VirtualBox

source: vbox/trunk/src/VBox/Devices/EFI/FirmwareNew/MdeModulePkg/Universal/HiiDatabaseDxe/Image.c@ 105670

最後變更 在這個檔案從105670是 99404,由 vboxsync 提交於 2 年 前

Devices/EFI/FirmwareNew: Update to edk2-stable202302 and make it build, bugref:4643
  • 屬性 svn:eol-style 設為 native
檔案大小: 53.5 KB
行 
1/** @file
2Implementation for EFI_HII_IMAGE_PROTOCOL.
3
4
5Copyright (c) 2007 - 2019, Intel Corporation. All rights reserved.<BR>
6SPDX-License-Identifier: BSD-2-Clause-Patent
7
8**/
9
10#include "HiiDatabase.h"
11
12#define MAX_UINT24 0xFFFFFF
13
14/**
15 Get the imageid of last image block: EFI_HII_IIBT_END_BLOCK when input
16 ImageId is zero, otherwise return the address of the
17 corresponding image block with identifier specified by ImageId.
18
19 This is a internal function.
20
21 @param ImageBlocks Points to the beginning of a series of image blocks stored in order.
22 @param ImageId If input ImageId is 0, output the image id of the EFI_HII_IIBT_END_BLOCK;
23 else use this id to find its corresponding image block address.
24
25 @return The image block address when input ImageId is not zero; otherwise return NULL.
26
27**/
28EFI_HII_IMAGE_BLOCK *
29GetImageIdOrAddress (
30 IN EFI_HII_IMAGE_BLOCK *ImageBlocks,
31 IN OUT EFI_IMAGE_ID *ImageId
32 )
33{
34 EFI_IMAGE_ID ImageIdCurrent;
35 EFI_HII_IMAGE_BLOCK *CurrentImageBlock;
36 UINTN Length;
37
38 ASSERT (ImageBlocks != NULL && ImageId != NULL);
39 CurrentImageBlock = ImageBlocks;
40 ImageIdCurrent = 1;
41
42 while (CurrentImageBlock->BlockType != EFI_HII_IIBT_END) {
43 if (*ImageId != 0) {
44 if (*ImageId == ImageIdCurrent) {
45 //
46 // If the found image block is a duplicate block, update the ImageId to
47 // find the previous defined image block.
48 //
49 if (CurrentImageBlock->BlockType == EFI_HII_IIBT_DUPLICATE) {
50 *ImageId = ReadUnaligned16 ((VOID *)&((EFI_HII_IIBT_DUPLICATE_BLOCK *)CurrentImageBlock)->ImageId);
51 ASSERT (*ImageId != ImageIdCurrent);
52 ASSERT (*ImageId != 0);
53 CurrentImageBlock = ImageBlocks;
54 ImageIdCurrent = 1;
55 continue;
56 }
57
58 return CurrentImageBlock;
59 }
60
61 if (*ImageId < ImageIdCurrent) {
62 //
63 // Can not find the specified image block in this image.
64 //
65 return NULL;
66 }
67 }
68
69 switch (CurrentImageBlock->BlockType) {
70 case EFI_HII_IIBT_EXT1:
71 Length = ((EFI_HII_IIBT_EXT1_BLOCK *)CurrentImageBlock)->Length;
72 break;
73 case EFI_HII_IIBT_EXT2:
74 Length = ReadUnaligned16 (&((EFI_HII_IIBT_EXT2_BLOCK *)CurrentImageBlock)->Length);
75 break;
76 case EFI_HII_IIBT_EXT4:
77 Length = ReadUnaligned32 ((VOID *)&((EFI_HII_IIBT_EXT4_BLOCK *)CurrentImageBlock)->Length);
78 break;
79
80 case EFI_HII_IIBT_IMAGE_1BIT:
81 case EFI_HII_IIBT_IMAGE_1BIT_TRANS:
82 Length = sizeof (EFI_HII_IIBT_IMAGE_1BIT_BLOCK) - sizeof (UINT8) +
83 BITMAP_LEN_1_BIT (
84 ReadUnaligned16 (&((EFI_HII_IIBT_IMAGE_1BIT_BLOCK *)CurrentImageBlock)->Bitmap.Width),
85 ReadUnaligned16 (&((EFI_HII_IIBT_IMAGE_1BIT_BLOCK *)CurrentImageBlock)->Bitmap.Height)
86 );
87 ImageIdCurrent++;
88 break;
89
90 case EFI_HII_IIBT_IMAGE_4BIT:
91 case EFI_HII_IIBT_IMAGE_4BIT_TRANS:
92 Length = sizeof (EFI_HII_IIBT_IMAGE_4BIT_BLOCK) - sizeof (UINT8) +
93 BITMAP_LEN_4_BIT (
94 ReadUnaligned16 (&((EFI_HII_IIBT_IMAGE_4BIT_BLOCK *)CurrentImageBlock)->Bitmap.Width),
95 ReadUnaligned16 (&((EFI_HII_IIBT_IMAGE_4BIT_BLOCK *)CurrentImageBlock)->Bitmap.Height)
96 );
97 ImageIdCurrent++;
98 break;
99
100 case EFI_HII_IIBT_IMAGE_8BIT:
101 case EFI_HII_IIBT_IMAGE_8BIT_TRANS:
102 Length = sizeof (EFI_HII_IIBT_IMAGE_8BIT_BLOCK) - sizeof (UINT8) +
103 BITMAP_LEN_8_BIT (
104 (UINT32)ReadUnaligned16 (&((EFI_HII_IIBT_IMAGE_8BIT_BLOCK *)CurrentImageBlock)->Bitmap.Width),
105 ReadUnaligned16 (&((EFI_HII_IIBT_IMAGE_8BIT_BLOCK *)CurrentImageBlock)->Bitmap.Height)
106 );
107 ImageIdCurrent++;
108 break;
109
110 case EFI_HII_IIBT_IMAGE_24BIT:
111 case EFI_HII_IIBT_IMAGE_24BIT_TRANS:
112 Length = sizeof (EFI_HII_IIBT_IMAGE_24BIT_BLOCK) - sizeof (EFI_HII_RGB_PIXEL) +
113 BITMAP_LEN_24_BIT (
114 (UINT32)ReadUnaligned16 ((VOID *)&((EFI_HII_IIBT_IMAGE_24BIT_BLOCK *)CurrentImageBlock)->Bitmap.Width),
115 ReadUnaligned16 ((VOID *)&((EFI_HII_IIBT_IMAGE_24BIT_BLOCK *)CurrentImageBlock)->Bitmap.Height)
116 );
117 ImageIdCurrent++;
118 break;
119
120 case EFI_HII_IIBT_DUPLICATE:
121 Length = sizeof (EFI_HII_IIBT_DUPLICATE_BLOCK);
122 ImageIdCurrent++;
123 break;
124
125 case EFI_HII_IIBT_IMAGE_JPEG:
126 Length = OFFSET_OF (EFI_HII_IIBT_JPEG_BLOCK, Data) + ReadUnaligned32 ((VOID *)&((EFI_HII_IIBT_JPEG_BLOCK *)CurrentImageBlock)->Size);
127 ImageIdCurrent++;
128 break;
129
130 case EFI_HII_IIBT_IMAGE_PNG:
131 Length = OFFSET_OF (EFI_HII_IIBT_PNG_BLOCK, Data) + ReadUnaligned32 ((VOID *)&((EFI_HII_IIBT_PNG_BLOCK *)CurrentImageBlock)->Size);
132 ImageIdCurrent++;
133 break;
134
135 case EFI_HII_IIBT_SKIP1:
136 Length = sizeof (EFI_HII_IIBT_SKIP1_BLOCK);
137 ImageIdCurrent += ((EFI_HII_IIBT_SKIP1_BLOCK *)CurrentImageBlock)->SkipCount;
138 break;
139
140 case EFI_HII_IIBT_SKIP2:
141 Length = sizeof (EFI_HII_IIBT_SKIP2_BLOCK);
142 ImageIdCurrent += ReadUnaligned16 ((VOID *)&((EFI_HII_IIBT_SKIP2_BLOCK *)CurrentImageBlock)->SkipCount);
143 break;
144
145 default:
146 //
147 // Unknown image blocks can not be skipped, processing halts.
148 //
149 ASSERT (FALSE);
150 Length = 0;
151 break;
152 }
153
154 CurrentImageBlock = (EFI_HII_IMAGE_BLOCK *)((UINT8 *)CurrentImageBlock + Length);
155 }
156
157 //
158 // When ImageId is zero, return the imageid of last image block: EFI_HII_IIBT_END_BLOCK.
159 //
160 if (*ImageId == 0) {
161 *ImageId = ImageIdCurrent;
162 return CurrentImageBlock;
163 }
164
165 return NULL;
166}
167
168/**
169 Convert pixels from EFI_GRAPHICS_OUTPUT_BLT_PIXEL to EFI_HII_RGB_PIXEL style.
170
171 This is a internal function.
172
173
174 @param BitMapOut Pixels in EFI_HII_RGB_PIXEL format.
