sha1.h

自己精简过的PPPD代码。在嵌入中应用可以更好的发挥。比原先的小了很多

/* sha1.h */

/* If OpenSSL is in use, then use that version of SHA-1 */
#ifdef OPENSSL
#include <t_sha.h>
#define __SHA1_INCLUDE_
#endif

#ifndef __SHA1_INCLUDE_

#ifndef SHA1_SIGNATURE_SIZE
#ifdef SHA_DIGESTSIZE
#define SHA1_SIGNATURE_SIZE SHA_DIGESTSIZE
#else
#define SHA1_SIGNATURE_SIZE 20
#endif
#endif

typedef struct {
    u_int32_t state[5];
    u_int32_t count[2];
    unsigned char buffer[64];
} SHA1_CTX;

extern void SHA1_Init(SHA1_CTX *);
extern void SHA1_Update(SHA1_CTX *, const unsigned char *, unsigned int);
extern void SHA1_Final(unsigned char[SHA1_SIGNATURE_SIZE], SHA1_CTX *);

#define __SHA1_INCLUDE_
#endif /* __SHA1_INCLUDE_ */