[PATCH v2 1/2] bin2c: Import from RTEMS
Sebastian Huber
sebastian.huber at embedded-brains.de
Thu Jun 14 05:28:52 UTC 2018
Corresponding RTEMS commit is 75933d5d25cd50f80162b7a0d2f66a5534e1763f.
Update #3380.
---
misc/bin2c/compat.c | 44 +++++++
misc/bin2c/rtems-bin2c.c | 330 +++++++++++++++++++++++++++++++++++++++++++++++
misc/wscript | 71 ++++++++++
wscript | 1 +
4 files changed, 446 insertions(+)
create mode 100644 misc/bin2c/compat.c
create mode 100644 misc/bin2c/rtems-bin2c.c
create mode 100644 misc/wscript
diff --git a/misc/bin2c/compat.c b/misc/bin2c/compat.c
new file mode 100644
index 0000000..9c6eb10
--- /dev/null
+++ b/misc/bin2c/compat.c
@@ -0,0 +1,44 @@
+/*
+ * Copyright (c) 2014 embedded brains GmbH. All rights reserved.
+ *
+ * embedded brains GmbH
+ * Dornierstr. 4
+ * 82178 Puchheim
+ * Germany
+ * <info at embedded-brains.de>
+ *
+ * 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 COPYRIGHT HOLDERS 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 COPYRIGHT
+ * OWNER 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 "config.h"
+
+#include <string.h>
+
+#if !HAVE_STRNLEN
+size_t strnlen(const char *s, size_t maxlen)
+{
+ const char *n = memchr(s, '\0', maxlen);
+
+ return n != NULL ? n - s : maxlen;
+}
+#endif
diff --git a/misc/bin2c/rtems-bin2c.c b/misc/bin2c/rtems-bin2c.c
new file mode 100644
index 0000000..53caf27
--- /dev/null
+++ b/misc/bin2c/rtems-bin2c.c
@@ -0,0 +1,330 @@
+/*
+ * bin2c.c
+ *
+ * convert a binary file into a C source array.
+ *
+ * THE "BEER-WARE LICENSE" (Revision 3.1415):
+ * sandro AT sigala DOT it wrote this file. As long as you retain this
+ * notice you can do whatever you want with this stuff. If we meet some
+ * day, and you think this stuff is worth it, you can buy me a beer in
+ * return. Sandro Sigala
+ *
+ * Subsequently modified by Joel Sherrill <joel.sherrill at oarcorp.com>
+ * to add a number of capabilities not in the original.
+ *
+ * syntax: bin2c [-c] [-z] <input_file> <output_file>
+ *
+ * -c do NOT add the "const" keyword to definition
+ * -s add the "static" keywork to definition
+ * -v verbose
+ * -z terminate the array with a zero (useful for embedded C strings)
+ *
+ * examples:
+ * bin2c -c myimage.png myimage_png.cpp
+ * bin2c -z sometext.txt sometext_txt.cpp
+ *
+ */
+
+#include <ctype.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <libgen.h>
+
+#ifndef PATH_MAX
+#define PATH_MAX 1024
+#endif
+
+int useconst = 1;
+int usestatic = 0;
+int verbose = 0;
+int zeroterminated = 0;
+int createC = 1;
+int createH = 1;
+
+int myfgetc(FILE *f)
+{
+ int c = fgetc(f);
+ if (c == EOF && zeroterminated) {
+ zeroterminated = 0;
+ return 0;
+ }
+ return c;
+}
+
+void process(const char *ifname, const char *ofname, const char *forced_name)
+{
+ FILE *ifile, *ocfile, *ohfile;
+ char buf[PATH_MAX+1], *p;
+ char obasename[PATH_MAX+1];
+ char ocname[PATH_MAX+1];
+ char ohname[PATH_MAX+1];
+ const char *cp;
+ size_t len;
+
+ ocfile = NULL;
+ ohfile = NULL;
+
+ /* Error check */
+ if ( !ifname || !ofname ) {
+ fprintf(stderr, "process has NULL filename\n");
+ exit(1);
+ }
+
+ strncpy( obasename, ofname, PATH_MAX );
+ len = strnlen( obasename, PATH_MAX );
+ if ( len >= 2 ) {
+ if ( obasename[len-2] == '.' ) {
+ if ( (obasename[len-1] == 'c') || (obasename[len-1] == 'h') )
+ obasename[len-2] = '\0';
+ }
+ }
+
+ sprintf( ocname, "%s.c", obasename );
+ sprintf( ohname, "%s.h", obasename );
+
+ if ( verbose ) {
+ fprintf(
+ stderr,
+ "in file: %s\n"
+ "c file: %s\n"
+ "h file: %s\n",
+ ifname,
+ ocname,
+ ohname
