(Unicode C) Bitfinex v2 REST Submit Order

Submit an order.

For more information, see https://docs.bitfinex.com/reference#rest-auth-submit-order

Chilkat C/C++ Library Downloads
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#include <C_CkHttpW.h>
#include <C_CkCrypt2W.h>
#include <C_CkDateTimeW.h>
#include <C_CkStringBuilderW.h>
#include <C_CkJsonObjectW.h>
#include <C_CkHttpResponseW.h>

void ChilkatSample(void)
    {
    HCkHttpW http;
    BOOL success;
    HCkCrypt2W crypt;
    const wchar_t *apiPath;
    const wchar_t *apiKey;
    const wchar_t *apiSecret;
    HCkDateTimeW dt;
    HCkStringBuilderW sbNonce;
    const wchar_t *nonce;
    HCkJsonObjectW json;
    const wchar_t *body;
    HCkStringBuilderW sbSignature;
    const wchar_t *sig;
    HCkHttpResponseW resp;

    // This example assumes the Chilkat API to have been previously unlocked.
    // See Global Unlock Sample for sample code.

    http = CkHttpW_Create();

    crypt = CkCrypt2W_Create();

    apiPath = L"v2/auth/w/order/submit";
    apiKey = L"MY_API_KEY";
    apiSecret = L"MY_API_SECRET";

    dt = CkDateTimeW_Create();
    CkDateTimeW_SetFromCurrentSystemTime(dt);

    sbNonce = CkStringBuilderW_Create();
    CkStringBuilderW_Append(sbNonce,CkDateTimeW_getAsUnixTimeStr(dt,FALSE));
    CkStringBuilderW_Append(sbNonce,L"000");
    nonce = CkStringBuilderW_getAsString(sbNonce);

    json = CkJsonObjectW_Create();
    CkJsonObjectW_UpdateString(json,L"type",L"LIMIT");
    CkJsonObjectW_UpdateString(json,L"symbol",L"tBTCUSD");
    CkJsonObjectW_UpdateString(json,L"price",L"15");
    CkJsonObjectW_UpdateString(json,L"amount",L"0.001");
    CkJsonObjectW_UpdateInt(json,L"flags",0);
    body = CkJsonObjectW_emit(json);

    sbSignature = CkStringBuilderW_Create();
    CkStringBuilderW_Append(sbSignature,L"/api/");
    CkStringBuilderW_Append(sbSignature,apiPath);
    CkStringBuilderW_Append(sbSignature,nonce);
    CkStringBuilderW_Append(sbSignature,body);

    CkCrypt2W_putEncodingMode(crypt,L"hex_lower");
    CkCrypt2W_putHashAlgorithm(crypt,L"sha384");
    CkCrypt2W_putMacAlgorithm(crypt,L"hmac");
    CkCrypt2W_SetMacKeyString(crypt,apiSecret);

    sig = CkCrypt2W_macStringENC(crypt,CkStringBuilderW_getAsString(sbSignature));

    CkHttpW_SetRequestHeader(http,L"bfx-apikey",apiKey);
    CkHttpW_SetRequestHeader(http,L"bfx-signature",sig);
    CkHttpW_SetRequestHeader(http,L"bfx-nonce",nonce);

    resp = CkHttpW_PostJson2(http,L"https://api.bitfinex.com/v2/auth/w/order/submit",L"application/json",body);
    if (CkHttpW_getLastMethodSuccess(http) == FALSE) {
        wprintf(L"%s\n",CkHttpW_lastErrorText(http));
        CkHttpW_Dispose(http);
        CkCrypt2W_Dispose(crypt);
        CkDateTimeW_Dispose(dt);
        CkStringBuilderW_Dispose(sbNonce);
        CkJsonObjectW_Dispose(json);
        CkStringBuilderW_Dispose(sbSignature);
        return;
    }

    wprintf(L"Response body:\n");
    wprintf(L"%s\n",CkHttpResponseW_bodyStr(resp));

    CkHttpResponseW_Dispose(resp);


    CkHttpW_Dispose(http);
    CkCrypt2W_Dispose(crypt);
    CkDateTimeW_Dispose(dt);
    CkStringBuilderW_Dispose(sbNonce);
    CkJsonObjectW_Dispose(json);
    CkStringBuilderW_Dispose(sbSignature);

    }