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-rw-r--r--abs/core-testing/mkinitcpio-busybox/loadfont-setfont-optional-psf2-font-support.patch453
1 files changed, 0 insertions, 453 deletions
diff --git a/abs/core-testing/mkinitcpio-busybox/loadfont-setfont-optional-psf2-font-support.patch b/abs/core-testing/mkinitcpio-busybox/loadfont-setfont-optional-psf2-font-support.patch
deleted file mode 100644
index a7592de..0000000
--- a/abs/core-testing/mkinitcpio-busybox/loadfont-setfont-optional-psf2-font-support.patch
+++ /dev/null
@@ -1,453 +0,0 @@
-From 8ce1dc03c1b2b61e51527b987579c09c991cc4b2 Mon Sep 17 00:00:00 2001
-From: Harald Becker <ralda@gmx.de>
-Date: Sun, 21 Feb 2010 12:10:26 +0000
-Subject: loadfont/setfont: optional PSF2 font support
-
-Signed-off-by: Harald Becker <ralda@gmx.de>
-Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
----
-diff --git a/console-tools/Config.in b/console-tools/Config.in
-index cd0a931..195685b 100644
---- a/console-tools/Config.in
-+++ b/console-tools/Config.in
-@@ -135,4 +135,21 @@ config SHOWKEY
- help
- Shows keys pressed.
-
-+comment "Common options for loadfont and setfont"
-+ depends on LOADFONT || SETFONT
-+
-+config FEATURE_LOADFONT_PSF2
-+ bool "Support for PSF2 console fonts"
-+ default n
-+ depends on LOADFONT || SETFONT
-+ help
-+ Support PSF2 console fonts.
-+
-+config FEATURE_LOADFONT_RAW
-+ bool "Support for old (raw) console fonts"
-+ default n
-+ depends on LOADFONT || SETFONT
-+ help
-+ Support old (raw) console fonts.
-+
- endmenu
-diff --git a/console-tools/loadfont.c b/console-tools/loadfont.c
-index e833474..e51142c 100644
---- a/console-tools/loadfont.c
-+++ b/console-tools/loadfont.c
-@@ -13,7 +13,7 @@
- #include <sys/kd.h>
-
- #ifndef KDFONTOP
--#define KDFONTOP 0x4B72
-+# define KDFONTOP 0x4B72
- struct console_font_op {
- unsigned op; /* KD_FONT_OP_* */
- unsigned flags; /* KD_FONT_FLAG_* */
-@@ -21,91 +21,137 @@ struct console_font_op {
- unsigned charcount;
- unsigned char *data; /* font data with height fixed to 32 */
- };
--
--#define KD_FONT_OP_SET 0 /* Set font */
--#define KD_FONT_OP_GET 1 /* Get font */
--#define KD_FONT_OP_SET_DEFAULT 2 /* Set font to default,
-- data points to name / NULL */
--#define KD_FONT_OP_COPY 3 /* Copy from another console */
--
--#define KD_FONT_FLAG_OLD 0x80000000 /* Invoked via old interface */
--#define KD_FONT_FLAG_DONT_RECALC 1 /* Don't call adjust_height() */
-+# define KD_FONT_OP_SET 0 /* Set font */
-+# define KD_FONT_OP_GET 1 /* Get font */
-+# define KD_FONT_OP_SET_DEFAULT 2 /* Set font to default, data points to name / NULL */
-+# define KD_FONT_OP_COPY 3 /* Copy from another console */
-+# define KD_FONT_FLAG_OLD 0x80000000 /* Invoked via old interface */
-+# define KD_FONT_FLAG_DONT_RECALC 1 /* Don't call adjust_height() */
- /* (Used internally for PIO_FONT support) */