+ );
+ }
+
+ /* Open input and output files */
+ ifile = fopen(ifname, "rb");
+ if (ifile == NULL) {
+ fprintf(stderr, "cannot open %s for reading\n", ifname);
+ exit(1);
+ }
+
+ if ( createC ) {
+ ocfile = fopen(ocname, "wb");
+ if (ocfile == NULL) {
+ fprintf(stderr, "cannot open %s for writing\n", ocname);
+ exit(1);
+ }
+ }
+
+ if ( createH ) {
+ ohfile = fopen(ohname, "wb");
+ if (ohfile == NULL) {
+ fprintf(stderr, "cannot open %s for writing\n", ohname);
+ exit(1);
+ }
+ }
+
+ /* find basename */
+ char *ifbasename_to_free =
+ forced_name != NULL ? strdup(forced_name) : strdup(ifname);
+ if ( ifbasename_to_free == NULL ) {
+ fprintf(stderr, "cannot allocate memory\n" );
+ fclose(ifile);
+ if ( createC ) { fclose(ocfile); }
+ if ( createH ) { fclose(ohfile); }
+ exit(1);
+ }
+
+ char *ifbasename;
+ ifbasename = basename(ifbasename_to_free);
+
+ strcpy(buf, ifbasename);
+ for (p = buf; *p != '\0'; ++p) {
+ if (!isalnum((unsigned char)*p)) /* cast to avoid negative indexing */
+ *p = '_';
+ }
+
+ if ( createC ) {
+ /* print C file header */
+ fprintf(
+ ocfile,
+ "/*\n"
+ " * Declarations for C structure representing binary file %s\n"
+ " *\n"
+ " * WARNING: Automatically generated -- do not edit!\n"
+ " */\n"
+ "\n"
+ "#include <sys/types.h>\n"
+ "\n",
+ ifbasename
+ );
+
+ /* print structure */
+ fprintf(
+ ocfile,
+ "%s%sunsigned char %s[] = {\n ",
+ ((usestatic) ? "static " : ""),
+ ((useconst) ? "const " : ""),
+ buf
+ );
+ int c, col = 1;
+ while ((c = myfgetc(ifile)) != EOF) {
+ if (col >= 78 - 6) {
+ fprintf(ocfile, "\n ");
+ col = 1;
+ }
+ fprintf(ocfile, "0x%.2x, ", c);
+ col += 6;
+
+ }
+ fprintf(ocfile, "\n};\n");
+
+ /* print sizeof */
+ fprintf(
+ ocfile,
+ "\n"
+ "%s%ssize_t %s_size = sizeof(%s);\n",
+ ((usestatic) ? "static " : ""),
+ ((useconst) ? "const " : ""),
+ buf,
+ buf
+ );
+ } /* createC */
+
+ /*****************************************************************/
+ /****** END OF C FILE *****/
+ /*****************************************************************/
+
+ if ( createH ) {
+ /* print H file header */
+ char hbasename[PATH_MAX];
+ char* p;
+ /* Clean up the file name if it is an abs path */
+ strcpy(
+ hbasename,
+ obasename
+ );
+ p = hbasename;
+ while (*p != '\0') {
+ if (*p < '0' || *p > 'z')
+ *p = '_';
+ ++p;
+ }
+ fprintf(
+ ohfile,
+ "/*\n"
+ " * Extern declarations for C structure representing binary file %s\n"
+ " *\n"
+ " * WARNING: Automatically generated -- do not edit!\n"
+ " */\n"
+ "\n"
+ "#ifndef __%s_h\n"
+ "#define __%s_h\n"
+ "\n"
+ "#include <sys/types.h>\n"
+ "\n",
+ ifbasename, /* header */
+ hbasename, /* ifndef */
+ hbasename /* define */
+ );
+
+ /* print structure */
+ fprintf(
+ ohfile,
+ "extern %s%sunsigned char %s[];",
+ ((usestatic) ? "static " : ""),
+ ((useconst) ? "const " : ""),
+ buf
+ );
+ /* print sizeof */
+ fprintf(
+ ohfile,
+ "\n"
+ "extern %s%ssize_t %s_size;\n",
+ ((usestatic) ? "static " : ""),
+ ((useconst) ? "const " : ""),
+ buf
+ );
+
+ fprintf(
+ ohfile,
+ "\n"
+ "#endif\n"
+ );
+ } /* createH */
+
+ /*****************************************************************/
+ /****** END OF H FILE *****/
+ /*****************************************************************/
+
+ fclose(ifile);
+ if ( createC ) { fclose(ocfile); }
+ if ( createH ) { fclose(ohfile); }
+ free(ifbasename_to_free);
+}
+
+void usage(void)
+{
+ fprintf(
+ stderr,
+ "usage: bin2c [-csvzCH] [-N name] <input_file> <output_file>\n"
+ " <input_file> is the binary file to convert\n"
+ " <output_file> should not have a .c or .h extension\n"
