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Diffstat (limited to 'package/libtirpc/src/rpcgen/rpc_hout.c')
-rw-r--r--package/libtirpc/src/rpcgen/rpc_hout.c490
1 files changed, 490 insertions, 0 deletions
diff --git a/package/libtirpc/src/rpcgen/rpc_hout.c b/package/libtirpc/src/rpcgen/rpc_hout.c
new file mode 100644
index 000000000..ea1cb24f5
--- /dev/null
+++ b/package/libtirpc/src/rpcgen/rpc_hout.c
@@ -0,0 +1,490 @@
+/*
+ * Copyright (c) 2009, Sun Microsystems, Inc.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ * - Redistributions of source code must retain the above copyright notice,
+ * this list of conditions and the following disclaimer.
+ * - Redistributions in binary form must reproduce the above copyright notice,
+ * this list of conditions and the following disclaimer in the documentation
+ * and/or other materials provided with the distribution.
+ * - Neither the name of Sun Microsystems, Inc. nor the names of its
+ * contributors may be used to endorse or promote products derived
+ * from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#if 0
+static char sccsid[] = "@(#)rpc_hout.c 1.12 89/02/22 (C) 1987 SMI";
+#endif
+
+/*
+ * rpc_hout.c, Header file outputter for the RPC protocol compiler
+ */
+#include <stdio.h>
+#include <ctype.h>
+#include "rpc_parse.h"
+#include "rpc_util.h"
+#include "rpc_output.h"
+
+
+static int undefined2(char *type, char *stop);
+static void pxdrfuncdecl(char *name, int pointerp);
+static void pconstdef(definition *def);
+static void pargdef(definition *def);
+static void pstructdef(definition *def);
+static void puniondef(definition *def);
+static void pdefine(char *name, char *num);
+static void puldefine(char *name, char *num);
+static int define_printed(proc_list *stop, version_list *start);
+static void pprogramdef(definition *def);
+static void pprocdef(proc_list *proc, version_list *vp,
+ char *addargtype, int server_p, int mode);
+static void parglist(proc_list *proc, char *addargtype);
+static void penumdef(definition *def);
+static void ptypedef(definition *def);
+
+/*
+ * Print the C-version of an xdr definition
+ */
+void
+print_datadef(definition *def)
+{
+
+ if (def->def_kind == DEF_PROGRAM ) /* handle data only */
+ return;
+
+ if (def->def_kind != DEF_CONST) {
+ f_print(fout, "\n");
+ }
+ switch (def->def_kind) {
+ case DEF_STRUCT:
+ pstructdef(def);
+ break;
+ case DEF_UNION:
+ puniondef(def);
+ break;
+ case DEF_ENUM:
+ penumdef(def);
+ break;
+ case DEF_TYPEDEF:
+ ptypedef(def);
+ break;
+ case DEF_PROGRAM:
+ pprogramdef(def);
+ break;
+ case DEF_CONST:
+ pconstdef(def);
+ break;
+ }
+ if (def->def_kind != DEF_PROGRAM && def->def_kind != DEF_CONST) {
+ pxdrfuncdecl( def->def_name,
+ def->def_kind != DEF_TYPEDEF ||
+ !isvectordef(def->def.ty.old_type, def->def.ty.rel));
+
+ }
+}
+
+
+void
+print_funcdef(definition *def)
+{
+ switch (def->def_kind) {
+ case DEF_PROGRAM:
+ f_print(fout, "\n");
+ pprogramdef(def);
+ break;
+ default:
+ break;
+ }
+}
+
+static void
+pxdrfuncdecl(char *name, int pointerp)
+{
+ f_print(fout,
+ "#ifdef __cplusplus \n"
+ "extern \"C\" bool_t xdr_%s(XDR *, %s%s);\n"
+ "#elif __STDC__ \n"
+ "extern bool_t xdr_%s(XDR *, %s%s);\n"
+ "#else /* Old Style C */ \n"
+ "bool_t xdr_%s();\n"
+ "#endif /* Old Style C */ \n\n",
+ name, name, pointerp ? "*" : "",
+ name, name, pointerp ? "*" : "",
+ name);
+}
+
+
+static void
+pconstdef(definition *def)
+{
+ pdefine(def->def_name, def->def.co);
+}
+
+/* print out the definitions for the arguments of functions in the
+ header file
+*/
+static void
+pargdef(definition *def)
+{
+ decl_list *l;
+ version_list *vers;
+ char *name;
+ proc_list *plist;
+
+
+ for (vers = def->def.pr.versions; vers != NULL; vers = vers->next) {
+ for(plist = vers->procs; plist != NULL;
+ plist = plist->next) {
+
+ if (!newstyle || plist->arg_num < 2) {