- #endif /* KDFONTOP */
-
-
- enum {
-- PSF_MAGIC1 = 0x36,
-- PSF_MAGIC2 = 0x04,
--
-- PSF_MODE512 = 0x01,
-- PSF_MODEHASTAB = 0x02,
-- PSF_MAXMODE = 0x03,
-- PSF_SEPARATOR = 0xffff
-+ PSF1_MAGIC0 = 0x36,
-+ PSF1_MAGIC1 = 0x04,
-+ PSF1_MODE512 = 0x01,
-+ PSF1_MODEHASTAB = 0x02,
-+ PSF1_MODEHASSEQ = 0x04,
-+ PSF1_MAXMODE = 0x05,
-+ PSF1_STARTSEQ = 0xfffe,
-+ PSF1_SEPARATOR = 0xffff,
- };
-
--struct psf_header {
-- unsigned char magic1, magic2; /* Magic number */
-+struct psf1_header {
-+ unsigned char magic[2]; /* Magic number */
- unsigned char mode; /* PSF font mode */
- unsigned char charsize; /* Character size */
- };
-
--#define PSF_MAGIC_OK(x) ((x)->magic1 == PSF_MAGIC1 && (x)->magic2 == PSF_MAGIC2)
-+#define psf1h(x) ((struct psf1_header*)(x))
-+
-+#define PSF1_MAGIC_OK(x) ( \
-+ (x)->magic[0] == PSF1_MAGIC0 \
-+ && (x)->magic[1] == PSF1_MAGIC1 \
-+)
-+
-+#if ENABLE_FEATURE_LOADFONT_PSF2
-+enum {
-+ PSF2_MAGIC0 = 0x72,
-+ PSF2_MAGIC1 = 0xb5,
-+ PSF2_MAGIC2 = 0x4a,
-+ PSF2_MAGIC3 = 0x86,
-+ PSF2_HAS_UNICODE_TABLE = 0x01,
-+ PSF2_MAXVERSION = 0,
-+ PSF2_STARTSEQ = 0xfe,
-+ PSF2_SEPARATOR = 0xff
-+};
-+
-+struct psf2_header {
-+ unsigned char magic[4];
-+ unsigned int version;
-+ unsigned int headersize; /* offset of bitmaps in file */
-+ unsigned int flags;
-+ unsigned int length; /* number of glyphs */
-+ unsigned int charsize; /* number of bytes for each character */
-+ unsigned int height; /* max dimensions of glyphs */
-+ unsigned int width; /* charsize = height * ((width + 7) / 8) */
-+};
-+
-+#define psf2h(x) ((struct psf2_header*)(x))
-+
-+#define PSF2_MAGIC_OK(x) ( \
-+ (x)->magic[0] == PSF2_MAGIC0 \
-+ && (x)->magic[1] == PSF2_MAGIC1 \
-+ && (x)->magic[2] == PSF2_MAGIC2 \
-+ && (x)->magic[3] == PSF2_MAGIC3 \
-+)
-+#endif /* ENABLE_FEATURE_LOADFONT_PSF2 */
-
--static void do_loadfont(int fd, unsigned char *inbuf, int unit, int fontsize)
-+
-+static void do_loadfont(int fd, unsigned char *inbuf, int height, int width, int charsize, int fontsize)
- {
-- char *buf;
-+ unsigned char *buf;
-+ int charwidth = 32 * ((width+7)/8);
- int i;
-
-- if (unit < 1 || unit > 32)
-- bb_error_msg_and_die("bad character size %d", unit);
-+ if (height < 1 || height > 32 || width < 1 || width > 32)
-+ bb_error_msg_and_die("bad character size %dx%d", height, width);
-
-- buf = xzalloc(16 * 1024);
-+ buf = xzalloc(charwidth * ((fontsize < 128) ? 128 : fontsize));
- for (i = 0; i < fontsize; i++)
-- memcpy(buf + (32 * i), inbuf + (unit * i), unit);
-+ memcpy(buf + (i*charwidth), inbuf + (i*charsize), charsize);
-
- { /* KDFONTOP */
- struct console_font_op cfo;
--
- cfo.op = KD_FONT_OP_SET;
- cfo.flags = 0;
-- cfo.width = 8;
-- cfo.height = unit;
-+ cfo.width = width;
-+ cfo.height = height;
- cfo.charcount = fontsize;
-- cfo.data = (void*)buf;
--#if 0
-- if (!ioctl_or_perror(fd, KDFONTOP, &cfo, "KDFONTOP ioctl failed (will try PIO_FONTX)"))
