mip_types.h

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#pragma once
 
#include <stdint.h>
#include <stddef.h>
#include <stdbool.h>
 
#ifdef __cplusplus
namespace mip {
namespace C {
extern "C" {
#endif
 
 
 
// Used like a signed version of size_t
typedef int mip_remaining_count;
 
 
#ifdef MIP_TIMESTAMP_TYPE
    typedef MIP_TIMESTAMP_TYPE mip_timestamp;
    static_assert( sizeof(mip_timestamp) >= 8 || mip_timestamp(-1) > 0, "MIP_TIMESTAMP_TYPE must be unsigned unless 64 bits.");
#else
    typedef uint64_t mip_timestamp;
#endif
 
typedef mip_timestamp mip_timeout;
 
 
#ifdef MIP_ENABLE_DIAGNOSTICS
 
// Saturating addition
#define MIP_DIAG_INC(counter, amount) do { if (counter + amount < counter) counter = -1; else counter += amount; } while(false)
 
#define MIP_DIAG_ZERO(counter) counter = 0
 
#else // MIP_ENABLE_DIAGNOSTICS
 
// Do nothing if diagnostic counters diabled. Cast amount to void to avoid "unused local variable" warnings.
#define MIP_DIAG_INC(counter, amount) (void)amount
 
#define MIP_DIAG_ZERO(counter) (void)0
 
#endif // MIP_ENABLE_DIAGNOSTICS
 
 
#ifdef __cplusplus
 
} // extern "C"
} // namespace C
 
using RemainingCount = C::mip_remaining_count;
using Timestamp      = C::mip_timestamp;
using Timeout        = C::mip_timeout;
 
} // namespace mip
 
#endif