Subversion Repositories planix.SVN

#include <u.h>
#include <libc.h>
#include <auth.h>
#include <fcall.h>
#include <thread.h>
#include <9p.h>
#include "flashfs.h"

static void
usage(void)
{
        fprint(2, "usage: %s -n nsect -z sectsize -f file\n", prog);
        exits("usage");
}

static ulong
argval(char *arg)
{
        long v;
        char *extra;

        if(arg == nil)
                usage();
        v = strtol(arg, &extra, 0);
        if(*extra || v <= 0)
                usage();
        return v;
}

void
main(int argc, char **argv)
{
        char *file;

        prog = "testldfs";
        file = nil;

        ARGBEGIN {
        case 'n':
                nsects = argval(ARGF());
                break;
        case 'z':
                sectsize = argval(ARGF());
                break;
        case 'f':
                file = ARGF();
                break;
        default:
                usage();
        } ARGEND

        if(argc != 0 || nsects == 0 || sectsize == 0 || file == nil)
                usage();

        if(nsects < 8) {
                fprint(2, "%s: unreasonable value for nsects: %lud\n", prog, nsects);
                exits("nsects");
        }

        if(sectsize < 512) {
                fprint(2, "%s: unreasonable value for sectsize: %lud\n", prog, sectsize);
                exits("sectsize");
        }

        sectbuff = emalloc9p(sectsize);
        initdata(file, 0);
        einit();
        loadfs(1);
}