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(Unicode C) Get RSA Private Key in JWK Format (JSON Web Key)Demonstrates how to get an RSA private key in JWK (JSON Web Key) format. Note: This example requires Chilkat v9.5.0.66 or later.
#include <C_CkStringBuilderW.h> #include <C_CkPrivateKeyW.h> #include <C_CkJsonObjectW.h> void ChilkatSample(void) { HCkStringBuilderW sbPem; BOOL success; HCkPrivateKeyW privKey; const wchar_t *jwk; HCkJsonObjectW json; // Note: This example requires Chilkat v9.5.0.66 or later. // Load a PEM file into memory. sbPem = CkStringBuilderW_Create(); success = CkStringBuilderW_LoadFile(sbPem,L"qa_data/pem/rsa_passwd.pem",L"utf-8"); if (success != TRUE) { wprintf(L"Failed to load PEM file.\n"); CkStringBuilderW_Dispose(sbPem); return; } // Load the PEM into a private key object. privKey = CkPrivateKeyW_Create(); success = CkPrivateKeyW_LoadEncryptedPem(privKey,CkStringBuilderW_getAsString(sbPem),L"passwd"); if (success != TRUE) { wprintf(L"%s\n",CkPrivateKeyW_lastErrorText(privKey)); CkStringBuilderW_Dispose(sbPem); CkPrivateKeyW_Dispose(privKey); return; } // Get the private key in JWK format: jwk = CkPrivateKeyW_getJwk(privKey); // The GetJwk method will return the JWK in the most compact JSON format possible, // as a single line with no extra whitespace. To get a more human-readable JWK (for this example), // load into a Chilkat JSON object and emit non-compact: json = CkJsonObjectW_Create(); CkJsonObjectW_Load(json,jwk); CkJsonObjectW_putEmitCompact(json,FALSE); wprintf(L"RSA Private Key in JWK format:\n"); wprintf(L"%s\n",CkJsonObjectW_emit(json)); // Sample output: // { // "kty": "RSA", // "n": "33TqqLR3eeUmDtHS89qF3p4MP7Wfqt2Zjj3lZjLjjCGDvwr9cJNlNDiuKboODgUiT4ZdPWbOiMAfDcDzlOxA04DDnEFGAf-kDQiNSe2ZtqC7bnIc8-KSG_qOGQIVaay4Ucr6ovDkykO5Hxn7OU7sJp9TP9H0JH8zMQA6YzijYH9LsupTerrY3U6zyihVEDXXOv08vBHk50BMFJbE9iwFwnxCsU5-UZUZYw87Uu0n4LPFS9BT8tUIvAfnRXIEWCha3KbFWmdZQZlyrFw0buUEf0YN3_Q0auBkdbDR_ES2PbgKTJdkjc_rEeM0TxvOUf7HuUNOhrtAVEN1D5uuxE1WSw", // "e": "AQAB", // "d": "DjU54mYvHpICXHjc5-JiFqiH8NkUgOG8LL4kwt3DeBp9bP0-5hSJH8vmzwJkeGG9L79EWG4b_bfxgYdeNX7cFFagmWPRFrlxbd64VRYFawZHRJt-2cbzMVI6DL8EK4bu5Ux5qTiV44Jw19hoD9nDzCTfPzSTSGrKD3iLPdnREYaIGDVxcjBv3Tx6rrv3Z2lhHHKhEHb0RRjATcjAVKV9NZhMajJ4l9pqJ3A4IQrCBl95ux6Xm1oXP0i6aR78cjchsCpcMXdP3WMsvHgTlsZT0RZLFHrvkiNHlPiil4G2_eHkwvT__CrcbO6SmI_zCtMmypuHJqcr-Xb7GPJoa64WoQ", // "p": "8K33pX90XX6PZGiv26wZm7tfvqlqWFT03nUMvOAytqdxhO2HysiPn4W58OaJd1tY4372Qpiv6enmUeI4MidCie-s-d0_B6A0xfhU5EeeaDN0xDOOl8yN-kaaVj9b4HDR3c91OAwKpDJQIeJVZtxoijxl-SRx3u7Vs_7meeSpOfE", // "q": "7a5KnUs1pTo72A-JquJvIz4Eu794Yh3ftTk_Et-83aE_FVc6Nk-EhfnwYSNpVmM6UKdrAoy5gsCvZPxrq-eR9pEwU8M5UOlki03vWY_nqDBpJSIqwPvGHUB16zvggsPQUyQBfnN3N8XlDi12n88ltvWwEhn1LQOwMUALEfka9_s", // "dp": "DB9nGuHplY_7Xv5a5UCs5YgxkWPtJFfbIZ1Zr-XHCCY09JIWReOGQG226OhjwixKtOK_OqmAKtMKM9OmKviJRHNbDhbTxumN3u7cL8dftjXpSryiEQlPmWyW94MneI2WNIrvh4wruQuDt8EztgOiDFxwcnUgey8iend7WmZnE7E", // "dq": "O-bSTUQ4N_UuQezgkF3TDrnBraO67leDGwRbfiE_U0ghQvqh5DA0QSPVzlWDZc9KUitvj8vxsR9o1PW9GS0an17GJEYuetLnkShKK3NWOhBBX6d1yP9rVdH6JhgIJEy_g0Suz7TAFiFc8i7JF8u4QJ05C8bZAMhOLotqftQeVOM", // "qi": "InfGmkb2jNkPGuNiZ-mU0-ZrOgLza_fLL9ErZ35jUPhGFzdGxJNobklvsNoTd-E2GAU41YkJh24bncMLvJVYxHHA5iF7FBWx1SvpEyKVhhnIcuXGD7N5PbNZzEdmr9C6I7cPVkWO-sUV7zfFukexIcANmsd_oBBGKRoYzP5Tti4" // } CkStringBuilderW_Dispose(sbPem); CkPrivateKeyW_Dispose(privKey); CkJsonObjectW_Dispose(json); } |
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