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I use a function to get the md5 from memory, you can use it by first
reading the ifs.
_CIPHER does the trick.
On 03/11/2016 05:32 PM, Justin Taylor wrote:
Is it possible to generate an MD5 checksum for an IFS stream file? If so, can someone throw me bone?
Thx
DCipher PR EXTPROC('_CIPHER')
D * VALUE
D * VALUE
D * VALUE
DInput S 32000
DptrInput S * Inz(%Addr(Input))
DOutput S 20
DptrOutput S * Inz(%Addr(Output))
DdsControls DS 96
D Function 5U 0 Inz(5)
D HashAlgorithm 1 Inz(x'01')
D Sequence 1 Inz(x'00')
D DataLength 10U 0
D OutputType 1 Inz(x'00')
D Reserved1 7 Inz(*ALLx'00')
D ptrHashContext * Inz(%Addr(HashWorkArea))
DHashWorkArea S 96 Inz(*LOVAL)
// Return a hash as a 16-byte binary value
PMD5Hash_BINARY B Export
DMD5Hash_BINARY PI 16
D parmInput 32000 Options(*VarSize) Const Varying
HashAlgorithm = x'00';
HashWorkArea = *LOVAL;
DataLength=%Len(parmInput);
Input=parmInput;
Cipher(%Addr(ptrOutput):
%Addr(dsControls):
%Addr(ptrInput));
Return Output;
P E
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