| 1 | /* ----------------------------------------------------------------------- * |
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| 2 | * |
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| 3 | * Copyright 2004-2008 H. Peter Anvin - All Rights Reserved |
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| 4 | * |
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| 5 | * This program is free software; you can redistribute it and/or modify |
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| 6 | * it under the terms of the GNU General Public License as published by |
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| 7 | * the Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, |
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| 8 | * Boston MA 02110-1301, USA; either version 2 of the License, or |
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| 9 | * (at your option) any later version; incorporated herein by reference. |
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| 10 | * |
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| 11 | * ----------------------------------------------------------------------- */ |
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| 12 | |
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| 13 | #include <ctype.h> |
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| 14 | #include <string.h> |
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| 15 | #include <stdlib.h> |
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| 16 | #include <stdio.h> |
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| 17 | #include <consoles.h> |
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| 18 | #include <getkey.h> |
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| 19 | #include <minmax.h> |
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| 20 | #include <setjmp.h> |
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| 21 | #include <limits.h> |
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| 22 | #include <sha1.h> |
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| 23 | #include <base64.h> |
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| 24 | #include <colortbl.h> |
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| 25 | #ifdef __COM32__ |
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| 26 | #include <com32.h> |
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| 27 | #endif |
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| 28 | |
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| 29 | #include "menu.h" |
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| 30 | |
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| 31 | static int draw_message_file(const char *filename) |
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| 32 | { |
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| 33 | FILE *f; |
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| 34 | int ch; |
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| 35 | enum msgname_state { |
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| 36 | st_init, /* Base state */ |
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| 37 | st_si_1, /* <SI> digit 1 */ |
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| 38 | st_si_2, /* <SI> digit 2 */ |
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| 39 | st_skipline, /* Skip until NL */ |
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| 40 | } state = st_init; |
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| 41 | int eof = 0; |
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| 42 | int attr = 0; |
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| 43 | |
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| 44 | f = fopen(filename, "r"); |
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| 45 | if (!f) |
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| 46 | return -1; |
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| 47 | |
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| 48 | /* Clear screen, hide cursor, default attribute */ |
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| 49 | printf("\033e\033%%@\033)0\033(B\3#%03d\033[?25l\033[2J\033[H", |
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| 50 | message_base_color + 0x07); |
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| 51 | |
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| 52 | while (!eof && (ch = getc(f)) != EOF) { |
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| 53 | switch (state) { |
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| 54 | case st_init: |
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| 55 | switch (ch) { |
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| 56 | case '\f': |
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| 57 | fputs("\033[2J\033[H", stdout); |
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| 58 | break; |
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| 59 | case 15: /* SI */ |
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| 60 | state = st_si_1; |
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| 61 | break; |
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| 62 | case 24: |
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| 63 | state = st_skipline; |
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| 64 | break; |
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| 65 | case 26: |
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| 66 | eof = 1; |
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| 67 | break; |
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| 68 | case '\a': |
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| 69 | case '\n': |
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| 70 | case '\r': |
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| 71 | putchar(ch); |
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| 72 | break; |
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| 73 | default: |
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| 74 | if (ch >= 32) |
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| 75 | putchar(ch); |
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| 76 | break; |
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| 77 | } |
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| 78 | break; |
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| 79 | |
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| 80 | case st_si_1: |
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| 81 | attr = hexval(ch) << 4; |
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| 82 | state = st_si_2; |
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| 83 | break; |
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| 84 | |
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| 85 | case st_si_2: |
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| 86 | attr |= hexval(ch); |
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| 87 | printf("\3#%03d", attr + message_base_color); |
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| 88 | state = st_init; |
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| 89 | break; |
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| 90 | |
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| 91 | case st_skipline: |
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| 92 | if (ch == '\n') |
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| 93 | state = st_init; |
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| 94 | break; |
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| 95 | } |
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| 96 | } |
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| 97 | |
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| 98 | fclose(f); |
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| 99 | return 0; |
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| 100 | } |
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| 101 | |
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| 102 | int show_message_file(const char *filename, const char *background) |
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| 103 | { |
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| 104 | int rv = KEY_NONE; |
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| 105 | const char *old_background = NULL; |
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| 106 | |
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| 107 | if (background) { |
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| 108 | old_background = current_background; |
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| 109 | set_background(background); |
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| 110 | } |
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| 111 | |
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| 112 | if (!(rv = draw_message_file(filename))) |
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| 113 | rv = mygetkey(0); /* Wait for keypress */ |
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| 114 | |
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| 115 | if (old_background) |
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| 116 | set_background(old_background); |
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| 117 | |
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| 118 | return rv; |
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| 119 | } |
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