51 lines
1.5 KiB
C
51 lines
1.5 KiB
C
#include <stdio.h>
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#include <wolfssl/options.h>
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#include <wolfssl/wolfcrypt/settings.h>
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#include <wolfssl/ssl.h>
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#ifdef OPENSSL_EXTRA
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void print_use(unsigned int usageMask, char* usage);
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void print_use(unsigned int usageMask, char* usage)
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{
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if (usageMask)
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printf("cert can be used for %s\n", usage);
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}
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#endif
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int main(int argc, char** argv)
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{
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#ifdef OPENSSL_EXTRA
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char certFName[] = "./test-intermediate.pem";
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WOLFSSL_X509* x509 = NULL;
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unsigned int keyUsage = 0;
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x509 = wolfSSL_X509_load_certificate_file(certFName, WOLFSSL_FILETYPE_PEM);
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if (x509 == NULL) {
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printf("Failed to load file %s\n", certFName);
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return -999;
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}
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keyUsage = wolfSSL_X509_get_keyUsage(x509);
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print_use((keyUsage & KEYUSE_DIGITAL_SIG), "DIGITAL SIGNATURE");
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print_use((keyUsage & KEYUSE_CONTENT_COMMIT), "CONTENT COMMIT");
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print_use((keyUsage & KEYUSE_KEY_ENCIPHER),"KEY ENCRYPTION");
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print_use((keyUsage & KEYUSE_DATA_ENCIPHER), "DATA ENCRYPTION");
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print_use((keyUsage & KEYUSE_KEY_AGREE), "KEY AGREEMENT");
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print_use((keyUsage & KEYUSE_KEY_CERT_SIGN), "CERTIFICATE SIGNING");
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print_use((keyUsage & KEYUSE_CRL_SIGN), "CRL SIGNING");
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print_use((keyUsage & KEYUSE_ENCIPHER_ONLY), "ENCRYPT ONLY");
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print_use((keyUsage & KEYUSE_DECIPHER_ONLY), "DECRYPT ONLY");
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printf("keyUsage = %d\n", keyUsage);
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#else
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printf("Please configure wolfSSL with --enable-opensslextra and try"
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" again\n");
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#endif
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return 0;
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}
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