1 /* @(#)rpc_parse.c 1.1 87/11/04 3.9 RPCSRC */
3 * Sun RPC is a product of Sun Microsystems, Inc. and is provided for
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5 * media and as a part of the software program in whole or part. Users
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14 * Sun RPC is provided with no support and without any obligation on the
15 * part of Sun Microsystems, Inc. to assist in its use, correction,
16 * modification or enhancement.
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19 * INFRINGEMENT OF COPYRIGHTS, TRADE SECRETS OR ANY PATENTS BY SUN RPC
20 * OR ANY PART THEREOF.
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23 * or profits or other special, indirect and consequential damages, even if
24 * Sun has been advised of the possibility of such damages.
26 * Sun Microsystems, Inc.
28 * Mountain View, California 94043
32 * rpc_parse.c, Parser for the RPC protocol compiler
33 * Copyright (C) 1987 Sun Microsystems, Inc.
35 #include <afsconfig.h>
36 #include <afs/param.h>
43 #include "rpc_parse.h"
46 list *proc_defined[MAX_PACKAGES], *special_defined, *typedef_defined,
47 *uniondef_defined, *complex_defined;
48 char *SplitStart = NULL;
49 char *SplitEnd = NULL;
50 char *MasterPrefix = NULL;
51 char *ServerPrefix = "";
52 char *PackagePrefix[MAX_PACKAGES];
53 char *PackageStatIndex[MAX_PACKAGES];
54 int no_of_stat_funcs = 0; /*
55 * current function number in client interface
58 int no_of_stat_funcs_header[MAX_PACKAGES]; /*
59 * Total number of functions in client
62 int no_of_opcodes[MAX_PACKAGES], master_no_of_opcodes = 0;
63 int lowest_opcode[MAX_PACKAGES], master_lowest_opcode = 99999;
64 int highest_opcode[MAX_PACKAGES], master_highest_opcode = 0;
65 int master_opcodenumber = 99999;
66 int opcodesnotallowed[MAX_PACKAGES];
67 int combinepackages = 0;
68 int PackageIndex = -1;
69 int PerProcCounter = 0;
74 * Character arrays to keep list of function names as we process the file
77 char function_list[MAX_PACKAGES]
78 [MAX_FUNCTIONS_PER_PACKAGE]
79 [MAX_FUNCTION_NAME_LEN];
80 int function_list_index;
82 /* static prototypes */
83 static void isdefined(definition * defp);
84 static void def_struct(definition * defp);
85 static void def_enum(definition * defp);
86 static void def_const(definition * defp);
87 static void def_union(definition * defp);
88 static void def_typedef(definition * defp);
89 static void get_declaration(declaration * dec, defkind dkind);
90 static void get_type(char **prefixp, char **typep, defkind dkind);
91 static void unsigned_dec(char **typep);
92 static void def_package(definition * defp);
93 static void def_prefix(definition * defp);
94 static void def_statindex(definition * defp);
95 static void def_startingopcode(definition * defp);
96 static void def_split(definition * defp);
97 static void customize_struct(definition * defp);
98 static char *structname(char *name);
99 static void def_special(declaration * dec, definition * defp);
100 static void check_proc(definition * defp, token * tokp, int noname);
101 static int InvalidConstant(char *name);
102 static int opcodenum_is_defined(int opcode_num);
103 static void analyze_ProcParams(definition * defp, token * tokp);
104 static void generate_code(definition * defp, int proc_split_flag,
106 static void handle_split_proc(definition * defp, int multi_flag);
107 static void do_split(definition * defp, int direction, int *numofparams,
108 defkind param_kind, int restore_flag);
109 static void hdle_param_tok(definition * defp, declaration * dec, token * tokp,
111 static void get1_param_type(definition * defp, declaration * dec,
113 static void get_param_type(definition * defp, declaration * dec,
114 char **param_type, char **typename);
116 static void hndle_param_tail(definition * defp, declaration * dec,
117 token * tokp, char *typename);
119 static void cs_Proc_CodeGeneration(definition * defp, int split_flag,
121 static void cs_ProcName_setup(definition * defp, char *procheader,
123 static void cs_ProcParams_setup(definition * defp, int split_flag);
124 static void cs_ProcMarshallInParams_setup(definition * defp, int split_flag);
125 static void cs_ProcSendPacket_setup(definition * defp, int split_flag);
126 static void cs_ProcUnmarshallOutParams_setup(definition * defp);
127 static void cs_ProcTail_setup(definition * defp, int split_flag);
128 static void ucs_ProcName_setup(definition * defp, char *procheader,
130 static void ucs_ProcParams_setup(definition * defp, int split_flag);
131 static void ucs_ProcTail_setup(definition * defp, int split_flag);
132 static void ss_Proc_CodeGeneration(definition * defp);
133 static void ss_ProcName_setup(definition * defp);
134 static void ss_ProcParams_setup(definition * defp);
135 static void ss_ProcSpecial_setup(definition * defp);
136 static void ss_ProcUnmarshallInParams_setup(definition * defp);
137 static void ss_ProcCallRealProc_setup(definition * defp);
138 static void ss_ProcMarshallOutParams_setup(definition * defp);
139 static void ss_ProcTail_setup(definition * defp);
140 static int opcode_holes_exist(void);
141 static void er_ProcDeclExterns_setup(void);
142 static void er_ProcProcsArray_setup(void);
143 static void er_ProcMainBody_setup(void);
144 static void er_HeadofOldStyleProc_setup(void);
145 static void er_HeadofOldStyleProc_setup2(void);
146 static void er_BodyofOldStyleProc_setup(void);
147 static void er_BodyofOldStyleProc_setup2(void);
148 static void proc_er_case(definition * defp);
149 static void er_TailofOldStyleProc_setup(void);
150 static void er_TailofOldStyleProc_setup2(void);
155 * return the next definition you see
163 defp = ALLOC(definition);
164 memset(defp, 0, sizeof(definition));
197 def_special(&dec, defp);
200 case TOK_STARTINGOPCODE:
201 def_startingopcode(defp);
206 customize_struct(defp);
208 case TOK_SPLITPREFIX:
213 if (tok.kind == TOK_LPAREN) {
215 check_proc(defp, &tok, 1);
217 check_proc(defp, &tok, 0);
220 check_proc(defp, &tok, 0);
224 check_proc(defp, &tok, 1);
227 error("definition keyword expected");
229 if (!IsRxgenToken(&tok)) {
230 scan(TOK_SEMICOLON, &tok);
238 isdefined(definition * defp)
240 STOREVAL(&defined, defp);
245 def_struct(definition * defp)
253 defp->def_kind = DEF_STRUCT;
255 scan(TOK_IDENT, &tok);
256 defp->def_name = tok.str;
257 scan(TOK_LBRACE, &tok);
258 tailp = &defp->def.st.decls;
260 get_declaration(&dec, DEF_STRUCT);
261 /* If a structure contains an array, then we're going
262 * to need to be clever about freeing it */
263 if (dec.rel == REL_ARRAY) {
266 decls = ALLOC(decl_list);
269 tailp = &decls->next;
270 scan(TOK_SEMICOLON, &tok);
272 } while (tok.kind != TOK_RBRACE);
277 STOREVAL(&complex_defined, defp);
281 def_enum(definition * defp)
285 enumval_list **tailp;
287 defp->def_kind = DEF_ENUM;
288 scan(TOK_IDENT, &tok);
289 defp->def_name = tok.str;
290 scan(TOK_LBRACE, &tok);
291 tailp = &defp->def.en.vals;
293 scan(TOK_IDENT, &tok);
294 elist = ALLOC(enumval_list);
295 elist->name = tok.str;
296 elist->assignment = NULL;
297 scan3(TOK_COMMA, TOK_RBRACE, TOK_EQUAL, &tok);
