| /* 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 "2api.h" |
| #include "2sysincludes.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)) |
| vb2_error_t vb2ex_tpm_clear_owner(struct vb2_context *ctx) |
| { |
| fprintf(stderr, "%s: function not implemented\n", __func__); |
| return VB2_ERROR_EX_UNIMPLEMENTED; |
| } |
| |
| __attribute__((weak)) |
| vb2_error_t 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)) |
| vb2_error_t vb2ex_hwcrypto_digest_init(enum vb2_hash_algorithm hash_alg, |
| uint32_t data_size) |
| { |
| return VB2_ERROR_EX_HWCRYPTO_UNSUPPORTED; |
| } |
| |
| __attribute__((weak)) |
| vb2_error_t vb2ex_hwcrypto_digest_extend(const uint8_t *buf, uint32_t size) |
| { |
| return VB2_ERROR_SHA_EXTEND_ALGORITHM; /* Should not be called. */ |
| } |
| |
| __attribute__((weak)) |
| vb2_error_t vb2ex_hwcrypto_digest_finalize(uint8_t *digest, |
| uint32_t digest_size) |
| { |
| return VB2_ERROR_SHA_FINALIZE_ALGORITHM; /* Should not be called. */ |
| } |
| |
| __attribute__((weak)) |
| vb2_error_t vb2ex_tpm_set_mode(enum vb2_tpm_mode mode_val) |
| { |
| fprintf(stderr, "%s: function not implemented\n", __func__); |
| return VB2_ERROR_EX_UNIMPLEMENTED; |
| } |
| |
| __attribute__((weak)) |
| vb2_error_t vb2ex_auxfw_check(enum vb2_auxfw_update_severity *severity) |
| { |
| *severity = VB_AUX_FW_NO_UPDATE; |
| return VB2_SUCCESS; |
| } |
| |
| __attribute__((weak)) |
| vb2_error_t vb2ex_auxfw_update(void) |
| { |
| return VB2_SUCCESS; |
| } |
| |
| __attribute__((weak)) |
| vb2_error_t vb2ex_auxfw_finalize(struct vb2_context *ctx) |
| { |
| return VB2_SUCCESS; |
| } |
| |
| __attribute__((weak)) |
| void vb2ex_abort(void) |
| { |
| /* Stub simply exits. */ |
| exit(1); |
| } |