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sanity check font files
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parent
0acf59403f
commit
b0860ceca3
33
tdfiglet.c
33
tdfiglet.c
@ -59,7 +59,7 @@ typedef struct glyph_s {
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cell_t *cell;
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} glyph_t;
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typedef struct __attribute__((packed)) font_s {
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typedef struct font_s {
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uint8_t namelen;
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uint8_t *name;
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uint8_t fonttype;
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@ -71,16 +71,8 @@ typedef struct __attribute__((packed)) font_s {
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uint8_t height;
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} font_t;
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char *magic = "\x13TheDraw FONTS file\x1a";
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char *charlist = "!\"#$%&'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNO"
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"PQRSTUVWXYZ[\\]^_`abcdefghijklmnopqrstuvwxyz{|}~";
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/* thedraw colors DRK BRT BRT BRT RED BRT */
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/* thedraw colors BLK BLU GRN CYN RED MAG BRN GRY GRY BLU GRN CYN RED PNK YLW WHT */
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uint8_t fgacolors[] = {30, 34, 32, 36, 31, 35, 33, 37, 90, 94, 92, 96, 91, 95, 93, 97};
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uint8_t bgacolors[] = {40, 44, 42, 46, 41, 45, 43, 47};
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uint8_t fgmcolors[] = { 1, 2, 3, 10, 5, 6, 7, 15, 14, 12, 9, 11, 4, 13, 8, 0};
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uint8_t bgmcolors[] = { 1, 2, 3, 10, 5, 6, 7, 15, 14, 12, 9, 11, 4, 13, 8, 0};
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const char *charlist = "!\"#$%&'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNO"
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"PQRSTUVWXYZ[\\]^_`abcdefghijklmnopqrstuvwxyz{|}~";
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void usage(void);
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font_t *loadfont(char *fn);
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@ -211,6 +203,8 @@ font_t
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size_t len;
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uint8_t *p;
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const char *magic = "\x13TheDraw FONTS file\x1a";
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fd = open(fn, O_RDONLY);
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if (opt.info) {
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@ -263,7 +257,13 @@ font_t
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printf("font: %s\nchar list: ", font->name);
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}
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for (int i = 0; i < NUM_CHARS; i++)
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for (int i = 0; i < NUM_CHARS; i++) {
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/* check for invalid glyph addresses */
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if (charlist[i] + &map[233] > map + st.st_size) {
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perror(NULL);
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exit(EX_NOINPUT);
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}
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if (lookupchar(charlist[i], font) > -1) {
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if (opt.info) {
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@ -275,6 +275,7 @@ font_t
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font->height = *p;
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}
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}
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}
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if (opt.info) {
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printf("\n");
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@ -406,9 +407,17 @@ ibmtoutf8(char *a, char *u)
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void
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printcolor(uint8_t color)
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{
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uint8_t fg = color & 0x0f;
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uint8_t bg = (color & 0xf0) >> 4;
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/* thedraw colors DRK BRT BRT BRT RED BRT */
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/* thedraw colors BLK BLU GRN CYN RED MAG BRN GRY GRY BLU GRN CYN RED PNK YLW WHT */
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uint8_t fgacolors[] = {30, 34, 32, 36, 31, 35, 33, 37, 90, 94, 92, 96, 91, 95, 93, 97};
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uint8_t bgacolors[] = {40, 44, 42, 46, 41, 45, 43, 47};
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uint8_t fgmcolors[] = { 1, 2, 3, 10, 5, 6, 7, 15, 14, 12, 9, 11, 4, 13, 8, 0};
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uint8_t bgmcolors[] = { 1, 2, 3, 10, 5, 6, 7, 15, 14, 12, 9, 11, 4, 13, 8, 0};
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if (opt.color == COLOR_ANSI) {
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printf("\x1b[");
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printf("%d;", fgacolors[fg]);
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