298 if (tok.kind == TOK_EQUAL) {
300 elist->assignment = tok.str;
301 scan2(TOK_COMMA, TOK_RBRACE, &tok);
304 tailp = &elist->next;
305 } while (tok.kind != TOK_RBRACE);
310 def_const(definition * defp)
314 defp->def_kind = DEF_CONST;
315 scan(TOK_IDENT, &tok);
316 defp->def_name = tok.str;
317 scan(TOK_EQUAL, &tok);
318 scan2(TOK_IDENT, TOK_STRCONST, &tok);
319 defp->def.co = tok.str;
323 def_union(definition * defp)
330 defp->def_kind = DEF_UNION;
331 scan(TOK_IDENT, &tok);
332 defp->def_name = tok.str;
333 scan(TOK_SWITCH, &tok);
334 scan(TOK_LPAREN, &tok);
335 get_declaration(&dec, DEF_UNION);
336 defp->def.un.enum_decl = dec;
337 tailp = &defp->def.un.cases;
338 scan(TOK_RPAREN, &tok);
339 scan(TOK_LBRACE, &tok);
340 scan(TOK_CASE, &tok);
341 while (tok.kind == TOK_CASE) {
342 scan(TOK_IDENT, &tok);
343 cases = ALLOC(case_list);
344 cases->case_name = tok.str;
345 scan(TOK_COLON, &tok);
346 get_declaration(&dec, DEF_UNION);
347 cases->case_decl = dec;
349 tailp = &cases->next;
350 scan(TOK_SEMICOLON, &tok);
351 scan3(TOK_CASE, TOK_DEFAULT, TOK_RBRACE, &tok);
354 if (tok.kind == TOK_DEFAULT) {
355 scan(TOK_COLON, &tok);
356 get_declaration(&dec, DEF_UNION);
357 defp->def.un.default_decl = ALLOC(declaration);
358 *defp->def.un.default_decl = dec;
359 scan(TOK_SEMICOLON, &tok);
360 scan(TOK_RBRACE, &tok);
362 defp->def.un.default_decl = NULL;
368 def_typedef(definition * defp)
372 memset(&dec, 0, sizeof(dec));
374 defp->def_kind = DEF_TYPEDEF;
375 get_declaration(&dec, DEF_TYPEDEF);
376 defp->def_name = dec.name;
377 defp->def.ty.old_prefix = dec.prefix;
378 defp->def.ty.old_type = dec.type;
379 defp->def.ty.rel = dec.rel;
380 defp->def.ty.array_max = dec.array_max;
385 get_declaration(declaration * dec, defkind dkind)
389 get_type(&dec->prefix, &dec->type, dkind);
390 dec->rel = REL_ALIAS;
391 if (streq(dec->type, "void")) {
394 scan2(TOK_STAR, TOK_IDENT, &tok);
395 if (tok.kind == TOK_STAR) {
396 dec->rel = REL_POINTER;
397 scan(TOK_IDENT, &tok);
400 if (peekscan(TOK_LBRACKET, &tok)) {
401 if (dec->rel == REL_POINTER) {
402 error("no array-of-pointer declarations -- use typedef");
404 dec->rel = REL_VECTOR;
406 dec->array_max = tok.str;
407 scan(TOK_RBRACKET, &tok);
408 } else if (peekscan(TOK_LANGLE, &tok)) {
409 if (dec->rel == REL_POINTER) {
410 error("no array-of-pointer declarations -- use typedef");
412 dec->rel = REL_ARRAY;
413 if (peekscan(TOK_RANGLE, &tok)) {
414 if ((dkind == DEF_INPARAM) || (dkind == DEF_INOUTPARAM)) {
415 error("input arrays must specify a max size");
417 dec->array_max = "~0u"; /* unspecified size, use max */
420 dec->array_max = tok.str;
421 scan(TOK_RANGLE, &tok);
424 if (streq(dec->type, "opaque")) {
425 if (dec->rel != REL_ARRAY && dec->rel != REL_VECTOR) {
426 error("array declaration expected");
428 } else if (streq(dec->type, "string")) {
429 if (dec->rel != REL_ARRAY) {
430 error(" variable-length array declaration expected");
437 get_type(char **prefixp, char **typep, defkind dkind)
451 scan(TOK_IDENT, &tok);
459 (void)peekscan(TOK_INT, &tok);
462 *typep = "afs_int32";
463 (void)peekscan(TOK_INT, &tok);
466 if (dkind != DEF_UNION) {
467 error("voids allowed only inside union definitions");
482 error("expected type specifier");
488 unsigned_dec(char **typep)
501 (void)peekscan(TOK_INT, &tok);
505 *typep = "afs_uint32";
506 (void)peekscan(TOK_INT, &tok);
520 def_package(definition * defp)
524 defp->def_kind = DEF_PACKAGE;
525 scan(TOK_IDENT, &tok);
526 defp->def_name = tok.str;
527 no_of_stat_funcs = 0;
530 if (PackageIndex >= MAX_PACKAGES)
531 error("Exceeded upper limit of package statements\n");
533 function_list_index = 0;
534 PackagePrefix[PackageIndex] = tok.str;
535 if (MasterPrefix == NULL)
536 MasterPrefix = tok.str;
537 no_of_opcodes[PackageIndex] = highest_opcode[PackageIndex] =
538 opcodesnotallowed[PackageIndex] = 0;
539 lowest_opcode[PackageIndex] = 99999;
540 proc_defined[PackageIndex] = NULL;
541 PackageStatIndex[PackageIndex] = NULL;
545 def_prefix(definition * defp)
549 defp->def_kind = DEF_PREFIX;
550 scan(TOK_IDENT, &tok);
551 defp->def_name = tok.str;
552 ServerPrefix = tok.str;
556 def_statindex(definition * defp)
561 defp->def_kind = DEF_CONST;
563 if (PackageIndex < 0)
564 error("'statindex' command must follow 'package' command!\n");
565 if (PackageStatIndex[PackageIndex])
566 error("Cannot have more then one 'statindex' per package!\n");
567 if (InvalidConstant(tok.str))
568 error("Index in 'statindex' command must be a constant!");
570 alloc(strlen(PackagePrefix[PackageIndex]) + strlen("STATINDEX") + 1);
571 strcpy(name, PackagePrefix[PackageIndex]);
572 strcat(name, "STATINDEX");
573 defp->def_name = name;
574 defp->def.co = tok.str;
575 PackageStatIndex[PackageIndex] = name;
576 StatIndex = atoi(tok.str);
580 def_startingopcode(definition * defp)
584 defp->def_kind = DEF_STARTINGOPCODE;
585 scan(TOK_IDENT, &tok);
586 defp->def_name = tok.str;
587 if (InvalidConstant(defp->def_name))
588 error("Opcode in 'startingopcode' command must be a constant!");
589 lowest_opcode[PackageIndex] = master_lowest_opcode = atoi(tok.str);
590 if (lowest_opcode[PackageIndex] < 0
591 || lowest_opcode[PackageIndex] > 99999)
593 ("startingopcode number is out of bounds (must be >= 0 < 100000)");
594 master_opcodenumber = lowest_opcode[PackageIndex];
595 opcodesnotallowed[PackageIndex] = 1;
599 def_split(definition * defp)
603 defp->def_kind = DEF_SPLITPREFIX;
608 scan(TOK_EQUAL, &tok);
609 scan(TOK_IDENT, &tok);
610 SplitStart = tok.str;
613 scan(TOK_EQUAL, &tok);
614 scan(TOK_IDENT, &tok);
620 error("syntax error in the 'splitprefix' line");
622 } while (tok.kind != TOK_SEMICOLON);
623 if (!SplitStart && !SplitEnd)
624 error("At least one param should be passed to 'splitprefix' cmd");
629 customize_struct(definition * defp)
633 definition *defp1 = ALLOC(definition);
634 spec_list *specs, **tailp;
636 defp->def_kind = DEF_CUSTOMIZED;
637 defp1->def_kind = DEF_SPECIAL;
638 tailp = &defp1->def.sd.specs;
639 for (listp = defp->def.st.decls; listp; listp = listp->next) {
641 if (streq(dec->type, "string") || (dec->rel == REL_POINTER)) {
642 specs = ALLOC(spec_list);
643 specs->sdef.string_name = dec->name;
644 specs->sdef.string_value = defp->def_name;
646 tailp = &specs->next;
650 STOREVAL(&special_defined, defp1);
654 structname(char *name)
656 static char namecontents[150];
659 strcpy(namecontents, name);
661 if (!strncmp(pnt, "struct", 6))
663 while (isspace(*pnt))
666 while (*pnt != ' ' && *pnt != '\0')
674 def_special(declaration * dec, definition * defp)
677 spec_list *specs, **tailp;
680 defp->def_kind = DEF_SPECIAL;
681 get_type(&dec->prefix, &dec->type, DEF_SPECIAL);
682 dec->rel = REL_POINTER;
683 scan(TOK_IDENT, &tok);
684 tailp = &defp->def.sd.specs;
686 specs = ALLOC(spec_list);
687 specs->sdef.string_name = tok.str;
688 get_param_type(defp, dec, &specs->sdef.string_value, &typename);
690 tailp = &specs->next;
691 scan2(TOK_COMMA, TOK_SEMICOLON, &tok);
692 if (tok.kind == TOK_SEMICOLON)
695 } while (tok.kind == TOK_IDENT);
697 STOREVAL(&special_defined, defp);
