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93 lines
2.9 KiB
93 lines
2.9 KiB
6 years ago
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/*
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HASH types:
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1 - MD2
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2 - MD5
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3 - SHA
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4 - SHA256 - not supported on XP,2000
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5 - SHA384 - not supported on XP,2000
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6 - SHA512 - not supported on XP,2000
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*/
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HashFile(filePath,hashType=2) ; By Deo, http://www.autohotkey.com/forum/viewtopic.php?t=71133
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{
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PROV_RSA_AES := 24
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CRYPT_VERIFYCONTEXT := 0xF0000000
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BUFF_SIZE := 1024 * 1024 ; 1 MB
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HP_HASHVAL := 0x0002
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HP_HASHSIZE := 0x0004
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HASH_ALG := (hashType = 1 OR hashType = "MD2") ? (CALG_MD2 := 32769) : HASH_ALG
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HASH_ALG := (hashType = 2 OR hashType = "MD5") ? (CALG_MD5 := 32771) : HASH_ALG
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HASH_ALG := (hashType = 3 OR hashType = "SHA") ? (CALG_SHA := 32772) : HASH_ALG
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HASH_ALG := (hashType = 4 OR hashType = "SHA256") ? (CALG_SHA_256 := 32780) : HASH_ALG ;Vista+ only
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HASH_ALG := (hashType = 5 OR hashType = "SHA384") ? (CALG_SHA_384 := 32781) : HASH_ALG ;Vista+ only
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HASH_ALG := (hashType = 6 OR hashType = "SHA512") ? (CALG_SHA_512 := 32782) : HASH_ALG ;Vista+ only
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f := FileOpen(filePath,"r","CP0")
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if !IsObject(f)
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return 0
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if !hModule := DllCall( "GetModuleHandleW", "str", "Advapi32.dll", "Ptr" )
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hModule := DllCall( "LoadLibraryW", "str", "Advapi32.dll", "Ptr" )
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if !dllCall("Advapi32\CryptAcquireContextW"
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,"Ptr*",hCryptProv
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,"Uint",0
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,"Uint",0
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,"Uint",PROV_RSA_AES
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,"UInt",CRYPT_VERIFYCONTEXT )
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Gosub,HashTypeFreeHandles
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if !dllCall("Advapi32\CryptCreateHash"
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,"Ptr",hCryptProv
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,"Uint",HASH_ALG
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,"Uint",0
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,"Uint",0
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,"Ptr*",hHash )
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Gosub, HashTypeFreeHandles
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VarSetCapacity(read_buf,BUFF_SIZE,0)
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hCryptHashData := DllCall("GetProcAddress", "Ptr", hModule, "AStr", "CryptHashData", "Ptr")
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While (cbCount := f.RawRead(read_buf, BUFF_SIZE))
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{
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if (cbCount = 0)
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break
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if !dllCall(hCryptHashData
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,"Ptr",hHash
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,"Ptr",&read_buf
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,"Uint",cbCount
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,"Uint",0 )
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Gosub, HashTypeFreeHandles
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}
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if !dllCall("Advapi32\CryptGetHashParam"
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,"Ptr",hHash
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,"Uint",HP_HASHSIZE
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,"Uint*",HashLen
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,"Uint*",HashLenSize := 4
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,"UInt",0 )
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Gosub, HashTypeFreeHandles
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VarSetCapacity(pbHash,HashLen,0)
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if !dllCall("Advapi32\CryptGetHashParam"
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,"Ptr",hHash
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,"Uint",HP_HASHVAL
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,"Ptr",&pbHash
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,"Uint*",HashLen
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,"UInt",0 )
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Gosub, HashTypeFreeHandles
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SetFormat,integer,Hex
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loop,%HashLen%
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{
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num := numget(pbHash,A_index-1,"UChar")
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hashval .= substr((num >> 4),0) . substr((num & 0xf),0)
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}
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SetFormat,integer,D
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HashTypeFreeHandles:
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f.Close()
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DllCall("FreeLibrary", "Ptr", hModule)
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dllCall("Advapi32\CryptDestroyHash","Ptr",hHash)
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dllCall("Advapi32\CryptReleaseContext","Ptr",hCryptProv,"UInt",0)
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return hashval
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}
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