diff options
Diffstat (limited to 'sunrpc/rpc_hout.c')
| -rw-r--r-- | sunrpc/rpc_hout.c | 370 |
1 files changed, 370 insertions, 0 deletions
diff --git a/sunrpc/rpc_hout.c b/sunrpc/rpc_hout.c new file mode 100644 index 0000000..1bf0097 --- /dev/null +++ b/sunrpc/rpc_hout.c @@ -0,0 +1,370 @@ +/* @(#)rpc_hout.c 2.1 88/08/01 4.0 RPCSRC */ +/* + * Sun RPC is a product of Sun Microsystems, Inc. and is provided for + * unrestricted use provided that this legend is included on all tape + * media and as a part of the software program in whole or part. Users + * may copy or modify Sun RPC without charge, but are not authorized + * to license or distribute it to anyone else except as part of a product or + * program developed by the user. + * + * SUN RPC IS PROVIDED AS IS WITH NO WARRANTIES OF ANY KIND INCLUDING THE + * WARRANTIES OF DESIGN, MERCHANTIBILITY AND FITNESS FOR A PARTICULAR + * PURPOSE, OR ARISING FROM A COURSE OF DEALING, USAGE OR TRADE PRACTICE. + * + * Sun RPC is provided with no support and without any obligation on the + * part of Sun Microsystems, Inc. to assist in its use, correction, + * modification or enhancement. + * + * SUN MICROSYSTEMS, INC. SHALL HAVE NO LIABILITY WITH RESPECT TO THE + * INFRINGEMENT OF COPYRIGHTS, TRADE SECRETS OR ANY PATENTS BY SUN RPC + * OR ANY PART THEREOF. + * + * In no event will Sun Microsystems, Inc. be liable for any lost revenue + * or profits or other special, indirect and consequential damages, even if + * Sun has been advised of the possibility of such damages. + * + * Sun Microsystems, Inc. + * 2550 Garcia Avenue + * Mountain View, California 94043 + */ +#ifndef lint +static char sccsid[] = "@(#)rpc_hout.c 1.6 87/07/28 (C) 1987 SMI"; +#endif + +/* + * rpc_hout.c, Header file outputter for the RPC protocol compiler + * Copyright (C) 1987, Sun Microsystems, Inc. + */ +#include <stdio.h> +#include <ctype.h> +#include "rpc_util.h" +#include "rpc_parse.h" + + +/* + * Print the C-version of an xdr definition + */ +void +print_datadef(def) + definition *def; +{ + 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) { + f_print(fout, "bool_t xdr_%s();\n", def->def_name); + } + if (def->def_kind != DEF_CONST) { + f_print(fout, "\n"); + } +} + +static +pconstdef(def) + definition *def; +{ + pdefine(def->def_name, def->def.co); +} + +static +pstructdef(def) + 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); + } + f_print(fout, "};\n"); + f_print(fout, "typedef struct %s %s;\n", name, name); +} + +static +puniondef(def) + 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) { + pdeclaration(name, &l->case_decl, 2); + } + decl = def->def.un.default_decl; + if (decl && !streq(decl->type, "void")) { + pdeclaration(name, decl, 2); + } + f_print(fout, "\t} %s_u;\n", name); + f_print(fout, "};\n"); + f_print(fout, "typedef struct %s %s;\n", name, name); +} + + + +static +pdefine(name, num) + char *name; + char *num; +{ + f_print(fout, "#define %s %s\n", name, num); +} + +static +puldefine(name, num) + char *name; + char *num; +{ + f_print(fout, "#define %s ((u_long)%s)\n", name, num); +} + +static +define_printed(stop, start) + 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 +pprogramdef(def) + definition *def; +{ + version_list *vers; + proc_list *proc; + + puldefine(def->def_name, def->def.pr.prog_num); + for (vers = def->def.pr.versions; vers != NULL; vers = vers->next) { + puldefine(vers->vers_name, vers->vers_num); + for (proc = vers->procs; proc != NULL; proc = proc->next) { + if (!define_printed(proc, def->def.pr.versions)) { + puldefine(proc->proc_name, proc->proc_num); + } + pprocdef(proc, vers); + } + } +} + + +pprocdef(proc, vp) + proc_list *proc; + version_list *vp; +{ + f_print(fout, "extern "); + if (proc->res_prefix) { + if (streq(proc->res_prefix, "enum")) { + f_print(fout, "enum "); + } else { + f_print(fout, "struct "); + } + } + if (streq(proc->res_type, "bool")) { + f_print(fout, "bool_t *"); + } else if (streq(proc->res_type, "string")) { + f_print(fout, "char **"); + } else { + f_print(fout, "%s *", fixtype(proc->res_type)); + } + pvname(proc->proc_name, vp->vers_num); + f_print(fout, "();\n"); +} + +static +penumdef(def) + 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 +ptypedef(def) + 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"); + } +} + + +static +pdeclaration(name, dec, tab) + char *name; + declaration *dec; + int tab; +{ + 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, ";\n"); +} + + + +static +undefined2(type, stop) + 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); +} |