2 # the next line restarts using tclsh \
5 # yaz-comp: ASN.1 Compiler for YAZ
6 # (c) Index Data 1996-2003
7 # See the file LICENSE for details.
9 # $Id: yaz-comp,v 1.4 2003-04-14 17:02:12 adam Exp $
14 # Syntax for the ASN.1 supported:
17 # module -> name skip DEFINITIONS ::= mbody END
18 # mbody -> EXPORTS { nlist }
19 # | IMPORTS { imlist }
23 # type -> SEQUENCE { sqlist }
34 # sqlist -> sqlist , name tmt opt
36 # chlist -> chlist , name tmt
38 # enlist -> enlist , name (n)
40 # imlist -> nlist FROM name
41 # imlist nlist FROM name
44 # mod -> IMPLICIT | EXPLICIT | e
45 # tag -> [tagtype n] | [n] | e
48 # name identifier/token
50 # skip one token skipped
52 # tagtype APPLICATION, CONTEXT, etc.
54 # lex: moves input file pointer and returns type of token.
55 # The globals $type and $val are set. $val holds name if token
56 # is normal identifier name.
57 # sets global var type to one of:
60 # \} right curly brace
69 while {![string length $inf(str)]} {
71 set inf(cnt) [gets $inf(inf) inf(str)]
76 lappend inf(asn,$inf(asndef)) $inf(str)
77 set l [string first -- $inf(str)]
80 set inf(str) [string range $inf(str) 0 $l]
82 set inf(str) [string trim $inf(str)]
84 set s [string index $inf(str) 0]
94 \[ { regexp {^\[[ ]*(.+)[ ]*\]} $inf(str) s val }
95 : { regexp {^::=} $inf(str) s }
97 regexp "^\[^,\t :\{\}();\]+" $inf(str) s
102 set off [string length $s]
103 set inf(str) [string trim [string range $inf(str) $off end]]
107 # lex-expect: move pointer and expect token $t
108 proc lex-expect {t} {
111 if {[string compare $t $type]} {
112 asnError "Got $type '$val', expected $t"
116 # lex-name-move: see if token is $name; moves pointer and returns
117 # 1 if it is; returns 0 otherwise.
118 proc lex-name-move {name} {
120 if {![string compare $type n] && ![string compare $val $name]} {
127 # asnError: Report error and die
128 proc asnError {msg} {
131 puts "Error in line $inf(lineno) in module $inf(module)"
137 # asnWarning: Report warning and return
138 proc asnWarning {msg} {
141 puts "Warning in line $inf(lineno) in module $inf(module)"
145 # asnEnum: parses enumerated list - { name1 (n), name2 (n), ... }
146 # Uses $name as prefix. If there really is a list, $lx holds the C
147 # preprocessor definitions on return; otherwise lx isn't set.
148 proc asnEnum {name lx} {
151 if {[string compare $type \{]} return
154 set pq [asnName $name]
155 set id [lindex $pq 0]
158 lappend l "#define $inf(dprefix)$id $val"
161 if {[string compare $type ,]} break
163 if {[string compare $type \}]} {
164 asnError "Missing \} in enum list got $type '$val'"
169 # asnMod: parses tag and modifier.
170 # $xtag and $ximplicit holds tag and implicit-indication on return.
171 # $xtag is empty if no tag was specified. $ximplicit is 1 on implicit
172 # tagging; 0 otherwise.
173 proc asnMod {xtag ximplicit xtagtype} {
177 upvar $ximplicit implicit
178 upvar $xtagtype tagtype
182 if {![string compare $type \[]} {
183 if {[regexp {^([a-zA-Z]+)[ ]+([0-9]+)$} $val x tagtype tag]} {
184 set tagtype ODR_$tagtype
185 } elseif {[regexp {^([0-9]+)$} $val x tag]} {
186 set tagtype ODR_CONTEXT
188 asnError "bad tag specification: $val"
192 set implicit $inf(implicit-tags)
193 if {![string compare $type n]} {
194 if {![string compare $val EXPLICIT]} {
197 } elseif {![string compare $val IMPLICIT]} {
204 # asnName: moves pointer and expects name. Returns C-validated name.
205 proc asnName {name} {
208 if {[info exists inf(membermap,$inf(module),$name,$val)]} {
209 set nval $inf(membermap,$inf(module),$name,$val)
211 puts " mapping member $name,$val to $nval"
213 if {![string match {[A-Z]*} $val]} {
218 if {![string match {[A-Z]*} $val]} {
222 return [join [split $nval -] _]
225 # asnOptional: parses optional modifier. Returns 1 if OPTIONAL was
226 # specified; 0 otherwise.
