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Meeting Pearls 3
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flmt.h
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C/C++ Source or Header
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1990-09-25
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2KB
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58 lines
/**** flmt.h (c) Georg Hessmann 11.02.90 ****/
#define LNKMAGIC (((long)'F'<<24) | ((long)'L'<<16) | ((long)'N'<<8) | (long)'K')
#define DOSNAMESIZE 100
#define MAXLINKLEVELS 20
/************ structure definitions ***************/
/* fontlib directory structures */
struct flib_dirent { char mname[FILENAMELEN]; /* old version */
long size; /* size of pk-module in bytes */
long where; /* position in flib-file */
};
struct new_flib_dirent { char mname[NEWFILENAMELEN]; /* new version */
unsigned short checksum;
long size; /* size of pk-module in bytes */
long where; /* position in flib-file */
};
union direntry { struct flib_dirent old;
struct new_flib_dirent new;
};
/* internal representation of the flib-directory */
struct dirlist { struct new_flib_dirent dirent;
struct dirlist *next;
};
struct dir { long total;
long alloc;
int version; /* old or new flib */
struct dirlist *dirlist;
};
/* open a flib and test the magic-number */
FILE *open_flib Args((char *name,
char *mode,
int *version,
short levels));
/* read the directory from the flib (file-pointer must be on the first dir) */
/* only this directory entries a correct where "where != 0" the others are unused */
int read_dir Args((FILE *f,
struct dir *directory));
/* find a specified module in the dirlist and return a pointer to it */
struct dirlist *findmod Args((struct dir *libdirptr,
char *mname));
#ifdef AZTEC_C
/* #pragma regcall ( a0 = open_flib(a0,a1,a2) ) */
#pragma regcall ( /* d0 = */ read_dir(a0,a1) )
/* #pragma regcall ( a0 = findmod(a0,a1) ) */
#endif