/* Copyright (c) 2013 The Chromium OS Authors. All rights reserved.
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* Use of this source code is governed by a BSD-style license that can be
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* found in the LICENSE file.
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*
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* Display functions used in kernel selection.
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*/
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#ifndef VBOOT_REFERENCE_VBOOT_DISPLAY_H_
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#define VBOOT_REFERENCE_VBOOT_DISPLAY_H_
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#include "bmpblk_font.h"
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#include "vboot_api.h"
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#include "vboot_nvstorage.h"
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VbError_t VbDisplayScreenFromGBB(VbCommonParams *cparams, uint32_t screen,
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VbNvContext *vncptr);
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VbError_t VbDisplayScreen(VbCommonParams *cparams, uint32_t screen, int force,
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VbNvContext *vncptr);
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VbError_t VbDisplayDebugInfo(VbCommonParams *cparams, VbNvContext *vncptr);
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VbError_t VbCheckDisplayKey(VbCommonParams *cparams, uint32_t key,
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VbNvContext *vncptr);
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/* Internal functions, for unit testing */
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typedef FontArrayHeader VbFont_t;
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VbFont_t *VbInternalizeFontData(FontArrayHeader *fonthdr);
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void VbDoneWithFontForNow(VbFont_t *ptr);
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ImageInfo *VbFindFontGlyph(VbFont_t *font, uint32_t ascii,
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void **bufferptr, uint32_t *buffersize);
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/**
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* Try to display the specified text at a particular position.
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*/
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void VbRenderTextAtPos(const char *text, int right_to_left,
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uint32_t x, uint32_t y, VbFont_t *font);
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/**
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* Return a description of the recovery reason code.
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*/
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const char *RecoveryReasonString(uint8_t code);
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/**
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* Get the number of localizations in the GBB bitmap data.
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*/
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VbError_t VbGetLocalizationCount(VbCommonParams *cparams, uint32_t *count);
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#endif /* VBOOT_REFERENCE_VBOOT_DISPLAY_H_ */
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