/*- * Copyright (c) 2009, 2014 The FreeBSD Foundation * All rights reserved. * * This software was developed by Ed Schouten under sponsorship from the * FreeBSD Foundation. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. */ #include __FBSDID("$FreeBSD$"); #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #define VFNT_MAXGLYPHS 131072 #define VFNT_MAXDIMENSION 128 static unsigned int width = 8, wbytes, height = 16; struct glyph { TAILQ_ENTRY(glyph) g_list; SLIST_ENTRY(glyph) g_hash; uint8_t *g_data; unsigned int g_index; }; #define FONTCVT_NHASH 4096 TAILQ_HEAD(glyph_list, glyph); static SLIST_HEAD(, glyph) glyph_hash[FONTCVT_NHASH]; static struct glyph_list glyphs[VFNT_MAPS] = { TAILQ_HEAD_INITIALIZER(glyphs[0]), TAILQ_HEAD_INITIALIZER(glyphs[1]), TAILQ_HEAD_INITIALIZER(glyphs[2]), TAILQ_HEAD_INITIALIZER(glyphs[3]), }; static unsigned int glyph_total, glyph_count[4], glyph_unique, glyph_dupe; struct mapping { TAILQ_ENTRY(mapping) m_list; unsigned int m_char; unsigned int m_length; struct glyph *m_glyph; }; TAILQ_HEAD(mapping_list, mapping); static struct mapping_list maps[VFNT_MAPS] = { TAILQ_HEAD_INITIALIZER(maps[0]), TAILQ_HEAD_INITIALIZER(maps[1]), TAILQ_HEAD_INITIALIZER(maps[2]), TAILQ_HEAD_INITIALIZER(maps[3]), }; static unsigned int mapping_total, map_count[4], map_folded_count[4], mapping_unique, mapping_dupe; enum output_format { VT_FONT, /* default */ VT_C_SOURCE, /* C source for built in fonts */ VT_C_COMPRESSED /* C source with compressed font data */ }; struct whitelist { uint32_t c; uint32_t len; }; /* * Compressed font glyph list. To be used with boot loader, we need to have * ascii set and box drawing chars. */ static struct whitelist c_list[] = { { .c = 0, .len = 0 }, /* deault char */ { .c = 0x20, .len = 0x5f }, { .c = 0x2500, .len = 0 }, /* single frame */ { .c = 0x2502, .len = 0 }, { .c = 0x250c, .len = 0 }, { .c = 0x2510, .len = 0 }, { .c = 0x2514, .len = 0 }, { .c = 0x2518, .len = 0 }, { .c = 0x2550, .len = 1 }, /* double frame */ { .c = 0x2554, .len = 0 }, { .c = 0x2557, .len = 0 }, { .c = 0x255a, .len = 0 }, { .c = 0x255d, .len = 0 }, }; /* * Uncompressed source. For x86 we need cp437 so the vga text mode * can program font into the vga card. */ static struct whitelist s_list[] = { { .c = 0, .len = 0 }, /* deault char */ { .c = 0x20, .len = 0x5f }, /* ascii set */ { .c = 0xA0, .len = 0x5f }, /* latin 1 */ { .c = 0x0192, .len = 0 }, { .c = 0x0332, .len = 0 }, /* composing lower line */ { .c = 0x0393, .len = 0 }, { .c = 0x0398, .len = 0 }, { .c = 0x03A3, .len = 0 }, { .c = 0x03A6, .len = 0 }, { .c = 0x03A9, .len = 0 }, { .c = 0x03B1, .len = 1 }, { .c = 0x03B4, .len = 0 }, { .c = 0x03C0, .len = 0 }, { .c = 0x03C3, .len = 0 }, { .c = 0x03C4, .len = 0 }, { .c = 0x207F, .len = 0 }, { .c = 0x20A7, .len = 0 }, { .c = 0x2205, .len = 0 }, { .c = 0x220A, .len = 0 }, { .c = 0x2219, .len = 1 }, { .c = 0x221E, .len = 0 }, { .c = 0x2229, .len = 0 }, { .c = 0x2248, .len = 0 }, { .c = 0x2261, .len = 0 }, { .c = 0x2264, .len = 1 }, { .c = 