227 proc asnOptional {} {
229 if {[lex-name-move OPTIONAL]} {
231 } elseif {[lex-name-move DEFAULT]} {
238 # asnSizeConstraint: parses the optional SizeConstraint.
239 # Currently not used for anything.
240 proc asnSizeConstraint {} {
242 if {[lex-name-move SIZE]} {
247 # asnSubtypeSpec: parses the SubtypeSpec ...
248 # Currently not used for anything. We now it's balanced however, i.e.
250 proc asnSubtypeSpec {} {
253 if {[string compare $type "("]} {
259 if {![string compare $type "("]} {
261 } elseif {![string compare $type ")"]} {
268 # asnType: parses ASN.1 type.
269 # On entry $name should hold the name we are currently defining.
270 # Returns type indicator:
271 # SequenceOf SEQUENCE OF
276 # Simple Basic types.
277 # In this casecalling procedure's $tname variable is a list holding:
278 # {C-Function C-Type} if the type is IMPORTed or ODR defined.
280 # {C-Function C-Type 1} if the type should be defined in this module
281 proc asnType {name} {
286 if {[string compare $type n]} {
287 asnError "Expects type specifier, but got $type"
294 if {[lex-name-move OF]} {
304 if {[lex-name-move OF]} {
317 if {[string length [info commands asnBasic$v]]} {
318 set tname [asnBasic$v]
320 if {[info exists inf(map,$inf(module),$v)]} {
321 set v $inf(map,$inf(module),$v)
323 if {[info exists inf(imports,$v)]} {
324 set tname $inf(imports,$v)
326 set w [join [split $v -] _]
327 set tname [list $inf(fprefix)$w $inf(vprefix)$w 1]
330 if {[lex-name-move DEFINED]} {
331 if {[lex-name-move BY]} {
339 proc mapName {name} {
341 if {[info exists inf(map,$inf(module),$name)]} {
342 set name $inf(map,$inf(module),$name)
344 puts -nonewline " $name ($inf(lineno))"
345 puts " mapping to $name"
349 puts " $name ($inf(lineno))"
355 # asnDef: parses type definition (top-level) and generates C code
356 # On entry $name holds the type we are defining.
360 set name [mapName $name]
361 if {[info exist inf(defined,$inf(fprefix)$name)]} {
362 incr inf(definedl,$name)
363 if {$inf(verbose) > 1} {
364 puts "set map($inf(module),$name) $name$inf(definedl,$name)"
367 set inf(definedl,$name) 0
369 set mname [join [split $name -] _]
370 asnMod tag implicit tagtype
371 set t [asnType $mname]
372 asnSub $mname $t $tname $tag $implicit $tagtype
376 # asnSub: parses type and generates C-code
378 # $name holds the type we are defining.
379 # $t is the type returned by the asnType procedure.
380 # $tname is the $tname set by the asnType procedure.
381 # $tag is the tag as returned by asnMod
382 # $implicit is the implicit indicator as returned by asnMod
383 proc asnSub {name t tname tag implicit tagtype} {
387 set defname defined,$inf(fprefix)$name
388 if {[info exist inf($defname)]} {
389 asnWarning "$name already defined in line $inf($defname)"
392 set inf($defname) $inf(lineno)
394 Sequence { set l [asnSequence $name $tag $implicit $tagtype] }
395 SequenceOf { set l [asnOf $name $tag $implicit $tagtype 0] }
396 SetOf { set l [asnOf $name $tag $implicit $tagtype 1] }
397 Choice { set l [asnChoice $name $tag $implicit $tagtype] }
398 Simple { set l [asnSimple $name $tname $tag $implicit $tagtype] }
399 default { asnError "switch asnType case not handled" }
404 puts $file(outc) "int $inf(fprefix)$name (ODR o, $inf(vprefix)$name **p, int opt, const char *name)"
406 puts $file(outc) [lindex $l 0]
409 set fdef "$inf(cprefix)int $inf(fprefix)$name (ODR o, $inf(vprefix)$name **p, int opt, const char *name);"
412 set decl "typedef [lindex $l 1] $inf(vprefix)$name;"
413 if {![string compare [lindex $tname 2] 1]} {
414 if {![info exist inf(defined,[lindex $tname 0])]} {
418 set inf(var,$inf(nodef)) [join [lindex $l 2] \n]
422 set decl "typedef struct $inf(vprefix)$name $inf(vprefix)$name;"
423 set inf(var,$inf(nodef)) "[lindex $l 1];"
429 puts $file(outh) $decl
430 puts $file(outh) $fdef
431 asnForwardTypes $name
433 lappend inf(forward,code,[lindex $tname 0]) {} $decl $fdef
434 lappend inf(forward,ref,[lindex $tname 0]) $name
438 proc asnForwardTypes {name} {
441 if {![info exists inf(forward,code,$inf(fprefix)$name)]} {
444 foreach r $inf(forward,code,$inf(fprefix)$name) {
447 unset inf(forward,code,$inf(fprefix)$name)
449 while {[info exists inf(forward,ref,$inf(fprefix)$name)]} {
450 set n $inf(forward,ref,$inf(fprefix)$name)
451 set m [lrange $n 1 end]
453 set inf(forward,ref,$inf(fprefix)$name) $m
455 unset inf(forward,ref,$inf(fprefix)$name)
457 asnForwardTypes [lindex $n 0]
461 # asnSimple: parses simple type definition and generates C code
463 # $name is the name we are defining
464 # $tname is the tname as returned by asnType
465 # $tag is the tag as returned by asnMod
466 # $implicit is the implicit indicator as returned by asnMod
469 # Note: Doesn't take care of enum lists yet.