-- goto ret; /* success */
--#else
-+ cfo.data = buf;
- xioctl(fd, KDFONTOP, &cfo);
--#endif
- }
-
--#if 0
--/* These ones do not honour -C tty (they set font on current tty regardless)
-- * On x86, this distinction is visible on framebuffer consoles
-- * (regular character consoles may have only one shared font anyway)
-- */
--#if defined(PIO_FONTX) && !defined(__sparc__)
-- {
-- struct consolefontdesc cfd;
--
-- cfd.charcount = fontsize;
-- cfd.charheight = unit;
-- cfd.chardata = buf;
--
-- if (!ioctl_or_perror(fd, PIO_FONTX, &cfd, "PIO_FONTX ioctl failed (will try PIO_FONT)"))
-- goto ret; /* success */
-- }
--#endif
-- xioctl(fd, PIO_FONT, buf);
-- ret:
--#endif /* 0 */
- free(buf);
- }
-
--static void do_loadtable(int fd, unsigned char *inbuf, int tailsz, int fontsize)
-+/*
-+ * Format of the Unicode information:
-+ *
-+ * For each font position <uc>*<seq>*<term>
-+ * where <uc> is a 2-byte little endian Unicode value (PSF1)
-+ * or an UTF-8 coded value (PSF2),
-+ * <seq> = <ss><uc><uc>*, <ss> = psf1 ? 0xFFFE : 0xFE,
-+ * <term> = psf1 ? 0xFFFF : 0xFF.
-+ * and * denotes zero or more occurrences of the preceding item.
-+ *
-+ * Semantics:
-+ * The leading <uc>* part gives Unicode symbols that are all
-+ * represented by this font position. The following sequences
-+ * are sequences of Unicode symbols - probably a symbol
-+ * together with combining accents - also represented by
-+ * this font position.
-+ *
-+ * Example:
-+ * At the font position for a capital A-ring glyph, we
-+ * may have:
-+ * 00C5,212B,FFFE,0041,030A,FFFF
-+ * Some font positions may be described by sequences only,
-+ * namely when there is no precomposed Unicode value for the glyph.
-+ */
-+#if !ENABLE_FEATURE_LOADFONT_PSF2
-+#define do_loadtable(fd, inbuf, tailsz, fontsize, psf2) \
-+ do_loadtable(fd, inbuf, tailsz, fontsize)
-+#endif
-+static void do_loadtable(int fd, unsigned char *inbuf, int tailsz, int fontsize, int psf2)
- {
-+#if !ENABLE_FEATURE_LOADFONT_PSF2
-+/* gcc 4.3.1 code size: */
-+# define psf2 0 /* +0 bytes */
-+// const int psf2 = 0; /* +8 bytes */
-+// enum { psf2 = 0 }; /* +13 bytes */
-+#endif
- struct unimapinit advice;
- struct unimapdesc ud;
- struct unipair *up;
-@@ -114,15 +160,48 @@ static void do_loadtable(int fd, unsigned char *inbuf, int tailsz, int fontsize)
- uint16_t unicode;
-
- maxct = tailsz; /* more than enough */
-- up = xmalloc(maxct * sizeof(struct unipair));
-+ up = xmalloc(maxct * sizeof(*up));
-
- for (glyph = 0; glyph < fontsize; glyph++) {
-- while (tailsz >= 2) {
-- unicode = (((uint16_t) inbuf[1]) << 8) + inbuf[0];
-- tailsz -= 2;
-- inbuf += 2;
-- if (unicode == PSF_SEPARATOR)
-- break;
-+ while (tailsz > 0) {
-+ if (!psf2) { /* PSF1 */
-+ unicode = (((uint16_t) inbuf[1]) << 8) + inbuf[0];
-+ tailsz -= 2;
-+ inbuf += 2;
-+ if (unicode == PSF1_SEPARATOR)
-+ break;