0x2310, .len = 0 }, { .c = 0x2320, .len = 1 }, { .c = 0x2500, .len = 0 }, { .c = 0x2502, .len = 0 }, { .c = 0x250C, .len = 0 }, { .c = 0x2510, .len = 0 }, { .c = 0x2514, .len = 0 }, { .c = 0x2518, .len = 0 }, { .c = 0x251C, .len = 0 }, { .c = 0x2524, .len = 0 }, { .c = 0x252C, .len = 0 }, { .c = 0x2534, .len = 0 }, { .c = 0x253C, .len = 0 }, { .c = 0x2550, .len = 0x1c }, { .c = 0x2580, .len = 0 }, { .c = 0x2584, .len = 0 }, { .c = 0x2588, .len = 0 }, { .c = 0x258C, .len = 0 }, { .c = 0x2590, .len = 3 }, { .c = 0x25A0, .len = 0 }, }; static bool filter = true; static enum output_format format = VT_FONT; /* Type for write callback. */ typedef size_t (*vt_write)(const void *, size_t, size_t, FILE *); static uint8_t *uncompressed; static void usage(void) { (void)fprintf(stderr, "usage: vtfontcvt " "[-n] [-f font|source|compressed-source] [-w width] " "[-h height]\n\t[-v] normal.bdf [bold.bdf] out.fnt\n"); exit(1); } static void * xmalloc(size_t size) { void *m; if ((m = calloc(1, size)) == NULL) errx(1, "memory allocation failure"); return (m); } static int add_mapping(struct glyph *gl, unsigned int c, unsigned int map_idx) { struct mapping *mp, *mp_temp; struct mapping_list *ml; mapping_total++; mp = xmalloc(sizeof *mp); mp->m_char = c; mp->m_glyph = gl; mp->m_length = 0; ml = &maps[map_idx]; if (TAILQ_LAST(ml, mapping_list) == NULL || TAILQ_LAST(ml, mapping_list)->m_char < c) { /* Common case: empty list or new char at end of list. */ TAILQ_INSERT_TAIL(ml, mp, m_list); } else { /* Find insertion point for char; cannot be at end. */ TAILQ_FOREACH (mp_temp, ml, m_list) { if (mp_temp->m_char >= c) { TAILQ_INSERT_BEFORE(mp_temp, mp, m_list); break; } } } map_count[map_idx]++; mapping_unique++; return (0); } static int dedup_mapping(unsigned int map_idx) { struct mapping *mp_bold, *mp_normal, *mp_temp; unsigned normal_map_idx = map_idx - VFNT_MAP_BOLD; assert(map_idx == VFNT_MAP_BOLD || map_idx == VFNT_MAP_BOLD_RIGHT); mp_normal = TAILQ_FIRST(&maps[normal_map_idx]); TAILQ_FOREACH_SAFE (mp_bold, &maps[map_idx], m_list, mp_temp) { while (mp_normal->m_char < mp_bold->m_char) mp_normal = TAILQ_NEXT(mp_normal, m_list); if (mp_bold->m_char != mp_normal->m_char) errx(1, "Character %u not in normal font!", mp_bold->m_char); if (mp_bold->m_glyph != mp_normal->m_glyph) continue; /* No mapping is needed if it's equal to the normal mapping. */ TAILQ_REMOVE(&maps[map_idx], mp_bold, m_list); free(mp_bold); mapping_dupe++; } return (0); } static struct glyph * add_glyph(const uint8_t *bytes, unsigned int map_idx, int fallback) { struct glyph *gl; int hash; glyph_total++; glyph_count[map_idx]++; /* Return existing glyph if we have an identical one. */ hash = fnv_32_buf(bytes, wbytes * height, FNV1_32_INIT) % FONTCVT_NHASH; SLIST_FOREACH (gl, &glyph_hash[hash], g_hash) { if (memcmp(gl->g_data, bytes, wbytes * height) == 0) { glyph_dupe++; return (gl); } } /* Allocate new glyph. */ gl = xmalloc(sizeof *gl); gl->g_data = xmalloc(wbytes * height); memcpy(gl->g_data, bytes, wbytes * height); if (fallback) TAILQ_INSERT_HEAD(&glyphs[map_idx], gl, g_list); else TAILQ_INSERT_TAIL(&glyphs[map_idx], gl, g_list); SLIST_INSERT_HEAD(&glyph_hash[hash], gl, g_hash); glyph_unique++; if (glyph_unique > VFNT_MAXGLYPHS) errx(1, "too many glyphs (%u)", glyph_unique); return (gl); } static bool check_whitelist(unsigned c) { struct whitelist *w = NULL; int i, n = 0; if (filter == false) return (true); if (format == VT_C_SOURCE) { w = s_list; n = sizeof(s_list) / sizeof(s_list[0]); } if (format == VT_C_COMPRESSED) { w = c_list; n = sizeof(c_list) / sizeof(c_list[0]); } if (w == NULL) return (true); for (i = 0; i < n; i++) { if (c >= w[i].c && c <= w[i].c + w[i].len) return (true); } return (false); } static int add_char(unsigned curchar, unsigned map_idx, uint8_t *bytes, uint8_t *bytes_r) { struct glyph *gl; /* Prevent adding two glyphs for 0xFFFD */ if (curchar == 0xFFFD) { if (map_idx < VFNT_MAP_BOLD) gl = add_glyph(bytes, 0, 1); } else if (filter == false || curchar >= 0x20) { gl = add_glyph(bytes, map_idx, 0); if (add_mapping(gl, curchar, map_idx) != 0) return (1); if (bytes_r != NULL) { gl = add_glyph(bytes_r, map_idx + 1, 0); if (add_mapping(gl, curchar, map_idx + 1) != 0) return (1); } } return (0); } /* * Right-shift glyph row. */ static void rshift_row(uint8_t *buf, size_t len, size_t shift) { ssize_t i, off_byte = shift / 8; size_t off_bit = shift % 8; if (shift == 0) return; for (i = len - 1; i >= 0; i--) buf[i] = (i >= off_byte ? buf[i - off_byte] >> off_bit : 0) | (i > off_byte ? buf[i - off_byte - 1] << (8 - off_bit) : 0); } /* * Split double-width characters into left and right half. Single-width * characters in _left_ only. */ static int split_row(uint8_t *left, uint8_t *right, uint8_t *line, size_t w) { size_t s, i; s = wbytes * 8 - width; memcpy(left, line, wbytes); *(left + wbytes - 1) &= 0xFF << s; if (w > width) { /* Double-width character. */ uint8_t t; for (i = 0; i < wbytes; i++) { t = *(line + wbytes + i - 1); t <<= 8 - s; t |= *(line + wbytes + i) >> s; *(right + i) = t; } *(right + wbytes - 1) &= 0xFF << s; } return (0); } static void set_height(int h) { if (h <= 0 || h > VFNT_MAXDIMENSION) errx(1, "invalid height %d", h); height = h; } static void set_width(int w) { if (w <= 0 || w > VFNT_MAXDIMENSION) errx(1, "invalid width %d", w); width = w; wbytes = howmany(width, 8); } static int parse_bdf(FILE *fp, unsigned int map_idx) { char *ln, *p; size_t length; uint8_t *line, *bytes, *bytes_r; unsigned int curchar = 0, i, j, linenum = 0, bbwbytes; int bbw, bbh, bbox, bboy; /* Glyph bounding box. */ int fbbw = 0, fbbh, fbbox, fbboy; /* Font bounding box. */ int dwidth = 0, dwy = 0; int rv = -1; char spc = '\0'; /* * Step 1: Parse FONT logical font descriptor and FONTBOUNDINGBOX * bounding box. */ while ((ln = fgetln(fp, &length)) != NULL) { linenum++; ln[length - 1] = '\0'; if (strncmp(ln, "FONT ", 5) == 0) { p = ln + 5; i = 0; while ((p = strchr(p, '-')) != NULL) { p++; i++; if (i == 11) { spc = *p; break; } } } else if (strncmp(ln, "FONTBOUNDINGBOX ", 16) == 0) { if (sscanf(ln + 16, "%d %d %d %d", &fbbw, &fbbh, &fbbox, &fbboy) != 4) errx(1, "invalid FONTBOUNDINGBOX at line %u", linenum); set_width(fbbw); set_height(fbbh); break; } } if (fbbw == 0) errx(1, "broken font header"); if (spc != 'c' && spc != 'C') errx(1, "font spacing \"C\" (character cell) required"); /* Step 2: Validate DWIDTH (Device Width) of all glyphs. */ while ((ln = fgetln(fp, &length)) != NULL) { linenum++; ln[length - 1] = '\0'; if (strncmp(ln, "DWIDTH ", 7) == 0) { if (sscanf(ln + 7, "%d %d", &dwidth, &dwy) != 2) errx(1, "invalid DWIDTH at line %u", linenum); if (dwy != 0 || (dwidth != fbbw && dwidth * 2 != fbbw)) errx(1, "bitmap with unsupported DWIDTH %d %d at line %u", dwidth, dwy, linenum); if (dwidth < fbbw) set_width(dwidth); } } /* Step 3: Restart at the beginning of the file and read glyph data. */ dwidth = bbw = bbh = 0; rewind(fp); linenum = 0; bbwbytes = 0; /* GCC 4.2.1 "may be used uninitialized" workaround. */ bytes = xmalloc(wbytes * height); bytes_r = xmalloc(wbytes * height); line = xmalloc(wbytes * 2); while ((ln = fgetln(fp, &length)) != NULL) { linenum++; ln[length - 1] = '\0'; if (strncmp(ln, "ENCODING ", 9) == 0) { curchar = atoi(ln + 9); } else if (strncmp(ln, "DWIDTH ", 7) == 0) { dwidth = atoi(ln + 7); } else if (strncmp(ln, "BBX ", 4) == 0) { if (sscanf(ln + 4, "%d %d %d %d", &bbw, &bbh, &bbox, &bboy) != 4) errx(1, "invalid BBX at line %u", linenum); if (bbw < 1 || bbh < 1 || bbw > fbbw || bbh > fbbh || bbox < fbbox || bboy < fbboy || bbh + bboy > fbbh + fbboy) errx(1, "broken bitmap with BBX %d %d %d %d at line %u", bbw, bbh, bbox, bboy, linenum); bbwbytes = howmany(bbw, 8); } else if (strncmp(ln, "BITMAP", 6) == 0 && (ln[6] == ' ' || ln[6] == '\0')) { if (dwidth == 0 || bbw == 0 || bbh == 0) errx(1, "broken char header at line %u!", linenum); memset(bytes, 0, wbytes * height); memset(bytes_r, 0, wbytes * height); /* * Assume that the next _bbh_ lines are bitmap data. * ENDCHAR is allowed to terminate the bitmap * early but is not otherwise checked; any extra data * is ignored. */ for (i = (fbbh + fbboy) - (bbh + bboy); i < (unsigned int)((fbbh + fbboy) - bboy); i++) { if ((ln = fgetln(fp, &length)) == NULL) errx(1, "unexpected EOF"); linenum++; ln[length - 1] = '\0'; if (strcmp(ln, "ENDCHAR") == 0) break; if (strlen(ln) < bbwbytes * 2) errx(1, "broken bitmap at line %u", linenum); memset(line, 0, wbytes * 2); for (j = 0; j < bbwbytes; j++) { unsigned int val; if (sscanf(ln + j * 2, "%2x", &val) == 0) break; *(line + j) = (uint8_t)val; } rshift_row(line, wbytes * 2, bbox - fbbox); rv = split_row(bytes + i * wbytes, bytes_r + i * wbytes, line, dwidth); if (rv != 0) goto out; } if (check_whitelist(curchar) == true) { rv = add_char(curchar, map_idx, bytes, dwidth > (int)width ? bytes_r : NULL); if (rv != 0) goto out; } dwidth = bbw = bbh = 0; } } out: free(bytes); free(bytes_r); free(line); return (rv); } static int parse_hex(FILE *fp, unsigned int map_idx) { char *ln, *p; size_t length; uint8_t *bytes = NULL, *bytes_r = NULL, *line = NULL; unsigned curchar = 0, gwidth, gwbytes, i, j, chars_per_row; int rv = 0; while ((ln = fgetln(fp, &length)) != NULL) { ln[length - 1] = '\0'; if (strncmp(ln, "# Height: ", 10) == 0) { if (bytes != NULL) errx(1, "malformed input: Height tag after font data"); set_height(atoi(ln + 10)); } else if (strncmp(ln, "# Width: ", 9) == 0) { if (bytes != NULL) errx(1, "malformed input: Width tag after font data"); set_width(atoi(ln + 9)); } else if (sscanf(ln, "%6x:", &curchar)) { if (bytes == NULL) { bytes = xmalloc(wbytes * height); bytes_r = xmalloc(wbytes * height); line = xmalloc(wbytes * 2); } /* ln is guaranteed to have a colon here. */ p = strchr(ln, ':') + 1; chars_per_row = strlen(p) / height; if (chars_per_row < wbytes * 2) errx(1, "malformed input: broken bitmap, character %06x", curchar); gwidth = width * 2; gwbytes = howmany(gwidth, 8); if (chars_per_row < gwbytes * 2 || gwidth <= 8) { gwidth = width; /* Single-width character. */ gwbytes = wbytes; } for (i = 0; i < height; i++) { for (j = 0; j < gwbytes; j++) { unsigned int val; if (sscanf(p + j * 2, "%2x", &val) == 0) break; *(line + j) = (uint8_t)val; } rv = split_row(bytes + i * wbytes, bytes_r + i * wbytes, line, gwidth); if (rv != 0) goto out; p += gwbytes * 2; } if (check_whitelist(curchar) == true) { rv = add_char(curchar, map_idx, bytes, gwidth != width ? bytes_r : NULL); if (rv != 0) goto out; } } } out: free(bytes); free(bytes_r); free(line); return (rv); } static int parse_file(const char *filename, unsigned int map_idx) { FILE *fp; size_t len; int rv; fp = fopen(filename, "r"); if (fp == NULL) { perror(filename); return (1); } len = strlen(filename); if (len > 4 && strcasecmp(filename + len - 4, ".hex") == 0) rv = parse_hex(fp, map_idx); else rv = parse_bdf(fp, map_idx); fclose(fp); return (rv); } static void number_glyphs(void) { struct glyph *gl; unsigned int i, idx = 0; for (i = 0; i < VFNT_MAPS; i++) TAILQ_FOREACH (gl, &glyphs[i], g_list) gl->g_index = idx++; } /* Note we only deal with byte stream here. */ static size_t write_glyph_source(const void *ptr, size_t size, size_t nitems, FILE *stream) { const uint8_t *data = ptr; size_t i; size *= nitems; for (i = 0; i < size; i++) { if ((i % wbytes) == 0) { if (fprintf(stream, "\n") < 0) return (0); } if (fprintf(stream, "0x%02x, ", data[i]) < 0) return (0); } if (fprintf(stream, "\n") < 0) nitems = 0; return (nitems); } /* Write to buffer */ static size_t write_glyph_buf( const void *ptr, size_t size, size_t nitems, FILE *stream __unused) { static size_t index = 0; size *= nitems; (void)memmove(uncompressed + index, ptr, size); index += size; return (nitems); } static int write_glyphs(FILE *fp, vt_write cb) { struct glyph *gl; unsigned int i; for (i = 0; i < VFNT_MAPS; i++) { TAILQ_FOREACH (gl, &glyphs[i], g_list) if (cb(gl->g_data, wbytes * height, 1, fp) != 1) return (1); } return (0); } static void fold_mappings(unsigned int map_idx) { struct mapping_list *ml = &maps[map_idx]; struct