projects / u-boot.git / blame
| Commit | Line | Data |
|---|---|---|
| 83d290c5 | 1 | // SPDX-License-Identifier: GPL-2.0+ |
| 5ca23ed5 HS |
2 | /* |
| 3 | * efi_selftest_util | |
| 4 | * | |
| 5 | * Copyright (c) 2017 Heinrich Schuchardt <[email protected]> | |
| 6 | * | |
| 5ca23ed5 HS |
7 | * Utility functions |
| 8 | */ | |
| 9 | ||
| 10 | #include <efi_selftest.h> | |
| 11 | ||
| 262ff411 HS |
12 | struct efi_st_translate { |
| 13 | u16 code; | |
| 14 | u16 *text; | |
| 15 | }; | |
| 16 | ||
| 17 | static struct efi_st_translate efi_st_control_characters[] = { | |
| 18 | {0, L"Null"}, | |
| 19 | {8, L"BS"}, | |
| 20 | {9, L"TAB"}, | |
| 21 | {10, L"LF"}, | |
| 22 | {13, L"CR"}, | |
| 23 | {0, NULL}, | |
| 24 | }; | |
| 25 | ||
| 26 | static u16 efi_st_ch[] = L"' '"; | |
| 27 | static u16 efi_st_unknown[] = L"unknown"; | |
| 28 | ||
| 29 | static struct efi_st_translate efi_st_scan_codes[] = { | |
| 30 | {0x00, L"Null"}, | |
| 31 | {0x01, L"Up"}, | |
| 32 | {0x02, L"Down"}, | |
| 33 | {0x03, L"Right"}, | |
| 34 | {0x04, L"Left"}, | |
| 35 | {0x05, L"Home"}, | |
| 36 | {0x06, L"End"}, | |
| 37 | {0x07, L"Insert"}, | |
| 38 | {0x08, L"Delete"}, | |
| 39 | {0x09, L"Page Up"}, | |
| 40 | {0x0a, L"Page Down"}, | |
| 41 | {0x0b, L"FN 1"}, | |
| 42 | {0x0c, L"FN 2"}, | |
| 43 | {0x0d, L"FN 3"}, | |
| 44 | {0x0e, L"FN 4"}, | |
| 45 | {0x0f, L"FN 5"}, | |
| 46 | {0x10, L"FN 6"}, | |
| 47 | {0x11, L"FN 7"}, | |
| 48 | {0x12, L"FN 8"}, | |
| 49 | {0x13, L"FN 9"}, | |
| 50 | {0x14, L"FN 10"}, | |
| 51 | {0x15, L"FN 11"}, | |
| 52 | {0x16, L"FN 12"}, | |
| 53 | {0x17, L"Escape"}, | |
| 54 | {0x68, L"FN 13"}, | |
| 55 | {0x69, L"FN 14"}, | |
| 56 | {0x6a, L"FN 15"}, | |
| 57 | {0x6b, L"FN 16"}, | |
| 58 | {0x6c, L"FN 17"}, | |
| 59 | {0x6d, L"FN 18"}, | |
| 60 | {0x6e, L"FN 19"}, | |
| 61 | {0x6f, L"FN 20"}, | |
| 62 | {0x70, L"FN 21"}, | |
| 63 | {0x71, L"FN 22"}, | |
| 64 | {0x72, L"FN 23"}, | |
| 65 | {0x73, L"FN 24"}, | |
| 66 | {0x7f, L"Mute"}, | |
| 67 | {0x80, L"Volume Up"}, | |
| 68 | {0x81, L"Volume Down"}, | |
| 69 | {0x100, L"Brightness Up"}, | |
| 70 | {0x101, L"Brightness Down"}, | |
| 71 | {0x102, L"Suspend"}, | |
| 72 | {0x103, L"Hibernate"}, | |
| 73 | {0x104, L"Toggle Display"}, | |
| 74 | {0x105, L"Recovery"}, | |
| 75 | {0x106, L"Reject"}, | |
| 76 | {0x0, NULL}, | |
| 77 | }; | |
| 78 | ||
| 79 | u16 *efi_st_translate_char(u16 code) | |
| 80 | { | |
| 81 | struct efi_st_translate *tr; | |
| 82 | ||
| 83 | if (code >= ' ') { | |
| 84 | efi_st_ch[1] = code; | |
| 85 | return efi_st_ch; | |
| 86 | } | |
| 87 | for (tr = efi_st_control_characters; tr->text; ++tr) { | |
| 88 | if (tr->code == code) | |
| 89 | return tr->text; | |
| 90 | } | |
| 91 | return efi_st_unknown; | |
| 92 | } | |
| 93 | ||
| 94 | u16 *efi_st_translate_code(u16 code) | |
| 95 | { | |
| 96 | struct efi_st_translate *tr; | |
| 97 | ||
| 98 | for (tr = efi_st_scan_codes; tr->text; ++tr) { | |
| 99 | if (tr->code == code) | |
| 100 | return tr->text; | |
| 101 | } | |
| 102 | return efi_st_unknown; | |
| 103 | } | |
| 104 | ||
| 5ca23ed5 HS |
105 | int efi_st_memcmp(const void *buf1, const void *buf2, size_t length) |
| 106 | { | |
| 107 | const u8 *pos1 = buf1; | |
| 108 | const u8 *pos2 = buf2; | |
| 109 | ||
| 110 | for (; length; --length) { | |
| 111 | if (*pos1 != *pos2) | |
| c155dfeb | 112 | return *pos1 - *pos2; |
| 5ca23ed5 HS |
113 | ++pos1; |
| 114 | ++pos2; | |
| 115 | } | |
| 9a52a0f7 | 116 | return 0; |
| 5ca23ed5 | 117 | } |
| d78e40d6 HS |
118 | |
| 119 | int efi_st_strcmp_16_8(const u16 *buf1, const char *buf2) | |
| 120 | { | |
| 121 | for (; *buf1 || *buf2; ++buf1, ++buf2) { | |
| 122 | if (*buf1 != *buf2) | |
| 123 | return *buf1 - *buf2; | |
| 124 | } | |
| 125 | return 0; | |
| 126 | } |