34 lines
660 B
C
34 lines
660 B
C
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/*
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* SHA-1 in C
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* By Steve Reid <sreid@sea-to-sky.net>
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* 100% Public Domain
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*
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*/
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// Ported to C++, Google style, under namespace rtc.
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#ifndef WEBRTC_BASE_SHA1_H_
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#define WEBRTC_BASE_SHA1_H_
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#include <stdint.h>
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#include <stdlib.h>
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namespace rtc {
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struct SHA1_CTX {
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uint32_t state[5];
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// TODO: Change bit count to uint64_t.
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uint32_t count[2]; // Bit count of input.
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uint8_t buffer[64];
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};
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#define SHA1_DIGEST_SIZE 20
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void SHA1Init(SHA1_CTX* context);
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void SHA1Update(SHA1_CTX* context, const uint8_t* data, size_t len);
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void SHA1Final(SHA1_CTX* context, uint8_t digest[SHA1_DIGEST_SIZE]);
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#endif // WEBRTC_BASE_SHA1_H_
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} // namespace rtc
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