470 proc asnSimple {name tname tag implicit tagtype} {
473 set j "[lindex $tname 1] "
475 if {[info exists inf(unionmap,$inf(module),$name)]} {
476 set uName $inf(unionmap,$inf(module),$name)
482 if {![string length $tag]} {
483 set l "\treturn [lindex $tname 0] (o, p, opt, name);"
484 } elseif {$implicit} {
486 "\treturn odr_implicit_tag (o, [lindex $tname 0], p, $tagtype, $tag, opt, name);"
489 "\treturn odr_explicit_tag (o, [lindex $tname 0], p, $tagtype, $tag, opt, name);" \
491 if {[info exists jj]} {
492 return [list $l $j $jj]
498 # asnSequence: parses "SEQUENCE { s-list }" and generates C code.
500 # $name is the type we are defining
505 proc asnSequence {name tag implicit tagtype} {
508 lappend j "struct $inf(vprefix)$name \{"
511 if {![string length $tag]} {
512 lappend l "\tif (!odr_sequence_begin (o, p, sizeof(**p), name))"
513 lappend l "\t\treturn opt && odr_ok (o);"
514 } elseif {$implicit} {
515 lappend l "\tif (!odr_implicit_settag (o, $tagtype, $tag) ||"
516 lappend l "\t\t!odr_sequence_begin (o, p, sizeof(**p), name))"
517 lappend l "\t\treturn opt && odr_ok(o);"
519 lappend l "\tif (!odr_constructed_begin (o, p, $tagtype, $tag, name))"
520 lappend l "\t\treturn opt && odr_ok(o);"
521 lappend l "\tif (o->direction == ODR_DECODE)"
522 lappend l "\t\t*p = ($inf(vprefix)$name *) odr_malloc (o, sizeof(**p));"
524 lappend l "\tif (!odr_sequence_begin (o, p, sizeof(**p), 0))"
526 lappend l "\t\t*p = 0;"
527 lappend l "\t\treturn 0;"
532 set p [lindex [asnName $name] 0]
533 asnMod ltag limplicit ltagtype
537 if {[info exists inf(unionmap,$inf(module),$name,$p)]} {
538 set uName $inf(unionmap,$inf(module),$name,$p)
541 if {![string compare $t Simple]} {
542 if {[string compare $uName { }]} {
548 set opt [asnOptional]
549 if {![string length $ltag]} {
550 lappend l "\t\t[lindex $tname 0](o, &(*p)->$p, $opt, \"$p\") &&"
551 } elseif {$limplicit} {
552 lappend l "\t\todr_implicit_tag (o, [lindex $tname 0],"
553 lappend l "\t\t\t&(*p)->$p, $ltagtype, $ltag, $opt, \"$p\") &&"
555 lappend l "\t\todr_explicit_tag (o, [lindex $tname 0],"
556 lappend l "\t\t\t&(*p)->$p, $ltagtype, $ltag, $opt, \"$p\") &&"
558 set dec "\t[lindex $tname 1] *$p;"
559 } elseif {![string compare $t SequenceOf] && [string length $uName] &&\
560 (![string length $ltag] || $limplicit)} {
563 if {[llength $uName] < 2} {
564 set uName [list num_$p $p]
566 if {[string length $ltag]} {
570 lappend l "\t\todr_implicit_settag (o, $ltagtype, $ltag) &&"
575 set tmpa "odr_sequence_of(o, (Odr_fun) [lindex $tname 0], &(*p)->$p,"