701 proc1_list *Proc_list, **Proc_listp;
704 check_proc(definition * defp, token * tokp, int noname)
710 if (PackageIndex < 0)
711 error("Procedure must be in a package!\n");
713 tokp->kind = TOK_PROC;
714 defp->def_kind = DEF_PROC;
716 defp->pc.proc_name = "";
718 defp->pc.proc_name = tokp->str;
720 defp->pc.proc_prefix = alloc(strlen(PackagePrefix[PackageIndex]) + 1);
721 strcpy(defp->pc.proc_prefix, PackagePrefix[PackageIndex]);
722 scan2(TOK_LPAREN, TOK_IDENT, &tok);
723 defp->pc.proc_serverstub = NULL;
724 if (tok.kind == TOK_IDENT) {
725 defp->pc.proc_serverstub = tok.str;
726 scan(TOK_LPAREN, &tok);
728 analyze_ProcParams(defp, &tok);
729 defp->pc.proc_opcodenum = -1;
730 scan4(TOK_SPLIT, TOK_MULTI, TOK_EQUAL, TOK_SEMICOLON, &tok);
731 if (tok.kind == TOK_MULTI) {
733 defp->pc.multi_flag = 1;
734 scan2(TOK_EQUAL, TOK_SEMICOLON, &tok);
736 defp->pc.multi_flag = 0;
738 if (tok.kind == TOK_SPLIT) {
740 defp->pc.split_flag = 1;
741 scan2(TOK_EQUAL, TOK_SEMICOLON, &tok);
743 defp->pc.split_flag = 0;
745 if (tok.kind == TOK_EQUAL) {
746 if (opcodesnotallowed[PackageIndex])
747 error("Opcode assignment isn't allowed here!");
749 if (InvalidConstant(tok.str))
750 error("Illegal Opcode assignment (Must be a constant opcode!)");
751 if (opcodenum_is_defined(atoi(tok.str)))
752 error("The opcode number is already used by a previous proc");
753 defp->pc.proc_opcodename = tok.str;
754 defp->pc.proc_opcodenum = atoi(tok.str);
755 if (defp->pc.proc_opcodenum < lowest_opcode[PackageIndex])
756 lowest_opcode[PackageIndex] = defp->pc.proc_opcodenum;
757 if (defp->pc.proc_opcodenum < master_lowest_opcode)
758 master_lowest_opcode = defp->pc.proc_opcodenum;
759 if (defp->pc.proc_opcodenum > highest_opcode[PackageIndex])
760 highest_opcode[PackageIndex] = defp->pc.proc_opcodenum;
761 if (defp->pc.proc_opcodenum > master_highest_opcode)
762 master_highest_opcode = defp->pc.proc_opcodenum;
763 scan(TOK_SEMICOLON, &tok);
765 if (master_opcodenumber == 99999)
766 master_opcodenumber = 0;
767 defp->pc.proc_opcodenum = master_opcodenumber++;
768 if (defp->pc.proc_opcodenum < lowest_opcode[PackageIndex])
769 lowest_opcode[PackageIndex] = defp->pc.proc_opcodenum;
770 if (defp->pc.proc_opcodenum > highest_opcode[PackageIndex])
771 highest_opcode[PackageIndex] = defp->pc.proc_opcodenum;
772 if (defp->pc.proc_opcodenum > master_highest_opcode)
773 master_highest_opcode = defp->pc.proc_opcodenum;
774 opcodesnotallowed[PackageIndex] = 1; /* force it */
776 no_of_opcodes[PackageIndex]++, master_no_of_opcodes++;
778 generate_code(defp, 0, 1);
779 if (Cflag || cflag) {
780 generate_code(defp, 1, 1);
782 generate_multi_macros(defp);
784 generate_code(defp, proc_split, 0);
787 if (function_list_index >= MAX_FUNCTIONS_PER_INTERFACE) {
788 error("too many functions in interface, "
789 "increase MAX_FUNCTIONS_PER_INTERFACE");
791 sprintf(function_list[PackageIndex][function_list_index], "%s%s%s",
792 prefix, PackagePrefix[PackageIndex], defp->pc.proc_name);
794 function_list_index++;
795 defp->statindex = no_of_stat_funcs;
796 no_of_stat_funcs_header[PackageIndex]++;
802 #define LEGALNUMS "0123456789"
804 InvalidConstant(char *name)
810 slen = (int)strlen(name);
811 return (slen != strspn(name, map));
815 opcodenum_is_defined(int opcode_num)
820 for (listp = proc_defined[PackageIndex]; listp != NULL;
821 listp = listp->next) {
822 defp = (definition *) listp->val;
823 if (opcode_num == defp->pc.proc_opcodenum)
831 analyze_ProcParams(definition * defp, token * tokp)
834 decl_list *decls, **tailp;
836 Proc_listp = &defp->pc.plists;
837 tailp = &defp->def.st.decls;
840 Proc_list = ALLOC(proc1_list);
841 memset(Proc_list, 0, sizeof(proc1_list));
842 Proc_list->pl.param_flag = 0;
843 switch (tokp->kind) {
845 hdle_param_tok(defp, &dec, tokp, DEF_INPARAM);
848 hdle_param_tok(defp, &dec, tokp, DEF_OUTPARAM);
851 hdle_param_tok(defp, &dec, tokp, DEF_INOUTPARAM);
857 hdle_param_tok(defp, &dec, tokp, DEF_NULL);
860 *Proc_listp = Proc_list;
861 Proc_listp = &Proc_list->next;
862 decls = ALLOC(decl_list);
863 memset(decls, 0, sizeof(decl_list));
864 if (tokp->kind != TOK_RPAREN)
867 tailp = &decls->next;
868 } while (tokp->kind != TOK_RPAREN);
874 generate_code(definition * defp, int proc_split_flag, int multi_flag)
877 handle_split_proc(defp, multi_flag);
879 if (Cflag || cflag) {
880 cs_Proc_CodeGeneration(defp, 0, "");
883 ss_Proc_CodeGeneration(defp);
885 if (Sflag || (cflag && xflag && !proc_split_flag) || hflag)
886 STOREVAL(&proc_defined[PackageIndex], defp);
891 handle_split_proc(definition * defp, int multi_flag)
893 char *startname = SplitStart, *endname = SplitEnd;
900 if (Cflag || cflag) {
902 do_split(defp, OUT, &numofparams, DEF_OUTPARAM, 0);
904 cs_Proc_CodeGeneration(defp, 1, startname);
906 do_split(defp, OUT, &numofparams, DEF_OUTPARAM, 1);
907 do_split(defp, IN, &numofparams, DEF_INPARAM, 0);
909 cs_Proc_CodeGeneration(defp, (multi_flag ? 3 : 2), endname);
911 do_split(defp, IN, &numofparams, DEF_INPARAM, 1);
915 ss_Proc_CodeGeneration(defp);
920 do_split(definition * defp, int direction, int *numofparams,
921 defkind param_kind, int restore_flag)
926 defp->pc.paramtypes[direction] = *numofparams;
927 for (plist = defp->pc.plists; plist; plist = plist->next) {
928 if (plist->component_kind == DEF_NULL
929 && plist->pl.param_kind == param_kind)
930 plist->component_kind = DEF_PARAM;
933 *numofparams = defp->pc.paramtypes[direction];
934 defp->pc.paramtypes[direction] = 0;
935 for (plist = defp->pc.plists; plist; plist = plist->next) {
936 if (plist->component_kind == DEF_PARAM
937 && plist->pl.param_kind == param_kind)
938 plist->component_kind = DEF_NULL;
945 hdle_param_tok(definition * defp, declaration * dec, token * tokp,
948 static defkind last_param_kind = DEF_NULL;
950 if (par_kind == DEF_NULL)
951 Proc_list->pl.param_kind = last_param_kind;
953 Proc_list->pl.param_kind = par_kind;
954 last_param_kind = Proc_list->pl.param_kind;
955 defp->pc.paramtypes[(int)last_param_kind]++;
956 Proc_list->component_kind = DEF_PARAM;
957 Proc_list->code = alloc(250);
958 Proc_list->scode = alloc(250);
959 get_declaration(dec, par_kind);
960 Proc_list->pl.param_name = dec->name;
961 get1_param_type(defp, dec, &Proc_list->pl.param_type);
963 scan2(TOK_COMMA, TOK_RPAREN, tokp);
964 if (tokp->kind == TOK_COMMA)
970 get1_param_type(definition * defp, declaration * dec, char **param_type)
972 char typecontents[100];
974 if (streq(dec->type, "string")) {
975 *param_type = "char *";
978 strcpy(typecontents, dec->prefix);
979 strcat(typecontents, " ");
980 strcat(typecontents, dec->type);
981 strcat(typecontents, " *");
982 } else if (dec->rel == REL_POINTER) {
983 strcpy(typecontents, dec->type);
984 strcat(typecontents, " *");
986 strcpy(typecontents, dec->type);
987 *param_type = alloc(100);
988 strcpy(*param_type, typecontents);
994 get_param_type(definition * defp, declaration * dec, char **param_type,
997 char typecontents[100];
999 if (streq(dec->type, "string")) {
1000 *typename = "wrapstring";
1001 *param_type = "char *";
1003 *typename = dec->type;
1005 strcpy(typecontents, dec->prefix);
