346 lines
7.6 KiB
C
346 lines
7.6 KiB
C
/*
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* Copyright (c) 2003-2009, Takahide Matsutsuka.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above
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* copyright notice, this list of conditions and the following
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* disclaimer in the documentation and/or other materials provided
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* with the distribution.
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* 3. The name of the author may not be used to endorse or promote
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* products derived from this software without specific prior
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* written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS
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* OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
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* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
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* GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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*
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*/
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/*
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* A main file for hexameter.
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*/
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#define MAX_PATH 1024
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <unistd.h>
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#include <ctype.h>
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#include "ihx2bin.h"
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#define MAXFILES 256
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typedef struct {
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char* output;
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char* dir;
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char *files[MAXFILES];
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unsigned int defsize;
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struct ConvertDefinition defs[DEF_MAX];
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unsigned char verbose;
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// number of the ihx files
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int length;
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// output file size
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int size;
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// output file wriiten size
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int written;
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} Configuration;
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static
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const char* IHXEXT = ".ihx";
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static
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const char *strcasestr(const char *haystack, const char *needle) {
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int haypos;
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int needlepos;
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haypos = 0;
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while (haystack[haypos]) {
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if (tolower (haystack[haypos]) == tolower(needle[0])) {
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needlepos = 1;
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while ( (needle[needlepos]) &&
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(tolower(haystack[haypos + needlepos])
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== tolower(needle[needlepos])) )
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++needlepos;
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if (! needle[needlepos]) return (haystack + haypos);
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}
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++haypos;
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}
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return NULL;
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}
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static
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char *changeExt(const char *path, const char* ext) {
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char *p;
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char *tail;
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char *changed;
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int len;
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int extlen = strlen(ext);
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for (tail = (char*) path; *tail != 0; tail++);
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for (p = tail; p > path; p--) {
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if (*p == '.') {
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len = p - path;
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changed = (char*) malloc(len + extlen + 2);
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strncpy(changed, path, len + 1);
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strcpy(changed + len + 1, ext);
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return changed;
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}
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}
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len = strlen(path);
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changed = (char*) malloc(len + extlen + 2);
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strncpy(changed, path, len);
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*(changed + len) = '.';
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strcpy(changed + len + 1, ext);
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return changed;
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}
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static
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unsigned char analyzeOption(int argc, char **argv, Configuration *config) {
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int c;
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char *defval;
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opterr = 0;
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while ((c = getopt(argc, argv, "hvo:d:b:")) != EOF) {
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switch (c) {
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case 'v':
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config->verbose = 1;
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break;
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case 'o':
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config->output = optarg;
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break;
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case 'b':
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sscanf(optarg, "%x", &config->size);
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break;
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case 'd':
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if (config->defsize >= DEF_MAX) {
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printf("excess number of definitions\n");
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return 1;
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}
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defval = strchr(optarg, '=');
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if (defval) {
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*defval = 0;
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config->defs[config->defsize].name = optarg;
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config->defs[config->defsize].value = defval + 1;
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config->defsize++;
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} else {
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printf("definition value required:%s\n", optarg);
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return 1;
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}
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break;
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case 'h':
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printf("Hexameter: Convert Intel HEX file (ihx) to binary file, ver. 2.1.3\n");
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printf("Copyright (c) 2003-2009 Takahide Matsutsuka <markn@markn.org>\n");
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printf("Usage: hexameter [options] <ihx|bin> [<ihx|bin>...]\n");
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printf("Options:\n");
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printf(" -v verbose output\n");
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printf(" -o <output file name>\n");
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printf(" -d <name>=<value> define property\n");
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printf(" -b <output file size in hexadecimal bytes>\n");
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printf(" -h show this help\n");
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return 1;
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default:
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printf("unknown option:%c\n", optopt);
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return 1;
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}
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}
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return 0;
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}
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#if 0
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static
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int isFileExists(const char *dir, const char *filename) {
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char path[MAX_PATH];
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FILE *f;
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if (!filename) {
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return 0;
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}
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if (dir) {
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strcpy(path, dir);
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strcpy(path + strlen(path), filename);
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} else {
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strcpy(path, filename);
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}
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if (!(f = fopen(path, "rb"))) {
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printf("cannot open: %s\n", filename);
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return 1;
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}
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fclose(f);
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return 0;
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}
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#endif
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/**
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* @return 1 if given filename has an extension of ".ihx"
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*/
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static
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int isIhx(const char *filename) {
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const char* pos = strcasestr(filename, IHXEXT);
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if (pos && pos[strlen(IHXEXT)] == 0) {
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return 1;
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}
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return 0;
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}
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static
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int checkExistence(Configuration *config) {
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int i;
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FILE *f;
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for (i = 0; i < config->length; i++) {
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f = fopen(config->files[i], "r");
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if (!f) {
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printf("cannot open: %s\n", config->files[i]);
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return 1;
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}
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fclose(f);
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}
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return 0;
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}
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/**
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* @return writtn size in bytes
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*/
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static
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int copy(FILE *out, const char* dir, const char* filename, unsigned char verbose) {
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FILE *in;
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int ch;
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char path[MAX_PATH];
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int bytes = 0;
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if (!filename) {
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return 0;
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}
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if (dir) {
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strcpy(path, dir);
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strcpy(path + strlen(path), filename);
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} else {
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strcpy(path, filename);
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}
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in = fopen(path, "rb");
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while ((ch = getc(in)) != EOF) {
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putc(ch, out);
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bytes++;
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}
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fclose(in);
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if (verbose) {
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printf("imported file: %s, size=%d\n", path, bytes);
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}
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return bytes;
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}
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static
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int output(Configuration *config) {
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FILE *out;
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int i;
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if (!(out = fopen(config->output, "wb"))) {
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printf("cannot open output file:%s\n", config->output);
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return 1;
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}
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for (i = 0; i < config->length; i++) {
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struct ConvertInfo info;
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info.out = out;
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info.filename = config->files[i];
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info.verbose = config->verbose;
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info.defsize = config->defsize;
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info.defs = config->defs;
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if (isIhx(config->files[i])) {
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config->written += ihx2bin(&info);
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} else {
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config->written += copy(out, NULL, config->files[i], config->verbose);
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}
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}
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if (config->size) {
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if (config->verbose) {
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printf("Writing trailing bytes\n");
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}
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for (; config->size > config->written; config->written++) {
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putc(0, out);
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}
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}
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fclose(out);
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return 0;
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}
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int main(int argc, char **argv) {
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Configuration config;
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unsigned char r;
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memset(&config, 0, sizeof(Configuration));
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#ifndef __CYGWIN__
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r = analyzeOption(argc, argv, &config);
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if (r) {
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return r;
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}
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#endif
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while (optind < argc) {
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#ifdef __CYGWIN__
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r = analyzeOption(argc, argv, &config);
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if (r) {
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return r;
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}
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#endif
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if (config.length >= MAXFILES) {
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printf("too much files specified\n");
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return 1;
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}
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config.files[config.length] = argv[optind];
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config.length++;
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optind++;
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}
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if (config.length == 0) {
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printf("no input specified\n");
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return 1;
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}
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if (config.output == NULL) {
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config.output = changeExt(config.files[0], "bin");
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}
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r = checkExistence(&config);
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if (r) {
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return r;
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}
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if (config.verbose) {
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printf("Generating file: %s\n", config.output);
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}
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r = output(&config);
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if (r) {
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return r;
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}
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if (config.verbose) {
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printf("Done.\n");
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}
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return 0;
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}
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