175 @param BitMapIn Pixels in EFI_GRAPHICS_OUTPUT_BLT_PIXEL format.
176 @param PixelNum The number of pixels to be converted.
177
178
179**/
180VOID
181CopyGopToRgbPixel (
182 OUT EFI_HII_RGB_PIXEL *BitMapOut,
183 IN EFI_GRAPHICS_OUTPUT_BLT_PIXEL *BitMapIn,
184 IN UINTN PixelNum
185 )
186{
187 UINTN Index;
188
189 ASSERT (BitMapOut != NULL && BitMapIn != NULL);
190
191 for (Index = 0; Index < PixelNum; Index++) {
192 CopyMem (BitMapOut + Index, BitMapIn + Index, sizeof (EFI_HII_RGB_PIXEL));
193 }
194}
195
196/**
197 Convert pixels from EFI_HII_RGB_PIXEL to EFI_GRAPHICS_OUTPUT_BLT_PIXEL style.
198
199 This is a internal function.
200
201
202 @param BitMapOut Pixels in EFI_GRAPHICS_OUTPUT_BLT_PIXEL format.
203 @param BitMapIn Pixels in EFI_HII_RGB_PIXEL format.
204 @param PixelNum The number of pixels to be converted.
205
206
207**/
208VOID
209CopyRgbToGopPixel (
210 OUT EFI_GRAPHICS_OUTPUT_BLT_PIXEL *BitMapOut,
211 IN EFI_HII_RGB_PIXEL *BitMapIn,
212 IN UINTN PixelNum
213 )
214{
215 UINTN Index;
216
217 ASSERT (BitMapOut != NULL && BitMapIn != NULL);
218
219 for (Index = 0; Index < PixelNum; Index++) {
220 CopyMem (BitMapOut + Index, BitMapIn + Index, sizeof (EFI_HII_RGB_PIXEL));
221 }
222}
223
224/**
225 Output pixels in "1 bit per pixel" format to an image.
226
227 This is a internal function.
228
229
230 @param Image Points to the image which will store the pixels.
231 @param Data Stores the value of output pixels, 0 or 1.
232 @param PaletteInfo PaletteInfo which stores the color of the output
233 pixels. First entry corresponds to color 0 and
234 second one to color 1.
235
236
237**/
238VOID
239Output1bitPixel (
240 IN OUT EFI_IMAGE_INPUT *Image,
241 IN UINT8 *Data,
242 IN EFI_HII_IMAGE_PALETTE_INFO *PaletteInfo
243 )
244{
245 UINT16 Xpos;
246 UINT16 Ypos;
247 UINTN OffsetY;
248 UINT8 Index;
249 EFI_GRAPHICS_OUTPUT_BLT_PIXEL *BitMapPtr;
250 EFI_GRAPHICS_OUTPUT_BLT_PIXEL PaletteValue[2];
251 EFI_HII_IMAGE_PALETTE_INFO *Palette;
252 UINTN PaletteSize;
253 UINT8 Byte;
254
255 ASSERT (Image != NULL && Data != NULL && PaletteInfo != NULL);
256
257 BitMapPtr = Image->Bitmap;
258
259 //
260 // First entry corresponds to color 0 and second entry corresponds to color 1.
261 //
262 PaletteSize = 0;
263 CopyMem (&PaletteSize, PaletteInfo, sizeof (UINT16));
264 PaletteSize += sizeof (UINT16);
265 Palette = AllocateZeroPool (PaletteSize);
266 ASSERT (Palette != NULL);
267 if (Palette == NULL) {
268 return;
269 }
270
271 CopyMem (Palette, PaletteInfo, PaletteSize);
272
273 ZeroMem (PaletteValue, sizeof (PaletteValue));
274 CopyRgbToGopPixel (&PaletteValue[0], &Palette->PaletteValue[0], 1);
275 CopyRgbToGopPixel (&PaletteValue[1], &Palette->PaletteValue[1], 1);
276 FreePool (Palette);
277
278 //
279 // Convert the pixel from one bit to corresponding color.
280 //
281 for (Ypos = 0; Ypos < Image->Height; Ypos++) {
282 OffsetY = BITMAP_LEN_1_BIT (Image->Width, Ypos);
283 //
284 // All bits in these bytes are meaningful
285 //
286 for (Xpos = 0; Xpos < Image->Width / 8; Xpos++) {
287 Byte = *(Data + OffsetY + Xpos);
288 for (Index = 0; Index < 8; Index++) {
289 if ((Byte & (1 << Index)) != 0) {
290 BitMapPtr[Ypos * Image->Width + Xpos * 8 + (8 - Index - 1)] = PaletteValue[1];
291 } else {
292 BitMapPtr[Ypos * Image->Width + Xpos * 8 + (8 - Index - 1)] = PaletteValue[0];
293 }
294 }
295 }
296
297 if (Image->Width % 8 != 0) {
298 //
299 // Padding bits in this byte should be ignored.
300 //
301 Byte = *(Data + OffsetY + Xpos);
302 for (Index = 0; Index < Image->Width % 8; Index++) {
303 if ((Byte & (1 << (8 - Index - 1))) != 0) {
304 BitMapPtr[Ypos * Image->Width + Xpos * 8 + Index] = PaletteValue[1];
305 } else {
306 BitMapPtr[Ypos * Image->Width + Xpos * 8 + Index] = PaletteValue[0];
307 }
308 }
309 }
310 }
311}
312
313/**
314 Output pixels in "4 bit per pixel" format to an image.
315
316 This is a internal function.
317
318
319 @param Image Points to the image which will store the pixels.
320 @param Data Stores the value of output pixels, 0 ~ 15.
321 @param[in] PaletteInfo PaletteInfo which stores the color of the output
322 pixels. Each entry corresponds to a color within
323 [0, 15].
324
325
326**/
327VOID
328Output4bitPixel (
329 IN OUT EFI_IMAGE_INPUT *Image,
330 IN UINT8 *Data,
331 IN EFI_HII_IMAGE_PALETTE_INFO *PaletteInfo
332 )
333{
334 UINT16 Xpos;
335 UINT16 Ypos;
336 UINTN OffsetY;
337 EFI_GRAPHICS_OUTPUT_BLT_PIXEL *BitMapPtr;
338 EFI_GRAPHICS_OUTPUT_BLT_PIXEL PaletteValue[16];
339 EFI_HII_IMAGE_PALETTE_INFO *Palette;
340 UINTN PaletteSize;
341 UINT16 PaletteNum;
342 UINT8 Byte;
343
344 ASSERT (Image != NULL && Data != NULL && PaletteInfo != NULL);
345
346 BitMapPtr = Image->Bitmap;
347
348 //
349 // The bitmap should allocate each color index starting from 0.
350 //
351 PaletteSize = 0;
352 CopyMem (&PaletteSize, PaletteInfo, sizeof (UINT16));
353 PaletteSize += sizeof (UINT16);
354 Palette = AllocateZeroPool (PaletteSize);
355 ASSERT (Palette != NULL);
356 if (Palette == NULL) {
357 return;
358 }
359
360 CopyMem (Palette, PaletteInfo, PaletteSize);
361 PaletteNum = (UINT16)(Palette->PaletteSize / sizeof (EFI_HII_RGB_PIXEL));
362
363 ZeroMem (PaletteValue, sizeof (PaletteValue));
364 CopyRgbToGopPixel (PaletteValue, Palette->PaletteValue, MIN (PaletteNum, ARRAY_SIZE (PaletteValue)));
365 FreePool (Palette);
366
367 //
368 // Convert the pixel from 4 bit to corresponding color.
369 //
370 for (Ypos = 0; Ypos < Image->Height; Ypos++) {
371 OffsetY = BITMAP_LEN_4_BIT (Image->Width, Ypos);
372 //
373 // All bits in these bytes are meaningful
374 //
375 for (Xpos = 0; Xpos < Image->Width / 2; Xpos++) {
376 Byte = *(Data + OffsetY + Xpos);
377 BitMapPtr[Ypos * Image->Width + Xpos * 2] = PaletteValue[Byte >> 4];
378 BitMapPtr[Ypos * Image->Width + Xpos * 2 + 1] = PaletteValue[Byte & 0x0F];
379 }
380
381 if (Image->Width % 2 != 0) {
382 //
383 // Padding bits in this byte should be ignored.
384 //
385 Byte = *(Data + OffsetY + Xpos);
386 BitMapPtr[Ypos * Image->Width + Xpos * 2] = PaletteValue[Byte >> 4];
387 }
388 }
389}
390
391/**
392 Output pixels in "8 bit per pixel" format to an image.
393
394 This is a internal function.
395
396
397 @param Image Points to the image which will store the pixels.
398 @param Data Stores the value of output pixels, 0 ~ 255.
399 @param[in] PaletteInfo PaletteInfo which stores the color of the output
400 pixels. Each entry corresponds to a color within
401 [0, 255].
