Private
Public Access
25 lines
1.1 KiB
C
25 lines
1.1 KiB
C
#ifndef HYPERDRM_RETRY_H
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#define HYPERDRM_RETRY_H
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#include <stdbool.h>
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#include <stdint.h>
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#include <limits.h>
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#define RETRY_DELAY_MS 5000
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/* Continuous autostart retries and bounded manual source recovery. */
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typedef struct {uint64_t due;unsigned attempts;bool automatic,paused,blocked;} RetryState;
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static void retry_reset(RetryState *state){*state=(RetryState){0};}
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static void retry_pause(RetryState *state){retry_reset(state);state->paused=true;}
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static void retry_update(RetryState *state,bool enabled,bool running,uint64_t now){
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bool previous=state->automatic;
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state->automatic=enabled && !state->paused && !state->blocked;
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if(previous && !state->automatic){state->due=0;state->attempts=0;}
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if(state->automatic && !running && !state->due)state->due=now+RETRY_DELAY_MS;
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}
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static bool retry_take(RetryState *state,uint64_t now){
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if(!state->due || now<state->due || state->paused || state->blocked)return false;
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state->due=0;if(state->attempts<UINT_MAX)state->attempts++;return true;
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}
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static void retry_failure(RetryState *state,uint64_t now){
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if(!state->paused && !state->blocked && (state->automatic || state->attempts<6))state->due=now+RETRY_DELAY_MS;
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}
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#endif
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