-#!/bin/sh
-# the next line restarts using tclsh \
-exec tclsh "$0" "$@"
-#
-# yaz-comp: ASN.1 Compiler for YAZ
-# (c) Index Data 1996-2003
-# See the file LICENSE for details.
-#
-# $Id: yaz-comp,v 1.6 2003-05-20 19:55:30 adam Exp $
-#
-
-set yc_version 0.3
-
-# Syntax for the ASN.1 supported:
-# file -> file module
-# | module
-# module -> name skip DEFINITIONS ::= mbody END
-# mbody -> EXPORTS { nlist }
-# | IMPORTS { imlist }
-# | name ::= tmt
-# | skip
-# tmt -> tag mod type
-# type -> SEQUENCE { sqlist }
-# | SEQUENCE OF type
-# | CHOICE { chlist }
-# | basic enlist
-#
-# basic -> INTEGER
-# | BOOLEAN
-# | OCTET STRING
-# | BIT STRING
-# | EXTERNAL
-# | name
-# sqlist -> sqlist , name tmt opt
-# | name tmt opt
-# chlist -> chlist , name tmt
-# | name tmt
-# enlist -> enlist , name (n)
-# | name (n)
-# imlist -> nlist FROM name
-# imlist nlist FROM name
-# nlist -> name
-# | nlist , name
-# mod -> IMPLICIT | EXPLICIT | e
-# tag -> [tagtype n] | [n] | e
-# opt -> OPTIONAL | e
-#
-# name identifier/token
-# e epsilon/empty
-# skip one token skipped
-# n number
-# tagtype APPLICATION, CONTEXT, etc.
-
-# lex: moves input file pointer and returns type of token.
-# The globals $type and $val are set. $val holds name if token
-# is normal identifier name.
-# sets global var type to one of:
-# {} eof-of-file
-# \{ left curly brace
-# \} right curly brace
-# , comma
-# ; semicolon
-# ( (n)
-# [ [n]
-# : ::=
-# n other token n
-proc lex {} {
- global inf val type
- while {![string length $inf(str)]} {
- incr inf(lineno)
- set inf(cnt) [gets $inf(inf) inf(str)]
- if {$inf(cnt) < 0} {
- set type {}
- return {}
- }
- lappend inf(asn,$inf(asndef)) $inf(str)
- set l [string first -- $inf(str)]
- if {$l >= 0} {
- incr l -1
- set inf(str) [string range $inf(str) 0 $l]
- }
- set inf(str) [string trim $inf(str)]
- }
- set s [string index $inf(str) 0]
- set type $s
- set val {}
- switch -- $s {
- \{ { }
- \} { }
- , { }
- ; { }
- \( { }
- \) { }
- \[ { regexp {^\[[ ]*(.+)[ ]*\]} $inf(str) s val }
- : { regexp {^::=} $inf(str) s }
- default {
- regexp "^\[^,\t :\{\}();\]+" $inf(str) s
- set type n
- set val $s
- }
- }
- set off [string length $s]
- set inf(str) [string trim [string range $inf(str) $off end]]
- return $type
-}
-
-# lex-expect: move pointer and expect token $t
-proc lex-expect {t} {
- global type val
- lex
- if {[string compare $t $type]} {
- asnError "Got $type '$val', expected $t"
- }
-}
-
-# lex-name-move: see if token is $name; moves pointer and returns
-# 1 if it is; returns 0 otherwise.
-proc lex-name-move {name} {
- global type val
- if {![string compare $type n] && ![string compare $val $name]} {
- lex
- return 1
- }
- return 0
-}
-
-# asnError: Report error and die
-proc asnError {msg} {
- global inf
-
- puts "Error in line $inf(lineno) in module $inf(module)"
- puts " $msg"
- error
- exit 1
-}
-
-# asnWarning: Report warning and return
-proc asnWarning {msg} {
- global inf
-
- puts "Warning in line $inf(lineno) in module $inf(module)"
- puts " $msg"
-}
-
-# asnEnum: parses enumerated list - { name1 (n), name2 (n), ... }
-# Uses $name as prefix. If there really is a list, $lx holds the C
-# preprocessor definitions on return; otherwise lx isn't set.
-proc asnEnum {name lx} {
- global type val inf
-
- if {[string compare $type \{]} return
- upvar $lx l
- while {1} {
- set pq [asnName $name]
- set id [lindex $pq 0]
- set id ${name}_$id
- lex-expect n
- lappend l "#define $inf(dprefix)$id $val"
- lex-expect ")"
- lex
- if {[string compare $type ,]} break
- }
- if {[string compare $type \}]} {
- asnError "Missing \} in enum list got $type '$val'"
- }
- lex
-}
-
-# asnMod: parses tag and modifier.
-# $xtag and $ximplicit holds tag and implicit-indication on return.
-# $xtag is empty if no tag was specified. $ximplicit is 1 on implicit
-# tagging; 0 otherwise.