576 set tmpb "&(*p)->[lindex $uName 0], \"$p\")"
577 lappend j "\tint [lindex $uName 0];"
578 set dec "\t[lindex $tname 1] **[lindex $uName 1];"
581 set subName [mapName ${name}_$level]
582 asnSub $subName $u {} {} 0 {}
584 set tmpa "odr_sequence_of(o, (Odr_fun) $inf(fprefix)$subName, &(*p)->$p,"
585 set tmpb "&(*p)->[lindex $uName 0], \"$p\")"
586 lappend j "\tint [lindex $uName 0];"
587 set dec "\t$inf(vprefix)$subName **[lindex $uName 1];"
591 set opt [asnOptional]
593 lappend l "\t\t($tmpa"
594 lappend l "\t\t $tmpb || odr_ok(o)) &&"
596 lappend l "\t\t$tmpa"
597 lappend l "\t\t $tmpb &&"
599 } elseif {!$nchoice && ![string compare $t Choice] && \
600 [string length $uName]} {
601 if {[llength $uName] < 3} {
602 set uName [list which u $name]
605 lappend j "\tint [lindex $uName 0];"
606 lappend j "\tunion \{"
607 lappend v "\tstatic Odr_arm arm\[\] = \{"
608 asnArm $name [lindex $uName 2] v j
610 set dec "\t\} [lindex $uName 1];"
611 set opt [asnOptional]
614 if {[string length $ltag]} {
616 lappend l "\t\todr_implicit_settag (o, $ltagtype, $ltag) &&"
618 asnWarning "optional handling missing in CHOICE in SEQUENCE"
619 asnWarning " set unionmap($inf(module),$name,$p) to {}"
627 lappend l "\t\t${la}odr_constructed_begin (o, &(*p)->[lindex $uName 1], $ltagtype, $ltag, \"$p\") &&"
632 set ob " || odr_ok(o))"
635 lappend l "\t\t${oa}odr_choice (o, arm, &(*p)->[lindex $uName 1], &(*p)->[lindex $uName 0], 0)${ob} &&"
636 if {[string length $ltag]} {
639 set lb ") || odr_ok(o))"
643 lappend l "\t\todr_constructed_end (o)${lb} &&"
647 set subName [mapName ${name}_$level]
648 asnSub $subName $t {} {} 0 {}
649 set opt [asnOptional]
650 if {![string length $ltag]} {
651 lappend l "\t\t$inf(fprefix)${subName} (o, &(*p)->$p, $opt, \"$p\") &&"
652 } elseif {$limplicit} {
653 lappend l "\t\todr_implicit_tag (o, $inf(fprefix)${subName},"
654 lappend l "\t\t\t&(*p)->$p, $ltagtype, $ltag, $opt, \"$p\") &&"
656 lappend l "\t\todr_explicit_tag (o, $inf(fprefix)${subName},"
657 lappend l "\t\t\t&(*p)->$p, $ltagtype, $ltag, $opt, \"$p\") &&"
659 set dec "\t$inf(vprefix)${subName} *$p;"
663 lappend j "$dec /* OPT */"
667 if {[string compare $type ,]} break
670 if {[string length $tag] && !$implicit} {
671 lappend l "\t\todr_sequence_end (o) &&"
672 lappend l "\t\todr_constructed_end (o);"
674 lappend l "\t\todr_sequence_end (o);"
676 if {[string compare $type \}]} {
677 asnError "Missing \} got $type '$val'"
680 if {[info exists v]} {
683 return [list [join $l \n] [join $j \n]]
686 # asnOf: parses "SEQUENCE/SET OF type" and generates C code.