+ "\n"
+ " -c - do NOT use const in declaration\n"
+ " -s - do use static in declaration\n"
+ " -v - verbose\n"
+ " -z - add zero terminator\n"
+ " -H - create c-header only\n"
+ " -C - create c-source file only\n"
+ " -N - force name of data array\n"
+ );
+ exit(1);
+}
+
+int main(int argc, char **argv)
+{
+ const char *name = NULL;
+ while (argc > 3) {
+ if (!strcmp(argv[1], "-c")) {
+ useconst = 0;
+ --argc;
+ ++argv;
+ } else if (!strcmp(argv[1], "-s")) {
+ usestatic = 1;
+ --argc;
+ ++argv;
+ } else if (!strcmp(argv[1], "-v")) {
+ verbose = 1;
+ --argc;
+ ++argv;
+ } else if (!strcmp(argv[1], "-z")) {
+ zeroterminated = 1;
+ --argc;
+ ++argv;
+ } else if (!strcmp(argv[1], "-C")) {
+ createH = 0;
+ createC = 1;
+ --argc;
+ ++argv;
+ } else if (!strcmp(argv[1], "-H")) {
+ createC = 0;
+ createH = 1;
+ --argc;
+ ++argv;
+ } else if (!strcmp(argv[1], "-N")) {
+ --argc;
+ ++argv;
+ if (argc <= 1) {
+ fprintf(stderr, "error: -N needs a name\n");
+ usage();
+ }
+ name = argv[1];
+ --argc;
+ ++argv;
+ } else {
+ usage();
+ }
+ }
+ if (argc != 3) {
+ usage();
+ }
+
+ /* process( input_file, output_basename ) */
+ process(argv[1], argv[2], name);
+ return 0;
+}
diff --git a/misc/wscript b/misc/wscript
new file mode 100644
index 0000000..95c7bde
--- /dev/null
+++ b/misc/wscript
@@ -0,0 +1,71 @@
+#
+# RTEMS Tools Project (http://www.rtems.org/)
+# Copyright 2014-2016 Chris Johns (chrisj at rtems.org)
+# Copyright 2018 embedded brains GmbH
+# All rights reserved.
+#
+# This file is part of the RTEMS Tools package in 'rtems-tools'.
+#
+# Permission to use, copy, modify, and/or distribute this software for any
+# purpose with or without fee is hereby granted, provided that the above
+# copyright notice and this permission notice appear in all copies.
+#
+# THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+# WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+# MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+# ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+# WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+# ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+# OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+#
+
+#
+# RTEMS miscellaneous build script.
+#
+import sys
+
+def init(ctx):
+ pass
+
+def options(opt):
+ opt.load('compiler_c')
+
+def configure(conf):
+ conf.load('compiler_c')
+
+ conf.check_cc(function_name = 'strnlen', header_name="string.h",
+ features = 'c', mandatory = False)
+ conf.write_config_header('config.h')
+
+def build(bld):
+ #
+ # The local configuration.
+ #
+ conf = {}
+
+ #
+ # Build flags.
+ #
+ conf['warningflags'] = ['-Wall', '-Wextra', '-pedantic']
+ conf['optflags'] = bld.env.C_OPTS
+ conf['cflags'] = ['-pipe', '-g'] + conf['optflags']
+ conf['linkflags'] = ['-g']
+
+ #
+ # The list of defines
+ #
+ defines = ['RTEMS_VERSION=\"%s\"' % (bld.env.RTEMS_VERSION),
+ 'RTEMS_RELEASE=\"%s\"' % (bld.env.RTEMS_RELEASE)]
+
+ #
+ # Build the bin2c.
+ #
+ bld.program(target = 'rtems-bin2c',
+ source = ['bin2c/rtems-bin2c.c', 'bin2c/compat.c'],
+ includes = ['.'],
+ defines = defines,
+ cflags = conf['cflags'] + conf['warningflags'],
+ linkflags = conf['linkflags'])
+
+def tags(ctx):
+ ctx.exec_command('etags $(find . -name \*.[sSch])', shell = True)
diff --git a/wscript b/wscript
index 0f51f96..d4f841e 100644
--- a/wscript
+++ b/wscript
@@ -34,6 +34,7 @@ import wafwindows
subdirs = ['rtemstoolkit',
'linkers',
+ 'misc',
'tester',
'tools/gdb/python']
--
2.13.7
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