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Annotation of researchv9/sys/construct/host/printfs.c, revision 1.1.1.1

1.1       root        1: #include "/usr/include/stdio.h"
                      2: #include <sys/param.h>
                      3: #include <sys/ino.h>
                      4: #include <sys/inode.h>
                      5: #include <sys/filsys.h>
                      6: #include <sys/fblk.h>
                      7: #include <sys/dir.h>
                      8: 
                      9: int    fsi;
                     10: main(argc,argv)
                     11: int    argc;
                     12: char   *argv[];
                     13: {
                     14:        char    buf[BSIZE(0)];
                     15:        struct filsys *f;
                     16:        int i;
                     17: 
                     18:        if (argc != 2)  {
                     19:                printf("usage: printfs dev\n");
                     20:                exit(1);
                     21:        }
                     22:        fsi = open(argv[1], 0);
                     23:        rdfs(1, buf);
                     24:        f = (struct filsys *)buf;
                     25: 
                     26:        printf("Inode blocks = %d\n", f->s_isize);      
                     27:        printf("Total blocks = %d\n", f->s_fsize);      
                     28:        printf("Inodes in s_ninode = %d\n", f->s_ninode);
                     29:        for(i = 0; i < NICINOD; i++)
                     30:                if(f->s_inode[i] != 0)
                     31:                        printf("%d is %d\n", i, f->s_inode[i]);
                     32: 
                     33:        printf("Flock = %d\n", f->s_flock);     
                     34:        printf("ilock = %d\n", f->s_ilock);     
                     35:        printf("fmod = %d\n", f->s_fmod);       
                     36:        printf("ronly = %d\n", f->s_ronly);     
                     37:        printf("Update time = %d\n", f->s_time);        
                     38:        printf("Free blocks = %d\n", f->s_tfree);       
                     39:        printf("Free inodes = %d\n", f->s_tinode);      
                     40:        printf("M = %d\n", f->s_m);     
                     41:        printf("N = %d\n", f->s_n);     
                     42:        printf("Block size = %d\n", BSIZE(0));
                     43: }
                     44: 
                     45: rdfs(bno, bf)
                     46: daddr_t bno;
                     47: char *bf;
                     48: {
                     49:        int n;
                     50: 
                     51:        lseek(fsi, bno*BSIZE(0), 0);
                     52:        n = read(fsi, bf, BSIZE(0));
                     53:        if(n != BSIZE(0)) {
                     54:                printf("read error: %ld\n", bno);
                     55:                exit(1);
                     56:        }
                     57: }

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