-proc asnMod {xtag ximplicit xtagtype} {
- global type val inf
-
- upvar $xtag tag
- upvar $ximplicit implicit
- upvar $xtagtype tagtype
-
- set tag {}
- set tagtype {}
- if {![string compare $type \[]} {
- if {[regexp {^([a-zA-Z]+)[ ]+([0-9]+)$} $val x tagtype tag]} {
- set tagtype ODR_$tagtype
- } elseif {[regexp {^([0-9]+)$} $val x tag]} {
- set tagtype ODR_CONTEXT
- } else {
- asnError "bad tag specification: $val"
- }
- lex
- }
- set implicit $inf(implicit-tags)
- if {![string compare $type n]} {
- if {![string compare $val EXPLICIT]} {
- lex
- set implicit 0
- } elseif {![string compare $val IMPLICIT]} {
- lex
- set implicit 1
- }
- }
-}
-
-# asnName: moves pointer and expects name. Returns C-validated name.
-proc asnName {name} {
- global val inf
- lex-expect n
- if {[info exists inf(membermap,$inf(module),$name,$val)]} {
- set nval $inf(membermap,$inf(module),$name,$val)
- if {$inf(verbose)} {
- puts " mapping member $name,$val to $nval"
- }
- if {![string match {[A-Z]*} $val]} {
- lex
- }
- } else {
- set nval $val
- if {![string match {[A-Z]*} $val]} {
- lex
- }
- }
- return [join [split $nval -] _]
-}
-
-# asnOptional: parses optional modifier. Returns 1 if OPTIONAL was
-# specified; 0 otherwise.
-proc asnOptional {} {
- global type val
- if {[lex-name-move OPTIONAL]} {
- return 1
- } elseif {[lex-name-move DEFAULT]} {
- lex
- return 0
- }
- return 0
-}
-
-# asnSizeConstraint: parses the optional SizeConstraint.
-# Currently not used for anything.
-proc asnSizeConstraint {} {
- global type val
- if {[lex-name-move SIZE]} {
- asnSubtypeSpec
- }
-}
-
-# asnSubtypeSpec: parses the SubtypeSpec ...
-# Currently not used for anything. We now it's balanced however, i.e.
-# (... ( ... ) .. )
-proc asnSubtypeSpec {} {
- global type val
-
- if {[string compare $type "("]} {
- return
- }
- lex
- set level 1
- while {$level > 0} {
- if {![string compare $type "("]} {
- incr level
- } elseif {![string compare $type ")"]} {
- incr level -1
- }
- lex
- }
-}
-
-# asnType: parses ASN.1 type.
-# On entry $name should hold the name we are currently defining.
-# Returns type indicator:
-# SequenceOf SEQUENCE OF
-# Sequence SEQUENCE
-# SetOf SET OF
-# Set SET
-# Choice CHOICE
-# Simple Basic types.
-# In this casecalling procedure's $tname variable is a list holding:
-# {C-Function C-Type} if the type is IMPORTed or ODR defined.
-# or
-# {C-Function C-Type 1} if the type should be defined in this module
-proc asnType {name} {
- global type val inf
- upvar tname tname
-
- set tname {}
- if {[string compare $type n]} {
- asnError "Expects type specifier, but got $type"
- }
- set v $val
- lex
- switch -- $v {
- SEQUENCE {
- asnSizeConstraint
- if {[lex-name-move OF]} {
- asnSubtypeSpec
- return SequenceOf
- } else {
- asnSubtypeSpec
- return Sequence
- }
- }
- SET {
- asnSizeConstraint
- if {[lex-name-move OF]} {
- asnSubtypeSpec
- return SetOf
- } else {
- asnSubtypeSpec
- return Set
- }
- }
- CHOICE {
- asnSubtypeSpec
- return Choice
- }
- }
- if {[string length [info commands asnBasic$v]]} {
- set tname [asnBasic$v]
- } else {
- if {[info exists inf(map,$inf(module),$v)]} {
- set v $inf(map,$inf(module),$v)
- }
- if {[info exists inf(imports,$v)]} {
- set tname $inf(imports,$v)
- } else {
- set w [join [split $v -] _]
- set tname [list $inf(fprefix)$w $inf(vprefix)$w 1]
- }
- }
- if {[lex-name-move DEFINED]} {
- if {[lex-name-move BY]} {
- lex
- }
- }
- asnSubtypeSpec
- return Simple
-}
-
-proc mapName {name} {
- global inf
- if {[info exists inf(map,$inf(module),$name)]} {
- set name $inf(map,$inf(module),$name)
- if {$inf(verbose)} {
- puts -nonewline " $name ($inf(lineno))"
- puts " mapping to $name"
- }
- } else {
- if {$inf(verbose)} {
- puts " $name ($inf(lineno))"
- }
- }
- return $name
-}
-
-# asnDef: parses type definition (top-level) and generates C code
-# On entry $name holds the type we are defining.