688 # $name is the type we are defining
693 proc asnOf {name tag implicit tagtype isset} {
699 set func odr_sequence_of
702 if {[info exists inf(unionmap,$inf(module),$name)]} {
703 set numName $inf(unionmap,$inf(module),$name)
705 set numName {num elements}
708 lappend j "struct $inf(vprefix)$name \{"
709 lappend j "\tint [lindex $numName 0];"
711 lappend l "\tif (!odr_initmember (o, p, sizeof(**p)))"
712 lappend l "\t\treturn opt && odr_ok(o);"
713 if {[string length $tag]} {
715 lappend l "\todr_implicit_settag (o, $tagtype, $tag);"
717 asnWarning "Constructed SEQUENCE/SET OF not handled"
720 set t [asnType $name]
724 lappend l "\tif ($func (o, (Odr_fun) [lindex $tname 0], &(*p)->[lindex $numName 1],"
725 lappend l "\t\t&(*p)->[lindex $numName 0], name))"
726 lappend j "\t[lindex $tname 1] **[lindex $numName 1];"
729 set subName [mapName ${name}_s]
730 lappend l "\tif ($func (o, (Odr_fun) $inf(fprefix)$subName, &(*p)->[lindex $numName 1],"
731 lappend l "\t\t&(*p)->[lindex $numName 0], name))"
732 lappend j "\t$inf(vprefix)$subName **[lindex $numName 1];"
733 asnSub $subName $t {} {} 0 {}
737 lappend l "\t\treturn 1;"
738 lappend l "\t*p = 0;"
739 lappend l "\treturn opt && odr_ok(o);"
740 return [list [join $l \n] [join $j \n]]
743 # asnArm: parses c-list in choice
744 proc asnArm {name defname lx jx} {
750 set pq [asnName $name]
753 if {![string length $q]} {
757 asnMod ltag limplicit ltagtype
760 lappend enums "$inf(dprefix)$p"
761 if {![string compare $t Simple]} {
763 if {![string length $ltag]} {
764 lappend l "\t\t\{-1, -1, -1, $inf(dprefix)$p,"
765 lappend l "\t\t (Odr_fun) [lindex $tname 0], \"$q\"\},"
766 } elseif {$limplicit} {
767 lappend l "\t\t\{ODR_IMPLICIT, $ltagtype, $ltag, $inf(dprefix)$p,"
768 lappend l "\t\t(Odr_fun) [lindex $tname 0], \"$q\"\},"
770 lappend l "\t\t\{ODR_EXPLICIT, $ltagtype, $ltag, $inf(dprefix)$p,"
771 lappend l "\t\t(Odr_fun) [lindex $tname 0], \"$q\"\},"
773 lappend j "\t\t[lindex $tname 1] *$q;"
775 set subName [mapName ${name}_$q]
776 if {![string compare $inf(dprefix)${name}_$q \
777 $inf(vprefix)$subName]} {
778 set po [string toupper [string index $q 0]][string \
780 set subName [mapName ${name}${po}]
782 asnSub $subName $t $tname {} 0 {}
783 if {![string length $ltag]} {
784 lappend l "\t\t\{-1, -1, -1, $inf(dprefix)$p,"
785 lappend l "\t\t (Odr_fun) $inf(fprefix)$subName, \"$q\"\},"
786 } elseif {$limplicit} {
787 lappend l "\t\t\{ODR_IMPLICIT, $ltagtype, $ltag, $inf(dprefix)$p,"
788 lappend l "\t\t(Odr_fun) $inf(fprefix)$subName, \"$q\"\},"
790 lappend l "\t\t\{ODR_EXPLICIT, $ltagtype, $ltag, $inf(dprefix)$p,"
791 lappend l "\t\t(Odr_fun) $inf(fprefix)$subName, \"$q\"\},"
793 lappend j "\t\t$inf(vprefix)$subName *$q;"
795 if {[string compare $type ,]} break
797 if {[string compare $type \}]} {
798 asnError "Missing \} got $type '$val'"
803 lappend j "#define $e $level"
806 lappend l "\t\t\{-1, -1, -1, -1, (Odr_fun) 0, 0\}"
809 # asnChoice: parses "CHOICE {c-list}" and generates C code.
811 # $name is the type we are defining
816 proc asnChoice {name tag implicit tagtype} {
819 if {[info exists inf(unionmap,$inf(module),$name)]} {
820 set uName $inf(unionmap,$inf(module),$name)
822 set uName [list which u $name]
825 lappend j "struct $inf(vprefix)$name \{"
826 lappend j "\tint [lindex $uName 0];"
827 lappend j "\tunion \{"
828 lappend l "\tstatic Odr_arm arm\[\] = \{"
829 asnArm $name [lindex $uName 2] l j
830 lappend j "\t\} [lindex $uName 1];"
833 if {![string length $tag]} {
834 lappend l "\tif (!odr_initmember(o, p, sizeof(**p)))"
835 lappend l "\t\treturn opt && odr_ok(o);"
836 lappend l "\tif (odr_choice(o, arm, &(*p)->[lindex $uName 1], &(*p)->[lindex $uName 0], name))"
837 } elseif {$implicit} {
838 lappend l "\tif (!odr_initmember(o, p, sizeof(**p)))"
839 lappend l "\t\treturn opt && odr_ok(o);"
840 lappend l "\todr_implicit_settag(o, $tagtype, $tag);"
841 lappend l "\tif (odr_choice(o, arm, &(*p)->[lindex $uName 1], &(*p)->[lindex $uName 0], name))"
843 lappend l "\tif (!*p && o->direction != ODR_DECODE)"
844 lappend l "\t\treturn opt;"
845 lappend l "\tif (!odr_constructed_begin(o, p, $tagtype, $tag, 0))"
846 lappend l "\t\treturn opt && odr_ok(o);"
847 lappend l "\tif (!odr_initmember(o, p, sizeof(**p)))"
848 lappend l "\t\treturn opt && odr_ok(o);"
849 lappend l "\tif (odr_choice(o, arm, &(*p)->[lindex $uName 1], &(*p)->[lindex $uName 0], name) &&"
850 lappend l "\t\todr_constructed_end(o))"
852 lappend l "\t\treturn 1;"
853 lappend l "\t*p = 0;"
854 lappend l "\treturn opt && odr_ok(o);"
855 return [list [join $l \n] [join $j \n]]
858 # asnImports: parses i-list in "IMPORTS {i-list}"
859 # On return inf(import,..)-array is updated.