mapping *mn, *mp, *mbase; mp = mbase = TAILQ_FIRST(ml); for (mp = mbase = TAILQ_FIRST(ml); mp != NULL; mp = mn) { mn = TAILQ_NEXT(mp, m_list); if (mn != NULL && mn->m_char == mp->m_char + 1 && mn->m_glyph->g_index == mp->m_glyph->g_index + 1) continue; mbase->m_length = mp->m_char - mbase->m_char + 1; mbase = mp = mn; map_folded_count[map_idx]++; } } static int write_mappings(FILE *fp, unsigned int map_idx) { struct mapping_list *ml = &maps[map_idx]; struct mapping *mp; vfnt_map_t fm; unsigned int i = 0, j = 0; TAILQ_FOREACH (mp, ml, m_list) { j++; if (mp->m_length > 0) { i += mp->m_length; fm.vfm_src = htobe32(mp->m_char); fm.vfm_dst = htobe16(mp->m_glyph->g_index); fm.vfm_len = htobe16(mp->m_length - 1); if (fwrite(&fm, sizeof fm, 1, fp) != 1) return (1); } } assert(i == j); return (0); } static int write_source_mappings(FILE *fp, unsigned int map_idx) { struct mapping_list *ml = &maps[map_idx]; struct mapping *mp; unsigned int i = 0, j = 0; TAILQ_FOREACH (mp, ml, m_list) { j++; if (mp->m_length > 0) { i += mp->m_length; if (fprintf(fp, "\t{ 0x%08x, 0x%04x, 0x%04x },\n", mp->m_char, mp->m_glyph->g_index, mp->m_length - 1) < 0) return (1); } } assert(i == j); return (0); } static int write_fnt(const char *filename) { FILE *fp; struct font_header fh = { .fh_magic = FONT_HEADER_MAGIC, }; fp = fopen(filename, "wb"); if (fp == NULL) { perror(filename); return (1); } fh.fh_width = width; fh.fh_height = height; fh.fh_glyph_count = htobe32(glyph_unique); fh.fh_map_count[0] = htobe32(map_folded_count[0]); fh.fh_map_count[1] = htobe32(map_folded_count[1]); fh.fh_map_count[2] = htobe32(map_folded_count[2]); fh.fh_map_count[3] = htobe32(map_folded_count[3]); if (fwrite(&fh, sizeof(fh), 1, fp) != 1) { perror(filename); fclose(fp); return (1); } if (write_glyphs(fp, &fwrite) != 0 || write_mappings(fp, VFNT_MAP_NORMAL) != 0 || write_mappings(fp, VFNT_MAP_NORMAL_RIGHT) != 0 || write_mappings(fp, VFNT_MAP_BOLD) != 0 || write_mappings(fp, VFNT_MAP_BOLD_RIGHT) != 0) { perror(filename); fclose(fp); return (1); } fclose(fp); return (0); } static int write_fnt_source(bool lz4, const char *filename) { FILE *fp; int rv = 1; size_t uncompressed_size = wbytes * height * glyph_unique; size_t compressed_size = uncompressed_size; uint8_t *compressed = NULL; fp = fopen(filename, "w"); if (fp == NULL) { perror(filename); return (1); } if (lz4 == true) { uncompressed = xmalloc(uncompressed_size); compressed = xmalloc(uncompressed_size); } if (fprintf(fp, "/* Generated %ux%u console font source. */\n\n", width, height) < 0) goto done; if (fprintf(fp, "#include \n") < 0) goto done; if (fprintf(fp, "#include \n") < 0) goto done; if (fprintf(fp, "#include \n\n") < 0) goto done; /* Write font bytes. */ if (fprintf( fp, "static uint8_t FONTDATA_%ux%u[] = {\n", width, height) < 0) goto done; if (lz4 == true) { if (write_glyphs(fp, &write_glyph_buf) != 0) goto done; compressed_size = lz4_compress(uncompressed, compressed, uncompressed_size, compressed_size, 0); if (write_glyph_source(compressed, compressed_size, 