#ifndef GD_IO_H #define GD_IO_H 1 #include <stdio.h> #ifdef VMS #define Putchar gdPutchar #endif typedef struct gdIOCtx { int (*getC)(struct gdIOCtx*); int (*getBuf)(struct gdIOCtx*, void*, int); void (*putC)(struct gdIOCtx*, int); int (*putBuf)(struct gdIOCtx*, const void*, int); int (*seek)(struct gdIOCtx*, const int); long (*tell)(struct gdIOCtx*); void (*gd_free)(struct gdIOCtx*); void *data; } gdIOCtx; typedef struct gdIOCtx *gdIOCtxPtr; void Putword(int w, gdIOCtx *ctx); void Putchar(int c, gdIOCtx *ctx); void gdPutC(const unsigned char c, gdIOCtx *ctx); int gdPutBuf(const void *, int, gdIOCtx*); void gdPutWord(int w, gdIOCtx *ctx); void gdPutInt(int w, gdIOCtx *ctx); int gdGetC(gdIOCtx *ctx); int gdGetBuf(void *, int, gdIOCtx*); int gdGetByte(int *result, gdIOCtx *ctx); int gdGetWord(int *result, gdIOCtx *ctx); int gdGetWordLSB(signed short int *result, gdIOCtx *ctx); int gdGetInt(int *result, gdIOCtx *ctx); int gdGetIntLSB(signed int *result, gdIOCtx *ctx); int gdSeek(gdIOCtx *ctx, const int); long gdTell(gdIOCtx *ctx); #endif