00001
00008 #include "dkcHash.h"
00009 #include "dkcStdio.h"
00010
00011
00012 void WINAPI dkcSHO_MD5Init(DKC_SECURE_HASH_OBJECT *p){
00013
00014
00015 p->Init = (DKC_WINAPI_PROC_F_TYPE)dkcMD5Init;
00016 p->Load = (DKC_WINAPI_PROC_F_TYPE)dkcMD5Load;
00017 p->Final = (DKC_WINAPI_PROC_F_TYPE)dkcMD5Final;
00018 p->DigestStr = (DKC_WINAPI_PROC_F_TYPE)dkcMD5DigestStr;
00019 p->Digest = (DKC_WINAPI_PROC_F_TYPE)dkcMD5Digest;
00020
00021 p->digest_string_size = MD5_STR_BUFFER_SIZE;
00022 p->digest_binary_size = MD5_BIN_BUFFER_SIZE;
00023
00024 p->mObj = dkcAllocMD5();
00025 }
00026
00027
00028 void WINAPI dkcSHO_SHA1Init(DKC_SECURE_HASH_OBJECT *p){
00029
00030 p->Init = (DKC_WINAPI_PROC_F_TYPE)dkcSHA1Init;
00031 p->Load = (DKC_WINAPI_PROC_F_TYPE)dkcSHA1Load;
00032 p->Final = (DKC_WINAPI_PROC_F_TYPE)dkcSHA1Final;
00033 p->DigestStr = (DKC_WINAPI_PROC_F_TYPE)dkcSHA1DigestStr;
00034 p->Digest = (DKC_WINAPI_PROC_F_TYPE)dkcSHA1Digest;
00035
00036 p->digest_string_size = SHA1_STR_BUFFER_SIZE;
00037 p->digest_binary_size = SHA1_BIN_BUFFER_SIZE;
00038
00039 p->mObj = dkcAllocSHA1();
00040 }
00041
00042
00043 void WINAPI dkcSHO_SHA256Init(DKC_SECURE_HASH_OBJECT *p){
00044
00045 p->Init = (DKC_WINAPI_PROC_F_TYPE)dkcSHA256Init;
00046 p->Load = (DKC_WINAPI_PROC_F_TYPE)dkcSHA256Load;
00047 p->Final = (DKC_WINAPI_PROC_F_TYPE)dkcSHA256Final;
00048 p->DigestStr = (DKC_WINAPI_PROC_F_TYPE)dkcSHA256DigestStr;
00049 p->Digest = (DKC_WINAPI_PROC_F_TYPE)dkcSHA256Digest;
00050
00051 p->digest_string_size = SHA256_STR_BUFFER_SIZE;
00052 p->digest_binary_size = SHA256_BIN_BUFFER_SIZE;
00053
00054 p->mObj = dkcAllocSHA256();
00055 }
00056
00057
00058 void WINAPI dkcSHO_SHA384Init(DKC_SECURE_HASH_OBJECT *p){
00059
00060 p->Init = (DKC_WINAPI_PROC_F_TYPE)dkcSHA384Init;
00061 p->Load = (DKC_WINAPI_PROC_F_TYPE)dkcSHA384Load;
00062 p->Final = (DKC_WINAPI_PROC_F_TYPE)dkcSHA384Final;
00063 p->DigestStr = (DKC_WINAPI_PROC_F_TYPE)dkcSHA384DigestStr;
00064 p->Digest = (DKC_WINAPI_PROC_F_TYPE)dkcSHA384Digest;
00065
00066 p->digest_string_size = SHA384_STR_BUFFER_SIZE;
00067 p->digest_binary_size = SHA384_BIN_BUFFER_SIZE;
00068
00069 p->mObj = dkcAllocSHA384();
00070 }
00071
00072
00074 void WINAPI dkcSHO_SHA512Init(DKC_SECURE_HASH_OBJECT *p){
00075
00076 p->Init = (DKC_WINAPI_PROC_F_TYPE)dkcSHA512Init;
00077 p->Load = (DKC_WINAPI_PROC_F_TYPE)dkcSHA512Load;
00078 p->Final = (DKC_WINAPI_PROC_F_TYPE)dkcSHA512Final;
00079 p->DigestStr = (DKC_WINAPI_PROC_F_TYPE)dkcSHA512DigestStr;
00080 p->Digest = (DKC_WINAPI_PROC_F_TYPE)dkcSHA512Digest;
00081
00082 p->digest_string_size = SHA512_STR_BUFFER_SIZE;