1006 strcat(typecontents, " ");
1007 strcat(typecontents, dec->type);
1008 strcat(typecontents, " *");
1009 dec->rel = REL_POINTER;
1010 } else if (dec->rel == REL_POINTER) {
1011 strcpy(typecontents, dec->type);
1012 strcat(typecontents, " *");
1014 strcpy(typecontents, dec->type);
1015 *param_type = alloc(100);
1016 strcpy(*param_type, typecontents);
1023 hndle_param_tail(definition * defp, declaration * dec, token * tokp,
1028 if (dec->rel == REL_POINTER)
1029 Proc_list->pl.param_flag |= INDIRECT_PARAM;
1031 Proc_list->pl.param_flag &= ~INDIRECT_PARAM;
1033 if (!(Proc_list->pl.param_flag & INDIRECT_PARAM))
1036 sprintf(Proc_list->code, "xdr_%s(&z_xdrs, %s%s)", typename, amp,
1037 Proc_list->pl.param_name);
1038 sprintf(Proc_list->scode, "xdr_%s(z_xdrs, &%s)", typename,
1039 Proc_list->pl.param_name);
1040 scan2(TOK_COMMA, TOK_RPAREN, tokp);
1041 if (tokp->kind == TOK_COMMA)
1048 cs_Proc_CodeGeneration(definition * defp, int split_flag, char *procheader)
1051 cs_ProcName_setup(defp, procheader, split_flag);
1053 cs_ProcParams_setup(defp, split_flag);
1054 cs_ProcMarshallInParams_setup(defp, split_flag);
1055 if (split_flag != 1) {
1056 cs_ProcSendPacket_setup(defp, split_flag);
1057 cs_ProcUnmarshallOutParams_setup(defp);
1059 cs_ProcTail_setup(defp, split_flag);
1062 if (!kflag && !split_flag && uflag) {
1063 ucs_ProcName_setup(defp, "ubik_", split_flag);
1065 ucs_ProcParams_setup(defp, split_flag);
1066 ucs_ProcTail_setup(defp, split_flag);
1072 cs_ProcName_setup(definition * defp, char *procheader, int split_flag)
1079 first_arg = "struct rx_call *z_call";
1081 first_arg = "struct rx_connection *z_conn";
1085 first_arg = "z_call";
1087 first_arg = "z_conn";
1092 f_print(fout, "int %s%s%s%s(%s", procheader, prefix,
1093 PackagePrefix[PackageIndex], defp->pc.proc_name, first_arg);
1095 if ((strlen(procheader) + strlen(prefix) +
1096 strlen(PackagePrefix[PackageIndex]) + strlen(defp->pc.proc_name)) >=
1097 MAX_FUNCTION_NAME_LEN) {
1098 error("function name is too long, increase MAX_FUNCTION_NAME_LEN");
1101 for (plist = defp->pc.plists; plist; plist = plist->next) {
1102 if (plist->component_kind == DEF_PARAM) {
1105 if (plist->pl.param_kind == DEF_INPARAM &&
1106 strcmp(plist->pl.param_type, "char *") == 0) {
1107 f_print(fout, "const ");
1109 if (plist->pl.param_flag & OUT_STRING) {
1110 f_print(fout, "%s *%s", plist->pl.param_type,
1111 plist->pl.param_name);
1113 f_print(fout, "%s %s", plist->pl.param_type,
1114 plist->pl.param_name);
1117 f_print(fout, " %s", plist->pl.param_name);
1118 plist->pl.param_flag &= ~PROCESSED_PARAM;
1122 f_print(fout, ")\n");
1127 cs_ProcParams_setup(definition * defp, int split_flag)
1129 proc1_list *plist, *plist1;
1135 f_print(fout, "\tstruct rx_connection *z_conn;\n");
1137 f_print(fout, "\tstruct rx_call *z_call;\n");
1139 for (plist = defp->pc.plists; plist; plist = plist->next) {
1140 if (plist->component_kind == DEF_PARAM
1141 && !(plist->pl.param_flag & PROCESSED_PARAM)) {
1142 if (plist->pl.param_flag & OUT_STRING) {
1143 f_print(fout, "\t%s *%s", plist->pl.param_type,
1144 plist->pl.param_name);
1146 f_print(fout, "\t%s %s", plist->pl.param_type,
1147 plist->pl.param_name);
1149 plist->pl.param_flag |= PROCESSED_PARAM;
1150 for (plist1 = defp->pc.plists; plist1; plist1 = plist1->next) {
1151 if ((plist1->component_kind == DEF_PARAM)
1152 && streq(plist->pl.param_type, plist1->pl.param_type)
1153 && !(plist1->pl.param_flag & PROCESSED_PARAM)) {
1155 char *pntr = strchr(plist1->pl.param_type, '*');
1158 if (plist1->pl.param_flag & OUT_STRING) {
1159 f_print(fout, ", *%s%s", star, plist1->pl.param_name);
1161 f_print(fout, ", %s%s", star, plist1->pl.param_name);
1163 plist1->pl.param_flag |= PROCESSED_PARAM;
1166 f_print(fout, ";\n");
1173 cs_ProcMarshallInParams_setup(definition * defp, int split_flag)
1175 int noofparams, i = 0;
1179 defp->pc.paramtypes[IN] + defp->pc.paramtypes[INOUT] +
1180 defp->pc.paramtypes[OUT];
1182 f_print(fout, "{\n");
1184 f_print(fout, "\tstruct rx_call *z_call = rx_NewCall(z_conn);\n");
1185 if ((!split_flag) || (split_flag == 1)) {
1186 if (opcodesnotallowed[PackageIndex]) {
1187 f_print(fout, "\tstatic int z_op = %d;\n",
1188 defp->pc.proc_opcodenum);
1190 f_print(fout, "\tstatic int z_op = %s;\n",
1191 defp->pc.proc_opcodename);
1194 f_print(fout, "\tint z_result;\n");
1195 if (!(split_flag > 1) || (noofallparams != 0)) {
1196 f_print(fout, "\tXDR z_xdrs;\n");
1199 if ((!split_flag) || (split_flag == 1)) {
1200 f_print(fout, "\txdrrx_create(&z_xdrs, z_call, XDR_ENCODE);\n");
1201 f_print(fout, "\n\t/* Marshal the arguments */\n");
1202 f_print(fout, "\tif ((!xdr_int(&z_xdrs, &z_op))");
1203 noofparams = defp->pc.paramtypes[IN] + defp->pc.paramtypes[INOUT];
1204 for (plist = defp->pc.plists, dl = defp->def.st.decls; plist;
1205 plist = plist->next, dl = dl->next) {
1206 if (plist->component_kind == DEF_PARAM
1207 && (plist->pl.param_kind == DEF_INPARAM
1208 || plist->pl.param_kind == DEF_INOUTPARAM)) {
1209 f_print(fout, "\n\t || (!%s)", plist->code);
1210 if (++i == noofparams) {
1212 ") {\n\t\tz_result = RXGEN_CC_MARSHAL;\n\t\tgoto fail;\n\t}\n\n");
1219 ") {\n\t\tz_result = RXGEN_CC_MARSHAL;\n\t\tgoto fail;\n\t}\n\n");
1227 cs_ProcSendPacket_setup(definition * defp, int split_flag)
1229 int noofoutparams = defp->pc.paramtypes[INOUT] + defp->pc.paramtypes[OUT];
1231 if (noofoutparams) {
1232 f_print(fout, "\t/* Un-marshal the reply arguments */\n");
1234 f_print(fout, "\txdrrx_create(&z_xdrs, z_call, XDR_DECODE);\n");
1236 f_print(fout, "\tz_xdrs.x_op = XDR_DECODE;\n");
1243 cs_ProcUnmarshallOutParams_setup(definition * defp)
1249 noofparams = defp->pc.paramtypes[INOUT] + defp->pc.paramtypes[OUT];
1251 for (plist = defp->pc.plists, dl = defp->def.st.decls, i = 0; plist;
1252 plist = plist->next, dl = dl->next) {
1253 if (plist->component_kind == DEF_PARAM
1254 && (plist->pl.param_kind == DEF_OUTPARAM
1255 || plist->pl.param_kind == DEF_INOUTPARAM)) {
1257 f_print(fout, "\tif ((!%s)", plist->code);
1259 f_print(fout, "\n\t || (!%s)", plist->code);
1261 if (++i == noofparams) {
1263 ") {\n\t\tz_result = RXGEN_CC_UNMARSHAL;\n\t\tgoto fail;\n\t}\n\n");
1272 cs_ProcTail_setup(definition * defp, int split_flag)
1274 f_print(fout, "\tz_result = RXGEN_SUCCESS;\n");
1275 if (defp->can_fail) {
1276 f_print(fout, "fail:\n");
1279 f_print(fout, "\tz_result = rx_EndCall(z_call, z_result);\n");
1281 if (xflag && split_flag != 1) {
1282 f_print(fout, "\tif (rx_enable_stats) {\n");
1283 if (PackageStatIndex[PackageIndex]) {
1285 "\t rx_RecordCallStatistics(z_call, %s,\n",
1286 PackageStatIndex[PackageIndex]);
1289 "\t rx_RecordCallStatistics(z_call, \n"
1290 "\t\t(((afs_uint32)(ntohs(rx_ServiceIdOf(rx_ConnectionOf(z_call))) << 16)) |\n"
1291 "\t\t((afs_uint32)ntohs(rx_PortOf(rx_PeerOf(rx_ConnectionOf(z_call)))))),\n");
1293 f_print(fout, "\t\t%d, %sNO_OF_STAT_FUNCS, 1);\n",
1294 no_of_stat_funcs, PackagePrefix[PackageIndex]);
1295 f_print(fout, "\t}\n\n");
1297 f_print(fout, "\treturn z_result;\n}\n\n");
1302 ss_Proc_CodeGeneration(definition * defp)