402
403
404**/
405VOID
406Output8bitPixel (
407 IN OUT EFI_IMAGE_INPUT *Image,
408 IN UINT8 *Data,
409 IN EFI_HII_IMAGE_PALETTE_INFO *PaletteInfo
410 )
411{
412 UINT16 Xpos;
413 UINT16 Ypos;
414 UINTN OffsetY;
415 EFI_GRAPHICS_OUTPUT_BLT_PIXEL *BitMapPtr;
416 EFI_GRAPHICS_OUTPUT_BLT_PIXEL PaletteValue[256];
417 EFI_HII_IMAGE_PALETTE_INFO *Palette;
418 UINTN PaletteSize;
419 UINT16 PaletteNum;
420 UINT8 Byte;
421
422 ASSERT (Image != NULL && Data != NULL && PaletteInfo != NULL);
423
424 BitMapPtr = Image->Bitmap;
425
426 //
427 // The bitmap should allocate each color index starting from 0.
428 //
429 PaletteSize = 0;
430 CopyMem (&PaletteSize, PaletteInfo, sizeof (UINT16));
431 PaletteSize += sizeof (UINT16);
432 Palette = AllocateZeroPool (PaletteSize);
433 ASSERT (Palette != NULL);
434 if (Palette == NULL) {
435 return;
436 }
437
438 CopyMem (Palette, PaletteInfo, PaletteSize);
439 PaletteNum = (UINT16)(Palette->PaletteSize / sizeof (EFI_HII_RGB_PIXEL));
440 ZeroMem (PaletteValue, sizeof (PaletteValue));
441 CopyRgbToGopPixel (PaletteValue, Palette->PaletteValue, MIN (PaletteNum, ARRAY_SIZE (PaletteValue)));
442 FreePool (Palette);
443
444 //
445 // Convert the pixel from 8 bits to corresponding color.
446 //
447 for (Ypos = 0; Ypos < Image->Height; Ypos++) {
448 OffsetY = BITMAP_LEN_8_BIT ((UINT32)Image->Width, Ypos);
449 //
450 // All bits are meaningful since the bitmap is 8 bits per pixel.
451 //
452 for (Xpos = 0; Xpos < Image->Width; Xpos++) {
453 Byte = *(Data + OffsetY + Xpos);
454 BitMapPtr[OffsetY + Xpos] = PaletteValue[Byte];
455 }
456 }
457}
458
459/**
460 Output pixels in "24 bit per pixel" format to an image.
461
462 This is a internal function.
463
464
465 @param Image Points to the image which will store the pixels.
466 @param Data Stores the color of output pixels, allowing 16.8
467 millions colors.
468
469
470**/
471VOID
472Output24bitPixel (
473 IN OUT EFI_IMAGE_INPUT *Image,
474 IN EFI_HII_RGB_PIXEL *Data
475 )
476{
477 UINT16 Ypos;
478 UINTN OffsetY;
479 EFI_GRAPHICS_OUTPUT_BLT_PIXEL *BitMapPtr;
480
481 ASSERT (Image != NULL && Data != NULL);
482
483 BitMapPtr = Image->Bitmap;
484
485 for (Ypos = 0; Ypos < Image->Height; Ypos++) {
486 OffsetY = BITMAP_LEN_8_BIT ((UINT32)Image->Width, Ypos);
487 CopyRgbToGopPixel (&BitMapPtr[OffsetY], &Data[OffsetY], Image->Width);
488 }
489}
490
491/**
492 Convert the image from EFI_IMAGE_INPUT to EFI_IMAGE_OUTPUT format.
493
494 This is a internal function.
495
496
497 @param BltBuffer Buffer points to bitmap data of incoming image.
498 @param BltX Specifies the offset from the left and top edge of
499 the output image of the first pixel in the image.
500 @param BltY Specifies the offset from the left and top edge of
501 the output image of the first pixel in the image.
502 @param Width Width of the incoming image, in pixels.
503 @param Height Height of the incoming image, in pixels.
504 @param Transparent If TRUE, all "off" pixels in the image will be
505 drawn using the pixel value from blt and all other
506 pixels will be copied.
507 @param Blt Buffer points to bitmap data of output image.
508
509 @retval EFI_SUCCESS The image was successfully converted.
510 @retval EFI_INVALID_PARAMETER Any incoming parameter is invalid.
511
512**/
513EFI_STATUS
514ImageToBlt (
515 IN EFI_GRAPHICS_OUTPUT_BLT_PIXEL *BltBuffer,
516 IN UINTN BltX,
517 IN UINTN BltY,
518 IN UINTN Width,
519 IN UINTN Height,
520 IN BOOLEAN Transparent,
521 IN OUT EFI_IMAGE_OUTPUT **Blt
522 )
523{
524 EFI_IMAGE_OUTPUT *ImageOut;
525 UINTN Xpos;
526 UINTN Ypos;
527 UINTN OffsetY1; // src buffer
528 UINTN OffsetY2; // dest buffer
529 EFI_GRAPHICS_OUTPUT_BLT_PIXEL SrcPixel;
530 EFI_GRAPHICS_OUTPUT_BLT_PIXEL ZeroPixel;
531
532 if ((BltBuffer == NULL) || (Blt == NULL) || (*Blt == NULL)) {
533 return EFI_INVALID_PARAMETER;
534 }
535
536 ImageOut = *Blt;
537
538 if (Width + BltX > ImageOut->Width) {
539 return EFI_INVALID_PARAMETER;
540 }
541
542 if (Height + BltY > ImageOut->Height) {
543 return EFI_INVALID_PARAMETER;
544 }
545
546 ZeroMem (&ZeroPixel, sizeof (EFI_GRAPHICS_OUTPUT_BLT_PIXEL));
547
548 for (Ypos = 0; Ypos < Height; Ypos++) {
549 OffsetY1 = Width * Ypos;
550 OffsetY2 = ImageOut->Width * (BltY + Ypos);
551 for (Xpos = 0; Xpos < Width; Xpos++) {
552 SrcPixel = BltBuffer[OffsetY1 + Xpos];
553 if (Transparent) {
554 if (CompareMem (&SrcPixel, &ZeroPixel, 3) != 0) {
555 ImageOut->Image.Bitmap[OffsetY2 + BltX + Xpos] = SrcPixel;
556 }
557 } else {
558 ImageOut->Image.Bitmap[OffsetY2 + BltX + Xpos] = SrcPixel;
559 }
560 }
561 }
562
563 return EFI_SUCCESS;
564}
565
566/**
567 Return the HII package list identified by PackageList HII handle.
568
569 @param Database Pointer to HII database list header.
570 @param PackageList HII handle of the package list to locate.
571
572 @retval The HII package list instance.
573**/
574HII_DATABASE_PACKAGE_LIST_INSTANCE *
575LocatePackageList (
576 IN LIST_ENTRY *Database,
577 IN EFI_HII_HANDLE PackageList
578 )
579{
580 LIST_ENTRY *Link;
581 HII_DATABASE_RECORD *Record;
582
583 //
584 // Get the specified package list and image package.
585 //
586 for (Link = GetFirstNode (Database);
587 !IsNull (Database, Link);
588 Link = GetNextNode (Database, Link)
589 )
590 {
591 Record = CR (Link, HII_DATABASE_RECORD, DatabaseEntry, HII_DATABASE_RECORD_SIGNATURE);
592 if (Record->Handle == PackageList) {
593 return Record->PackageList;
594 }
595 }
596
597 return NULL;
598}
599
600/**
601 This function adds the image Image to the group of images owned by PackageList, and returns
602 a new image identifier (ImageId).
603
604 @param This A pointer to the EFI_HII_IMAGE_PROTOCOL instance.
605 @param PackageList Handle of the package list where this image will
606 be added.
607 @param ImageId On return, contains the new image id, which is
608 unique within PackageList.
609 @param Image Points to the image.
610
611 @retval EFI_SUCCESS The new image was added successfully.
612 @retval EFI_NOT_FOUND The specified PackageList could not be found in
613 database.
614 @retval EFI_OUT_OF_RESOURCES Could not add the image due to lack of resources.
615 @retval EFI_INVALID_PARAMETER Image is NULL or ImageId is NULL.
616
617**/
618EFI_STATUS
619EFIAPI
620HiiNewImage (
621 IN CONST EFI_HII_IMAGE_PROTOCOL *This,
622 IN EFI_HII_HANDLE PackageList,
623 OUT EFI_IMAGE_ID *ImageId,
624 IN CONST EFI_IMAGE_INPUT *Image
625 )
626{
627 HII_DATABASE_PRIVATE_DATA *Private;
628 HII_DATABASE_PACKAGE_LIST_INSTANCE *PackageListNode;
629 HII_IMAGE_PACKAGE_INSTANCE *ImagePackage;
630 EFI_HII_IMAGE_BLOCK *ImageBlocks;
631 UINT32 NewBlockSize;
632
633 if ((This == NULL) || (ImageId == NULL) || (Image == NULL) || (Image->Bitmap == NULL)) {
634 return EFI_INVALID_PARAMETER;
635 }
636
637 Private = HII_IMAGE_DATABASE_PRIVATE_DATA_FROM_THIS (This);
638 PackageListNode = LocatePackageList (&Private->DatabaseList, PackageList);
639 if (PackageListNode == NULL) {
640 return EFI_NOT_FOUND;
641 }
642
643 EfiAcquireLock (&mHiiDatabaseLock);
644
645 //
646 // Calcuate the size of new image.
