diff options
Diffstat (limited to 'sunrpc/rpc_cout.c')
| -rw-r--r-- | sunrpc/rpc_cout.c | 811 |
1 files changed, 0 insertions, 811 deletions
diff --git a/sunrpc/rpc_cout.c b/sunrpc/rpc_cout.c deleted file mode 100644 index db7b571b33..0000000000 --- a/sunrpc/rpc_cout.c +++ /dev/null @@ -1,811 +0,0 @@ -/* - * From: @(#)rpc_cout.c 1.13 89/02/22 - * - * Copyright (c) 2010, Oracle America, Inc. - * 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 the "Oracle America, 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. - */ - -/* - * rpc_cout.c, XDR routine outputter for the RPC protocol compiler - */ -#include <ctype.h> -#include <stdio.h> -#include <string.h> -#include "rpc_parse.h" -#include "rpc_util.h" -#include "proto.h" - -static void emit_enum (definition * def); -static void emit_program (const definition * def); -static void emit_union (const definition * def); -static void emit_struct (definition * def); -static void emit_typedef (const definition * def); -static void emit_inline (int indent, declaration * decl, int flag); -static void emit_single_in_line (int indent, declaration *decl, int flag, - relation rel); -static int findtype (const definition * def, const char *type); -static int undefined (const char *type); -static void print_generic_header (const char *procname, int pointerp); -static void print_ifopen (int indent, const char *name); -static void print_ifarg (const char *arg); -static void print_ifsizeof (int indent, const char *prefix, const char *type); -static void print_ifclose (int indent); -static void print_ifstat (int indent, const char *prefix, const char *type, - relation rel, const char *amax, - const char *objname, const char *name); -static void print_stat (int indent, const declaration * dec); -static void print_header (const definition * def); -static void print_trailer (void); -static char *upcase (const char *str); - -/* - * Emit the C-routine for the given definition - */ -void -emit (definition * def) -{ - if (def->def_kind == DEF_CONST) - { - return; - } - if (def->def_kind == DEF_PROGRAM) - { - emit_program (def); - return; - } - if (def->def_kind == DEF_TYPEDEF) - { - /* now we need to handle declarations like - struct typedef foo foo; - since we don't want this to be expanded - into 2 calls to xdr_foo */ - - if (strcmp (def->def.ty.old_type, def->def_name) == 0) - return; - }; - - print_header (def); - switch (def->def_kind) - { - case DEF_UNION: - emit_union (def); - break; - case DEF_ENUM: - emit_enum (def); - break; - case DEF_STRUCT: - emit_struct (def); - break; - case DEF_TYPEDEF: - emit_typedef (def); - break; - default: - /* can't happen */ - break; - } - print_trailer (); -} - -static int -findtype (const definition * def, const char *type) -{ - if (def->def_kind == DEF_PROGRAM || def->def_kind == DEF_CONST) - { - return 0; - } - else - { - return (streq (def->def_name, type)); - } -} - -static int -undefined (const char *type) -{ - definition *def; - def = (definition *) FINDVAL (defined, type, findtype); - return (def == NULL); -} - - -static void -print_generic_header (const char *procname, int pointerp) -{ - f_print (fout, "\n"); - f_print (fout, "bool_t\n"); - if (Cflag) - { - f_print (fout, "xdr_%s (", procname); - f_print (fout, "XDR *xdrs, "); - f_print (fout, "%s ", procname); - if (pointerp) - f_print (fout, "*"); - f_print (fout, "objp)\n{\n"); - } - else - { - f_print (fout, "xdr_%s (xdrs, objp)\n", procname); - f_print (fout, "\tXDR *xdrs;\n"); - f_print (fout, "\t%s ", procname); - if (pointerp) - f_print (fout, "*"); - f_print (fout, "objp;\n{\n"); - } -} - -static void -print_header (const definition * def) -{ - print_generic_header (def->def_name, - def->def_kind != DEF_TYPEDEF || - !isvectordef (def->def.ty.old_type, - def->def.ty.rel)); - - /* Now add Inline support */ - - if (inlineflag == 0) - return; - /*May cause lint to complain. but ... */ - f_print (fout, "\tregister int32_t *buf;\n\n"); -} - -static void -print_prog_header (const proc_list * plist) -{ - print_generic_header (plist->args.argname, 1); -} - -static void -print_trailer (void) -{ - f_print (fout, "\treturn TRUE;\n"); - f_print (fout, "}\n"); -} - - -static void -print_ifopen (int indent, const char *name) -{ - tabify (fout, indent); - f_print (fout, " if (!xdr_%s (xdrs", name); -} - -static void -print_ifarg (const char *arg) -{ - f_print (fout, ", %s", arg); -} - -static void -print_ifsizeof (int indent, const char *prefix, const char *type) -{ - if (indent) - { - fprintf (fout, ",\n"); - tabify (fout, indent); - } - else - fprintf (fout, ", "); - - if (streq (type, "bool")) - fprintf (fout, "sizeof (bool_t), (xdrproc_t) xdr_bool"); - else - { - fprintf (fout, "sizeof ("); - if (undefined (type) && prefix) - { - f_print (fout, "%s ", prefix); - } - fprintf (fout, "%s), (xdrproc_t) xdr_%s", type, type); - } -} - -static void -print_ifclose (int indent) -{ - f_print (fout, "))\n"); - tabify (fout, indent); - f_print (fout, "\t return FALSE;\n"); -} - -static void -print_ifstat (int indent, const char *prefix, const char *type, relation rel, - const char *amax, const char *objname, const char *name) -{ - const char *alt = NULL; - - switch (rel) - { - case REL_POINTER: - print_ifopen (indent, "pointer"); - print_ifarg ("(char **)"); - f_print (fout, "%s", objname); - print_ifsizeof (0, prefix, type); - break; - case REL_VECTOR: - if (streq (type, "string")) - { - alt = "string"; - } - else if (streq (type, "opaque")) - { - alt = "opaque"; - } - if (alt) - { - print_ifopen (indent, alt); - print_ifarg (objname); - } - else - { - print_ifopen (indent, "vector"); - print_ifarg ("(char *)"); - f_print (fout, "%s", objname); - } - print_ifarg (amax); - if (!alt) - { - print_ifsizeof (indent + 1, prefix, type); - } - break; - case REL_ARRAY: - if (streq (type, "string")) - { - alt = "string"; - } - else if (streq (type, "opaque")) - { - alt = "bytes"; - } - if (streq (type, "string")) - { - print_ifopen (indent, alt); - print_ifarg (objname); - } - else - { - if (alt) - { - print_ifopen (indent, alt); - } - else - { - print_ifopen (indent, "array"); - } - print_ifarg ("(char **)"); - if (*objname == '&') - { - f_print (fout, "%s.%s_val, (u_int *) %s.%s_len", - objname, name, objname, name); - } - else - { - f_print (fout, "&%s->%s_val, (u_int *) &%s->%s_len", - objname, name, objname, name); - } - } - print_ifarg (amax); - if (!alt) - { - print_ifsizeof (indent + 1, prefix, type); - } - break; - case REL_ALIAS: - print_ifopen (indent, type); - print_ifarg (objname); - break; - } - print_ifclose (indent); -} - -static void -emit_enum (definition * def) -{ - (void) def; - - print_ifopen (1, "enum"); - print_ifarg ("(enum_t *) objp"); - print_ifclose (1); -} - -static void -emit_program (const definition * def) -{ - decl_list *dl; - version_list *vlist; - proc_list *plist; - - for (vlist = def->def.pr.versions; vlist != NULL; vlist = vlist->next) - for (plist = vlist->procs; plist != NULL; plist = plist->next) - { - if (!newstyle || plist->arg_num < 2) - continue; /* old style, or single argument */ - print_prog_header (plist); - for (dl = plist->args.decls; dl != NULL; - dl = dl->next) - print_stat (1, &dl->decl); - print_trailer (); - } -} - -static void -emit_union (const definition * def) -{ - declaration *dflt; - case_list *cl; - declaration *cs; - char *object; - const char *vecformat = "objp->%s_u.%s"; - const char *format = "&objp->%s_u.%s"; - - print_stat (1, &def->def.un.enum_decl); - f_print (fout, "\tswitch (objp->%s) {\n", def->def.un.enum_decl.name); - for (cl = def->def.un.cases; cl != NULL; cl = cl->next) - { - - f_print (fout, "\tcase %s:\n", cl->case_name); - if (cl->contflag == 1) /* a continued case statement */ - continue; - cs = &cl->case_decl; - if (!streq (cs->type, "void")) - { - object = alloc (strlen (def->def_name) + strlen (format) + - strlen (cs->name) + 1); - if (isvectordef (cs->type, cs->rel)) - { - s_print (object, vecformat, def->def_name, - cs->name); - } - else - { - s_print (object, format, def->def_name, - cs->name); - } - print_ifstat (2, cs->prefix, cs->type, cs->rel, cs->array_max, - object, cs->name); - free (object); - } - f_print (fout, "\t\tbreak;\n"); - } - dflt = def->def.un.default_decl; - if (dflt != NULL) - { - if (!streq (dflt->type, "void")) - { - f_print (fout, "\tdefault:\n"); - object = alloc (strlen (def->def_name) + strlen (format) + - strlen (dflt->name) + 1); - if (isvectordef (dflt->type, dflt->rel)) - { - s_print (object, vecformat, def->def_name, - dflt->name); - } - else - { - s_print (object, format, def->def_name, - dflt->name); - } - - print_ifstat (2, dflt->prefix, dflt->type, dflt->rel, - dflt->array_max, object, dflt->name); - free (object); - f_print (fout, "\t\tbreak;\n"); - } - else - { - f_print (fout, "\tdefault:\n"); - f_print (fout, "\t\tbreak;\n"); - } - } - else - { - f_print (fout, "\tdefault:\n"); - f_print (fout, "\t\treturn FALSE;\n"); - } - - f_print (fout, "\t}\n"); -} - -static void -inline_struct (definition *def, int flag) -{ - decl_list *dl; - int i, size; - decl_list *cur = NULL; - decl_list *psav; - bas_type *ptr; - char *sizestr; - const char *plus; - char ptemp[256]; - int indent = 1; - - if (flag == PUT) - f_print (fout, "\n\tif (xdrs->x_op == XDR_ENCODE) {\n"); - else - f_print (fout, - "\t\treturn TRUE;\n\t} else if (xdrs->x_op == XDR_DECODE) {\n"); - - i = 0; - size = 0; - sizestr = NULL; - for (dl = def->def.st.decls; dl != NULL; dl = dl->next) - { /* xxx */ - /* now walk down the list and check for basic types */ - if ((dl->decl.prefix == NULL) && - ((ptr = find_type (dl->decl.type)) != NULL) && - ((dl->decl.rel == REL_ALIAS) || (dl->decl.rel == REL_VECTOR))) - { - if (i == 0) - cur = dl; - ++i; - - if (dl->decl.rel == REL_ALIAS) - size += ptr->length; - else - { - /* this is required to handle arrays */ - if (sizestr == NULL) - plus = ""; - else - plus = "+ "; - - if (ptr->length != 1) - s_print (ptemp, " %s %s * %d", plus, dl->decl.array_max, - ptr->length); - else - s_print (ptemp, " %s%s ", plus, dl->decl.array_max); - - /*now concatenate to