1310 ss_ProcName_setup(defp);
1312 ss_ProcParams_setup(defp);
1313 ss_ProcSpecial_setup(defp);
1314 ss_ProcUnmarshallInParams_setup(defp);
1315 ss_ProcCallRealProc_setup(defp);
1316 ss_ProcMarshallOutParams_setup(defp);
1317 ss_ProcTail_setup(defp);
1323 ss_ProcName_setup(definition * defp)
1327 if ((strlen(prefix) + strlen(PackagePrefix[PackageIndex]) +
1328 strlen(defp->pc.proc_name)) >= MAX_FUNCTION_NAME_LEN) {
1329 error("function name is too long, increase MAX_FUNCTION_NAME_LEN");
1333 f_print(fout, "static afs_int32 _%s%s%s(", prefix,
1334 PackagePrefix[PackageIndex], defp->pc.proc_name);
1335 f_print(fout, "struct rx_call *z_call, XDR *z_xdrs)\n{\n");
1336 f_print(fout, "\t" "afs_int32 z_result;\n");
1338 for (plist = defp->pc.plists; plist; plist = plist->next)
1339 if (plist->component_kind == DEF_PARAM) {
1340 plist->pl.param_flag &= ~(PROCESSED_PARAM);
1341 plist->pl.string_name = NULL;
1348 ss_ProcParams_setup(definition * defp)
1350 proc1_list *plist, *plist1;
1354 for (plist = defp->pc.plists; plist; plist = plist->next) {
1355 if ((plist->component_kind == DEF_PARAM)
1356 && !(plist->pl.param_flag & PROCESSED_PARAM)) {
1357 if (plist->pl.param_flag & INDIRECT_PARAM) {
1358 char pres = '\0', *pntr = strchr(plist->pl.param_type, '*');
1364 f_print(fout, "\t%s %s", plist->pl.param_type,
1365 plist->pl.param_name);
1368 } else if (strchr(plist->pl.param_type, '*') == 0) {
1369 f_print(fout, "\t%s %s", plist->pl.param_type,
1370 plist->pl.param_name);
1372 plist->pl.param_flag |= FREETHIS_PARAM;
1373 f_print(fout, "\t%s %s=(%s)0", plist->pl.param_type,
1374 plist->pl.param_name, plist->pl.param_type);
1376 plist->pl.param_flag |= PROCESSED_PARAM;
1377 for (plist1 = defp->pc.plists; plist1; plist1 = plist1->next) {
1378 if ((plist1->component_kind == DEF_PARAM)
1379 && streq(plist->pl.param_type, plist1->pl.param_type)
1380 && !(plist1->pl.param_flag & PROCESSED_PARAM)) {
1381 if (plist1->pl.param_flag & INDIRECT_PARAM) {
1382 f_print(fout, ", %s", plist1->pl.param_name);
1383 } else if (strchr(plist1->pl.param_type, '*') == 0) {
1384 f_print(fout, ", %s", plist1->pl.param_name);
1386 plist1->pl.param_flag |= FREETHIS_PARAM;
1387 f_print(fout, ", *%s=(%s)0", plist1->pl.param_name,
1388 plist1->pl.param_type);
1390 plist1->pl.param_flag |= PROCESSED_PARAM;
1393 f_print(fout, ";\n");
1396 for (listp = typedef_defined; listp != NULL; listp = listp->next) {
1397 defp1 = (definition *) listp->val;
1398 for (plist = defp->pc.plists; plist; plist = plist->next) {
1399 if (plist->component_kind == DEF_PARAM
1400 && (plist->pl.param_kind == DEF_OUTPARAM
1401 || plist->pl.param_kind == DEF_INOUTPARAM)
1402 && !(plist->pl.param_flag & FREETHIS_PARAM)) {
1403 if (streq(defp1->def_name, structname(plist->pl.param_type))) {
1404 switch (defp1->pc.rel) {
1414 fprintf(fout, "\n");
1419 ss_ProcSpecial_setup(definition * defp)
1425 for (listp = special_defined; listp != NULL; listp = listp->next) {
1426 defp1 = (definition *) listp->val;
1428 for (plist = defp->pc.plists; plist; plist = plist->next) {
1429 if (plist->component_kind == DEF_PARAM
1430 && (plist->pl.param_kind == DEF_INPARAM
1431 || plist->pl.param_kind == DEF_INOUTPARAM)) {
1432 spec_list *spec = defp1->def.sd.specs;
1434 strcpy(string, structname(spec->sdef.string_value));
1435 if (streq(string, structname(plist->pl.param_type))) {
1436 plist->pl.string_name = spec->sdef.string_name;
1437 plist->pl.param_flag |= FREETHIS_PARAM;
1438 fprintf(fout, "\n\t%s.%s = 0;", plist->pl.param_name,
1439 spec->sdef.string_name);
1444 for (listp = typedef_defined; listp != NULL; listp = listp->next) {
1445 defp1 = (definition *) listp->val;
1446 for (plist = defp->pc.plists; plist; plist = plist->next) {
1447 if (plist->component_kind == DEF_PARAM) {
1448 if (streq(defp1->def_name, structname(plist->pl.param_type))) {
1449 plist->pl.param_flag |= FREETHIS_PARAM;
1450 switch (defp1->pc.rel) {
1452 plist->pl.string_name = alloc(40);
1454 f_print(fout, "\n\t%s.val = 0;",
1455 plist->pl.param_name);
1456 f_print(fout, "\n\t%s.len = 0;",
1457 plist->pl.param_name);
1458 s_print(plist->pl.string_name, "val");
1460 f_print(fout, "\n\t%s.%s_val = 0;",
1461 plist->pl.param_name, defp1->def_name);
1462 f_print(fout, "\n\t%s.%s_len = 0;",
1463 plist->pl.param_name, defp1->def_name);
1464 s_print(plist->pl.string_name, "%s_val",
1469 f_print(fout, "\n\t%s = 0;", plist->pl.param_name);
1470 plist->pl.string_name = NULL;
1479 for (listp = complex_defined; listp != NULL; listp = listp->next) {
1480 defp1 = (definition *) listp->val;
1481 for (plist = defp->pc.plists; plist; plist = plist->next) {
1482 if (plist->component_kind == DEF_PARAM) {
1483 if (streq(defp1->def_name, structname(plist->pl.param_type))) {
1484 plist->pl.param_flag |= FREETHIS_PARAM;
1485 fprintf(fout, "\n\tmemset(&%s, 0, sizeof(%s));",
1486 plist->pl.param_name, defp1->def_name);
1492 f_print(fout, "\n");
1497 ss_ProcUnmarshallInParams_setup(definition * defp)
1499 int noofparams, noofoutparams, i;
1502 noofparams = defp->pc.paramtypes[IN] + defp->pc.paramtypes[INOUT];
1503 noofoutparams = defp->pc.paramtypes[INOUT] + defp->pc.paramtypes[OUT];
1504 for (plist = defp->pc.plists, i = 0; plist; plist = plist->next) {
1505 if (plist->component_kind == DEF_PARAM
1506 && (plist->pl.param_kind == DEF_INPARAM
1507 || plist->pl.param_kind == DEF_INOUTPARAM)) {
1509 f_print(fout, "\n\tif ((!%s)",
1510 (plist->scode ? plist->scode : plist->code));
1512 f_print(fout, "\n\t || (!%s)",
1513 (plist->scode ? plist->scode : plist->code));
1515 if (++i == noofparams) {
1516 if (!noofoutparams) {
1517 f_print(fout, ") {\n");
1519 f_print(fout, ") {\n");
1522 "\t\tz_result = RXGEN_SS_UNMARSHAL;\n\t\tgoto fail;\n\t}\n\n");
1531 ss_ProcCallRealProc_setup(definition * defp)
1536 f_print(fout, "\tz_result = %s%s%s%s(z_call", prefix, ServerPrefix,
1537 PackagePrefix[PackageIndex], defp->pc.proc_name);
1538 for (plist = defp->pc.plists; plist; plist = plist->next) {
1539 if (plist->component_kind == DEF_PARAM) {
1540 if (plist->pl.param_flag & INDIRECT_PARAM) {
1541 f_print(fout, ", &%s", plist->pl.param_name);
1543 if (plist->pl.param_flag & OUT_STRING) {
1544 f_print(fout, ", &%s", plist->pl.param_name);
1546 f_print(fout, ", %s", plist->pl.param_name);
1551 f_print(fout, ");\n");
1553 f_print(fout, "\tif (z_result)\n\t\treturn z_result;\n");
1555 f_print(fout, "\tif (z_result)\n\t\tgoto fail;\n");
1561 ss_ProcMarshallOutParams_setup(definition * defp)
1566 noofparams = defp->pc.paramtypes[INOUT] + defp->pc.paramtypes[OUT];
1568 f_print(fout, "\tz_xdrs->x_op = XDR_ENCODE;\n");
1570 for (plist = defp->pc.plists, i = 0; plist; plist = plist->next) {
1571 if (plist->component_kind == DEF_PARAM
1572 && (plist->pl.param_kind == DEF_OUTPARAM
1573 || plist->pl.param_kind == DEF_INOUTPARAM)) {
1575 f_print(fout, "\tif ((!%s)",
1576 (plist->scode ? plist->scode : plist->code));
1578 f_print(fout, "\n\t || (!%s)",
1579 (plist->scode ? plist->scode : plist->code));
1581 if (++i == noofparams) {
1582 f_print(fout, ")\n\t\tz_result = RXGEN_SS_MARSHAL;\n");