860 # inf(import,"module") is a list of {C-handler, C-type} elements.
861 # The {C-handler, C-type} is compatible with the $tname as is used by the
862 # asnType procedure to solve external references.
864 global type val inf file
867 if {[string compare $type n]} {
868 asnError "Missing name in IMPORTS list"
872 if {![string compare $type n] && ![string compare $val FROM]} {
875 if {[info exists inf(filename,$val)]} {
876 set fname $inf(filename,$val)
880 puts $file(outh) "\#include <$inf(h-dir)${fname}.h>"
882 if {[info exists inf(prefix,$val)]} {
883 set prefix $inf(prefix,$val)
885 set prefix $inf(prefix)
888 if {[info exists inf(map,$val,$n)]} {
889 set v $inf(map,$val,$n)
893 set w [join [split $v -] _]
894 set inf(imports,$n) [list [lindex $prefix 0]$w \
895 [lindex $prefix 1]$w]
899 if {[string compare $type n]} break
900 } elseif {![string compare $type ,]} {
904 if {[string compare $type \;]} {
905 asnError "Missing ; after IMPORTS list - got $type '$val'"
910 # asnExports: parses e-list in "EXPORTS {e-list}"
911 # This function does nothing with elements in the list.
916 if {[string compare $type n]} {
917 asnError "Missing name in EXPORTS list"
919 set inf(exports,$val) 1
921 if {[string compare $type ,]} break
924 if {[string compare $type \;]} {
925 asnError "Missing ; after EXPORTS list - got $type ($val)"
930 # asnModuleBody: parses a module specification and generates C code.
931 # Exports lists, imports lists, and type definitions are handled;
932 # other things are silently ignored.
933 proc asnModuleBody {} {
934 global type val file inf
936 if {[info exists inf(prefix,$inf(module))]} {
937 set prefix $inf(prefix,$inf(module))
939 set prefix $inf(prefix)
941 set inf(fprefix) [lindex $prefix 0]
942 set inf(vprefix) [lindex $prefix 1]
943 set inf(dprefix) [lindex $prefix 2]
944 if {[llength $prefix] > 3} {
945 set inf(cprefix) [lindex $prefix 3]
947 set inf(cprefix) {YAZ_EXPORT }
951 puts "Module $inf(module), $inf(lineno)"
955 if {[info exists inf(init,$inf(module),c)]} {
956 puts $file(outc) $inf(init,$inf(module),c)
958 if {[info exists inf(init,$inf(module),h)]} {
959 puts $file(outh) "\#ifdef __cplusplus"
960 puts $file(outh) "extern \"C\" \{"
961 puts $file(outh) "\#endif"
963 puts $file(outh) $inf(init,$inf(module),h)
965 if {[info exists inf(init,$inf(module),p)]} {
966 puts $file(outp) $inf(init,$inf(module),p)
969 while {[string length $type]} {
970 if {[string compare $type n]} {
974 if {![string compare $val END]} {
976 } elseif {![string compare $val EXPORTS]} {
979 } elseif {![string compare $val IMPORTS]} {
981 puts $file(outh) "\#ifdef __cplusplus"
982 puts $file(outh) "\}"
983 puts $file(outh) "\#endif"
990 puts $file(outh) "\#ifdef __cplusplus"
991 puts $file(outh) "extern \"C\" \{"
992 puts $file(outh) "\#endif"
995 set inf(asndef) $inf(nodef)
998 if {![string compare $type :]} {
1002 } elseif {![string compare $type n]} {
1004 if {[string length $type]} {
1011 puts $file(outh) "\#ifdef __cplusplus"
1012 puts $file(outh) "\}"
1013 puts $file(outh) "\#endif"
1016 foreach x [array names inf imports,*] {
1021 # asnTagDefault: parses TagDefault section
1022 proc asnTagDefault {} {
1023 global type val inf file
1025 set inf(implicit-tags) 0
1026 while {[string length $type]} {
1027 if {[lex-name-move EXPLICIT]} {
1029 set inf(implicit-tags) 0
1030 } elseif {[lex-name-move IMPLICIT]} {
1032 set inf(implicit-tags) 1
1039 # asnModules: parses a collection of module specifications.
