mirror of
https://github.com/vivier/EMILE.git
synced 2024-12-21 18:30:20 +00:00
add --no-fs, to restore management of container (old behavior)
This commit is contained in:
Laurent Vivier
parent
a333f52121
commit
af26501420
284
tools/emile.c
284
tools/emile.c
@ -33,6 +33,7 @@ static enum {
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ACTION_BACKUP = 0x00000008,
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ACTION_TEST = 0x00000010,
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ACTION_CONFIG = 0x00000020,
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ACTION_NO_FS = 0x00000040,
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} action = ACTION_NONE;
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enum {
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@ -45,6 +46,7 @@ enum {
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ARG_TEST = 't',
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ARG_HELP = 'h',
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ARG_CONFIG = 'c',
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ARG_NO_FS = 'n',
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};
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static struct option long_options[] =
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@ -57,6 +59,7 @@ static struct option long_options[] =
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{"help", 0, NULL, ARG_HELP },
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{"test", 0, NULL, ARG_TEST },
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{"config", 1, NULL, ARG_CONFIG },
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{"no-fs", 0, NULL, ARG_NO_FS },
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{NULL, 0, NULL, 0 }
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};
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@ -73,6 +76,7 @@ static void usage(int argc, char** argv)
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fprintf(stderr," --backup[=FILE] save current boot block to FILE\n");
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fprintf(stderr," --set-hfs set type of partition DEV to Apple_HFS (needed to be bootable)\n");
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fprintf(stderr," -c, --config FILE use config file FILE\n");
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fprintf(stderr," -n, --no-fs don't use EMILE embededed filesystems\n");
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fprintf(stderr, "!!! USE WITH CAUTION AND AT YOUR OWN RISK !!!\n");
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fprintf(stderr, "\nbuild: \n%s\n", SIGNATURE);
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@ -416,6 +420,278 @@ static int add_file(int8_t *configuration,
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return 0;
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}
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static int8_t *set_config_no_fs(char *config_path)
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{
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int8_t *conffile;
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int fd;
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int i;
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int current;
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int ret;
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struct stat st;
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int8_t *configuration;
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char property[1024];
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char property2[1024];
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char property3[1024];
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static char *prolog[] = {
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"gestaltID",
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"default",
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"timeout",
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"vga",
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"modem",
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"printer"
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};
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configuration = malloc(65536);
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if (configuration == NULL)
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{
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fprintf(stderr,
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"ERROR: cannot allocate memory for configuration\n");
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return NULL;
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}
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configuration[0] = 0;
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/* open configuration file */
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fd = open(config_path, O_RDONLY);
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if (fd == -1)
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{
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fprintf(stderr, "ERROR: cannot open %s\n", config_path);
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return NULL;
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}
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if (fstat(fd, &st) == -1)
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{
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fprintf(stderr, "ERROR: cannot fstat %s\n", config_path);
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return NULL;
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}
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conffile = (int8_t*)malloc(st.st_size);
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if (conffile == NULL)
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{
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fprintf(stderr, "ERROR: cannot malloc() %s\n", config_path);
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return NULL;
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}
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if (read(fd, conffile, st.st_size) != st.st_size)
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{
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fprintf(stderr, "ERROR: cannot read() %s\n", config_path);
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return NULL;
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}
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close(fd);
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/* copy prolog */
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for (i = 0; i < sizeof(prolog) / sizeof(char*); i++)
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{
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if (config_get_property(conffile,
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prolog[i],
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property) != -1)
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config_set_property(configuration, prolog[i], property);
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}
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current = 0;
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while (1) {
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ret = config_get_property(conffile + current,
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"title", property);
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if (ret == -1)
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break;
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config_add_property(configuration, "title", property);
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if (verbose)
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printf("title %s\n", property);
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current += ret;
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current = config_get_next_property(conffile, current,
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NULL, NULL);
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ret = config_get_indexed_property(conffile,
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"title",
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property,
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"chainloader",
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property2);
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if (ret != -1)
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{
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if (emile_is_url(property2))
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{
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config_set_indexed_property(configuration,
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"title", property,
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"chainloader", property2);
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}
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else
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{
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int fd;
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unsigned short unit_id;
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struct emile_container *container;
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struct stat st;
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char *chainloader;
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fd = open(property2, O_RDONLY);
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if (fd == -1)
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{
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fprintf(stderr,
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"ERROR: cannot open %s\n",
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property2);
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return NULL;
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}
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fstat(fd, &st);
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container = malloc(
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sizeof(struct emile_container) +
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sizeof(struct emile_block));
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if (container == NULL)
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{
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fprintf(stderr,
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"ERROR: cannot malloc container"
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"\n");
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close(fd);
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return NULL;
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}
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ret = emile_scsi_create_container(fd,
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&unit_id,
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container,