1590 ss_ProcTail_frees(char *xdrfunc, int *somefrees) {
1592 f_print(fout, "\tz_xdrs->x_op = XDR_FREE;\n");
1593 f_print(fout, "\tif ((!%s)", xdrfunc);
1596 f_print(fout, "\n\t || (!%s)", xdrfunc);
1602 ss_ProcTail_setup(definition * defp)
1609 if (defp->can_fail) {
1610 f_print(fout, "fail:\n");
1613 for (plist = defp->pc.plists; plist; plist = plist->next) {
1614 if (plist->component_kind == DEF_PARAM
1615 && (plist->pl.param_flag & FREETHIS_PARAM))
1616 ss_ProcTail_frees(plist->scode, &somefrees);
1619 for (listp = typedef_defined; listp != NULL; listp = listp->next) {
1620 defp1 = (definition *) listp->val;
1621 for (plist = defp->pc.plists; plist; plist = plist->next) {
1622 if (plist->component_kind == DEF_PARAM
1623 && (plist->pl.param_kind == DEF_OUTPARAM
1624 || plist->pl.param_kind == DEF_INOUTPARAM)
1625 && !(plist->pl.param_flag & FREETHIS_PARAM)) {
1626 if (streq(defp1->def_name, structname(plist->pl.param_type))) {
1627 switch (defp1->pc.rel) {
1630 ss_ProcTail_frees(plist->scode, &somefrees);
1640 for (listp = uniondef_defined; listp != NULL; listp = listp->next) {
1641 defp1 = (definition *) listp->val;
1642 for (plist = defp->pc.plists; plist; plist = plist->next) {
1643 if (plist->component_kind == DEF_PARAM
1644 && (plist->pl.param_kind == DEF_OUTPARAM
1645 || plist->pl.param_kind == DEF_INOUTPARAM)
1646 && !(plist->pl.param_flag & FREETHIS_PARAM)) {
1647 if (streq(defp1->def_name, structname(plist->pl.param_type))) {
1648 if (plist->pl.param_flag & INDIRECT_PARAM) {
1649 ss_ProcTail_frees(plist->scode, &somefrees);
1657 f_print(fout, ")\n");
1658 f_print(fout, "\t\tz_result = RXGEN_SS_XDRFREE;\n\n");
1662 f_print(fout, "\tif (rx_enable_stats) {\n");
1663 f_print(fout, "\t rx_RecordCallStatistics(z_call,");
1664 if (PackageStatIndex[PackageIndex]) {
1665 f_print(fout, " %s,\n", PackageStatIndex[PackageIndex]);
1668 "\n\t\t(((afs_uint32)(ntohs(rx_ServiceIdOf(rx_ConnectionOf(z_call))) << 16)) |\n"
1669 "\t\t((afs_uint32)ntohs(rx_ServiceOf(rx_ConnectionOf(z_call))->servicePort))),\n");
1671 f_print(fout, "\t\t%d, %sNO_OF_STAT_FUNCS, 0);\n",
1672 no_of_stat_funcs, PackagePrefix[PackageIndex]);
1673 f_print(fout, "\t}\n\n");
1676 f_print(fout, "\treturn z_result;\n");
1677 f_print(fout, "}\n\n");
1682 ucs_ProcName_setup(definition * defp, char *procheader, int split_flag)
1688 f_print(fout, "int %s%s%s%s(struct ubik_client *aclient, afs_int32 aflags",
1689 procheader, prefix, PackagePrefix[PackageIndex],
1690 defp->pc.proc_name);
1692 f_print(fout, "int %s%s%s%s(aclient, aflags", procheader, prefix,
1693 PackagePrefix[PackageIndex], defp->pc.proc_name);
1696 if ((strlen(procheader) + strlen(prefix) +
1697 strlen(PackagePrefix[PackageIndex]) + strlen(defp->pc.proc_name)) >=
1698 MAX_FUNCTION_NAME_LEN) {
1699 error("function name is too long, increase MAX_FUNCTION_NAME_LEN");
1702 for (plist = defp->pc.plists; plist; plist = plist->next) {
1703 if (plist->component_kind == DEF_PARAM) {
1706 if (plist->pl.param_kind == DEF_INPARAM &&
1707 strcmp(plist->pl.param_type, "char *") == 0) {
1708 f_print(fout, "const ");
1710 if (plist->pl.param_flag & OUT_STRING) {
1711 f_print(fout, "%s *%s", plist->pl.param_type,
1712 plist->pl.param_name);
1714 f_print(fout, "%s %s", plist->pl.param_type,
1715 plist->pl.param_name);
1718 plist->pl.param_flag &= ~PROCESSED_PARAM;
1719 f_print(fout, " %s", plist->pl.param_name);
1723 f_print(fout, ")\n");
1729 ucs_ProcParams_setup(definition * defp, int split_flag)
1731 proc1_list *plist, *plist1;
1736 f_print(fout, "\tstruct ubik_client *aclient;\n\tafs_int32 aflags;\n");
1737 for (plist = defp->pc.plists; plist; plist = plist->next) {
1738 if (plist->component_kind == DEF_PARAM
1739 && !(plist->pl.param_flag & PROCESSED_PARAM)) {
1740 if (plist->pl.param_flag & OUT_STRING) {
1741 f_print(fout, "\t%s *%s", plist->pl.param_type,
1742 plist->pl.param_name);
1744 f_print(fout, "\t%s %s", plist->pl.param_type,
1745 plist->pl.param_name);
1747 plist->pl.param_flag |= PROCESSED_PARAM;
1748 for (plist1 = defp->pc.plists; plist1; plist1 = plist1->next) {
1749 if ((plist1->component_kind == DEF_PARAM)
1750 && streq(plist->pl.param_type, plist1->pl.param_type)
1751 && !(plist1->pl.param_flag & PROCESSED_PARAM)) {
1753 char *pntr = strchr(plist1->pl.param_type, '*');
1756 if (plist1->pl.param_flag & OUT_STRING) {
1757 f_print(fout, ", *%s%s", star, plist1->pl.param_name);
1759 f_print(fout, ", %s%s", star, plist1->pl.param_name);
1761 plist1->pl.param_flag |= PROCESSED_PARAM;
1764 f_print(fout, ";\n");
1770 ucs_ProcTail_setup(definition * defp, int split_flag)
1774 f_print(fout, "{\tafs_int32 rcode, code, newHost, thisHost, i, _ucount;\n");
1775 f_print(fout, "\tint chaseCount, pass, needsync;\n");
1776 f_print(fout, "\tstruct rx_connection *tc;\n");
1777 f_print(fout, "\tstruct rx_peer *rxp;\n");
1778 f_print(fout, "\tshort origLevel;\n\n");
1779 f_print(fout, "\tif (!aclient)\n");
1780 f_print(fout, "\t\treturn UNOENT;\n");
1781 f_print(fout, "\tLOCK_UBIK_CLIENT(aclient);\n\n");
1782 f_print(fout, "\t restart:\n");
1783 f_print(fout, "\torigLevel = aclient->initializationState;\n");
1784 f_print(fout, "\trcode = UNOSERVERS;\n");
1785 f_print(fout, "\tchaseCount = needsync = 0;\n\n");
1786 f_print(fout, "\t/* \n\t* First pass, we try all servers that are up.\n\t* Second pass, we try all servers.\n\t*/\n");
1787 f_print(fout, "\tfor (pass = 0; pass < 2; pass++) { /*p */\n");
1788 f_print(fout, "\t\t/* For each entry in our servers list */\n");
1789 f_print(fout, "\t\tfor (_ucount = 0;; _ucount++) { /*s */\n\n");
1790 f_print(fout, "\t\tif (needsync) {\n");
1791 f_print(fout, "\t\t\t/* Need a sync site. Lets try to quickly find it */\n");
1792 f_print(fout, "\t\t\tif (aclient->syncSite) {\n");
1793 f_print(fout, "\t\t\t\tnewHost = aclient->syncSite; /* already in network order */\n");
1794 f_print(fout, "\t\t\t\taclient->syncSite = 0; /* Will reset if it works */\n");
1795 f_print(fout, "\t\t\t} else if (aclient->conns[3]) {\n");
1796 f_print(fout, "\t\t\t\t/* If there are fewer than four db servers in a cell,\n");
1797 f_print(fout, "\t\t\t\t* there's no point in making the GetSyncSite call.\n");
1798 f_print(fout, "\t\t\t\t* At best, it's a wash. At worst, it results in more\n");
1799 f_print(fout, "\t\t\t\t* RPCs than you would otherwise make.\n");
1800 f_print(fout, "\t\t\t\t*/\n");
1801 f_print(fout, "\t\t\t\ttc = aclient->conns[_ucount];\n");
1802 f_print(fout, "\t\t\t\tif (tc && rx_ConnError(tc)) {\n");
1803 f_print(fout, "\t\t\t\t\taclient->conns[_ucount] = tc = ubik_RefreshConn(tc);\n");
1804 f_print(fout, "\t\t\t\t}\n");
1805 f_print(fout, "\t\t\t\tif (!tc)\n");
1806 f_print(fout, "\t\t\t\t\tbreak;\n");
1807 f_print(fout, "\t\t\t\tcode = VOTE_GetSyncSite(tc, &newHost);\n");
1808 f_print(fout, "\t\t\t\tif (aclient->initializationState != origLevel)\n");
1809 f_print(fout, "\t\t\t\t\tgoto restart; /* somebody did a ubik_ClientInit */\n");
1810 f_print(fout, "\t\t\t\tif (code)\n");
1811 f_print(fout, "\t\t\t\t\tnewHost = 0;\n");
1812 f_print(fout, "\t\t\t\tnewHost = htonl(newHost); /* convert to network order */\n");
