common.h

#pragma once
 
#include <stdint.h>
#include <stddef.h>
#if EMSCRIPTEN
    #include <emscripten.h>
#endif
 
#if defined(_WIN32)
    #define PGNR_API __declspec(dllexport)
#elif defined(__GNUC__)
    #define PGNR_API __attribute__((visibility("default")))
#else
    #define PGNR_API
#endif
 
#if EMSCRIPTEN
    #define PGNR_KEEPALIVE EMSCRIPTEN_KEEPALIVE
#else
    #define PGNR_KEEPALIVE
#endif
 
#ifdef __cplusplus
extern "C" {
#endif
 
typedef int32_t PGNRResult;
enum {
    PGNR_RESULT_OK = 0,
    PGNR_RESULT_SENT_RELIABLY = 1,
    PGNR_RESULT_TCP_ONLY = 2,
 
    PGNR_RESULT_ERROR = -1,
    PGNR_RESULT_FAILED_TO_LISTEN = -2,
    PGNR_RESULT_SSL_FAILURE = -3,
    PGNR_RESULT_ALREADY_CLOSED = -4,
    PGNR_RESULT_ONLY_SECURELY = -5
};
 
#ifdef __cplusplus
inline
#else
static
#endif
bool pgnr_result_is_error(PGNRResult result) {
    return result < 0;
}
 
typedef int32_t PGNRSendMode;
enum {
    PGNR_SEND_MODE_UNRELIABLE = 0,
    PGNR_SEND_MODE_RELIABLE_ORDERED = 1,
};
 
#ifdef __cplusplus
}
#endif