sizestr !!!! */ - if (sizestr == NULL) - sizestr = strdup (ptemp); - else - { - sizestr = realloc (sizestr, strlen (sizestr) + - strlen (ptemp) + 1); - if (sizestr == NULL) - { - f_print (stderr, "Fatal error : no memory \n"); - crash (); - }; - sizestr = strcat (sizestr, ptemp); - /*build up length of array */ - } - } - } - else - { - if (i > 0) - { - if (sizestr == NULL && size < inlineflag) - { - /* don't expand into inline code if size < inlineflag */ - while (cur != dl) - { - print_stat (indent + 1, &cur->decl); - cur = cur->next; - } - } - else - { - /* were already looking at a xdr_inlineable structure */ - tabify (fout, indent + 1); - if (sizestr == NULL) - f_print (fout, "buf = XDR_INLINE (xdrs, %d * BYTES_PER_XDR_UNIT);", size); - else if (size == 0) - f_print (fout, - "buf = XDR_INLINE (xdrs, (%s) * BYTES_PER_XDR_UNIT);", - sizestr); - else - f_print (fout, - "buf = XDR_INLINE (xdrs, (%d + (%s)) * BYTES_PER_XDR_UNIT);", - size, sizestr); - f_print (fout, "\n"); - tabify (fout, indent + 1); - fprintf (fout, "if (buf == NULL) {\n"); - psav = cur; - while (cur != dl) - { - print_stat (indent + 2, &cur->decl); - cur = cur->next; - } - - f_print (fout, "\n\t\t} else {\n"); - cur = psav; - while (cur != dl) - { - emit_inline (indent + 1, &cur->decl, flag); - cur = cur->next; - } - tabify (fout, indent + 1); - f_print (fout, "}\n"); - } - } - size = 0; - i = 0; - free (sizestr); - sizestr = NULL; - print_stat (indent + 1, &dl->decl); - } - } - if (i > 0) - { - if (sizestr == NULL && size < inlineflag) - { - /* don't expand into inline code if size < inlineflag */ - while (cur != dl) - { - print_stat (indent + 1, &cur->decl); - cur = cur->next; - } - } - else - { - /* were already looking at a xdr_inlineable structure */ - if (sizestr == NULL) - f_print (fout, - "\t\tbuf = XDR_INLINE (xdrs, %d * BYTES_PER_XDR_UNIT);", - size); - else if (size == 0) - f_print (fout, - "\t\tbuf = XDR_INLINE (xdrs, (%s) * BYTES_PER_XDR_UNIT);", - sizestr); - else - f_print (fout, - "\t\tbuf = XDR_INLINE (xdrs, (%d + %s)* BYTES_PER_XDR_UNIT);", - size, sizestr); - f_print (fout, "\n\t\tif (buf == NULL) {\n"); - psav = cur; - while (cur != NULL) - { - print_stat (indent + 2, &cur->decl); - cur = cur->next; - } - f_print (fout, "\t\t} else {\n"); - - cur = psav; - while (cur != dl) - { - emit_inline (indent + 2, &cur->decl, flag); - cur = cur->next; - } - f_print (fout, "\t\t}\n"); - } - } -} - -/* this may be const. i haven't traced this one through yet. */ - -static void -emit_struct (definition * def) -{ - decl_list *dl; - int j, size, flag; - bas_type *ptr; - int can_inline; - - - if (inlineflag == 0) - { - /* No xdr_inlining at all */ - for (dl = def->def.st.decls; dl != NULL; dl = dl->next) - print_stat (1, &dl->decl); - return; - } - - for (dl = def->def.st.decls; dl != NULL; dl = dl->next) - if (dl->decl.rel == REL_VECTOR) - { - f_print (fout, "\tint i;\n"); - break; - } - - size = 0; - can_inline = 0; - /* - * Make a first pass and see if inling is possible. - */ - for (dl = def->def.st.decls; dl != NULL; dl = dl->next) - if ((dl->decl.prefix == NULL) && - ((ptr = find_type (dl->decl.type)) != NULL) && - ((dl->decl.rel == REL_ALIAS) || (dl->decl.rel == REL_VECTOR))) - { - if (dl->decl.rel == REL_ALIAS) - size += ptr->length; - else - { - can_inline = 1; - break; /* can be inlined */ - } - } - else - { - if (size >= inlineflag) - { - can_inline = 1; - break; /* can be inlined */ - } - size = 0; - } - if (size > inlineflag) - can_inline = 1; - - if (can_inline == 0) - { /* can not inline, drop back to old mode */ - for (dl = def->def.st.decls; dl != NULL; dl = dl->next) - print_stat (1, &dl->decl); - return; - }; - - flag = PUT; - for (j = 0; j < 2; j++) - { - inline_struct (def, flag); - if (flag == PUT) - flag = GET; - } - - f_print (fout, "\t return TRUE;\n\t}\n\n"); - - /* now take care of XDR_FREE case */ - - for (dl = def->def.st.decls; dl != NULL; dl = dl->next) - print_stat (1, &dl->decl); -} - -static void -emit_typedef (const definition * def) -{ - const char *prefix = def->def.ty.old_prefix; - const char *type = def->def.ty.old_type; - const char *amax = def->def.ty.array_max; - relation rel = def->def.ty.rel; - - print_ifstat (1, prefix, type, rel, amax, "objp", def->def_name); -} - -static void -print_stat (int indent, const declaration * dec) -{ - const char *prefix = dec->prefix; - const char *type = dec->type; - const char *amax = dec->array_max; - relation rel = dec->rel; - char name[256]; - - if (isvectordef (type, rel)) - { - s_print (name, "objp->%s", dec->name); - } - else - { - s_print (name, "&objp->%s", dec->name); - } - print_ifstat (indent, prefix, type, rel, amax, name, dec->name); -} - - -static void -emit_inline (int indent, declaration * decl, int flag) -{ - switch (decl->rel) - { - case REL_ALIAS: - emit_single_in_line (indent, decl, flag, REL_ALIAS); - break; - case REL_VECTOR: - tabify (fout, indent); - f_print (fout, "{\n"); - tabify (fout, indent + 1); - f_print (fout, "register %s *genp;\n\n", decl->type); - tabify (fout, indent + 1); - f_print (fout, - "for (i = 0, genp = objp->%s;\n", decl->name); - tabify (fout, indent + 2); - f_print (fout, "i < %s; ++i) {\n", decl->array_max); - emit_single_in_line (indent + 2, decl, flag, REL_VECTOR); - tabify (fout, indent + 1); - f_print (fout, "}\n"); - tabify (fout, indent); - f_print (fout, "}\n"); - break; - default: - break; - /* ?... do nothing I guess */ - } -} - -static void -emit_single_in_line (int indent, declaration *decl, int flag, relation rel) -{ - char *upp_case; - int freed = 0; - - tabify (fout, indent); - if (flag == PUT) - f_print (fout, "IXDR_PUT_"); - else - { - if (rel == REL_ALIAS) - f_print (fout, "objp->%s = IXDR_GET_", decl->name); - else - f_print (fout, "*genp++ = IXDR_GET_"); - } - - upp_case = upcase (decl->type); - - /* hack - XX */ - if (!strcmp (upp_case, "INT")) - { - free (upp_case); - freed = 1; - /* Casting is safe since the `freed' flag is set. */ - upp_case = (char *) "LONG"; - } - - if (!strcmp (upp_case, "U_INT")) - { - free (upp_case); - freed = 1; - /* Casting is safe since the `freed' flag is set. */ - upp_case = (char *) "U_LONG"; - } - - if (flag == PUT) - { - if (rel == REL_ALIAS) - f_print (fout, "%s(buf, objp->%s);\n", upp_case, decl->name); - else - f_print (fout, "%s(buf, *genp++);\n", upp_case); - } - else - { - f_print (fout, "%s(buf);\n", upp_case); - } - - if (!freed) - free (upp_case); -} - - -static char * -upcase (const char *str) -{ - char *ptr, *hptr; - ptr = malloc (strlen (str) + 1); - if (ptr == NULL) - { - f_print (stderr, "malloc failed\n"); - exit (1); - } - hptr = ptr; - while (*str != '\0') - *ptr++ = toupper (*str++); - - *ptr = '\0'; - return hptr; -} |