1, fp) != 1) goto done; free(uncompressed); free(compressed); } else { if (write_glyphs(fp, &write_glyph_source) != 0) goto done; } if (fprintf(fp, "};\n\n") < 0) goto done; /* Write font maps. */ if (!TAILQ_EMPTY(&maps[VFNT_MAP_NORMAL])) { if (fprintf(fp, "static vfnt_map_t " "FONTMAP_NORMAL_%ux%u[] = {\n", width, height) < 0) goto done; if (write_source_mappings(fp, VFNT_MAP_NORMAL) != 0) goto done; if (fprintf(fp, "};\n\n") < 0) goto done; } if (!TAILQ_EMPTY(&maps[VFNT_MAP_NORMAL_RIGHT])) { if (fprintf(fp, "static vfnt_map_t " "FONTMAP_NORMAL_RH_%ux%u[] = {\n", width, height) < 0) goto done; if (write_source_mappings(fp, VFNT_MAP_NORMAL_RIGHT) != 0) goto done; if (fprintf(fp, "};\n\n") < 0) goto done; } if (!TAILQ_EMPTY(&maps[VFNT_MAP_BOLD])) { if (fprintf(fp, "static vfnt_map_t " "FONTMAP_BOLD_%ux%u[] = {\n", width, height) < 0) goto done; if (write_source_mappings(fp, VFNT_MAP_BOLD) != 0) goto done; if (fprintf(fp, "};\n\n") < 0) goto done; } if (!TAILQ_EMPTY(&maps[VFNT_MAP_BOLD_RIGHT])) { if (fprintf(fp, "static vfnt_map_t " "FONTMAP_BOLD_RH_%ux%u[] = {\n", width, height) < 0) goto done; if (write_source_mappings(fp, VFNT_MAP_BOLD_RIGHT) != 0) goto done; if (fprintf(fp, "};\n\n") < 0) goto done; } /* Write struct font. */ if (fprintf(fp, "struct vt_font font_%ux%u = {\n", width, height) < 0) goto done; if (fprintf(fp, "\t.vf_map\t= {\n") < 0) goto done; if (TAILQ_EMPTY(&maps[VFNT_MAP_NORMAL])) { if (fprintf(fp, "\t\t\tNULL,\n") < 0) goto done; } else { if (fprintf( fp, "\t\t\tFONTMAP_NORMAL_%ux%u,\n", width, height) < 0) goto done; } if (TAILQ_EMPTY(&maps[VFNT_MAP_NORMAL_RIGHT])) { if (fprintf(fp, "\t\t\tNULL,\n") < 0) goto done; } else { if (fprintf(fp, "\t\t\tFONTMAP_NORMAL_RH_%ux%u,\n", width, height) < 0) goto done; } if (TAILQ_EMPTY(&maps[VFNT_MAP_BOLD])) { if (fprintf(fp, "\t\t\tNULL,\n") < 0) goto done; } else { if (fprintf(fp, "\t\t\tFONTMAP_BOLD_%ux%u,\n", width, height) < 0) goto done; } if (TAILQ_EMPTY(&maps[VFNT_MAP_BOLD_RIGHT])) { if (fprintf(fp, "\t\t\tNULL\n") < 0) goto done; } else { if (fprintf( fp, "\t\t\tFONTMAP_BOLD_RH_%ux%u\n", width, height) < 0) goto done; } if (fprintf(fp, "\t\t},\n") < 0) goto done; if (lz4 == true) { if (fprintf(fp, "\t.vf_bytes\t= NULL,\n") < 0) goto done; } else { if (fprintf(fp, "\t.vf_bytes\t= FONTDATA_%ux%u,\n", width, height) < 0) { goto done; } } if (fprintf(fp, "\t.vf_width\t= %u,\n", width) < 0) goto done; if (fprintf(fp, "\t.vf_height\t= %u,\n", height) < 0) goto done; if (fprintf(fp, "\t.vf_map_count\t= { %u, %u, %u, %u }\n", map_folded_count[0], map_folded_count[1], map_folded_count[2], map_folded_count[3]) < 0) { goto done; } if (fprintf(fp, "};\n\n") < 0) goto done; /* Write bitmap data. */ if (fprintf(fp, "vt_font_bitmap_data_t font_data_%ux%u = {\n", width, height) < 0) goto done; if (fprintf(fp, "\t.vfbd_width\t= %u,\n", width) < 0) goto done; if (fprintf(fp, "\t.vfbd_height\t= %u,\n", height) < 0) goto done; if (lz4 == true) { if (fprintf(fp, "\t.vfbd_compressed_size\t= %zu,\n", compressed_size) < 