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2);
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close(fd);
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if (ret == -1)
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{
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fprintf(stderr,
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"ERROR: cannot create container"
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"\n");
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free(container);
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return NULL;
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}
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chainloader = malloc(32);
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if (chainloader == NULL)
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{
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fprintf(stderr,
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"ERROR: cannot malloc chainloader\n");
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free(container);
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return NULL;
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}
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sprintf(chainloader,
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"block:(sd%d)0x%x,0x%lx", unit_id,
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container->blocks[0].offset,
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st.st_size);
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free(container);
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config_set_indexed_property(configuration,
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"title", property,
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"chainloader", chainloader);
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free(chainloader);
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}
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}
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ret = config_get_indexed_property(conffile,
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"title",
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property,
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"kernel",
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property2);
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if (ret != -1)
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{
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ret = config_get_indexed_property(conffile,
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"title",
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property,
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"kernel_map",
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property3);
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ret = add_file(configuration, property,
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"kernel", property2,
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ret == -1 ? NULL : property3);
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if (ret == -1)
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{
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fprintf(stderr,
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"ERROR: cannot add kernel %s\n",
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property2);
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free(conffile);
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free(configuration);
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return NULL;
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}
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}
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else
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fprintf(stderr,
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"WARNING: missing kernel entry for %s\n",
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property);
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ret = config_get_indexed_property(conffile,
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"title",
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property,
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"initrd",
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property2);
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if (ret != -1)
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{
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ret = config_get_indexed_property(conffile,
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"title",
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property,
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"initrd_map",
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property3);
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ret = add_file(configuration, property,
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"initrd", property2,
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ret == -1 ? NULL : property3);
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if (ret == -1)
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{
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free(configuration);
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fprintf(stderr,
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"ERROR: cannot add initrd %s\n",
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property3);
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fprintf(stderr,
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"ERROR: missing kernel entry for %s\n", property);
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return NULL;
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}
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}
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ret = config_get_indexed_property(conffile,
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"title",
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property,
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"args",
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property2);
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if (ret != -1)
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{
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config_set_indexed_property(configuration,
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"title", property,
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"args", property2);
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if (verbose)
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printf(" args %s\n", property2);
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}
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}
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if (strlen((char*)configuration) > 1023)
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{
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int fd;
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char* bootconfig = "/boot/emile/.bootconfig";
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/* do not fit in second paramstring */
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fd = creat(bootconfig, S_IWUSR);
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if (fd == -1)
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{
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free(configuration);
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fprintf(stderr,
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"ERROR: cannot create /boot/emile/.bootconfig\n");
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return NULL;
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}
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write(fd, configuration, strlen((char*)configuration) + 1);
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close(fd);
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free(configuration);
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configuration = malloc(1024);
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if (configuration == NULL)
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{
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fprintf(stderr,
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"ERROR: cannot allocate memory for configuration\n");
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return NULL;
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}
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ret = add_file(configuration, NULL,
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"configuration", bootconfig, NULL);
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if (ret == -1)
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{
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free(configuration);
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fprintf(stderr,
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"ERROR: cannot add %s to configuration\n", bootconfig);
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return NULL;
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}
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}
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return configuration;
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}
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static int8_t *set_config(char *config_path)
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{
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int8_t *configuration;
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@ -494,6 +770,9 @@ int main(int argc, char **argv)
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action |= ACTION_CONFIG;
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config_path = optarg;
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break;
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case ARG_NO_FS:
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action |= ACTION_NO_FS;
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break;
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default:
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fprintf(stderr, "ERROR: unknown option %s (%d, %c)\n",
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argv[optind], c, c);
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@ -717,7 +996,10 @@ int main(int argc, char **argv)
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close(fd);
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configuration = set_config(config_path);
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if ((action & ACTION_NO_FS) == 0)
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configuration = set_config_no_fs(config_path);
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else
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configuration = set_config(config_path);
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if (ret)
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return ret;
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