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Annotation of researchv10no/cmd/face/faces.h, revision 1.1.1.1

1.1       root        1: /*
                      2:  * definitions for the server half of the face server
                      3:  */
                      4: 
                      5: /*
                      6:  * internal file
                      7:  * for a regular file,
                      8:  *     data is the name of the external file containing the image
                      9:  * for a directory,
                     10:  *     data is the stuff to return on a read
                     11:  *     dir is the real (internal) directory:
                     12:  *     there are nfiles entries;
                     13:  *     room for nalloc entries.
                     14:  */
                     15: 
                     16: typedef struct {
                     17:        int ino;                /* i-number for stat */
                     18:        long ta, tm, tc;        /* times, for stat */
                     19:        long size;              /* file size, for stat and read */
                     20:        int nlinks;             /* internal reference count */
                     21:        char *data;
                     22:        short nalloc;           /* how much space in dir */
                     23:        short nfiles;           /* how much used in dir */
                     24:        struct Dirent *dir;     /* directory contents */
                     25: } File;
                     26: 
                     27: #define        isdir(f)        ((f)->dir != 0)
                     28: 
                     29: /*
                     30:  * internal directory entry
                     31:  */
                     32: 
                     33: #define        DIRNSIZE        20
                     34: 
                     35: typedef struct Dirent {
                     36:        char name[DIRNSIZE];
                     37:        File *file;
                     38: } Dirent;
                     39: 
                     40: File *newfile(), *lookfile(), *lookent(), *enterfile();
                     41: char *emalloc(), *erealloc();

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