00083 p->digest_binary_size = SHA512_BIN_BUFFER_SIZE;
00084
00085 p->mObj = dkcAllocSHA512();
00086
00087 }
00088 static DKC_INLINE void check_init(){
00089 dkcmFORCE_NOT_ASSERT(sizeof(void *) != sizeof(DKC_SHA1 *));
00090 }
00091
00092 #define check_() dkcmNOT_ASSERT(sizeof(void *) != sizeof(DKC_SHA1 *));
00093
00094 typedef void (WINAPI *DKC_SHO_HASH_INIT_F_TYPE)(DKC_SECURE_HASH_OBJECT *);
00095
00096
00097 DKC_SECURE_HASH_OBJECT *WINAPI dkcAllocSHO(UINT option)
00098 {
00099 DKC_SECURE_HASH_OBJECT *p;
00100 DKC_SHO_HASH_INIT_F_TYPE init_func;
00101
00102 check_init();
00103 p = dkcAllocate(sizeof(DKC_SECURE_HASH_OBJECT));
00104 if(NULL==p){
00105 return NULL;
00106 }
00107
00108 {
00109 switch(option)
00110 {
00111 case edkcSH_MD5:
00112 init_func = dkcSHO_MD5Init;
00113 break;
00114 case edkcSH_SHA1:
00115 init_func = dkcSHO_SHA1Init;
00116 break;
00117 case edkcSH_SHA256:
00118 init_func = dkcSHO_SHA256Init;
00119 break;
00120 case edkcSH_SHA384:
00121 init_func = dkcSHO_SHA384Init;
00122 break;
00123 case edkcSH_SHA512:
00124 init_func = dkcSHO_SHA512Init;
00125 break;
00126 default:
00127 goto Error;
00128 }
00129 }
00130
00131
00132 init_func(p);
00133 if(NULL==p->mObj){
00134 goto Error;
00135 }
00136 p->mOption = option;
00137
00138
00139
00140
00141 return p;
00142 Error:
00143 dkcFreeSHO(&p);
00144 return NULL;
00145 }
00146
00147 int WINAPI dkcFreeSHO(DKC_SECURE_HASH_OBJECT **pp)
00148 {
00149 DKC_SECURE_HASH_OBJECT *p = *pp;
00150 int option;
00151 void **obj;
00152
00153 if(NULL==pp || NULL==p){
00154 return edk_FAILED;
00155 }
00156 option = p->mOption;
00157 obj = &(p->mObj);
00158
00159 switch(option)
00160 {
00161 case edkcSH_MD5:
00162 dkcFreeMD5((DKC_MD5 **)obj);
00163 break;
00164 case edkcSH_SHA1:
00165 dkcFreeSHA1((DKC_SHA1 **)obj);
00166 break;
00167 case edkcSH_SHA256:
00168 dkcFreeSHA256((DKC_SHA256 **)obj);
00169 break;
00170 case edkcSH_SHA384:
00171 dkcFreeSHA384((DKC_SHA384 **)obj);
00172 break;
00173 case edkcSH_SHA512:
00174 dkcFreeSHA512((DKC_SHA512 **)obj);
00175 break;
00176
00177
00178
00179 }
00180
00181 return dkcFree(pp);
00182 }
00183
00184 void WINAPI dkcSHOInit(DKC_SECURE_HASH_OBJECT *p)
00185 {
00186 DKC_SHO_INIT_F_TYPE init = (DKC_SHO_INIT_F_TYPE)p->Init;
00187 init(p->mObj);
00188
00189 p->mInited = TRUE;
00190 }
00191
00192 void WINAPI dkcSHOLoad(DKC_SECURE_HASH_OBJECT *p,const BYTE *pBuffer,DWORD dwSize)
00193 {
00194 DKC_SHO_LOAD_F_TYPE load = (DKC_SHO_LOAD_F_TYPE)p->Load;
00195 check_();
00196 if(FALSE == p->mInited){
00197 dkcSHOInit(p);
00198 }
