/*
* USHAFinalBits
*
* Description:
* This function will add in any final bits of the message.
*
* Parameters:
* context: [in/out]
* The SHA context to update
* message_bits: [in]
* The final bits of the message, in the upper portion of the
* byte. (Use 0b###00000 instead of 0b00000### to input the
* three bits ###.)
* length: [in]
* The number of bits in message_bits, between 1 and 7.
*
* Returns:
* sha Error Code.
*/
int USHAFinalBits(USHAContext *ctx,
const uint8_t bits, unsigned int bitcount)
{
if (ctx) {
switch (ctx->whichSha) {
case SHA1:
return SHA1FinalBits((SHA1Context*)&ctx->ctx, bits, bitcount);
case SHA224:
return SHA224FinalBits((SHA224Context*)&ctx->ctx, bits,
bitcount);
case SHA256:
return SHA256FinalBits((SHA256Context*)&ctx->ctx, bits,
bitcount);
case SHA384:
return SHA384FinalBits((SHA384Context*)&ctx->ctx, bits,
bitcount);
case SHA512:
return SHA512FinalBits((SHA512Context*)&ctx->ctx, bits,
bitcount);
default: return shaBadParam;
}
}
else {
return shaNull;
}
}
/*
* USHAFinalBits
*
* Description:
* This function will add in any final bits of the message.
*
* Parameters:
* context: [in/out]
* The SHA context to update.
* message_bits: [in]
* The final bits of the message, in the upper portion of the
* byte. (Use 0b###00000 instead of 0b00000### to input the
* three bits ###.)
* length: [in]
* The number of bits in message_bits, between 1 and 7.
*
* Returns:
* sha Error Code.
*/
int USHAFinalBits(USHAContext *context,
uint8_t bits, unsigned int bit_count)
{
if (!context) return shaNull;
switch (context->whichSha) {
case SHA1:
return SHA1FinalBits((SHA1Context*)&context->ctx, bits,
bit_count);
case SHA224:
return SHA224FinalBits((SHA224Context*)&context->ctx, bits,
bit_count);
case SHA256:
return SHA256FinalBits((SHA256Context*)&context->ctx, bits,
bit_count);
case SHA384:
return SHA384FinalBits((SHA384Context*)&context->ctx, bits,
bit_count);
case SHA512:
return SHA512FinalBits((SHA512Context*)&context->ctx, bits,
bit_count);
default: return shaBadParam;
}
}