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/* Copyright (c) 2014 The Chromium OS Authors. All rights reserved.
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*
* Stub API implementations which should be implemented by the caller.
*/
#include <stdarg.h>
#include <stdio.h>
#include "2sysincludes.h"
#include "2api.h"
__attribute__((weak))
void vb2ex_printf(const char *func, const char *fmt, ...)
{
#ifdef VBOOT_DEBUG
va_list ap;
va_start(ap, fmt);
if (func)
fprintf(stderr, "%s: ", func);
vfprintf(stderr, fmt, ap);
va_end(ap);
#endif
}
__attribute__((weak))
int vb2ex_tpm_clear_owner(struct vb2_context *ctx)
{
fprintf(stderr, "%s: function not implemented\n", __func__);
return VB2_ERROR_EX_UNIMPLEMENTED;
}
__attribute__((weak))
int vb2ex_read_resource(struct vb2_context *ctx,
enum vb2_resource_index index,
uint32_t offset,
void *buf,
uint32_t size)
{
fprintf(stderr, "%s: function not implemented\n", __func__);
return VB2_ERROR_EX_UNIMPLEMENTED;
}
__attribute__((weak))
int vb2ex_hwcrypto_digest_init(enum vb2_hash_algorithm hash_alg,
uint32_t data_size)
{
return VB2_ERROR_EX_HWCRYPTO_UNSUPPORTED;
}
__attribute__((weak))
int vb2ex_hwcrypto_digest_extend(const uint8_t *buf,
uint32_t size)
{
return VB2_ERROR_SHA_EXTEND_ALGORITHM; /* Should not be called. */
}
__attribute__((weak))
int vb2ex_hwcrypto_digest_finalize(uint8_t *digest,
uint32_t digest_size)
{
return VB2_ERROR_SHA_FINALIZE_ALGORITHM; /* Should not be called. */
}
__attribute__((weak))
int vb2ex_tpm_set_mode(enum vb2_tpm_mode mode_val)
{
fprintf(stderr, "%s: function not implemented\n", __func__);
return VB2_ERROR_EX_UNIMPLEMENTED;
}
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