1813 f_print(fout, "\t\t\t} else {\n");
1814 f_print(fout, "\t\t\t\tnewHost = 0;\n");
1815 f_print(fout, "\t\t\t}\n");
1816 f_print(fout, "\t\t\tif (newHost) {\n");
1817 f_print(fout, "\t\t\t\t/* position count at the appropriate slot in the client\n");
1818 f_print(fout, "\t\t\t\t* structure and retry. If we can't find in slot, we'll\n");
1819 f_print(fout, "\t\t\t\t* just continue through the whole list \n");
1820 f_print(fout, "\t\t\t\t*/\n");
1821 f_print(fout, "\t\t\t\tfor (i = 0; i < MAXSERVERS && aclient->conns[i]; i++) {\n");
1822 f_print(fout, "\t\t\t\t\trxp = rx_PeerOf(aclient->conns[i]);\n");
1823 f_print(fout, "\t\t\t\t\tthisHost = rx_HostOf(rxp);\n");
1824 f_print(fout, "\t\t\t\t\tif (!thisHost)\n");
1825 f_print(fout, "\t\t\t\t\t\tbreak;\n");
1826 f_print(fout, "\t\t\t\t\tif (thisHost == newHost) {\n");
1827 f_print(fout, "\t\t\t\t\t\tif (chaseCount++ > 2)\n");
1828 f_print(fout, "\t\t\t\t\t\t\tbreak; /* avoid loop asking */\n");
1829 f_print(fout, "\t\t\t\t\t\t_ucount = i; /* this index is the sync site */\n");
1830 f_print(fout, "\t\t\t\t\t\tbreak;\n");
1831 f_print(fout, "\t\t\t\t\t}\n\t\t\t\t}\n\t\t\t}\n\t\t}\n");
1832 f_print(fout, "\t\t/*needsync */\n");
1833 f_print(fout, "\t\ttc = aclient->conns[_ucount];\n");
1834 f_print(fout, "\t\tif (tc && rx_ConnError(tc)) {\n");
1835 f_print(fout, "\t\t\taclient->conns[_ucount] = tc = ubik_RefreshConn(tc);\n");
1836 f_print(fout, "\t\t}\n");
1837 f_print(fout, "\t\tif (!tc)\n");
1838 f_print(fout, "\t\t\tbreak;\n\n");
1839 f_print(fout, "\t\tif ((pass == 0) && (aclient->states[_ucount] & CFLastFailed)) {\n");
1840 f_print(fout, "\t\t\tcontinue; /* this guy's down */\n");
1841 f_print(fout, "\t\t}\n");
1843 f_print(fout, "\t\trcode = %s%s%s(tc\n", prefix, PackagePrefix[PackageIndex], defp->pc.proc_name);
1844 for (plist = defp->pc.plists; plist; plist = plist->next) {
1845 if (plist->component_kind == DEF_PARAM) {
1846 plist->pl.param_flag &= ~PROCESSED_PARAM;
1847 f_print(fout, ", %s", plist->pl.param_name);
1850 f_print(fout, ");\n");
1851 f_print(fout, "\t\tif (aclient->initializationState != origLevel) {\n");
1852 f_print(fout, "\t\t\t/* somebody did a ubik_ClientInit */\n");
1853 f_print(fout, "\t\t\tif (rcode)\n");
1854 f_print(fout, "\t\t\t\tgoto restart; /* call failed */\n");
1855 f_print(fout, "\t\t\telse\n");
1856 f_print(fout, "\t\t\t\tgoto done; /* call suceeded */\n");
1857 f_print(fout, "\t\t}\n");
1858 f_print(fout, "\t\tif (rcode < 0) { /* network errors */\n");
1859 f_print(fout, "\t\t\taclient->states[_ucount] |= CFLastFailed; /* Mark server down */\n");
1860 f_print(fout, "\t\t} else if (rcode == UNOTSYNC) {\n");
1861 f_print(fout, "\t\t\tneedsync = 1;\n");
1862 f_print(fout, "\t\t} else if (rcode != UNOQUORUM) {\n");
1863 f_print(fout, "\t\t\t/* either misc ubik code, or misc appl code, or success. */\n");
1864 f_print(fout, "\t\t\taclient->states[_ucount] &= ~CFLastFailed; /* mark server up*/\n");
1865 f_print(fout, "\t\t\tgoto done; /* all done */\n");
1866 f_print(fout, "\t\t}\n");
1867 f_print(fout, "\t\t} /*s */\n");
1868 f_print(fout, "\t} /*p */\n\n");
1869 f_print(fout, "\tdone:\n");
1870 f_print(fout, "\tif (needsync) {\n");
1872 f_print(fout, "\t\tif (!rcode) { /* Remember the sync site - cmd successful */\n");
1873 f_print(fout, "\t\t\trxp = rx_PeerOf(aclient->conns[_ucount]);\n");
1874 f_print(fout, "\t\t\taclient->syncSite = rx_HostOf(rxp);\n");
1875 f_print(fout, "\t\t}\n");
1876 f_print(fout, "\t}\n");
1877 f_print(fout, "\tUNLOCK_UBIK_CLIENT(aclient);\n");
1878 f_print(fout, "\treturn rcode;\n}\n\n");
1883 opcode_holes_exist(void)
1887 for (i = lowest_opcode[PackageIndex]; i < highest_opcode[PackageIndex];
1889 if (!opcodenum_is_defined(i))
1897 er_Proc_CodeGeneration(void)
1901 temp = PackageIndex;
1902 if (!combinepackages)
1904 for (; PackageIndex <= temp; PackageIndex++) {
1905 if (proc_defined[PackageIndex] == NULL)
1907 if (combinepackages || opcode_holes_exist()) {
1908 er_HeadofOldStyleProc_setup();
1909 er_BodyofOldStyleProc_setup();
1910 er_TailofOldStyleProc_setup();
1911 er_HeadofOldStyleProc_setup2();
1912 er_BodyofOldStyleProc_setup2();
1913 er_TailofOldStyleProc_setup2();
1915 er_ProcDeclExterns_setup();
1916 er_ProcProcsArray_setup();
1917 er_ProcMainBody_setup();
1920 PackageIndex = temp;
1925 er_ProcDeclExterns_setup(void)
1933 f_print(fout, "\n");
1934 for (listp = proc_defined[PackageIndex]; listp != NULL;
1935 listp = listp->next) {
1936 defp = (definition *) listp->val;
1937 if (defp->pc.proc_serverstub) {
1938 f_print(fout, "afs_int32 %s();\n", defp->pc.proc_serverstub);
1945 er_ProcProcsArray_setup(void)
1950 if ((listp = proc_defined[PackageIndex])) {
1951 defp = (definition *) listp->val;
1953 f_print(fout, "\nstatic char *opnames%d[] = {\"%s%s\"",
1954 PackageIndex, defp->pc.proc_prefix, defp->pc.proc_name);
1957 if (defp->pc.proc_serverstub) {
1958 f_print(fout, "\nstatic afs_int32 (*StubProcsArray%d[])() = {%s",
1959 PackageIndex, defp->pc.proc_serverstub);
1962 "\nstatic afs_int32 (*StubProcsArray%d[])(struct rx_call *z_call, XDR *z_xdrs) = {_%s%s%s",
1963 PackageIndex, prefix, defp->pc.proc_prefix,
1964 ((definition *) listp->val)->pc.proc_name);
1967 listp = listp->next;
1969 for (; listp != NULL; listp = listp->next) {
1970 defp = (definition *) listp->val;
1972 f_print(fout, ", \"%s%s\"",defp->pc.proc_prefix,defp->pc.proc_name);
1975 if (defp->pc.proc_serverstub) {
1976 f_print(fout, ",%s", defp->pc.proc_serverstub);
1978 f_print(fout, ", _%s%s%s", prefix, defp->pc.proc_prefix,
1979 defp->pc.proc_name);
1983 f_print(fout, "};\n\n");
1988 er_ProcMainBody_setup(void)
1991 f_print(fout, "char *%sTranslateOpCode(int op)\n{\n",
1992 PackagePrefix[PackageIndex]);
1993 f_print(fout, "\tif (op < %sLOWEST_OPCODE || op > %sHIGHEST_OPCODE)\n\t\treturn NULL;\n",
1994 PackagePrefix[PackageIndex], PackagePrefix[PackageIndex]);
1995 f_print(fout, "\treturn opnames%d[op - %sLOWEST_OPCODE];\n}\n",
1996 PackageIndex, PackagePrefix[PackageIndex]);
1997 f_print(fout, "struct %sstats *%sOpCodeStats(int op)\n{\n",
1998 PackagePrefix[PackageIndex], PackagePrefix[PackageIndex]);
1999 f_print(fout, "\tif (op < %sLOWEST_OPCODE || op > %sHIGHEST_OPCODE)\n\t\treturn NULL;\n",
2000 PackagePrefix[PackageIndex], PackagePrefix[PackageIndex]);
2001 f_print(fout, "\treturn NULL;/*%d %s*/\n}\n",
2002 PackageIndex, PackagePrefix[PackageIndex]);
2006 f_print(fout, "int %s%sExecuteRequest(struct rx_call *z_call)\n",
2007 prefix, PackagePrefix[PackageIndex]);
2008 f_print(fout, "{\n\tint op;\n");
2009 f_print(fout, "\tXDR z_xdrs;\n");
2010 f_print(fout, "\t" "afs_int32 z_result;\n\n");
2011 f_print(fout, "\txdrrx_create(&z_xdrs, z_call, XDR_DECODE);\n");
2013 "\tif (!xdr_int(&z_xdrs, &op))\n\t\tz_result = RXGEN_DECODE;\n");
2015 "\telse if (op < %sLOWEST_OPCODE || op > %sHIGHEST_OPCODE)\n\t\tz_result = RXGEN_OPCODE;\n",
2016 PackagePrefix[PackageIndex], PackagePrefix[PackageIndex]);
2018 "\telse\n\t\tz_result = (*StubProcsArray%d[op - %sLOWEST_OPCODE])(z_call, &z_xdrs);\n",
2019 PackageIndex, PackagePrefix[PackageIndex]);
