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saschahauersaschahauer
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initial import
Signed-off-by: Sascha Hauer <[email protected]>
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‎Makefile‎

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CFLAGS=-Wall
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LDFLAGS=-lconfuse
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all: genimage
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DEPS = genimage.h list.h
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%.o: %.c $(DEPS)
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$(CC) -c -o $@ $< $(CFLAGS)
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genimage: genimage.o image-jffs2.o image-ext2.o image-ubi.o image-ubifs.o \
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image-flash.o image-file.o image-tar.o image-hd.o util.o config.o
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clean:
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rm -f *.o genimage

‎config.c‎

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#define _GNU_SOURCE
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#include <confuse.h>
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#include <stdio.h>
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#include <string.h>
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#include <stdlib.h>
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#include <errno.h>
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#include "genimage.h"
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static LIST_HEAD(optlist);
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struct config {
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const char *name;
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cfg_opt_t opt;
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const char *env;
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char cmdlineopt;
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struct list_head list;
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char *value;
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char *def;
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};
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const char *get_opt(const char *name)
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{
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struct config *c;
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list_for_each_entry(c, &optlist, list) {
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if (!strcmp(c->name, name))
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return c->value;
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}
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return NULL;
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}
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int add_opt(const char *name, char cmdline, const char *env, cfg_opt_t *opt, char *def)
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{
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struct config *c = xzalloc(sizeof(*c));
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c->name = strdup(name);
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c->cmdlineopt = cmdline;
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c->env = env;
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c->def = def;
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memcpy(&c->opt, opt, sizeof(cfg_opt_t));
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list_add_tail(&c->list, &optlist);
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return 0;
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}
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cfg_opt_t *get_config_opts(void)
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{
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struct config *c;
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int num_opts = 0;;
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cfg_opt_t *opts;
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int i = 0;
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cfg_opt_t cfg_end[] = {
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CFG_END()
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};
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list_for_each_entry(c, &optlist, list)
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num_opts++;
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opts = xzalloc(sizeof(cfg_opt_t) * (num_opts + 1));
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list_for_each_entry(c, &optlist, list) {
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memcpy(&opts[i], &c->opt, sizeof(cfg_opt_t));
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i++;
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}
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memcpy(&opts[i], cfg_end, sizeof(cfg_opt_t));
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return opts;
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}
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int set_config_opts(int argc, char *argv[], cfg_t *cfg)
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{
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struct config *c;
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cfg_t *cfgsec;
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list_for_each_entry(c, &optlist, list) {
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char *str = c->def;
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if (str)
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c->value = strdup(str);
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}
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list_for_each_entry(c, &optlist, list) {
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char *str = getenv(c->env);
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if (str) {
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if (c->value)
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free(c->value);
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c->value = strdup(str);
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}
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}
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cfgsec = cfg_getsec(cfg, "config");
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if (cfgsec) {
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list_for_each_entry(c, &optlist, list) {
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char *str = cfg_getstr(cfgsec, c->opt.name);
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if (str) {
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if (c->value)
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free(c->value);
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c->value = strdup(str);
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}
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}
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}
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return 0;
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}
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const char *imagepath(void)
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{
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return get_opt("outputpath");
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}
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const char *inputpath(void)
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{
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return get_opt("inputpath");
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}
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const char *rootpath(void)
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{
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return get_opt("rootpath");
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}
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const char *tmppath(void)
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{
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return get_opt("tmppath");
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}
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static struct config opts[] = {
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{
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.name = "rootpath",
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.opt = CFG_STR("rootpath", NULL, CFGF_NONE),
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.cmdlineopt = 'r',
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.env = "PTXMKIMAGE_ROOTPATH",
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}, {
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.name = "tmppath",
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.opt = CFG_STR("tmppath", NULL, CFGF_NONE),
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.cmdlineopt = 't',
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.env = "PTXMKIMAGE_TMPPATH",
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}, {
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.name = "inputpath",
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.opt = CFG_STR("inputpath", NULL, CFGF_NONE),
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.cmdlineopt = 'i',
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.env = "PTXMKIMAGE_INPUTPATH",
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}, {
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.name = "outputpath",
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.opt = CFG_STR("outputpath", NULL, CFGF_NONE),
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.cmdlineopt = 'o',
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.env = "PTXMKIMAGE_OUTPUTPATH",
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}, {
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.name = "mkfsubifs",
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.opt = CFG_STR("mkfsubifs", NULL, CFGF_NONE),
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.cmdlineopt = 'o',
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.env = "PTXMKIMAGE_MKFSUBIFS",
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.def = "mkfs.ubifs",
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}, {
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.name = "mkfsjffs2",
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.opt = CFG_STR("mkfsjffs2", NULL, CFGF_NONE),
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.cmdlineopt = 'o',
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.env = "PTXMKIMAGE_MKFJFFS2",
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.def = "mkfs.jffs2",
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}, {
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.name = "ubinize",
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.opt = CFG_STR("ubinize", NULL, CFGF_NONE),
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.cmdlineopt = 'o',
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.env = "PTXMKIMAGE_UBINIZE",
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.def = "ubinize",
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}, {
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.name = "genext2fs",
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.opt = CFG_STR("genext2fs", NULL, CFGF_NONE),
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.cmdlineopt = 'o',
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.env = "PTXMKIMAGE_GENEXT2FS",
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.def = "genext2fs",
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}, {
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.name = "tar",
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.opt = CFG_STR("tar", NULL, CFGF_NONE),
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.cmdlineopt = 'o',
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.env = "PTXMKIMAGE_TAR",
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.def = "tar",
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},
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};
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int init_config(void)
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{
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int i, ret;
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for (i = 0; i < ARRAY_SIZE(opts); i++) {
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ret = add_opt(opts[i].name, opts[i].cmdlineopt, opts[i].env, &opts[i].opt, opts[i].def);
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if (ret)
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return ret;
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}
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return 0;
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}

‎flash.conf‎

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flash nand-64M-512 {
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pebsize = 16384
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lebsize = 15360
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numpebs = 4096
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minimum-io-unit-size = 512
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vid-header-offset = 512
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sub-page-size = 512
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}
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flash nor-64M-128k {
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pebsize = 131072
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lebsize = 130944
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numpebs = 256
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minimum-io-unit-size = 1
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vid-header-offset = 64
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sub-page-size = 1
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}
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