int HMAC_Update( [ in, out ]HMAC_Context*
pContext, [in, size_is( nSrcLength ) ]const void* pSrc, int
Nonzero if update is successful, otherwise 0. In particular, this function
returns 0 when the context
was improperly initialized.
[in/out] A memory buffer
that is used as the context.
Note. All predefined types are specified in the
Predefined Types List.
continuous memory block with which to update the context.
[in] Length in bytes
of the memory block.
Updates the context
specified by pContext with the memory block specified by pSrc.
Call this function for each continuous memory block of the data for which the
HMAC is calculated. To retrieve the HMAC after using
Note. Before the first call to HMAC_Update,
HMAC_FinalHex functions, the context
must be initialized with
See the example for
Type Library Overview
| Type Library Functions
Useful Links | HashCalc