647 // Make sure the size doesn't overflow UINT32.
648 // Note: 24Bit BMP occpuies 3 bytes per pixel.
649 //
650 NewBlockSize = (UINT32)Image->Width * Image->Height;
651 if (NewBlockSize > (MAX_UINT32 - (sizeof (EFI_HII_IIBT_IMAGE_24BIT_BLOCK) - sizeof (EFI_HII_RGB_PIXEL))) / 3) {
652 EfiReleaseLock (&mHiiDatabaseLock);
653 return EFI_OUT_OF_RESOURCES;
654 }
655
656 NewBlockSize = NewBlockSize * 3 + (sizeof (EFI_HII_IIBT_IMAGE_24BIT_BLOCK) - sizeof (EFI_HII_RGB_PIXEL));
657
658 //
659 // Get the image package in the package list,
660 // or create a new image package if image package does not exist.
661 //
662 if (PackageListNode->ImagePkg != NULL) {
663 ImagePackage = PackageListNode->ImagePkg;
664
665 //
666 // Output the image id of the incoming image being inserted, which is the
667 // image id of the EFI_HII_IIBT_END block of old image package.
668 //
669 *ImageId = 0;
670 GetImageIdOrAddress (ImagePackage->ImageBlock, ImageId);
671
672 //
673 // Update the package's image block by appending the new block to the end.
674 //
675
676 //
677 // Make sure the final package length doesn't overflow.
678 // Length of the package header is represented using 24 bits. So MAX length is MAX_UINT24.
679 //
680 if (NewBlockSize > MAX_UINT24 - ImagePackage->ImagePkgHdr.Header.Length) {
681 EfiReleaseLock (&mHiiDatabaseLock);
682 return EFI_OUT_OF_RESOURCES;
683 }
684
685 //
686 // Because ImagePackage->ImageBlockSize < ImagePackage->ImagePkgHdr.Header.Length,
687 // So (ImagePackage->ImageBlockSize + NewBlockSize) <= MAX_UINT24
688 //
689 ImageBlocks = AllocatePool (ImagePackage->ImageBlockSize + NewBlockSize);
690 if (ImageBlocks == NULL) {
691 EfiReleaseLock (&mHiiDatabaseLock);
692 return EFI_OUT_OF_RESOURCES;
693 }
694
695 //
696 // Copy the original content.
697 //
698 CopyMem (
699 ImageBlocks,
700 ImagePackage->ImageBlock,
701 ImagePackage->ImageBlockSize - sizeof (EFI_HII_IIBT_END_BLOCK)
702 );
703 FreePool (ImagePackage->ImageBlock);
704 ImagePackage->ImageBlock = ImageBlocks;
705
706 //
707 // Point to the very last block.
708 //
709 ImageBlocks = (EFI_HII_IMAGE_BLOCK *)(
710 (UINT8 *)ImageBlocks + ImagePackage->ImageBlockSize - sizeof (EFI_HII_IIBT_END_BLOCK)
711 );
712 //
713 // Update the length record.
714 //
715 ImagePackage->ImageBlockSize += NewBlockSize;
716 ImagePackage->ImagePkgHdr.Header.Length += NewBlockSize;
717 PackageListNode->PackageListHdr.PackageLength += NewBlockSize;
718 } else {
719 //
720 // Make sure the final package length doesn't overflow.
721 // Length of the package header is represented using 24 bits. So MAX length is MAX_UINT24.
722 //
723 if (NewBlockSize > MAX_UINT24 - (sizeof (EFI_HII_IMAGE_PACKAGE_HDR) + sizeof (EFI_HII_IIBT_END_BLOCK))) {
724 EfiReleaseLock (&mHiiDatabaseLock);
725 return EFI_OUT_OF_RESOURCES;
726 }
727
728 //
729 // The specified package list does not contain image package.
730 // Create one to add this image block.
731 //
732 ImagePackage = (HII_IMAGE_PACKAGE_INSTANCE *)AllocateZeroPool (sizeof (HII_IMAGE_PACKAGE_INSTANCE));
733 if (ImagePackage == NULL) {
734 EfiReleaseLock (&mHiiDatabaseLock);
735 return EFI_OUT_OF_RESOURCES;
736 }
737
738 //
739 // Output the image id of the incoming image being inserted, which is the
740 // first image block so that id is initially to one.
741 //
742 *ImageId = 1;
743 //
744 // Fill in image package header.
745 //
746 ImagePackage->ImagePkgHdr.Header.Length = sizeof (EFI_HII_IMAGE_PACKAGE_HDR) + NewBlockSize + sizeof (EFI_HII_IIBT_END_BLOCK);
747 ImagePackage->ImagePkgHdr.Header.Type = EFI_HII_PACKAGE_IMAGES;
748 ImagePackage->ImagePkgHdr.ImageInfoOffset = sizeof (EFI_HII_IMAGE_PACKAGE_HDR);
749 ImagePackage->ImagePkgHdr.PaletteInfoOffset = 0;
750
751 //
752 // Fill in palette info.
753 //
754 ImagePackage->PaletteBlock = NULL;
755 ImagePackage->PaletteInfoSize = 0;
756
757 //
758 // Fill in image blocks.
759 //
760 ImagePackage->ImageBlockSize = NewBlockSize + sizeof (EFI_HII_IIBT_END_BLOCK);
761 ImagePackage->ImageBlock = AllocateZeroPool (NewBlockSize + sizeof (EFI_HII_IIBT_END_BLOCK));
762 if (ImagePackage->ImageBlock == NULL) {
763 FreePool (ImagePackage);
764 EfiReleaseLock (&mHiiDatabaseLock);
765 return EFI_OUT_OF_RESOURCES;
766 }
767
768 ImageBlocks = ImagePackage->ImageBlock;
769
770 //
771 // Insert this image package.
772 //
773 PackageListNode->ImagePkg = ImagePackage;
774 PackageListNode->PackageListHdr.PackageLength += ImagePackage->ImagePkgHdr.Header.Length;
775 }
776
777 //
778 // Append the new block here
779 //
780 if (Image->Flags == EFI_IMAGE_TRANSPARENT) {
781 ImageBlocks->BlockType = EFI_HII_IIBT_IMAGE_24BIT_TRANS;
782 } else {
783 ImageBlocks->BlockType = EFI_HII_IIBT_IMAGE_24BIT;
784 }
785
786 WriteUnaligned16 ((VOID *)&((EFI_HII_IIBT_IMAGE_24BIT_BLOCK *)ImageBlocks)->Bitmap.Width, Image->Width);
787 WriteUnaligned16 ((VOID *)&((EFI_HII_IIBT_IMAGE_24BIT_BLOCK *)ImageBlocks)->Bitmap.Height, Image->Height);
788 CopyGopToRgbPixel (((EFI_HII_IIBT_IMAGE_24BIT_BLOCK *)ImageBlocks)->Bitmap.Bitmap, Image->Bitmap, (UINT32)Image->Width * Image->Height);
789
790 //
791 // Append the block end
792 //
793 ImageBlocks = (EFI_HII_IMAGE_BLOCK *)((UINT8 *)ImageBlocks + NewBlockSize);
794 ImageBlocks->BlockType = EFI_HII_IIBT_END;
795
796 //
797 // Check whether need to get the contents of HiiDataBase.
798 // Only after ReadyToBoot to do the export.
799 //
800 if (gExportAfterReadyToBoot) {
801 HiiGetDatabaseInfo (&Private->HiiDatabase);
802 }
803
804 EfiReleaseLock (&mHiiDatabaseLock);
805
806 return EFI_SUCCESS;
807}
808
809/**
810 This function retrieves the image specified by ImageId which is associated with
811 the specified PackageList and copies it into the buffer specified by Image.
812
813 @param Database A pointer to the database list header.
814 @param PackageList Handle of the package list where this image will
815 be searched.
816 @param ImageId The image's id,, which is unique within
817 PackageList.
818 @param Image Points to the image.
819 @param BitmapOnly TRUE to only return the bitmap type image.
820 FALSE to locate image decoder instance to decode image.
821
822 @retval EFI_SUCCESS The new image was returned successfully.
823 @retval EFI_NOT_FOUND The image specified by ImageId is not in the
824 database. The specified PackageList is not in the database.
825 @retval EFI_BUFFER_TOO_SMALL The buffer specified by ImageSize is too small to
826 hold the image.
