diff options
Diffstat (limited to 'sunrpc/rpc/xdr.h')
| -rw-r--r-- | sunrpc/rpc/xdr.h | 184 |
1 files changed, 101 insertions, 83 deletions
diff --git a/sunrpc/rpc/xdr.h b/sunrpc/rpc/xdr.h index e54df5a1fd..eecb1e14be 100644 --- a/sunrpc/rpc/xdr.h +++ b/sunrpc/rpc/xdr.h @@ -54,10 +54,10 @@ __BEGIN_DECLS * * Each data type provides a single procedure which takes two arguments: * - * bool_t - * xdrproc(xdrs, argresp) - * XDR *xdrs; - * <type> *argresp; + * bool_t + * xdrproc(xdrs, argresp) + * XDR *xdrs; + * <type> *argresp; * * xdrs is an instance of a XDR handle, to which or from which the data * type is to be converted. argresp is a pointer to the structure to be @@ -80,11 +80,12 @@ __BEGIN_DECLS * XDR_FREE can be used to release the space allocated by an XDR_DECODE * request. */ -enum xdr_op { - XDR_ENCODE=0, - XDR_DECODE=1, - XDR_FREE=2 -}; +enum xdr_op + { + XDR_ENCODE = 0, + XDR_DECODE = 1, + XDR_FREE = 2 + }; /* * This is the number of bytes per unit of external data. @@ -99,23 +100,36 @@ enum xdr_op { * an operations vector for the particular implementation (e.g. see xdr_mem.c), * and two private fields for the use of the particular implementation. */ -typedef struct { - enum xdr_op x_op; /* operation; fast additional param */ - struct xdr_ops { - bool_t (*x_getlong)(); /* get a long from underlying stream */ - bool_t (*x_putlong)(); /* put a long to " */ - bool_t (*x_getbytes)();/* get some bytes from " */ - bool_t (*x_putbytes)();/* put some bytes to " */ - u_int (*x_getpostn)();/* returns bytes off from beginning */ - bool_t (*x_setpostn)();/* lets you reposition the stream */ - long * (*x_inline)(); /* buf quick ptr to buffered data */ - void (*x_destroy)(); /* free privates of this xdr_stream */ - } *x_ops; - caddr_t x_public; /* users' data */ - caddr_t x_private; /* pointer to private data */ - caddr_t x_base; /* private used for position info */ - int x_handy; /* extra private word */ -} XDR; +typedef struct XDR XDR; +struct XDR + { + enum xdr_op x_op; /* operation; fast additional param */ + const struct xdr_ops + { + bool_t (*x_getlong) __P ((XDR * __xdrs, long *__lp)); + /* get a long from underlying stream */ + bool_t (*x_putlong) __P ((XDR * __xdrs, long *__lp)); + /* put a long to " */ + bool_t (*x_getbytes) __P ((XDR * __xdrs, caddr_t __addr, u_int __len)); + /* get some bytes from " */ + bool_t (*x_putbytes) __P ((XDR * __xdrs, __const caddr_t __addr, + u_int __len)); + /* put some bytes to " */ + u_int (*x_getpostn) __P ((XDR * __xdrs)); + /* returns bytes off from beginning */ + bool_t (*x_setpostn) __P ((XDR * __xdrs, u_int pos)); + /* lets you reposition the stream */ + long *(*x_inline) __P ((XDR * __xdrs, int len)); + /* buf quick ptr to buffered data */ + void (*x_destroy) __P ((XDR * __xdrs)); + /* free privates of this xdr_stream */ + } + *x_ops; + caddr_t x_public; /* users' data */ + caddr_t x_private; /* pointer to private data */ + caddr_t x_base; /* private used for position info */ + int x_handy; /* extra private word */ + }; /* * A xdrproc_t exists for each data type which is to be encoded or decoded. @@ -124,18 +138,19 @@ typedef struct { * The opaque pointer generally points to a structure of the data type * to be decoded. If this pointer is 0, then the type routines should * allocate dynamic storage