mirror of
https://github.com/guanzhi/GmSSL.git
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35 lines
948 B
C
35 lines
948 B
C
/*
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* Copyright 2014-2022 The GmSSL Project. All Rights Reserved.
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*
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* Licensed under the Apache License, Version 2.0 (the License); you may
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* not use this file except in compliance with the License.
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <gmssl/rand.h>
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#include <gmssl/error.h>
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#include <Security/Security.h> // clang -framework Security
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int rand_bytes(uint8_t *buf, size_t len)
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{
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int errCode;
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if ((errCode = SecRandomCopyBytes(kSecRandomDefault, len, buf)) != errSecSuccess) {
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error_print();
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fprintf(stderr, "%s:%d: SecRandomCopyBytes() return OSStatus = %d\n", __FILE__, __LINE__, errCode);
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/*
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CFStringRef errStr;
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errStr = SecCopyErrorMessageString(errCode, NULL);
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fprintf(stderr, "error: %s\n", CFStringGetCStringPtr(errStr, kCFStringEncodingMacRoman));
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CFRelease(errStr); // -framework CoreFoundation
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*/
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return -1;
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}
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return 1;
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}
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