GainSpan Wi-Fi library see: http://mbed.org/users/gsfan/notebook/gainspan_wifi/
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sha1.h
00001 /* 00002 * source from http://www.ipa.go.jp/security/rfc/RFC3174JA.html 00003 */ 00004 /* 00005 * sha1.h 00006 * 00007 * Description: 00008 * This is the header file for code which implements the Secure 00009 * Hashing Algorithm 1 as defined in FIPS PUB 180-1 published 00010 * April 17, 1995. 00011 * 00012 * Many of the variable names in this code, especially the 00013 * single character names, were used because those were the names 00014 * used in the publication. 00015 * 00016 * Please read the file sha1.c for more information. 00017 * 00018 */ 00019 00020 #ifndef _SHA1_H_ 00021 #define _SHA1_H_ 00022 00023 #include "mbed.h" 00024 /* 00025 * If you do not have the ISO standard stdint.h header file, then you 00026 * must typdef the following: 00027 * name meaning 00028 * uint32_t unsigned 32 bit integer 00029 * uint8_t unsigned 8 bit integer (i.e., unsigned char) 00030 * int_least16_t integer of >= 16 bits 00031 * 00032 */ 00033 00034 #ifndef _SHA_enum_ 00035 #define _SHA_enum_ 00036 enum 00037 { 00038 shaSuccess = 0, 00039 shaNull, /* Null pointer parameter */ 00040 shaInputTooLong, /* input data too long */ 00041 shaStateError /* called Input after Result */ 00042 }; 00043 #endif 00044 #define SHA1HashSize 20 00045 00046 /* 00047 * This structure will hold context information for the SHA-1 00048 * hashing operation 00049 */ 00050 typedef struct SHA1Context 00051 { 00052 uint32_t Intermediate_Hash[SHA1HashSize/4]; /* Message Digest */ 00053 00054 uint32_t Length_Low; /* Message length in bits */ 00055 uint32_t Length_High; /* Message length in bits */ 00056 00057 /* Index into message block array */ 00058 int_least16_t Message_Block_Index; 00059 uint8_t Message_Block[64]; /* 512-bit message blocks */ 00060 00061 int Computed; /* Is the digest computed? */ 00062 int Corrupted; /* Is the message digest corrupted? */ 00063 } SHA1Context; 00064 00065 /* 00066 * Function Prototypes 00067 */ 00068 00069 int SHA1Reset( SHA1Context *); 00070 int SHA1Input( SHA1Context *, 00071 const uint8_t *, 00072 unsigned int); 00073 int SHA1Result( SHA1Context *, 00074 uint8_t Message_Digest[SHA1HashSize]); 00075 00076 00077 void sha1 (const char *input, int len, char *output); 00078 #endif
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