-+ } else { /* PSF2 */
-+#if ENABLE_FEATURE_LOADFONT_PSF2
-+ --tailsz;
-+ unicode = *inbuf++;
-+ if (unicode == PSF2_SEPARATOR) {
-+ break;
-+ } else if (unicode == PSF2_STARTSEQ) {
-+ bb_error_msg_and_die("unicode sequences not implemented");
-+ } else if (unicode >= 0xC0) {
-+ if (unicode >= 0xFC)
-+ unicode &= 0x01, maxct = 5;
-+ else if (unicode >= 0xF8)
-+ unicode &= 0x03, maxct = 4;
-+ else if (unicode >= 0xF0)
-+ unicode &= 0x07, maxct = 3;
-+ else if (unicode >= 0xE0)
-+ unicode &= 0x0F, maxct = 2;
-+ else
-+ unicode &= 0x1F, maxct = 1;
-+ do {
-+ if (tailsz <= 0 || *inbuf < 0x80 || *inbuf > 0xBF)
-+ bb_error_msg_and_die("illegal UTF-8 character");
-+ --tailsz;
-+ unicode = (unicode << 6) + (*inbuf++ & 0x3F);
-+ } while (--maxct > 0);
-+ } else if (unicode >= 0x80) {
-+ bb_error_msg_and_die("illegal UTF-8 character");
-+ }
-+#else
-+ return;
-+#endif
-+ }
- up[ct].unicode = unicode;
- up[ct].fontpos = glyph;
- ct++;
-@@ -139,58 +218,78 @@ static void do_loadtable(int fd, unsigned char *inbuf, int tailsz, int fontsize)
- ud.entry_ct = ct;
- ud.entries = up;
- xioctl(fd, PIO_UNIMAP, &ud);
-+#undef psf2
- }
-
--static void do_load(int fd, struct psf_header *psfhdr, size_t len)
-+static void do_load(int fd, unsigned char *buffer, size_t len)
- {
-- int unit;
-- int fontsize;
-- int hastable;
-- unsigned head0, head = head;
--
-- /* test for psf first */
-- if (len >= sizeof(struct psf_header) && PSF_MAGIC_OK(psfhdr)) {
-- if (psfhdr->mode > PSF_MAXMODE)
-+ int height;
-+ int width = 8;
-+ int charsize;
-+ int fontsize = 256;
-+ int has_table = 0;
-+ unsigned char *font = buffer;
-+ unsigned char *table;
-+
-+ if (len >= sizeof(struct psf1_header) && PSF1_MAGIC_OK(psf1h(buffer))) {
-+ if (psf1h(buffer)->mode > PSF1_MAXMODE)
- bb_error_msg_and_die("unsupported psf file mode");
-- fontsize = ((psfhdr->mode & PSF_MODE512) ? 512 : 256);
--#if !defined(PIO_FONTX) || defined(__sparc__)
-- if (fontsize != 256)
-- bb_error_msg_and_die("only fontsize 256 supported");
-+ if (psf1h(buffer)->mode & PSF1_MODE512)
-+ fontsize = 512;
-+ if (psf1h(buffer)->mode & PSF1_MODEHASTAB)
-+ has_table = 1;
-+ height = charsize = psf1h(buffer)->charsize;
-+ font += sizeof(struct psf1_header);
-+ } else
-+#if ENABLE_FEATURE_LOADFONT_PSF2
-+ if (len >= sizeof(struct psf2_header) && PSF2_MAGIC_OK(psf2h(buffer))) {
-+ if (psf2h(buffer)->version > PSF2_MAXVERSION)
-+ bb_error_msg_and_die("unsupported psf file version");
-+ fontsize = psf2h(buffer)->length;
-+ if (psf2h(buffer)->flags & PSF2_HAS_UNICODE_TABLE)
-+ has_table = 2;
-+ charsize = psf2h(buffer)->charsize;
-+ height = psf2h(buffer)->height;
-+ width = psf2h(buffer)->width;
-+ font += psf2h(buffer)->headersize;
-+ } else
- #endif
-- hastable = (psfhdr->mode & PSF_MODEHASTAB);
-- unit = psfhdr->charsize;
-- head0 = sizeof(struct psf_header);
--
-- head = head0 + fontsize * unit;