2020 f_print(fout, "\treturn hton_syserr_conv(z_result);\n}\n");
2024 er_HeadofOldStyleProc_setup2(void)
2027 f_print(fout, "int %sOpCodeIndex(int op)\n{\n", (combinepackages ? MasterPrefix : PackagePrefix[PackageIndex]));
2028 f_print(fout, "\tswitch (op) {\n");
2033 er_HeadofOldStyleProc_setup(void)
2036 f_print(fout, "char *%sTranslateOpCode(int op)\n{\n",
2037 (combinepackages ? MasterPrefix : PackagePrefix[PackageIndex]));
2041 "\nint %s%sExecuteRequest (struct rx_call *z_call)\n",
2043 (combinepackages ? MasterPrefix : PackagePrefix[PackageIndex]));
2044 f_print(fout, "{\n");
2045 f_print(fout, "\tint op;\n");
2046 f_print(fout, "\tXDR z_xdrs;\n");
2047 f_print(fout, "\t" "afs_int32 z_result;\n\n");
2048 f_print(fout, "\txdrrx_create(&z_xdrs, z_call, XDR_DECODE);\n");
2049 f_print(fout, "\tz_result = RXGEN_DECODE;\n");
2050 f_print(fout, "\tif (!xdr_int(&z_xdrs, &op)) goto fail;\n");
2052 f_print(fout, "\tswitch (op) {\n");
2056 er_BodyofOldStyleProc_setup(void)
2060 if (combinepackages) {
2061 int temp = PackageIndex;
2062 for (PackageIndex = 0; PackageIndex <= temp; PackageIndex++) {
2063 for (listp = proc_defined[PackageIndex]; listp != NULL;
2064 listp = listp->next)
2065 proc_er_case((definition *) listp->val);
2067 PackageIndex = temp;
2069 for (listp = proc_defined[PackageIndex]; listp != NULL;
2070 listp = listp->next)
2071 proc_er_case((definition *) listp->val);
2077 proc_er_case(definition * defp)
2080 f_print(fout, "\t\tcase %d:", defp->pc.proc_opcodenum);
2081 f_print(fout, "\treturn \"%s%s\";\n",
2082 defp->pc.proc_prefix, defp->pc.proc_name);
2085 if (opcodesnotallowed[PackageIndex]) {
2086 f_print(fout, "\t\tcase %d:\n", defp->pc.proc_opcodenum);
2088 f_print(fout, "\t\tcase %s:\n", defp->pc.proc_opcodename);
2090 if (defp->pc.proc_serverstub) {
2091 f_print(fout, "\t\t\tz_result = %s(z_call, &z_xdrs);\n",
2092 defp->pc.proc_serverstub);
2094 f_print(fout, "\t\t\tz_result = _%s%s%s(z_call, &z_xdrs);\n", prefix,
2095 defp->pc.proc_prefix, defp->pc.proc_name);
2097 f_print(fout, "\t\t\tbreak;\n");
2101 proc_op_case(definition * defp)
2103 f_print(fout, "\t\tcase %d:", defp->pc.proc_opcodenum);
2104 f_print(fout, "\treturn %d;\n",
2109 er_BodyofOldStyleProc_setup2(void)
2115 if (combinepackages) {
2116 int temp = PackageIndex;
2117 for (PackageIndex = 0; PackageIndex <= temp; PackageIndex++) {
2118 for (listp = proc_defined[PackageIndex]; listp != NULL;
2119 listp = listp->next)
2120 proc_op_case((definition *) listp->val);
2122 PackageIndex = temp;
2124 for (listp = proc_defined[PackageIndex]; listp != NULL;
2125 listp = listp->next)
2126 proc_op_case((definition *) listp->val);
2131 er_TailofOldStyleProc_setup2(void)
2134 f_print(fout, "\t\tdefault:\n");
2135 f_print(fout, "\t\t\treturn -1;\n\t}\n}\n");
2140 er_TailofOldStyleProc_setup(void)
2142 f_print(fout, "\t\tdefault:\n");
2144 f_print(fout, "\t\t\treturn NULL;\n\t}\n}\n");
2147 f_print(fout, "\t\t\tz_result = RXGEN_OPCODE;\n");
2148 f_print(fout, "\t\t\tbreak;\n\t}\n");
2149 f_print(fout, "fail:\n");
2150 f_print(fout, "\treturn z_result;\n}\n");
2154 h_ProcMainBody_setup(void)
2156 f_print(fout,"\nextern int %s%sExecuteRequest(struct rx_call *);\n",
2157 prefix, PackagePrefix[PackageIndex]);
2161 h_HeadofOldStyleProc_setup(void)
2163 char *pprefix = (combinepackages ? MasterPrefix :
2164 PackagePrefix[PackageIndex]);
2165 f_print(fout,"\nstruct %sstats{\n\tint statsver;\n};", pprefix);
2166 f_print(fout,"\nextern int %s%sExecuteRequest(struct rx_call *);\n",
2168 f_print(fout,"\nextern int %sOpCodeIndex(int op);\n", PackagePrefix[PackageIndex]);
2172 h_Proc_CodeGeneration(void)
2176 temp = PackageIndex;
2177 if (!combinepackages)
2179 for (; PackageIndex <= temp; PackageIndex++) {
2180 if (combinepackages || opcode_holes_exist()) {
2181 h_HeadofOldStyleProc_setup();
2183 h_ProcMainBody_setup();
2186 PackageIndex = temp;
2190 proc_h_case(definition * defp)
2192 f_print(fout, "#define opcode_%s%s \t((afs_uint64)((%uLL << 32) + %sOpCodeIndex(%u)))\n",
2193 defp->pc.proc_prefix, defp->pc.proc_name, StatIndex,
2194 defp->pc.proc_prefix, defp->pc.proc_opcodenum);
2198 h_opcode_stats_pkg(char *pprefix, int lowest, int highest, int nops,
2199 int statfuncs, char *ptype, list *proclist)
2207 "\n/* Opcode-related useful stats for %spackage: %s */\n",
2209 f_print(fout, "#define %sLOWEST_OPCODE %d\n", pprefix, lowest);
2210 f_print(fout, "#define %sHIGHEST_OPCODE %d\n", pprefix, highest);
2211 f_print(fout, "#define %sNUMBER_OPCODES %d\n\n", pprefix, nops);
2213 for (listp = proclist; listp != NULL;
2214 listp = listp->next)
2215 proc_h_case((definition *) listp->val);
2218 f_print(fout, "#define %sNO_OF_STAT_FUNCS\t%d\n\n",
2219 pprefix, statfuncs);
2220 f_print(fout, "AFS_RXGEN_EXPORT\n");
2221 f_print(fout, "extern const char *%sfunction_names[];\n\n",
2227 h_opcode_stats(void)
2229 if (combinepackages) {
2230 h_opcode_stats_pkg(MasterPrefix, master_lowest_opcode, master_highest_opcode, master_no_of_opcodes, no_of_stat_funcs_header[0], "Master ", proc_defined[0]);
2233 for (i = 0; i <= PackageIndex; i++) {
2234 h_opcode_stats_pkg(PackagePrefix[i], lowest_opcode[i], highest_opcode[i], no_of_opcodes[i], no_of_stat_funcs_header[i], "", proc_defined[i]);
2241 generate_multi_macros(definition * defp)
2243 char *startname = SplitStart, *endname = SplitEnd;
2252 f_print(fout, "\n#include <rx/rx_multi.h>");
2254 f_print(fout, "\n#define multi_%s%s(", PackagePrefix[PackageIndex],
2255 defp->pc.proc_name);
2256 for (plist = defp->pc.plists; plist; plist = plist->next) {
2257 if (plist->component_kind == DEF_PARAM) {
2260 f_print(fout, "%s", plist->pl.param_name);
2262 f_print(fout, ", %s", plist->pl.param_name);
2266 f_print(fout, ") \\\n");
2268 startname = "Start";
2271 f_print(fout, "\tmulti_Body(%s%s%s(multi_call", startname,
2272 PackagePrefix[PackageIndex], defp->pc.proc_name);
2273 do_split(defp, OUT, &numofparams, DEF_OUTPARAM, 0);
2274 for (plist = defp->pc.plists; plist; plist = plist->next) {
2275 if (plist->component_kind == DEF_PARAM)
2276 f_print(fout, ", %s", plist->pl.param_name);
2278 do_split(defp, OUT, &numofparams, DEF_OUTPARAM, 1);
2279 f_print(fout, "), %s%s%s(multi_call", endname,
2280 PackagePrefix[PackageIndex], defp->pc.proc_name);
2281 do_split(defp, IN, &numofparams, DEF_INPARAM, 0);
2282 for (plist = defp->pc.plists; plist; plist = plist->next) {
2283 if (plist->component_kind == DEF_PARAM) {
2284 f_print(fout, ", %s", plist->pl.param_name);
2287 do_split(defp, IN, &numofparams, DEF_INPARAM, 1);
2288 f_print(fout, "))\n\n");
2293 IsRxgenToken(token * tokp)
2295 if (tokp->kind == TOK_PACKAGE || tokp->kind == TOK_PREFIX
2296 || tokp->kind == TOK_SPECIAL || tokp->kind == TOK_STARTINGOPCODE
2297 || tokp->kind == TOK_SPLITPREFIX || tokp->kind == TOK_PROC
2298 || tokp->kind == TOK_STATINDEX)
2304 IsRxgenDefinition(definition * def)
2306 if (def->def_kind == DEF_PACKAGE || def->def_kind == DEF_PREFIX
2307 || def->def_kind == DEF_SPECIAL || def->def_kind == DEF_STARTINGOPCODE
2308 || def->def_kind == DEF_SPLITPREFIX || def->def_kind == DEF_PROC)