#ifndef WRAPPI_INTERNAL_H_
#define WRAPPI_INTERNAL_H_
+#include <string.h>
+#include <errno.h>
+#include <rpc/types.h>
+#include <rpc/xdr.h>
+
+#define STREQ(a,b) (strcmp((a),(b)) == 0)
+#define STRCASEEQ(a,b) (strcasecmp((a),(b)) == 0)
+#define STRNEQ(a,b) (strcmp((a),(b)) != 0)
+#define STRCASENEQ(a,b) (strcasecmp((a),(b)) != 0)
+#define STREQLEN(a,b,n) (strncmp((a),(b),(n)) == 0)
+#define STRCASEEQLEN(a,b,n) (strncasecmp((a),(b),(n)) == 0)
+#define STRNEQLEN(a,b,n) (strncmp((a),(b),(n)) != 0)
+#define STRCASENEQLEN(a,b,n) (strncasecmp((a),(b),(n)) != 0)
+#define STRPREFIX(a,b) (strncmp((a),(b),strlen((b))) == 0)
+
+struct wrap_internal_h {
+ char *error; /* Last error on this handle, NULL is none. */
+ int errnum; /* errno, or 0 if there was no errno set. */
+ const char *error_func; /* Function where the error occurred, if known. */
+};
+
struct wrap_h {
- int error_flag;
+ /* The "internal" part of the handle must always appear at the
+ * beginning of the handle structure. For the remote case, this
+ * contains a cut-down handle which is what non-local entry points
+ * are permitted to touch. For the local case, the full handle is
+ * cast to (struct wrap_internal_h *).
+ */
+ struct wrap_internal_h internal;
+
+ /* Fields that follow the 'internal' structure only exist
+ * on the local side of a connection.
+ */
+
+ uint32_t serial; /* Serial number used in protocol. */
+
+ FILE *rfp, *wfp; /* Connection to remote. */
+ pid_t pid; /* Child process if using remote, eg ssh */
+
+ /* Connection URL. If scheme == LOCAL, it means we're using the
+ * local code.
+ */
+ wrap_scheme_enum scheme;
+ char *hostname;
+ char *wrappid_path;
};
+/* Declare an error, setting the error field in the handle. */
+#define set_error(fs...) \
+ wrap_int_set_error ((struct wrap_internal_h *)w, __func__, fs)
+#define set_error_errno(fs...) \
+ wrap_int_set_error_errno ((struct wrap_internal_h *)w, (errno), __func__, fs)
+
+extern void wrap_int_connect_ssh (wrap_h *w);
+extern int wrap_int_lookup_proc_entry (const char *name);
+extern void wrap_int_make_request (wrap_h *w, int proc_nr, const void *args, void *ret);
+extern void wrap_int_make_request_xdr (wrap_h *w, int proc_nr, const void *args, void *ret);
+extern void wrap_int_set_error (struct wrap_internal_h *w, const char *func, const char *fs, ...);
+extern void wrap_int_set_error_errno (struct wrap_internal_h *w, int errnum, const char *func, const char *fs, ...);
+
+/* See lib/internal-procs.c for the static contents of this table.
+ * The table is indexed by wrap_int_<name>_num. These are defined in
+ * lib/internal-procs.h.
+ */
+struct proc_table {
+ const char *name; /* The name of this entry point. */
+
+ /* Size of the args and ret structs. */
+ size_t args_struct_size;
+ size_t ret_struct_size;
+
+ /* Call this procedure. */
+ void (*call) (wrap_h *w, const void *args, void *ret);
+
+ /* XDR encode/decode functions for serializing the args and ret. */
+ xdrproc_t args_xdrproc;
+ xdrproc_t ret_xdrproc;
+};
+
+extern const struct proc_table wrap_int_proc_table[];
+
+#include "internal-procs.h"
+
+/* Defined and used by lib/internal-procs-lookup.gperf */
+struct proc_entry { char *name; int proc_nr; };
+extern const struct proc_entry *wrap_int_gperf_lookup_proc_entry (register const char *str, register unsigned int len);
+
#endif /* WRAPPI_INTERNAL_H_ */