SHA-1 in C

Data Structures
struct	SHA1_CTX

Macros
#define	SHA1_BLOCK_LENGTH   64
#define	SHA1_DIGEST_LENGTH   20
#define	SHA1_DIGEST_STRING_LENGTH   (SHA1_DIGEST_LENGTH * 2 + 1)

Functions
void	SHA1Init (SHA1_CTX *)
void	SHA1Pad (SHA1_CTX *)
void	SHA1Transform (uint32_t[5], const uint8_t[SHA1_BLOCK_LENGTH])
void	SHA1Update (SHA1_CTX *, const uint8_t *, size_t)
void	SHA1Final (uint8_t[SHA1_DIGEST_LENGTH], SHA1_CTX *)

Detailed Description

By Steve Reid steve.nosp@m.@edm.nosp@m.web.c.nosp@m.om 100% Public Domain

Macro Definition Documentation

SHA1_BLOCK_LENGTH

#define SHA1_BLOCK_LENGTH   64

Definition at line 20 of file sha1.h.

SHA1_DIGEST_LENGTH

#define SHA1_DIGEST_LENGTH   20

Definition at line 21 of file sha1.h.

SHA1_DIGEST_STRING_LENGTH

#define SHA1_DIGEST_STRING_LENGTH   (SHA1_DIGEST_LENGTH * 2 + 1)

Definition at line 22 of file sha1.h.

Function Documentation

SHA1Init()

void SHA1Init

(

SHA1_CTX *

context

)

Definition at line 116 of file sha1.c.

SHA1Pad()

void SHA1Pad

(

SHA1_CTX *

context

)

Definition at line 156 of file sha1.c.

SHA1Transform()

void SHA1Transform	(	uint32_t	state[5],
		const uint8_t	buffer[SHA1_BLOCK_LENGTH] )

Definition at line 59 of file sha1.c.

SHA1Update()

void SHA1Update	(	SHA1_CTX *	context,
		const uint8_t *	data,
		size_t	len )

Definition at line 133 of file sha1.c.

SHA1Final()

void SHA1Final	(	uint8_t	digest[SHA1_DIGEST_LENGTH],
		SHA1_CTX *	context )

Definition at line 172 of file sha1.c.