827 @retval EFI_INVALID_PARAMETER The Image or ImageSize was NULL.
828 @retval EFI_OUT_OF_RESOURCES The bitmap could not be retrieved because there was not
829 enough memory.
830**/
831EFI_STATUS
832IGetImage (
833 IN LIST_ENTRY *Database,
834 IN EFI_HII_HANDLE PackageList,
835 IN EFI_IMAGE_ID ImageId,
836 OUT EFI_IMAGE_INPUT *Image,
837 IN BOOLEAN BitmapOnly
838 )
839{
840 EFI_STATUS Status;
841 HII_DATABASE_PACKAGE_LIST_INSTANCE *PackageListNode;
842 HII_IMAGE_PACKAGE_INSTANCE *ImagePackage;
843 EFI_HII_IMAGE_BLOCK *CurrentImageBlock;
844 EFI_HII_IIBT_IMAGE_1BIT_BLOCK Iibt1bit;
845 UINT16 Width;
846 UINT16 Height;
847 UINTN ImageLength;
848 UINT8 *PaletteInfo;
849 UINT8 PaletteIndex;
850 UINT16 PaletteSize;
851 EFI_HII_IMAGE_DECODER_PROTOCOL *Decoder;
852 EFI_IMAGE_OUTPUT *ImageOut;
853
854 if ((Image == NULL) || (ImageId == 0)) {
855 return EFI_INVALID_PARAMETER;
856 }
857
858 PackageListNode = LocatePackageList (Database, PackageList);
859 if (PackageListNode == NULL) {
860 return EFI_NOT_FOUND;
861 }
862
863 ImagePackage = PackageListNode->ImagePkg;
864 if (ImagePackage == NULL) {
865 return EFI_NOT_FOUND;
866 }
867
868 //
869 // Find the image block specified by ImageId
870 //
871 CurrentImageBlock = GetImageIdOrAddress (ImagePackage->ImageBlock, &ImageId);
872 if (CurrentImageBlock == NULL) {
873 return EFI_NOT_FOUND;
874 }
875
876 Image->Flags = 0;
877 switch (CurrentImageBlock->BlockType) {
878 case EFI_HII_IIBT_IMAGE_JPEG:
879 case EFI_HII_IIBT_IMAGE_PNG:
880 if (BitmapOnly) {
881 return EFI_UNSUPPORTED;
882 }
883
884 ImageOut = NULL;
885 Decoder = LocateHiiImageDecoder (CurrentImageBlock->BlockType);
886 if (Decoder == NULL) {
887 return EFI_UNSUPPORTED;
888 }
889
890 //
891 // Use the common block code since the definition of two structures is the same.
892 //
893 ASSERT (OFFSET_OF (EFI_HII_IIBT_JPEG_BLOCK, Data) == OFFSET_OF (EFI_HII_IIBT_PNG_BLOCK, Data));
894 ASSERT (
895 sizeof (((EFI_HII_IIBT_JPEG_BLOCK *)CurrentImageBlock)->Data) ==
896 sizeof (((EFI_HII_IIBT_PNG_BLOCK *)CurrentImageBlock)->Data)
897 );
898 ASSERT (OFFSET_OF (EFI_HII_IIBT_JPEG_BLOCK, Size) == OFFSET_OF (EFI_HII_IIBT_PNG_BLOCK, Size));
899 ASSERT (
900 sizeof (((EFI_HII_IIBT_JPEG_BLOCK *)CurrentImageBlock)->Size) ==
901 sizeof (((EFI_HII_IIBT_PNG_BLOCK *)CurrentImageBlock)->Size)
902 );
903 Status = Decoder->DecodeImage (
904 Decoder,
905 ((EFI_HII_IIBT_JPEG_BLOCK *)CurrentImageBlock)->Data,
906 ((EFI_HII_IIBT_JPEG_BLOCK *)CurrentImageBlock)->Size,
907 &ImageOut,
908 FALSE
909 );
910
911 //
912 // Spec requires to use the first capable image decoder instance.
913 // The first image decoder instance may fail to decode the image.
914 //
915 if (!EFI_ERROR (Status)) {
916 Image->Bitmap = ImageOut->Image.Bitmap;
917 Image->Height = ImageOut->Height;
918 Image->Width = ImageOut->Width;
919 FreePool (ImageOut);
920 }
921
922 return Status;
923
924 case EFI_HII_IIBT_IMAGE_1BIT_TRANS:
925 case EFI_HII_IIBT_IMAGE_4BIT_TRANS:
926 case EFI_HII_IIBT_IMAGE_8BIT_TRANS:
927 Image->Flags = EFI_IMAGE_TRANSPARENT;
928 //
929 // fall through
930 //
931 case EFI_HII_IIBT_IMAGE_1BIT:
932 case EFI_HII_IIBT_IMAGE_4BIT:
933 case EFI_HII_IIBT_IMAGE_8BIT:
934 //
935 // Use the common block code since the definition of these structures is the same.
936 //
937 CopyMem (&Iibt1bit, CurrentImageBlock, sizeof (EFI_HII_IIBT_IMAGE_1BIT_BLOCK));
938 ImageLength = (UINTN)Iibt1bit.Bitmap.Width * Iibt1bit.Bitmap.Height;
939 if (ImageLength > MAX_UINTN / sizeof (EFI_GRAPHICS_OUTPUT_BLT_PIXEL)) {
940 return EFI_OUT_OF_RESOURCES;
941 }
942
943 ImageLength *= sizeof (EFI_GRAPHICS_OUTPUT_BLT_PIXEL);
944 Image->Bitmap = AllocateZeroPool (ImageLength);
945 if (Image->Bitmap == NULL) {
946 return EFI_OUT_OF_RESOURCES;
947 }
948
949 Image->Width = Iibt1bit.Bitmap.Width;
950 Image->Height = Iibt1bit.Bitmap.Height;
951
952 PaletteInfo = ImagePackage->PaletteBlock + sizeof (EFI_HII_IMAGE_PALETTE_INFO_HEADER);
953 for (PaletteIndex = 1; PaletteIndex < Iibt1bit.PaletteIndex; PaletteIndex++) {
954 CopyMem (&PaletteSize, PaletteInfo, sizeof (UINT16));
955 PaletteInfo += PaletteSize + sizeof (UINT16);
956 }
957
958 ASSERT (PaletteIndex == Iibt1bit.PaletteIndex);
959
960 //
961 // Output bitmap data
962 //
963 if ((CurrentImageBlock->BlockType == EFI_HII_IIBT_IMAGE_1BIT) ||
964 (CurrentImageBlock->BlockType == EFI_HII_IIBT_IMAGE_1BIT_TRANS))
965 {
966 Output1bitPixel (
967 Image,
968 ((EFI_HII_IIBT_IMAGE_1BIT_BLOCK *)CurrentImageBlock)->Bitmap.Data,
969 (EFI_HII_IMAGE_PALETTE_INFO *)PaletteInfo
970 );
971 } else if ((CurrentImageBlock->BlockType == EFI_HII_IIBT_IMAGE_4BIT) ||
972 (CurrentImageBlock->BlockType == EFI_HII_IIBT_IMAGE_4BIT_TRANS))
973 {
974 Output4bitPixel (
975 Image,
976 ((EFI_HII_IIBT_IMAGE_4BIT_BLOCK *)CurrentImageBlock)->Bitmap.Data,
977 (EFI_HII_IMAGE_PALETTE_INFO *)PaletteInfo
978 );
979 } else {
980 Output8bitPixel (
981 Image,
982 ((EFI_HII_IIBT_IMAGE_8BIT_BLOCK *)CurrentImageBlock)->Bitmap.Data,
983 (EFI_HII_IMAGE_PALETTE_INFO *)PaletteInfo
984 );
985 }
986
987 return EFI_SUCCESS;
988
989 case EFI_HII_IIBT_IMAGE_24BIT_TRANS:
990 Image->Flags = EFI_IMAGE_TRANSPARENT;
991 //
992 // fall through
993 //
994 case EFI_HII_IIBT_IMAGE_24BIT:
995 Width = ReadUnaligned16 ((VOID *)&((EFI_HII_IIBT_IMAGE_24BIT_BLOCK *)CurrentImageBlock)->Bitmap.Width);
996 Height = ReadUnaligned16 ((VOID *)&((EFI_HII_IIBT_IMAGE_24BIT_BLOCK *)CurrentImageBlock)->Bitmap.Height);
997 ImageLength = (UINTN)Width * Height;
998 if (ImageLength > MAX_UINTN / sizeof (EFI_GRAPHICS_OUTPUT_BLT_PIXEL)) {
999 return EFI_OUT_OF_RESOURCES;
1000 }
1001
1002 ImageLength *= sizeof (EFI_GRAPHICS_OUTPUT_BLT_PIXEL);
1003 Image->Bitmap = AllocateZeroPool (ImageLength);
1004 if (Image->Bitmap == NULL) {
1005 return EFI_OUT_OF_RESOURCES;
1006 }
1007
1008 Image->Width = Width;
1009 Image->Height = Height;
1010
1011 //
1012 // Output the bitmap data directly.