of the appropriate size and return it. - * bool_t (*xdrproc_t)(XDR *, caddr_t *); + * bool_t (*xdrproc_t)(XDR *, caddr_t *); */ -typedef bool_t (*xdrproc_t) __P ((XDR *, void *, ...)); +typedef +bool_t (*xdrproc_t) __P ((XDR *, void *,...)); /* * Operations defined on a XDR handle * - * XDR *xdrs; - * long *longp; - * caddr_t addr; - * u_int len; - * u_int pos; + * XDR *xdrs; + * long *longp; + * caddr_t addr; + * u_int len; + * u_int pos; */ #define XDR_GETLONG(xdrs, longp) \ (*(xdrs)->x_ops->x_getlong)(xdrs, longp) @@ -190,9 +205,10 @@ typedef bool_t (*xdrproc_t) __P ((XDR *, void *, ...)); * If there is no match and no default routine it is an error. */ #define NULL_xdrproc_t ((xdrproc_t)0) -struct xdr_discrim { - int value; - xdrproc_t proc; +struct xdr_discrim +{ + int value; + xdrproc_t proc; }; /* @@ -201,9 +217,9 @@ struct xdr_discrim { * data from the underlying buffer, and will fail to operate * properly if the data is not aligned. The standard way to use these * is to say: - * if ((buf = XDR_INLINE(xdrs, count)) == NULL) - * return (FALSE); - * <<< macro calls >>> + * if ((buf = XDR_INLINE(xdrs, count)) == NULL) + * return (FALSE); + * <<< macro calls >>> * where ``count'' is the number of bytes of data occupied * by the primitive data types. * @@ -228,48 +244,49 @@ struct xdr_discrim { /* * These are the "generic" xdr routines. */ -extern bool_t xdr_void (); -extern bool_t xdr_int __P ((XDR *__xdrs, int *__ip)); -extern bool_t xdr_u_int __P ((XDR *__xdrs, u_int *__up)); -extern bool_t xdr_long __P ((XDR *__xdrs, long *__lp)); -extern bool_t xdr_u_long __P ((XDR *__xdrs, u_long *__ulp)); -extern bool_t xdr_short __P ((XDR *__xdrs, short *__sp)); -extern bool_t xdr_u_short __P ((XDR *__xdrs, u_short *__usp)); -extern bool_t xdr_bool __P ((XDR *__xdrs, bool_t *__bp)); -extern bool_t xdr_enum __P ((XDR *__xdrs, enum_t *__ep)); -extern bool_t xdr_array __P ((XDR *_xdrs, caddr_t *__addrp, u_int *__sizep, - u_int __maxsize, u_int __elsize, - xdrproc_t __elproc)); -extern bool_t xdr_bytes __P ((XDR *__xdrs, char **__cpp, u_int *__sizep, - u_int __maxsize)); -extern bool_t xdr_opaque __P ((XDR *__xdrs, caddr_t __cp, u_int __cnt)); -extern bool_t xdr_string __P ((XDR *__xdrs, char **__cpp, u_int __maxsize)); -extern bool_t xdr_union __P ((XDR *__xdrs, enum_t *__dscmp, char *__unp, - struct xdr_discrim *__choices, - xdrproc_t dfault)); -extern bool_t xdr_char __P ((XDR *__xdrs, char *__cp)); -extern bool_t xdr_u_char __P ((XDR *__xdrs, u_char *__cp)); -extern bool_t xdr_vector __P ((XDR *__xdrs, char *__basep, u_int __nelem, - u_int __elemsize, xdrproc_t __xdr_elem)); -extern bool_t xdr_float __P ((XDR *__xdrs, float *__fp)); -extern bool_t xdr_double __P ((XDR *__xdrs, double *__dp)); -extern bool_t xdr_reference __P ((XDR *__xdrs, caddr_t *__pp, u_int __size, - xdrproc_t __proc)); -extern bool_t xdr_pointer __P ((XDR *__xdrs, char **__objpp, - u_int __obj_size, xdrproc_t __xdr_obj)); -extern bool_t xdr_wrapstring __P ((XDR *__xdrs, char **__cpp)); +extern bool_t xdr_void __P ((void)); +extern bool_t xdr_int __P ((XDR * __xdrs, int *__ip)); +extern bool_t xdr_u_int __P ((XDR * __xdrs, u_int * __up)); +extern bool_t xdr_long __P ((XDR * __xdrs, long *__lp)); +extern bool_t xdr_u_long __P ((XDR * __xdrs, u_long * __ulp)); +extern bool_t