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/*
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* machinarium.
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*
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* cooperative multitasking engine.
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*/
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#include <machinarium.h>
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#include <machinarium_private.h>
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MACHINE_API machine_channel_t *machine_channel_create()
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{
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mm_channel_t *channel;
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channel = malloc(sizeof(mm_channel_t));
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if (channel == NULL) {
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mm_errno_set(ENOMEM);
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return NULL;
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}
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mm_channel_init(channel);
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channel->limit_policy = MM_CHANNEL_UNLIMITED;
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return (machine_channel_t *)channel;
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}
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MACHINE_API void
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machine_channel_assign_limit_policy(machine_channel_t *obj, int limit,
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mm_channel_limit_policy_t policy)
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{
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mm_channeltype_t *type;
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type = mm_cast(mm_channeltype_t *, obj);
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if (type->is_shared) {
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mm_channel_t *channel;
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channel = mm_cast(mm_channel_t *, obj);
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channel->chan_limit = limit;
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channel->limit_policy = policy;
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return;
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}
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// TODO: handle channel_fast case
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//
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}
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MACHINE_API void machine_channel_free(machine_channel_t *obj)
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{
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mm_channeltype_t *type;
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type = mm_cast(mm_channeltype_t *, obj);
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if (type->is_shared) {
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mm_channel_t *channel;
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channel = mm_cast(mm_channel_t *, obj);
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mm_channel_free(channel);
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free(channel);
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return;
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}
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mm_channelfast_t *channel;
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channel = mm_cast(mm_channelfast_t *, obj);
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mm_channelfast_free(channel);
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free(channel);
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}
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MACHINE_API mm_retcode_t machine_channel_write(machine_channel_t *obj,
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machine_msg_t *obj_msg)
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{
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mm_channeltype_t *type;
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type = mm_cast(mm_channeltype_t *, obj);
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if (type->is_shared) {
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mm_channel_t *channel;
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channel = mm_cast(mm_channel_t *, obj);
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mm_msg_t *msg = mm_cast(mm_msg_t *, obj_msg);
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return mm_channel_write(channel, msg);
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}
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mm_channelfast_t *channel;
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channel = mm_cast(mm_channelfast_t *, obj);
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mm_msg_t *msg = mm_cast(mm_msg_t *, obj_msg);
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return mm_channelfast_write(channel, msg);
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}
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MACHINE_API machine_msg_t *machine_channel_read(machine_channel_t *obj,
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uint32_t time_ms)
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{
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mm_channeltype_t *type;
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type = mm_cast(mm_channeltype_t *, obj);
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if (type->is_shared) {
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mm_channel_t *channel;
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channel = mm_cast(mm_channel_t *, obj);
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mm_msg_t *msg;
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msg = mm_channel_read(channel, time_ms);
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return (machine_msg_t *)msg;
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}
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mm_channelfast_t *channel;
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channel = mm_cast(mm_channelfast_t *, obj);
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mm_msg_t *msg;
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msg = mm_channelfast_read(channel, time_ms);
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return (machine_msg_t *)msg;
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}
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