-- if (head > len || (!hastable && head != len))
-- bb_error_msg_and_die("input file: bad length");
-- } else {
-- /* file with three code pages? */
-- if (len == 9780) {
-- head0 = 40;
-- unit = 16;
-- } else {
-- /* bare font */
-- if (len & 0377)
-- bb_error_msg_and_die("input file: bad length");
-- head0 = 0;
-- unit = len / 256;
-- }
-- fontsize = 256;
-- hastable = 0;
-+#if ENABLE_FEATURE_LOADFONT_RAW
-+ if (len == 9780) { /* file with three code pages? */
-+ charsize = height = 16;
-+ font += 40;
-+ } else if ((len & 0377) == 0) { /* bare font */
-+ charsize = height = len / 256;
-+ } else
-+#endif
-+ {
-+ bb_error_msg_and_die("input file: bad length or unsupported font type");
- }
-
-- do_loadfont(fd, (unsigned char *)psfhdr + head0, unit, fontsize);
-- if (hastable)
-- do_loadtable(fd, (unsigned char *)psfhdr + head, len - head, fontsize);
-+#if !defined(PIO_FONTX) || defined(__sparc__)
-+ if (fontsize != 256)
-+ bb_error_msg_and_die("only fontsize 256 supported");
-+#endif
-+
-+ table = font + fontsize * charsize;
-+ buffer += len;
-+
-+ if (table > buffer || (!has_table && table != buffer))
-+ bb_error_msg_and_die("input file: bad length");
-+
-+ do_loadfont(fd, font, height, width, charsize, fontsize);
-+
-+ if (has_table)
-+ do_loadtable(fd, table, buffer - table, fontsize, has_table - 1);
- }
-
-+
- #if ENABLE_LOADFONT
- int loadfont_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
- int loadfont_main(int argc UNUSED_PARAM, char **argv)
- {
- size_t len;
-- struct psf_header *psfhdr;
-+ unsigned char *buffer;
-
- // no arguments allowed!
- opt_complementary = "=0";
-@@ -202,11 +301,11 @@ int loadfont_main(int argc UNUSED_PARAM, char **argv)
- * just read the entire file.
- */
- len = 32*1024; // can't be larger
-- psfhdr = xmalloc_read(STDIN_FILENO, &len);
-+ buffer = xmalloc_read(STDIN_FILENO, &len);
- // xmalloc_open_zipped_read_close(filename, &len);
-- if (!psfhdr)
-+ if (!buffer)
- bb_perror_msg_and_die("error reading input font");
-- do_load(get_console_fd_or_die(), psfhdr, len);
-+ do_load(get_console_fd_or_die(), buffer, len);
-
- return EXIT_SUCCESS;
- }
-@@ -269,7 +368,7 @@ int setfont_main(int argc UNUSED_PARAM, char **argv)
- size_t len;
- unsigned opts;
- int fd;
-- struct psf_header *psfhdr;
-+ unsigned char *buffer;
- char *mapfilename;
- const char *tty_name = CURRENT_TTY;
-
-@@ -287,10 +386,10 @@ int setfont_main(int argc UNUSED_PARAM, char **argv)
- }
- // load font
- len = 32*1024; // can't be larger
-- psfhdr = xmalloc_open_zipped_read_close(*argv, &len);
-- if (!psfhdr)
-+ buffer = xmalloc_open_zipped_read_close(*argv, &len);
-+ if (!buffer)
- bb_simple_perror_msg_and_die(*argv);
-- do_load(fd, psfhdr, len);
-+ do_load(fd, buffer, len);
-
- // load the screen map, if any
- if (opts & 1) { // -m
---
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