1040 # Depending on the module pattern, $inf(moduleP), a module is either
1041 # skipped or processed.
1042 proc asnModules {} {
1043 global type val inf file yc_version
1048 while {![string compare $type n]} {
1049 set inf(module) $val
1050 if {[info exists inf(moduleP)] && ![string match $inf(moduleP) $val]} {
1051 if {$inf(verbose)} {
1054 while {![lex-name-move END]} {
1061 while {![lex-name-move DEFINITIONS]} {
1063 if {![string length $type]} return
1065 if {[info exists inf(filename,$inf(module))]} {
1066 set fname $inf(filename,$inf(module))
1068 set fname $inf(module)
1070 set ppname [join [split $fname -] _]
1072 if {![info exists inf(c-file)]} {
1073 set inf(c-file) ${fname}.c
1075 set file(outc) [open $inf(c-file) w]
1077 if {![info exists inf(h-file)]} {
1078 set inf(h-file) ${fname}.h
1080 set file(outh) [open $inf(h-path)/$inf(h-dir)$inf(h-file) w]
1083 if {![info exists inf(p-file)]} {
1084 set inf(p-file) ${fname}-p.h
1086 set file(outp) [open $inf(h-path)/$inf(h-dir)$inf(p-file) w]
1089 set greeting {Generated automatically by the YAZ ASN.1 Compiler}
1091 puts $file(outc) "/* ${greeting} ${yc_version} */"
1092 puts $file(outc) "/* Module-C: $inf(module) */"
1095 puts $file(outh) "/* ${greeting} ${yc_version} */"
1096 puts $file(outh) "/* Module-H $inf(module) */"
1099 if {[info exists file(outp)]} {
1100 puts $file(outp) "/* ${greeting} ${yc_version} */"
1101 puts $file(outp) "/* Module-P: $inf(module) */"
1105 if {[info exists inf(p-file)]} {
1106 puts $file(outc) "\#include <$inf(h-dir)$inf(p-file)>"
1108 puts $file(outc) "\#include <$inf(h-dir)$inf(h-file)>"
1110 puts $file(outh) "\#ifndef ${ppname}_H"
1111 puts $file(outh) "\#define ${ppname}_H"
1113 puts $file(outh) "\#include <$inf(h-dir)odr.h>"
1115 if {[info exists file(outp)]} {
1116 puts $file(outp) "\#ifndef ${ppname}_P_H"
1117 puts $file(outp) "\#define ${ppname}_P_H"
1119 puts $file(outp) "\#include <$inf(h-dir)$inf(h-file)>"
1124 if {[string compare $type :]} {
1125 asnError "::= expected got $type '$val'"
1128 if {![lex-name-move BEGIN]} {
1129 asnError "BEGIN expected"
1134 if {[info exists file(outp)]} {
1139 puts $f "\#ifdef __cplusplus"
1140 puts $f "extern \"C\" \{"
1142 for {set i 1} {$i < $inf(nodef)} {incr i} {
1143 puts $f $inf(var,$i)
1144 if {[info exists inf(asn,$i)]} {
1147 foreach comment $inf(asn,$i) {
1157 puts $f "\#ifdef __cplusplus"
1161 if {[info exists inf(body,$inf(module),h)]} {
1162 puts $file(outh) $inf(body,$inf(module),h)
1164 if {[info exists inf(body,$inf(module),c)]} {
1165 puts $file(outc) $inf(body,$inf(module),c)
1167 if {[info exists inf(body,$inf(module),p)]} {
1168 if {[info exists file(outp)]} {
1169 puts $file(outp) $inf(body,$inf(module),p)
1172 puts $file(outh) "\#endif"
1173 if {[info exists file(outp)]} {
1174 puts $file(outp) "\#endif"
1176 foreach f [array names file] {
1181 catch {unset inf(p-file)}
1186 # asnFile: parses an ASN.1 specification file as specified in $inf(iname).
