85 lines
1.8 KiB
C
85 lines
1.8 KiB
C
#include <wolfssl/options.h>
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#include <wolfssl/wolfcrypt/settings.h>
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#include <wolfssl/wolfcrypt/ecc.h>
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#include <wolfssl/wolfcrypt/asn.h>
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#include <wolfssl/wolfcrypt/logging.h>
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#include <wolfssl/wolfcrypt/wc_port.h>
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#include <stdio.h>
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#if defined(WOLFSSL_TEST_CERT) || defined(OPENSSL_EXTRA) || \
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defined(OPENSSL_EXTRA_X509_SMALL)
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static void check_ret(char*, int);
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int main(void)
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{
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DecodedCert decodedCert;
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FILE* file;
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byte derBuffer[4096];
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size_t bytes;
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ecc_key eccKey;
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int ret;
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word32 inOutIdx = 0;
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#ifdef DEBUG_WOLFSSL
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wolfSSL_Debugging_ON();
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#endif
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wolfCrypt_Init();
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file = fopen("../certs/client-ecc-cert.der", "rb");
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if (!file) {
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printf("Failed to open file\n");
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exit(-99);
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}
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bytes = fread(derBuffer, 1, 4096, file);
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fclose(file);
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printf("bytes = %d\n", (int) bytes);
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InitDecodedCert(&decodedCert, derBuffer, (word32) bytes, 0);
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ret = ParseCert(&decodedCert, CERT_TYPE, NO_VERIFY, NULL);
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check_ret("ParseCert", ret);
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ret = wc_ecc_init(&eccKey);
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check_ret("wc_ecc_init", ret);
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printf("decodedCert.pubKeySize %d\n", decodedCert.pubKeySize);
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WOLFSSL_BUFFER(decodedCert.publicKey, decodedCert.pubKeySize);
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ret = wc_EccPublicKeyDecode(decodedCert.publicKey, &inOutIdx, &eccKey, decodedCert.pubKeySize);
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check_ret("wc_EccPublicKeyDecode", ret);
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printf("publickey size: %d\n", wc_ecc_size(&eccKey));
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wolfCrypt_Cleanup();
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printf("Success\n");
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return 0;
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}
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static void check_ret(char* call, int ret)
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{
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if (ret != 0) {
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printf("call: %s\n", call);
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printf("ret = %d\n", ret);
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exit(-99);
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}
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return;
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}
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#else
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int main(void)
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{
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printf("Not compiled in: Must build wolfSSL using ./confgiure --enable-opensslextra or ./configure CFLAGS=-DWOLFSSL_TEST_CERT\n");
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return 0;
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}
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#endif
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