} while (0)
/*
+ * Solaris strips the '_t' from these types -- not sure why.
+ * But, let's be compatible.
+ */
+#define xdr_rpcvers(xdrs, versp) xdr_u_int32(xdrs, versp)
+#define xdr_rpcprog(xdrs, progp) xdr_u_int32(xdrs, progp)
+#define xdr_rpcproc(xdrs, procp) xdr_u_int32(xdrs, procp)
+#define xdr_rpcprot(xdrs, protp) xdr_u_int32(xdrs, protp)
+#define xdr_rpcport(xdrs, portp) xdr_u_int32(xdrs, portp)
+
+/*
* Support struct for discriminated unions.
* You create an array of xdrdiscrim structures, terminated with
* an entry with a null procedure pointer. The xdr_union routine gets
INTRODUCTION
======================
-This directory contains a port of the Sun RPC code (derived
-from the relicensed -- to 3-clause BSD -- implementation in
-Fedora 11's libtirpc package version 0.1.10-7). It has been
-adapted for newlib in the following ways:
+This directory contains a port of eXternal Data Representation
+(XDR) code from SunRPC (derived from the relicensed -- to
+3-clause BSD -- implementation in Fedora 11's libtirpc package
+version 0.1.10-7). It has been adapted for newlib in the
+following ways:
1) xdr_* functions for fixed-width integral types have been
added, such as xdr_int32_t() and similar. The implementation
...
#elif defined(__vax__)
#include "xdr_float_vax.c"
- +#else defined(__my_platform__)
+ +#elif defined(__my_platform__)
+#include "xdr_float_my_platform.c"
#endif
The return value is the "old" function pointer, which may
be NULL.
-However, neither the typedef or the registration function
+However, neither the typedef nor the registration function
are declared in the public headers. Clients wishing to use
them must either declare the necessary symbols manually,
or #include "xdr_private.h". More on this point, below.
...
}
-Will cause xdr-generated error messages to go to stderr.
+will cause xdr-generated error messages to go to stderr.
It is not expected that end-user applications will make use
of this facility. Rather, it is expected that IF certain
*platforms* desire that these error messages be recorded,
-rather expecting client apps print error messages as
-necessary, then those platforms will, in their startup
+instead of expecting client apps to print error messages as
+necessary (*), then those platforms will, in their startup
objects or static initialization, direct these messages to
a logging facility, strace debug facility, etc.
from that file.
However, most newlib targets will probably be satisfied with
-the default (silent) behavior. Note that the original Sun RPC,
-as well as the glibc implementation, print these error messages
-to stderr. Cygwin, for greater similarity to glibc, registers
-an error message handler similar to the example above, within
-its startup code.
+the default (silent) behavior. Note that the original Sun RPC
+implementation of XDR, as well as the glibc implementation,
+print these error messages to stderr. Cygwin, for greater
+similarity to glibc, registers an error message handler similar
+to the example above, within its startup code.
-(*) Client apps should already check for FALSE return values;
- in this case they would then check errno and act appropriately.
+(*) Client apps should already check for FALSE return values.
+ In this case when xdr function return FALSE, the client
+ app would then check errno and act appropriately.
LICENSING AND PEDIGREE
So, in the XDR implementation from Fedora 11's libtirpc package,
after the modification above by Tom Callaway, each file carries
-the 3-clause BSD license, and not the so-called "SunRPC" license.
+the 3-clause BSD license and not the so-called "SunRPC" license.
It is from this version that the newlib implementation here was
derived, with the modifications described in the introduction,
above.
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