xdr_short __P ((XDR * __xdrs, short *__sp)); +extern bool_t xdr_u_short __P ((XDR * __xdrs, u_short * __usp)); +extern bool_t xdr_bool __P ((XDR * __xdrs, bool_t * __bp)); +extern bool_t xdr_enum __P ((XDR * __xdrs, enum_t * __ep)); +extern bool_t xdr_array __P ((XDR * _xdrs, caddr_t * __addrp, u_int * __sizep, + u_int __maxsize, u_int __elsize, + xdrproc_t __elproc)); +extern bool_t xdr_bytes __P ((XDR * __xdrs, char **__cpp, u_int * __sizep, + u_int __maxsize)); +extern bool_t xdr_opaque __P ((XDR * __xdrs, caddr_t __cp, u_int __cnt)); +extern bool_t xdr_string __P ((XDR * __xdrs, char **__cpp, u_int __maxsize)); +extern bool_t xdr_union __P ((XDR * __xdrs, enum_t * __dscmp, char *__unp, + __const struct xdr_discrim * __choices, + xdrproc_t dfault)); +extern bool_t xdr_char __P ((XDR * __xdrs, char *__cp)); +extern bool_t xdr_u_char __P ((XDR * __xdrs, u_char * __cp)); +extern bool_t xdr_vector __P ((XDR * __xdrs, char *__basep, u_int __nelem, + u_int __elemsize, xdrproc_t __xdr_elem)); +extern bool_t xdr_float __P ((XDR * __xdrs, float *__fp)); +extern bool_t xdr_double __P ((XDR * __xdrs, double *__dp)); +extern bool_t xdr_reference __P ((XDR * __xdrs, caddr_t * __pp, u_int __size, + xdrproc_t __proc)); +extern bool_t xdr_pointer __P ((XDR * __xdrs, char **__objpp, + u_int __obj_size, xdrproc_t __xdr_obj)); +extern bool_t xdr_wrapstring __P ((XDR * __xdrs, char **__cpp)); /* * Common opaque bytes objects used by many rpc protocols; * declared here due to commonality. */ #define MAX_NETOBJ_SZ 1024 -struct netobj { - u_int n_len; - char *n_bytes; +struct netobj +{ + u_int n_len; + char *n_bytes; }; typedef struct netobj netobj; -extern bool_t xdr_netobj __P ((XDR *__xdrs, struct netobj *__np)); +extern bool_t xdr_netobj __P ((XDR * __xdrs, struct netobj * __np)); /* * These are the public routines for the various implementations of @@ -277,26 +294,27 @@ extern bool_t xdr_netobj __P ((XDR *__xdrs, struct netobj *__np)); */ /* XDR using memory buffers */ -extern void xdrmem_create __P ((XDR *__xdrs, caddr_t __addr, u_int __size, - enum xdr_op __op)); +extern void xdrmem_create __P ((XDR * __xdrs, caddr_t __addr, u_int __size, + enum xdr_op __op)); /* XDR using stdio library */ -extern void xdrstdio_create __P ((XDR *__xdrs, FILE *__file, - enum xdr_op __op)); +extern void xdrstdio_create __P ((XDR * __xdrs, FILE * __file, + enum xdr_op __op)); /* XDR pseudo records for tcp */ -extern void xdrrec_create __P ((XDR *__xdrs, u_int __sendsize, - u_int __recvsize, caddr_t __tcp_handle, - int (*__readit) (), int (*__writeit) ())); +extern void xdrrec_create __P ((XDR * __xdrs, u_int __sendsize, + u_int __recvsize, caddr_t __tcp_handle, + int (*__readit) (char *, char *, int), + int (*__writeit) (char *, char *, int))); /* make end of xdr record */ -extern bool_t xdrrec_endofrecord __P ((XDR *__xdrs, bool_t __sendnow)); +extern bool_t xdrrec_endofrecord __P ((XDR * __xdrs, bool_t __sendnow)); /* move to beginning of next record */ -extern bool_t xdrrec_skiprecord __P ((XDR *__xdrs)); +extern bool_t xdrrec_skiprecord __P ((XDR * __xdrs)); /* true if no more input */ -extern bool_t xdrrec_eof __P ((XDR *__xdrs)); +extern bool_t xdrrec_eof __P ((XDR * __xdrs)); /* free memory buffers for xdr */ extern void xdr_free __P ((xdrproc_t __proc, char *__objp)); |