00199 load(p->mObj,pBuffer,dwSize);
00200 }
00201
00202
00203
00204 void WINAPI dkcSHOFinal(DKC_SECURE_HASH_OBJECT *p){
00205 DKC_SHO_FINAL_F_TYPE final = (DKC_SHO_FINAL_F_TYPE)p->Final;
00206 check_();
00207 final(p->mObj);
00208 }
00209
00210 int WINAPI dkcSHODigestStr(DKC_SECURE_HASH_OBJECT *p,char *buff,size_t size)
00211 {
00212 DKC_SHO_DIGESTSTR_F_TYPE digeststr = (DKC_SHO_DIGESTSTR_F_TYPE)p->DigestStr;
00213 check_();
00214 return digeststr(p->mObj,buff,size);
00215 }
00216
00217
00218 int WINAPI dkcSHODigest(DKC_SECURE_HASH_OBJECT *p,BYTE *buff,size_t size)
00219 {
00220 DKC_SHO_DIGEST_F_TYPE digest = (DKC_SHO_DIGEST_F_TYPE)p->Digest;
00221 check_();
00222 return digest(p->mObj,buff,size);
00223 }
00224
00225
00226
00227
00228 static DKC_INLINE int shc(
00229 UINT hash_option,void *digest_dest,size_t destsize,
00230 const BYTE *data,size_t data_size,dkctBOOL isBinary
00231 )
00232 {
00233 int r = edk_FAILED;
00234 DKC_SECURE_HASH_OBJECT *p = dkcAllocSHO(hash_option);
00235 if(NULL==p){
00236 goto Error;
00237 }
00238
00239 dkcSHOLoad(p,data,data_size);
00240
00241 dkcSHOFinal(p);
00242
00243 if(isBinary){
00244 r = dkcSHODigest(p,digest_dest,destsize);
00245 }else{
00246 r = dkcSHODigestStr(p,digest_dest,destsize);
00247 }
00248 if(DKUTIL_FAILED(r)){
00249 goto Error;
00250 }
00251 r = edk_SUCCEEDED;
00252
00253 Error:
00254 dkcFreeSHO(&p);
00255 return r;
00256 }
00257
00258 int WINAPI dkcSecureHashCalculateBinaryDigest(
00259 UINT hash_option,BYTE *digest_dest,size_t destsize,
00260 const BYTE *data,size_t data_size
00261 ){
00262
00263 return shc(hash_option,digest_dest,destsize,data,data_size,TRUE);
00264 }
00265
00267 int WINAPI dkcSecureHashCalculateStringDigest(
00268 UINT hash_option,char *digest_dest,size_t destsize,
00269 const BYTE *data,size_t data_size
00270 ){
00271
00272 return shc(hash_option,digest_dest,destsize,data,data_size,FALSE);
00273 }
00274
00275
00276
00277
00278 uint8 dkcHash8(uint8 *pd,size_t cycle){
00279 uint32 v = 0;
00280 size_t i;
00281 for(i=0;i<cycle;i++){
00282 v ^= (pd[i] << 3) + v;
00283 }
00284 return (uint8)((v % dkcdUNSIGNED_8BIT_PRIME_NUM) & 0xFF);
00285 }
00286
00287 uint16 dkcHash16(uint8 *pd,size_t cycle){
00288 uint32 v = 0;
00289 size_t i;
00290 for(i=0;i<cycle;i++){
00291 v = (pd[i] << 3) + v;
00292 }
00293 return (uint16)((v % dkcdUNSIGNED_16BIT_PRIME_NUM) & 0xFFFF);
00294 }
00295
00296 uint32 dkcHash24(uint8 *pd,size_t cycle){
00297 uint32 v = 0;
00298 size_t i;
00299 for(i=0;i<cycle;i++){
00300 v ^= (pd[i] << 3) + v;
00301 }
00302 return (v % dkcdUNSIGNED_16BIT_PRIME_NUM) & 0xFFFFFF;
00303 }