CryptSha1.c

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#include "InternalCryptLib.h"
#include <mbedtls/sha1.h>
 
#ifndef DISABLE_SHA1_DEPRECATED_INTERFACES
 
UINTN
EFIAPI
Sha1GetContextSize (
  VOID
  )
{
  //
  // Retrieves MbedTLS SHA Context Size
  //
  return (UINTN)(sizeof (mbedtls_sha1_context));
}
 
BOOLEAN
EFIAPI
Sha1Init (
  OUT  VOID  *Sha1Context
  )
{
  INT32  Ret;
 
  if (Sha1Context == NULL) {
    return FALSE;
  }
 
  mbedtls_sha1_init (Sha1Context);
 
  Ret = mbedtls_sha1_starts (Sha1Context);
  if (Ret != 0) {
    return FALSE;
  }
 
  return TRUE;
}
 
BOOLEAN
EFIAPI
Sha1Duplicate (
  IN   CONST VOID  *Sha1Context,
  OUT  VOID        *NewSha1Context
  )
{
  if ((Sha1Context == NULL) || (NewSha1Context == NULL)) {
    return FALSE;
  }
 
  mbedtls_sha1_clone (NewSha1Context, Sha1Context);
 
  return TRUE;
}
 
BOOLEAN
EFIAPI
Sha1Update (
  IN OUT  VOID        *Sha1Context,
  IN      CONST VOID  *Data,
  IN      UINTN       DataSize
  )
{
  INT32  Ret;
 
  if (Sha1Context == NULL) {
    return FALSE;
  }
 
  if ((Data == NULL) && (DataSize != 0)) {
    return FALSE;
  }
 
  Ret = mbedtls_sha1_update (Sha1Context, Data, DataSize);
  if (Ret != 0) {
    return FALSE;
  }
 
  return TRUE;
}
 
BOOLEAN
EFIAPI
Sha1Final (
  IN OUT  VOID   *Sha1Context,
  OUT     UINT8  *HashValue
  )
{
  INT32  Ret;
 
  if ((Sha1Context == NULL) || (HashValue == NULL)) {
    return FALSE;
  }
 
  Ret = mbedtls_sha1_finish (Sha1Context, HashValue);
  mbedtls_sha1_free (Sha1Context);
  if (Ret != 0) {
    return FALSE;
  }
 
  return TRUE;
}
 
BOOLEAN
EFIAPI
Sha1HashAll (
  IN   CONST VOID  *Data,
  IN   UINTN       DataSize,
  OUT  UINT8       *HashValue
  )
{
  INT32  Ret;
 
  if (HashValue == NULL) {
    return FALSE;
  }
 
  if ((Data == NULL) && (DataSize != 0)) {
    return FALSE;
  }
 
  Ret = mbedtls_sha1 (Data, DataSize, HashValue);
  if (Ret != 0) {
    return FALSE;
  }
 
  return TRUE;
}
 
#endif