1013 //
1014 Output24bitPixel (
1015 Image,
1016 ((EFI_HII_IIBT_IMAGE_24BIT_BLOCK *)CurrentImageBlock)->Bitmap.Bitmap
1017 );
1018 return EFI_SUCCESS;
1019
1020 default:
1021 return EFI_NOT_FOUND;
1022 }
1023}
1024
1025/**
1026 This function retrieves the image specified by ImageId which is associated with
1027 the specified PackageList and copies it into the buffer specified by Image.
1028
1029 @param This A pointer to the EFI_HII_IMAGE_PROTOCOL instance.
1030 @param PackageList Handle of the package list where this image will
1031 be searched.
1032 @param ImageId The image's id,, which is unique within
1033 PackageList.
1034 @param Image Points to the image.
1035
1036 @retval EFI_SUCCESS The new image was returned successfully.
1037 @retval EFI_NOT_FOUND The image specified by ImageId is not in the
1038 database. The specified PackageList is not in the database.
1039 @retval EFI_BUFFER_TOO_SMALL The buffer specified by ImageSize is too small to
1040 hold the image.
1041 @retval EFI_INVALID_PARAMETER The Image or ImageSize was NULL.
1042 @retval EFI_OUT_OF_RESOURCES The bitmap could not be retrieved because there was not
1043 enough memory.
1044
1045**/
1046EFI_STATUS
1047EFIAPI
1048HiiGetImage (
1049 IN CONST EFI_HII_IMAGE_PROTOCOL *This,
1050 IN EFI_HII_HANDLE PackageList,
1051 IN EFI_IMAGE_ID ImageId,
1052 OUT EFI_IMAGE_INPUT *Image
1053 )
1054{
1055 HII_DATABASE_PRIVATE_DATA *Private;
1056
1057 Private = HII_IMAGE_DATABASE_PRIVATE_DATA_FROM_THIS (This);
1058 return IGetImage (&Private->DatabaseList, PackageList, ImageId, Image, TRUE);
1059}
1060
1061/**
1062 This function updates the image specified by ImageId in the specified PackageListHandle to
1063 the image specified by Image.
1064
1065 @param This A pointer to the EFI_HII_IMAGE_PROTOCOL instance.
1066 @param PackageList The package list containing the images.
1067 @param ImageId The image's id,, which is unique within
1068 PackageList.
1069 @param Image Points to the image.
1070
1071 @retval EFI_SUCCESS The new image was updated successfully.
1072 @retval EFI_NOT_FOUND The image specified by ImageId is not in the
1073 database. The specified PackageList is not in the database.
1074 @retval EFI_INVALID_PARAMETER The Image was NULL.
1075
1076**/
1077EFI_STATUS
1078EFIAPI
1079HiiSetImage (
1080 IN CONST EFI_HII_IMAGE_PROTOCOL *This,
1081 IN EFI_HII_HANDLE PackageList,
1082 IN EFI_IMAGE_ID ImageId,
1083 IN CONST EFI_IMAGE_INPUT *Image
1084 )
1085{
1086 HII_DATABASE_PRIVATE_DATA *Private;
1087 HII_DATABASE_PACKAGE_LIST_INSTANCE *PackageListNode;
1088 HII_IMAGE_PACKAGE_INSTANCE *ImagePackage;
1089 EFI_HII_IMAGE_BLOCK *CurrentImageBlock;
1090 EFI_HII_IMAGE_BLOCK *ImageBlocks;
1091 EFI_HII_IMAGE_BLOCK *NewImageBlock;
1092 UINT32 NewBlockSize;
1093 UINT32 OldBlockSize;
1094 UINT32 Part1Size;
1095 UINT32 Part2Size;
1096
1097 if ((This == NULL) || (Image == NULL) || (ImageId == 0) || (Image->Bitmap == NULL)) {
1098 return EFI_INVALID_PARAMETER;
1099 }
1100
1101 Private = HII_IMAGE_DATABASE_PRIVATE_DATA_FROM_THIS (This);
1102 PackageListNode = LocatePackageList (&Private->DatabaseList, PackageList);
1103 if (PackageListNode == NULL) {
1104 return EFI_NOT_FOUND;
1105 }
1106
1107 ImagePackage = PackageListNode->ImagePkg;
1108 if (ImagePackage == NULL) {
1109 return EFI_NOT_FOUND;
1110 }
1111
1112 //
1113 // Find the image block specified by ImageId
1114 //
1115 CurrentImageBlock = GetImageIdOrAddress (ImagePackage->ImageBlock, &ImageId);
1116 if (CurrentImageBlock == NULL) {
1117 return EFI_NOT_FOUND;
1118 }
1119
1120 EfiAcquireLock (&mHiiDatabaseLock);
1121
1122 //
1123 // Get the size of original image block. Use some common block code here
1124 // since the definition of some structures is the same.
1125 //
1126 switch (CurrentImageBlock->BlockType) {
1127 case EFI_HII_IIBT_IMAGE_JPEG:
1128 OldBlockSize = OFFSET_OF (EFI_HII_IIBT_JPEG_BLOCK, Data) + ReadUnaligned32 ((VOID *)&((EFI_HII_IIBT_JPEG_BLOCK *)CurrentImageBlock)->Size);
1129 break;
1130 case EFI_HII_IIBT_IMAGE_PNG:
1131 OldBlockSize = OFFSET_OF (EFI_HII_IIBT_PNG_BLOCK, Data) + ReadUnaligned32 ((VOID *)&((EFI_HII_IIBT_PNG_BLOCK *)CurrentImageBlock)->Size);
1132 break;
1133 case EFI_HII_IIBT_IMAGE_1BIT:
1134 case EFI_HII_IIBT_IMAGE_1BIT_TRANS:
1135 OldBlockSize = sizeof (EFI_HII_IIBT_IMAGE_1BIT_BLOCK) - sizeof (UINT8) +
1136 BITMAP_LEN_1_BIT (
1137 ReadUnaligned16 (&((EFI_HII_IIBT_IMAGE_1BIT_BLOCK *)CurrentImageBlock)->Bitmap.Width),
1138 ReadUnaligned16 (&((EFI_HII_IIBT_IMAGE_1BIT_BLOCK *)CurrentImageBlock)->Bitmap.Height)
1139 );
1140 break;
1141 case EFI_HII_IIBT_IMAGE_4BIT:
1142 case EFI_HII_IIBT_IMAGE_4BIT_TRANS:
1143 OldBlockSize = sizeof (EFI_HII_IIBT_IMAGE_4BIT_BLOCK) - sizeof (UINT8) +
1144 BITMAP_LEN_4_BIT (
1145 ReadUnaligned16 (&((EFI_HII_IIBT_IMAGE_4BIT_BLOCK *)CurrentImageBlock)->Bitmap.Width),
1146 ReadUnaligned16 (&((EFI_HII_IIBT_IMAGE_4BIT_BLOCK *)CurrentImageBlock)->Bitmap.Height)
1147 );
1148 break;
1149 case EFI_HII_IIBT_IMAGE_8BIT:
1150 case EFI_HII_IIBT_IMAGE_8BIT_TRANS:
1151 OldBlockSize = sizeof (EFI_HII_IIBT_IMAGE_8BIT_BLOCK) - sizeof (UINT8) +
1152 BITMAP_LEN_8_BIT (
1153 (UINT32)ReadUnaligned16 (&((EFI_HII_IIBT_IMAGE_8BIT_BLOCK *)CurrentImageBlock)->Bitmap.Width),
1154 ReadUnaligned16 (&((EFI_HII_IIBT_IMAGE_8BIT_BLOCK *)CurrentImageBlock)->Bitmap.Height)
1155 );
1156 break;
1157 case EFI_HII_IIBT_IMAGE_24BIT:
1158 case EFI_HII_IIBT_IMAGE_24BIT_TRANS:
1159 OldBlockSize = sizeof (EFI_HII_IIBT_IMAGE_24BIT_BLOCK) - sizeof (EFI_HII_RGB_PIXEL) +
1160 BITMAP_LEN_24_BIT (
1161 (UINT32)ReadUnaligned16 ((VOID *)&((EFI_HII_IIBT_IMAGE_24BIT_BLOCK *)CurrentImageBlock)->Bitmap.Width),
1162 ReadUnaligned16 ((VOID *)&((EFI_HII_IIBT_IMAGE_24BIT_BLOCK *)CurrentImageBlock)->Bitmap.Height)
1163 );
1164 break;
1165 default:
1166 EfiReleaseLock (&mHiiDatabaseLock);
1167 return EFI_NOT_FOUND;
1168 }
1169
1170 //
1171 // Create the new image block according to input image.
1172 //
1173
1174 //
1175 // Make sure the final package length doesn't overflow.
1176 // Length of the package header is represented using 24 bits. So MAX length is MAX_UINT24.