+ continue; /* old style or single args */
+ }
+ name = plist->args.argname;
+ f_print(fout, "struct %s {\n", name);
+ for (l = plist->args.decls;
+ l != NULL; l = l->next) {
+ pdeclaration(name, &l->decl, 1, ";\n" );
+ }
+ f_print(fout, "};\n");
+ f_print(fout, "typedef struct %s %s;\n", name, name);
+ pxdrfuncdecl(name, 0);
+ f_print( fout, "\n" );
+ }
+ }
+
+}
+
+
+static void
+pstructdef(definition *def)
+{
+ decl_list *l;
+ char *name = def->def_name;
+
+ f_print(fout, "struct %s {\n", name);
+ for (l = def->def.st.decls; l != NULL; l = l->next) {
+ pdeclaration(name, &l->decl, 1, ";\n");
+ }
+ f_print(fout, "};\n");
+ f_print(fout, "typedef struct %s %s;\n", name, name);
+}
+
+static void
+puniondef(definition *def)
+{
+ case_list *l;
+ char *name = def->def_name;
+ declaration *decl;
+
+ f_print(fout, "struct %s {\n", name);
+ decl = &def->def.un.enum_decl;
+ if (streq(decl->type, "bool")) {
+ f_print(fout, "\tbool_t %s;\n", decl->name);
+ } else {
+ f_print(fout, "\t%s %s;\n", decl->type, decl->name);
+ }
+ f_print(fout, "\tunion {\n");
+ for (l = def->def.un.cases; l != NULL; l = l->next) {
+ if (l->contflag == 0)
+ pdeclaration(name, &l->case_decl, 2, ";\n");
+ }
+ decl = def->def.un.default_decl;
+ if (decl && !streq(decl->type, "void")) {
+ pdeclaration(name, decl, 2, ";\n");
+ }
+ f_print(fout, "\t} %s_u;\n", name);
+ f_print(fout, "};\n");
+ f_print(fout, "typedef struct %s %s;\n", name, name);
+}
+
+static void
+pdefine(char *name, char *num)
+{
+ f_print(fout, "#define %s %s\n", name, num);
+}
+
+static void
+puldefine(char *name, char *num)
+{
+ f_print(fout, "#define %s ((u_int32_t)%s)\n", name, num);
+}
+
+static int
+define_printed(proc_list *stop, version_list *start)
+{
+ version_list *vers;
+ proc_list *proc;
+
+ for (vers = start; vers != NULL; vers = vers->next) {
+ for (proc = vers->procs; proc != NULL; proc = proc->next) {
+ if (proc == stop) {
+ return (0);
+ } else if (streq(proc->proc_name, stop->proc_name)) {
+ return (1);
+ }
+ }
+ }
+ abort();
+ /* NOTREACHED */
+}
+
+static void
+pprogramdef(definition *def)
+{
+ version_list *vers;
+ proc_list *proc;
+ int i;
+ char *ext;
+
+ pargdef(def);
+
+ puldefine(def->def_name, def->def.pr.prog_num);
+ for (vers = def->def.pr.versions; vers != NULL; vers = vers->next) {
+ if (tblflag) {
+ f_print(fout, "extern struct rpcgen_table %s_%s_table[];\n",
+ locase(def->def_name), vers->vers_num);
+ f_print(fout, "extern %s_%s_nproc;\n",
+ locase(def->def_name), vers->vers_num);
+ }
+ puldefine(vers->vers_name, vers->vers_num);
+
+ /*
+ * Print out 3 definitions, one for ANSI-C, another for C++,
+ * a third for old style C
+ */
+
+ for (i = 0; i < 3; i++) {
+ if (i == 0) {
+ f_print(fout, "\n#ifdef __cplusplus\n");
+ ext = "extern \"C\" ";
+ } else if (i == 1) {
+ f_print(fout, "\n#elif __STDC__\n");
+ ext = "extern ";
+ } else {
+ f_print(fout, "\n#else /* Old Style C */ \n");
+ ext = "extern ";
+ }
+
+
+ for (proc = vers->procs; proc != NULL; proc = proc->next) {
+ if (!define_printed(proc, def->def.pr.versions)) {
+ puldefine(proc->proc_name, proc->proc_num);
+ }
+ f_print(fout, "%s", ext);
+ pprocdef(proc, vers, "CLIENT *", 0, i);
+ f_print(fout, "%s", ext);
+ pprocdef(proc, vers, "struct svc_req *", 1, i);
+
+ }
+
+ }
+ f_print(fout, "#endif /* Old Style C */ \n");
+ }
+}
+
+static void
+pprocdef(proc_list *proc, version_list *vp, char *addargtype,
+ int server_p, int mode)
+{
+ ptype(proc->res_prefix, proc->res_type, 1);
+ f_print(fout, "* ");
+ if (server_p)
+ pvname_svc(proc->proc_name, vp->vers_num);
+ else
+ pvname(proc->proc_name, vp->vers_num);
+
+ /*
+ * mode 0 == cplusplus, mode 1 = ANSI-C, mode 2 = old style C
+ */
+ if (mode == 0 || mode == 1)
+ parglist(proc, addargtype);
+ else
+ f_print(fout, "();\n");
+}
+
+
+
+/* print out argument list of procedure */