1190 if {$inf(verbose) > 1} {
1191 puts "Reading ASN.1 file $inf(iname)"
1195 set inf(inf) [open $inf(iname) r]
1201 # The following procedures are invoked by the asnType function.
1202 # Each procedure takes the form: asnBasic<TYPE> and they must return
1203 # two elements: the C function handler and the C type.
1204 # On entry upvar $name is the type we are defining and global, $inf(module), is
1205 # the current module name.
1207 proc asnBasicEXTERNAL {} {
1208 return {odr_external {Odr_external}}
1211 proc asnBasicINTEGER {} {
1212 return {odr_integer {int}}
1215 proc asnBasicENUMERATED {} {
1216 return {odr_enum {int}}
1219 proc asnBasicNULL {} {
1220 return {odr_null {Odr_null}}
1223 proc asnBasicBOOLEAN {} {
1224 return {odr_bool {bool_t}}
1227 proc asnBasicOCTET {} {
1229 lex-name-move STRING
1230 return {odr_octetstring {Odr_oct}}
1233 proc asnBasicBIT {} {
1235 lex-name-move STRING
1236 return {odr_bitstring {Odr_bitmask}}
1239 proc asnBasicOBJECT {} {
1241 lex-name-move IDENTIFIER
1242 return {odr_oid {Odr_oid}}
1245 proc asnBasicGeneralString {} {
1246 return {odr_generalstring char}
1249 proc asnBasicVisibleString {} {
1250 return {odr_visiblestring char}
1253 proc asnBasicGeneralizedTime {} {
1254 return {odr_generalizedtime char}
1257 proc asnBasicANY {} {
1260 return [list $inf(fprefix)ANY_$name void]
1263 # userDef: reads user definitions file $name
1264 proc userDef {name} {
1267 if {$inf(verbose) > 1} {
1268 puts "Reading definitions file $name"
1272 if {[info exists default-prefix]} {
1273 set inf(prefix) ${default-prefix}
1275 if {[info exists h-path]} {
1276 set inf(h-path) ${h-path}
1278 foreach m [array names prefix] {
1279 set inf(prefix,$m) $prefix($m)
1281 foreach m [array names body] {
1282 set inf(body,$m) $body($m)
1284 foreach m [array names init] {
1285 set inf(init,$m) $init($m)
1287 foreach m [array names filename] {
1288 set inf(filename,$m) $filename($m)
1290 foreach m [array names map] {
1291 set inf(map,$m) $map($m)
1293 foreach m [array names membermap] {
1294 set inf(membermap,$m) $membermap($m)
1296 foreach m [array names unionmap] {
1297 set inf(unionmap,$m) $unionmap($m)
1302 set inf(prefix) {yc_ Yc_ YC_}
1306 # Parse command line
1307 set l [llength $argv]
1310 set arg [lindex $argv $i]
1311 switch -glob -- $arg {
1316 set p [string range $arg 2 end]
1317 if {![string length $p]} {
1318 set p [lindex $argv [incr i]]
1323 set p [string range $arg 2 end]
1324 if {![string length $p]} {
1325 set p [lindex $argv [incr i]]
1330 set p [string range $arg 2 end]
1331 if {![string length $p]} {
1332 set p [lindex $argv [incr i]]
1334 set inf(h-dir) [string trim $p \\/]/
1337 set p [string range $arg 2 end]
1338 if {![string length $p]} {
1339 set p [lindex $argv [incr i]]
1344 set p [string range $arg 2 end]
1345 if {![string length $p]} {
1346 set p [lindex $argv [incr i]]
1351 set p [string range $arg 2 end]
1352 if {![string length $p]} {
1353 set p [lindex $argv [incr i]]
1358 set p [string range $arg 2 end]
1359 if {![string length $p]} {
1360 set p [lindex $argv [incr i]]
1365 set p [string range $arg 2 end]
1366 if {![string length $p]} {
1367 set p [lindex $argv [incr i]]
1369 if {[llength $p] == 1} {
1370 set inf(prefix) [list [string tolower $p] \
1371 [string toupper $p] [string toupper $p]]
1372 } elseif {[llength $p] == 3} {
1386 if {![info exists inf(iname)]} {
1387 puts "YAZ ASN.1 Compiler ${yc_version}"
1388 puts -nonewline "Usage: ${argv0}"
1389 puts { [-v] [-c cfile] [-h hfile] [-p hfile] [-d dfile] [-I path]}
1390 puts { [-x prefix] [-m module] file}