1177 // 24Bit BMP occpuies 3 bytes per pixel.
1178 //
1179 NewBlockSize = (UINT32)Image->Width * Image->Height;
1180 if (NewBlockSize > (MAX_UINT32 - (sizeof (EFI_HII_IIBT_IMAGE_24BIT_BLOCK) - sizeof (EFI_HII_RGB_PIXEL))) / 3) {
1181 EfiReleaseLock (&mHiiDatabaseLock);
1182 return EFI_OUT_OF_RESOURCES;
1183 }
1184
1185 NewBlockSize = NewBlockSize * 3 + (sizeof (EFI_HII_IIBT_IMAGE_24BIT_BLOCK) - sizeof (EFI_HII_RGB_PIXEL));
1186 if ((NewBlockSize > OldBlockSize) &&
1187 (NewBlockSize - OldBlockSize > MAX_UINT24 - ImagePackage->ImagePkgHdr.Header.Length)
1188 )
1189 {
1190 EfiReleaseLock (&mHiiDatabaseLock);
1191 return EFI_OUT_OF_RESOURCES;
1192 }
1193
1194 //
1195 // Adjust the image package to remove the original block firstly then add the new block.
1196 //
1197 ImageBlocks = AllocateZeroPool (ImagePackage->ImageBlockSize + NewBlockSize - OldBlockSize);
1198 if (ImageBlocks == NULL) {
1199 EfiReleaseLock (&mHiiDatabaseLock);
1200 return EFI_OUT_OF_RESOURCES;
1201 }
1202
1203 Part1Size = (UINT32)((UINTN)CurrentImageBlock - (UINTN)ImagePackage->ImageBlock);
1204 Part2Size = ImagePackage->ImageBlockSize - Part1Size - OldBlockSize;
1205 CopyMem (ImageBlocks, ImagePackage->ImageBlock, Part1Size);
1206
1207 //
1208 // Set the new image block
1209 //
1210 NewImageBlock = (EFI_HII_IMAGE_BLOCK *)((UINT8 *)ImageBlocks + Part1Size);
1211 if ((Image->Flags & EFI_IMAGE_TRANSPARENT) == EFI_IMAGE_TRANSPARENT) {
1212 NewImageBlock->BlockType = EFI_HII_IIBT_IMAGE_24BIT_TRANS;
1213 } else {
1214 NewImageBlock->BlockType = EFI_HII_IIBT_IMAGE_24BIT;
1215 }
1216
1217 WriteUnaligned16 ((VOID *)&((EFI_HII_IIBT_IMAGE_24BIT_BLOCK *)NewImageBlock)->Bitmap.Width, Image->Width);
1218 WriteUnaligned16 ((VOID *)&((EFI_HII_IIBT_IMAGE_24BIT_BLOCK *)NewImageBlock)->Bitmap.Height, Image->Height);
1219 CopyGopToRgbPixel (
1220 ((EFI_HII_IIBT_IMAGE_24BIT_BLOCK *)NewImageBlock)->Bitmap.Bitmap,
1221 Image->Bitmap,
1222 (UINT32)Image->Width * Image->Height
1223 );
1224
1225 CopyMem ((UINT8 *)NewImageBlock + NewBlockSize, (UINT8 *)CurrentImageBlock + OldBlockSize, Part2Size);
1226
1227 FreePool (ImagePackage->ImageBlock);
1228 ImagePackage->ImageBlock = ImageBlocks;
1229 ImagePackage->ImageBlockSize += NewBlockSize - OldBlockSize;
1230 ImagePackage->ImagePkgHdr.Header.Length += NewBlockSize - OldBlockSize;
1231 PackageListNode->PackageListHdr.PackageLength += NewBlockSize - OldBlockSize;
1232
1233 //
1234 // Check whether need to get the contents of HiiDataBase.
1235 // Only after ReadyToBoot to do the export.
1236 //
1237 if (gExportAfterReadyToBoot) {
1238 HiiGetDatabaseInfo (&Private->HiiDatabase);
1239 }
1240
1241 EfiReleaseLock (&mHiiDatabaseLock);
1242 return EFI_SUCCESS;
1243}
1244
1245/**
1246 This function renders an image to a bitmap or the screen using the specified
1247 color and options. It draws the image on an existing bitmap, allocates a new
1248 bitmap or uses the screen. The images can be clipped.
1249
1250 @param This A pointer to the EFI_HII_IMAGE_PROTOCOL instance.
1251 @param Flags Describes how the image is to be drawn.
1252 @param Image Points to the image to be displayed.
1253 @param Blt If this points to a non-NULL on entry, this points
1254 to the image, which is Width pixels wide and
1255 Height pixels high. The image will be drawn onto
1256 this image and EFI_HII_DRAW_FLAG_CLIP is implied.
1257 If this points to a NULL on entry, then a buffer
1258 will be allocated to hold the generated image and
1259 the pointer updated on exit. It is the caller's
1260 responsibility to free this buffer.
1261 @param BltX Specifies the offset from the left and top edge of
1262 the output image of the first pixel in the image.
1263 @param BltY Specifies the offset from the left and top edge of
1264 the output image of the first pixel in the image.
1265
1266 @retval EFI_SUCCESS The image was successfully drawn.
1267 @retval EFI_OUT_OF_RESOURCES Unable to allocate an output buffer for Blt.
1268 @retval EFI_INVALID_PARAMETER The Image or Blt was NULL.
1269 @retval EFI_INVALID_PARAMETER Any combination of Flags is invalid.
1270
1271**/
1272EFI_STATUS
1273EFIAPI
1274HiiDrawImage (
1275 IN CONST EFI_HII_IMAGE_PROTOCOL *This,
1276 IN EFI_HII_DRAW_FLAGS Flags,
1277 IN CONST EFI_IMAGE_INPUT *Image,
1278 IN OUT EFI_IMAGE_OUTPUT **Blt,
1279 IN UINTN BltX,
1280 IN UINTN BltY
1281 )
1282{
1283 EFI_STATUS Status;
1284 HII_DATABASE_PRIVATE_DATA *Private;
1285 BOOLEAN Transparent;
1286 EFI_IMAGE_OUTPUT *ImageOut;
1287 EFI_GRAPHICS_OUTPUT_BLT_PIXEL *BltBuffer;
1288 UINTN BufferLen;
1289 UINT16 Width;
1290 UINT16 Height;
1291 UINTN Xpos;
1292 UINTN Ypos;
1293 UINTN OffsetY1;
1294 UINTN OffsetY2;
1295 EFI_FONT_DISPLAY_INFO *FontInfo;
1296 UINTN Index;
1297
1298 if ((This == NULL) || (Image == NULL) || (Blt == NULL)) {
1299 return EFI_INVALID_PARAMETER;
1300 }
1301
1302 if (((Flags & EFI_HII_DRAW_FLAG_CLIP) == EFI_HII_DRAW_FLAG_CLIP) && (*Blt == NULL)) {
1303 return EFI_INVALID_PARAMETER;
1304 }
1305
1306 if ((Flags & EFI_HII_DRAW_FLAG_TRANSPARENT) == EFI_HII_DRAW_FLAG_TRANSPARENT) {
1307 return EFI_INVALID_PARAMETER;
1308 }
1309
1310 FontInfo = NULL;
1311
1312 //
1313 // Check whether the image will be drawn transparently or opaquely.
1314 //
1315 Transparent = FALSE;
1316 if ((Flags & EFI_HII_DRAW_FLAG_TRANSPARENT) == EFI_HII_DRAW_FLAG_FORCE_TRANS) {
1317 Transparent = TRUE;
1318 } else if ((Flags & EFI_HII_DRAW_FLAG_TRANSPARENT) == EFI_HII_DRAW_FLAG_FORCE_OPAQUE) {
1319 Transparent = FALSE;
1320 } else {
1321 //
1322 // Now EFI_HII_DRAW_FLAG_DEFAULT is set, whether image will be drawn depending
1323 // on the image's transparency setting.
1324 //
1325 if ((Image->Flags & EFI_IMAGE_TRANSPARENT) == EFI_IMAGE_TRANSPARENT) {
1326 Transparent = TRUE;
1327 }
1328 }
1329
1330 //
1331 // Image cannot be drawn transparently if Blt points to NULL on entry.
1332 // Currently output to Screen transparently is not supported, either.
1333 //
1334 if (Transparent) {
1335 if (*Blt == NULL) {
1336 return EFI_INVALID_PARAMETER;
1337 } else if ((Flags & EFI_HII_DIRECT_TO_SCREEN) == EFI_HII_DIRECT_TO_SCREEN) {
1338 return EFI_INVALID_PARAMETER;
1339 }
1340 }
1341
1342 Private = HII_IMAGE_DATABASE_PRIVATE_DATA_FROM_THIS (This);
1343
1344 //
1345 // When Blt points to a non-NULL on entry, this image will be drawn onto
1346 // this bitmap or screen pointed by "*Blt" and EFI_HII_DRAW_FLAG_CLIP is implied.