+static void
+parglist(proc_list *proc, char *addargtype)
+{
+ decl_list *dl;
+
+ f_print(fout, "(");
+
+ if (proc->arg_num < 2 && newstyle &&
+ streq(proc->args.decls->decl.type, "void")) {
+ /* 0 argument in new style: do nothing */
+ } else {
+ for (dl = proc->args.decls; dl != NULL; dl = dl->next) {
+ ptype(dl->decl.prefix, dl->decl.type, 1);
+ if (!newstyle)
+ f_print(fout, "*"); /* old style passes by reference */
+
+ f_print(fout, ", ");
+ }
+ }
+
+ f_print(fout, "%s);\n", addargtype);
+}
+
+static void
+penumdef(definition *def)
+{
+ char *name = def->def_name;
+ enumval_list *l;
+ char *last = NULL;
+ int count = 0;
+
+ f_print(fout, "enum %s {\n", name);
+ for (l = def->def.en.vals; l != NULL; l = l->next) {
+ f_print(fout, "\t%s", l->name);
+ if (l->assignment) {
+ f_print(fout, " = %s", l->assignment);
+ last = l->assignment;
+ count = 1;
+ } else {
+ if (last == NULL) {
+ f_print(fout, " = %d", count++);
+ } else {
+ f_print(fout, " = %s + %d", last, count++);
+ }
+ }
+ f_print(fout, ",\n");
+ }
+ f_print(fout, "};\n");
+ f_print(fout, "typedef enum %s %s;\n", name, name);
+}
+
+static void
+ptypedef(definition *def)
+{
+ char *name = def->def_name;
+ char *old = def->def.ty.old_type;
+ char prefix[8]; /* enough to contain "struct ", including NUL */
+ relation rel = def->def.ty.rel;
+
+
+ if (!streq(name, old)) {
+ if (streq(old, "string")) {
+ old = "char";
+ rel = REL_POINTER;
+ } else if (streq(old, "opaque")) {
+ old = "char";
+ } else if (streq(old, "bool")) {
+ old = "bool_t";
+ }
+ if (undefined2(old, name) && def->def.ty.old_prefix) {
+ s_print(prefix, "%s ", def->def.ty.old_prefix);
+ } else {
+ prefix[0] = 0;
+ }
+ f_print(fout, "typedef ");
+ switch (rel) {
+ case REL_ARRAY:
+ f_print(fout, "struct {\n");
+ f_print(fout, "\tu_int %s_len;\n", name);
+ f_print(fout, "\t%s%s *%s_val;\n", prefix, old, name);
+ f_print(fout, "} %s", name);
+ break;
+ case REL_POINTER:
+ f_print(fout, "%s%s *%s", prefix, old, name);
+ break;
+ case REL_VECTOR:
+ f_print(fout, "%s%s %s[%s]", prefix, old, name,
+ def->def.ty.array_max);
+ break;
+ case REL_ALIAS:
+ f_print(fout, "%s%s %s", prefix, old, name);
+ break;
+ }
+ f_print(fout, ";\n");
+ }
+}
+
+void
+pdeclaration(char *name, declaration *dec, int tab, char *separator)
+{
+ char buf[8]; /* enough to hold "struct ", include NUL */
+ char *prefix;
+ char *type;
+
+ if (streq(dec->type, "void")) {
+ return;
+ }
+ tabify(fout, tab);
+ if (streq(dec->type, name) && !dec->prefix) {
+ f_print(fout, "struct ");
+ }
+ if (streq(dec->type, "string")) {
+ f_print(fout, "char *%s", dec->name);
+ } else {
+ prefix = "";
+ if (streq(dec->type, "bool")) {
+ type = "bool_t";
+ } else if (streq(dec->type, "opaque")) {
+ type = "char";
+ } else {
+ if (dec->prefix) {
+ s_print(buf, "%s ", dec->prefix);
+ prefix = buf;
+ }
+ type = dec->type;
+ }
+ switch (dec->rel) {
+ case REL_ALIAS:
+ f_print(fout, "%s%s %s", prefix, type, dec->name);
+ break;
+ case REL_VECTOR:
+ f_print(fout, "%s%s %s[%s]", prefix, type, dec->name,
+ dec->array_max);
+ break;
+ case REL_POINTER:
+ f_print(fout, "%s%s *%s", prefix, type, dec->name);
+ break;
+ case REL_ARRAY:
+ f_print(fout, "struct {\n");
+ tabify(fout, tab);
+ f_print(fout, "\tu_int %s_len;\n", dec->name);
+ tabify(fout, tab);
+ f_print(fout, "\t%s%s *%s_val;\n", prefix, type, dec->name);
+ tabify(fout, tab);
+ f_print(fout, "} %s", dec->name);
+ break;
+ }
+ }
+ f_print(fout, separator );
+}
+
+static int
+undefined2(char *type, char *stop)
+{
+ list *l;
+ definition *def;
+
+ for (l = defined; l != NULL; l = l->next) {
+ def = (definition *) l->val;
+ if (def->def_kind != DEF_PROGRAM) {
+ if (streq(def->def_name, stop)) {
+ return (1);
+ } else if (streq(def->def_name, type)) {
+ return (0);
+ }
+ }
+ }
+ return (1);
+}
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