(Unicode C) UN/EDIFACT Syntax Level A Encoding/Decoding

Demonstrates the new "eda" encoding that can be used throughout Chilkat starting in v9.5.0.65.

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#include <C_CkStringBuilderW.h>
#include <C_CkCrypt2W.h>

void ChilkatSample(void)
    {
    HCkStringBuilderW sb;
    HCkCrypt2W crypt;
    const wchar_t *ivHex;
    const wchar_t *keyHex;
    const wchar_t *encStr;
    const wchar_t *decStr;

    // Note: Requires Chilkat v9.5.0.65 or greater.

    sb = CkStringBuilderW_Create();
    CkStringBuilderW_Append(sb,L"The 5 men of 223rd St");
    wprintf(L"%s\n",CkStringBuilderW_getAsString(sb));

    // Encode the utf-8 byte representation of the string in the 
    // UN/EDIFACT syntax level A character set.
    CkStringBuilderW_Encode(sb,L"eda",L"utf-8");
    wprintf(L"%s\n",CkStringBuilderW_getAsString(sb));

    // EDA Output should be: BTME027FCF6CFARFI94JT6.)F(14KJ2U

    // Decode back to the original string.
    CkStringBuilderW_Decode(sb,L"eda",L"utf-8");
    wprintf(L"%s\n",CkStringBuilderW_getAsString(sb));
    wprintf(L"----\n");

    // The following requires the Chilkat API to have been previously unlocked.
    // See Global Unlock Sample for sample code.

    // The "eda" encoding can be used anywhere within Chilkat.
    // For example, with the Crypt2 API
    crypt = CkCrypt2W_Create();
    CkCrypt2W_putCryptAlgorithm(crypt,L"aes");
    CkCrypt2W_putCipherMode(crypt,L"cbc");
    CkCrypt2W_putKeyLength(crypt,256);
    CkCrypt2W_putEncodingMode(crypt,L"eda");

    ivHex = L"000102030405060708090A0B0C0D0E0F";
    CkCrypt2W_SetEncodedIV(crypt,ivHex,L"hex");
    keyHex = L"000102030405060708090A0B0C0D0E0F101112131415161718191A1B1C1D1E1F";
    CkCrypt2W_SetEncodedKey(crypt,keyHex,L"hex");

    encStr = CkCrypt2W_encryptStringENC(crypt,L"The quick brown fox jumps over the lazy dog.");
    // The output is UN/EDIFACT syntax level A 
    wprintf(L"%s\n",encStr);

    // Now decrypt:
    decStr = CkCrypt2W_decryptStringENC(crypt,encStr);
    wprintf(L"%s\n",decStr);


    CkStringBuilderW_Dispose(sb);
    CkCrypt2W_Dispose(crypt);

    }