1347 // Otherwise a new bitmap will be allocated to hold this image.
1348 //
1349 if (*Blt != NULL) {
1350 //
1351 // Make sure the BltX and BltY is inside the Blt area.
1352 //
1353 if ((BltX >= (*Blt)->Width) || (BltY >= (*Blt)->Height)) {
1354 return EFI_INVALID_PARAMETER;
1355 }
1356
1357 //
1358 // Clip the image by (Width, Height)
1359 //
1360
1361 Width = Image->Width;
1362 Height = Image->Height;
1363
1364 if (Width > (*Blt)->Width - (UINT16)BltX) {
1365 Width = (*Blt)->Width - (UINT16)BltX;
1366 }
1367
1368 if (Height > (*Blt)->Height - (UINT16)BltY) {
1369 Height = (*Blt)->Height - (UINT16)BltY;
1370 }
1371
1372 //
1373 // Prepare the buffer for the temporary image.
1374 // Make sure the buffer size doesn't overflow UINTN.
1375 //
1376 BufferLen = Width * Height;
1377 if (BufferLen > MAX_UINTN / sizeof (EFI_GRAPHICS_OUTPUT_BLT_PIXEL)) {
1378 return EFI_OUT_OF_RESOURCES;
1379 }
1380
1381 BufferLen *= sizeof (EFI_GRAPHICS_OUTPUT_BLT_PIXEL);
1382 BltBuffer = AllocateZeroPool (BufferLen);
1383 if (BltBuffer == NULL) {
1384 return EFI_OUT_OF_RESOURCES;
1385 }
1386
1387 if ((Width == Image->Width) && (Height == Image->Height)) {
1388 CopyMem (BltBuffer, Image->Bitmap, BufferLen);
1389 } else {
1390 for (Ypos = 0; Ypos < Height; Ypos++) {
1391 OffsetY1 = Image->Width * Ypos;
1392 OffsetY2 = Width * Ypos;
1393 for (Xpos = 0; Xpos < Width; Xpos++) {
1394 BltBuffer[OffsetY2 + Xpos] = Image->Bitmap[OffsetY1 + Xpos];
1395 }
1396 }
1397 }
1398
1399 //
1400 // Draw the image to existing bitmap or screen depending on flag.
1401 //
1402 if ((Flags & EFI_HII_DIRECT_TO_SCREEN) == EFI_HII_DIRECT_TO_SCREEN) {
1403 //
1404 // Caller should make sure the current UGA console is grarphic mode.
1405 //
1406
1407 //
1408 // Write the image directly to the output device specified by Screen.
1409 //
1410 Status = (*Blt)->Image.Screen->Blt (
1411 (*Blt)->Image.Screen,
1412 BltBuffer,
1413 EfiBltBufferToVideo,
1414 0,
1415 0,
1416 BltX,
1417 BltY,
1418 Width,
1419 Height,
1420 0
1421 );
1422 } else {
1423 //
1424 // Draw the image onto the existing bitmap specified by Bitmap.
1425 //
1426 Status = ImageToBlt (
1427 BltBuffer,
1428 BltX,
1429 BltY,
1430 Width,
1431 Height,
1432 Transparent,
1433 Blt
1434 );
1435 }
1436
1437 FreePool (BltBuffer);
1438 return Status;
1439 } else {
1440 //
1441 // Allocate a new bitmap to hold the incoming image.
1442 //
1443
1444 //
1445 // Make sure the final width and height doesn't overflow UINT16.
1446 //
1447 if ((BltX > (UINTN)MAX_UINT16 - Image->Width) || (BltY > (UINTN)MAX_UINT16 - Image->Height)) {
1448 return EFI_INVALID_PARAMETER;
1449 }
1450
1451 Width = Image->Width + (UINT16)BltX;
1452 Height = Image->Height + (UINT16)BltY;
1453
1454 //
1455 // Make sure the output image size doesn't overflow UINTN.
1456 //
1457 BufferLen = Width * Height;
1458 if (BufferLen > MAX_UINTN / sizeof (EFI_GRAPHICS_OUTPUT_BLT_PIXEL)) {
1459 return EFI_OUT_OF_RESOURCES;
1460 }
1461
1462 BufferLen *= sizeof (EFI_GRAPHICS_OUTPUT_BLT_PIXEL);
1463 BltBuffer = AllocateZeroPool (BufferLen);
1464 if (BltBuffer == NULL) {
1465 return EFI_OUT_OF_RESOURCES;
1466 }
1467
1468 ImageOut = (EFI_IMAGE_OUTPUT *)AllocateZeroPool (sizeof (EFI_IMAGE_OUTPUT));
1469 if (ImageOut == NULL) {
1470 FreePool (BltBuffer);
1471 return EFI_OUT_OF_RESOURCES;
1472 }
1473
1474 ImageOut->Width = Width;
1475 ImageOut->Height = Height;
1476 ImageOut->Image.Bitmap = BltBuffer;
1477
1478 //
1479 // BUGBUG: Now all the "blank" pixels are filled with system default background
1480 // color. Not sure if it need to be updated or not.
1481 //
1482 Status = GetSystemFont (Private, &FontInfo, NULL);
1483 if (EFI_ERROR (Status)) {
1484 FreePool (BltBuffer);
1485 FreePool (ImageOut);
1486 return Status;
1487 }
1488
1489 ASSERT (FontInfo != NULL);
1490 for (Index = 0; Index < (UINTN)Width * Height; Index++) {
1491 BltBuffer[Index] = FontInfo->BackgroundColor;
1492 }
1493
1494 FreePool (FontInfo);
1495
1496 //
1497 // Draw the incoming image to the new created image.
1498 //
1499 *Blt = ImageOut;
1500 return ImageToBlt (
1501 Image->Bitmap,
1502 BltX,
1503 BltY,
1504 Image->Width,
1505 Image->Height,
1506 Transparent,
1507 Blt
1508 );
1509 }
1510}
1511
1512/**
1513 This function renders an image to a bitmap or the screen using the specified
1514 color and options. It draws the image on an existing bitmap, allocates a new
1515 bitmap or uses the screen. The images can be clipped.
1516
1517 @param This A pointer to the EFI_HII_IMAGE_PROTOCOL instance.
1518 @param Flags Describes how the image is to be drawn.
1519 @param PackageList The package list in the HII database to search for
1520 the specified image.
1521 @param ImageId The image's id, which is unique within
1522 PackageList.
1523 @param Blt If this points to a non-NULL on entry, this points
1524 to the image, which is Width pixels wide and
1525 Height pixels high. The image will be drawn onto
1526 this image and
1527 EFI_HII_DRAW_FLAG_CLIP is implied. If this points
1528 to a NULL on entry, then a buffer will be
1529 allocated to hold the generated image and the
1530 pointer updated on exit. It is the caller's
1531 responsibility to free this buffer.
1532 @param BltX Specifies the offset from the left and top edge of
1533 the output image of the first pixel in the image.
1534 @param BltY Specifies the offset from the left and top edge of
1535 the output image of the first pixel in the image.
1536
1537 @retval EFI_SUCCESS The image was successfully drawn.
1538 @retval EFI_OUT_OF_RESOURCES Unable to allocate an output buffer for Blt.
1539 @retval EFI_INVALID_PARAMETER The Blt was NULL.
1540 @retval EFI_NOT_FOUND The image specified by ImageId is not in the database.
1541 The specified PackageList is not in the database.
1542
1543**/
1544EFI_STATUS
1545EFIAPI
1546HiiDrawImageId (
1547 IN CONST EFI_HII_IMAGE_PROTOCOL *This,
1548 IN EFI_HII_DRAW_FLAGS Flags,
1549 IN EFI_HII_HANDLE PackageList,
1550 IN EFI_IMAGE_ID ImageId,
1551 IN OUT EFI_IMAGE_OUTPUT **Blt,
1552 IN UINTN BltX,
1553 IN UINTN BltY
1554 )
1555{
1556 EFI_STATUS Status;
1557 EFI_IMAGE_INPUT Image;
1558
1559 //
1560 // Check input parameter.
1561 //
1562 if ((This == NULL) || (Blt == NULL)) {
1563 return EFI_INVALID_PARAMETER;
1564 }
1565
1566 //
1567 // Get the specified Image.
1568 //
1569 Status = HiiGetImage (This, PackageList, ImageId, &Image);
1570 if (EFI_ERROR (Status)) {
1571 return Status;
1572 }
1573
1574 //
1575 // Draw this image.
1576 //
1577 Status = HiiDrawImage (This, Flags, &Image, Blt, BltX, BltY);
1578 if (Image.Bitmap != NULL) {
1579 FreePool (Image.Bitmap);
1580 }
1581
1582 return Status;
1583}
注意: 瀏覽 TracBrowser 來幫助您使用儲存庫瀏覽器

© 2025 Oracle Support Privacy / Do Not Sell My Info Terms of Use Trademark Policy Automated Access Etiquette