0) { goto done; } if (fprintf(fp, "\t.vfbd_uncompressed_size\t= %zu,\n", uncompressed_size) < 0) { goto done; } if (fprintf(fp, "\t.vfbd_compressed_data\t= FONTDATA_%ux%u,\n", width, height) < 0) { goto done; } } else { if (fprintf(fp, "\t.vfbd_compressed_size\t= 0,\n") < 0) goto done; if (fprintf(fp, "\t.vfbd_uncompressed_size\t= %zu,\n", uncompressed_size) < 0) { goto done; } if (fprintf(fp, "\t.vfbd_compressed_data\t= NULL,\n") < 0) goto done; } if (fprintf(fp, "\t.vfbd_font = &font_%ux%u\n", width, height) < 0) goto done; if (fprintf(fp, "};\n") < 0) goto done; rv = 0; done: if (rv != 0) perror(filename); fclose(fp); return (0); } static void print_font_info(void) { printf("Statistics:\n" "- width: %6u\n" "- height: %6u\n" "- glyph_total: %6u\n" "- glyph_normal: %6u\n" "- glyph_normal_right: %6u\n" "- glyph_bold: %6u\n" "- glyph_bold_right: %6u\n" "- glyph_unique: %6u\n" "- glyph_dupe: %6u\n" "- mapping_total: %6u\n" "- mapping_normal: %6u\n" "- mapping_normal_folded: %6u\n" "- mapping_normal_right: %6u\n" "- mapping_normal_right_folded: %6u\n" "- mapping_bold: %6u\n" "- mapping_bold_folded: %6u\n" "- mapping_bold_right: %6u\n" "- mapping_bold_right_folded: %6u\n" "- mapping_unique: %6u\n" "- mapping_dupe: %6u\n", width, height, glyph_total, glyph_count[0], glyph_count[1], glyph_count[2], glyph_count[3], glyph_unique, glyph_dupe, mapping_total, map_count[0], map_folded_count[0], map_count[1], map_folded_count[1], map_count[2], map_folded_count[2], map_count[3], map_folded_count[3], mapping_unique, mapping_dupe); } int main(int argc, char *argv[]) { int ch, verbose = 0, rv = 0; char *outfile = NULL; assert(sizeof(struct font_header) == 32); assert(sizeof(vfnt_map_t) == 8); while ((ch = getopt(argc, argv, "nf:h:vw:o:")) != -1) { switch (ch) { case 'f': if (strcmp(optarg, "font") == 0) format = VT_FONT; else if (strcmp(optarg, "source") == 0) format = VT_C_SOURCE; else if (strcmp(optarg, "compressed-source") == 0) format = VT_C_COMPRESSED; else errx(1, "Invalid format: %s", optarg); break; case 'h': height = atoi(optarg); break; case 'n': filter = false; break; case 'o': outfile = optarg; break; case 'v': verbose = 1; break; case 'w': width = atoi(optarg); break; case '?': default: usage(); } } argc -= optind; argv += optind; if (outfile == NULL && (argc < 2 || argc > 3)) usage(); if (outfile == NULL) { outfile = argv[argc - 1]; argc--; } set_width(width); set_height(height); if (parse_file(argv[0], VFNT_MAP_NORMAL) != 0) return (1); argc--; argv++; if (argc == 1) { if (parse_file(argv[0], VFNT_MAP_BOLD) != 0) return (1); argc--; argv++; } number_glyphs(); dedup_mapping(VFNT_MAP_BOLD); dedup_mapping(VFNT_MAP_BOLD_RIGHT); fold_mappings(0); fold_mappings(1); fold_mappings(2); fold_mappings(3); switch (format) { case VT_FONT: rv = write_fnt(outfile); break; case VT_C_SOURCE: rv = write_fnt_source(false, outfile); break; case VT_C_COMPRESSED: rv = write_fnt_source(true, outfile); break; } if (verbose) print_font_info(); return (rv); }