-proc asnDef {name} {
- global inf file
-
- set name [mapName $name]
- if {[info exist inf(defined,$inf(fprefix)$name)]} {
- incr inf(definedl,$name)
- if {$inf(verbose) > 1} {
- puts "set map($inf(module),$name) $name$inf(definedl,$name)"
- }
- } else {
- set inf(definedl,$name) 0
- }
- set mname [join [split $name -] _]
- asnMod tag implicit tagtype
- set t [asnType $mname]
- asnSub $mname $t $tname $tag $implicit $tagtype
-}
-
-
-# asnSub: parses type and generates C-code
-# On entry,
-# $name holds the type we are defining.
-# $t is the type returned by the asnType procedure.
-# $tname is the $tname set by the asnType procedure.
-# $tag is the tag as returned by asnMod
-# $implicit is the implicit indicator as returned by asnMod
-proc asnSub {name t tname tag implicit tagtype} {
- global file inf
-
- set ignore 0
- set defname defined,$inf(fprefix)$name
- if {[info exist inf($defname)]} {
- asnWarning "$name already defined in line $inf($defname)"
- set ignore 1
- }
- set inf($defname) $inf(lineno)
- switch -- $t {
- Sequence { set l [asnSequence $name $tag $implicit $tagtype] }
- SequenceOf { set l [asnOf $name $tag $implicit $tagtype 0] }
- SetOf { set l [asnOf $name $tag $implicit $tagtype 1] }
- Choice { set l [asnChoice $name $tag $implicit $tagtype] }
- Simple { set l [asnSimple $name $tname $tag $implicit $tagtype] }
- default { asnError "switch asnType case not handled" }
- }
- if {$ignore} return
-
- puts $file(outc) {}
- puts $file(outc) "int $inf(fprefix)$name (ODR o, $inf(vprefix)$name **p, int opt, const char *name)"
- puts $file(outc) \{
- puts $file(outc) [lindex $l 0]
- puts $file(outc) \}
- set ok 1
- set fdef "$inf(cprefix)int $inf(fprefix)$name (ODR o, $inf(vprefix)$name **p, int opt, const char *name);"
- switch -- $t {
- Simple {
- set decl "typedef [lindex $l 1] $inf(vprefix)$name;"
- if {![string compare [lindex $tname 2] 1]} {
- if {![info exist inf(defined,[lindex $tname 0])]} {
- set ok 0
- }
- }
- set inf(var,$inf(nodef)) [join [lindex $l 2] \n]
- incr inf(nodef)
- }
- default {
- set decl "typedef struct $inf(vprefix)$name $inf(vprefix)$name;"
- set inf(var,$inf(nodef)) "[lindex $l 1];"
- incr inf(nodef)
- }
- }
- if {$ok} {
- puts $file(outh) {}
- puts $file(outh) $decl
- puts $file(outh) $fdef
- asnForwardTypes $name
- } else {
- lappend inf(forward,code,[lindex $tname 0]) {} $decl $fdef
- lappend inf(forward,ref,[lindex $tname 0]) $name
- }
-}
-
-proc asnForwardTypes {name} {
- global inf file
-
- if {![info exists inf(forward,code,$inf(fprefix)$name)]} {
- return 0
- }
- foreach r $inf(forward,code,$inf(fprefix)$name) {
- puts $file(outh) $r
- }
- unset inf(forward,code,$inf(fprefix)$name)
-
- while {[info exists inf(forward,ref,$inf(fprefix)$name)]} {
- set n $inf(forward,ref,$inf(fprefix)$name)
- set m [lrange $n 1 end]
- if {[llength $m]} {
- set inf(forward,ref,$inf(fprefix)$name) $m
- } else {
- unset inf(forward,ref,$inf(fprefix)$name)
- }
- asnForwardTypes [lindex $n 0]
- }
-}
-
-# asnSimple: parses simple type definition and generates C code
-# On entry,
-# $name is the name we are defining
-# $tname is the tname as returned by asnType
-# $tag is the tag as returned by asnMod
-# $implicit is the implicit indicator as returned by asnMod
-# Returns,
-# {c-code, h-code}
-# Note: Doesn't take care of enum lists yet.
-proc asnSimple {name tname tag implicit tagtype} {
- global inf
-
- set j "[lindex $tname 1] "
-
- if {[info exists inf(unionmap,$inf(module),$name)]} {
- set uName $inf(unionmap,$inf(module),$name)
- } else {
- set uName $name
- }
-
- asnEnum $uName jj
- if {![string length $tag]} {
- set l "\treturn [lindex $tname 0] (o, p, opt, name);"
- } elseif {$implicit} {
- set l \
- "\treturn odr_implicit_tag (o, [lindex $tname 0], p, $tagtype, $tag, opt, name);"
- } else {
- set l \
- "\treturn odr_explicit_tag (o, [lindex $tname 0], p, $tagtype, $tag, opt, name);" \
- }
- if {[info exists jj]} {
- return [list $l $j $jj]
- } else {
- return [list $l $j]
- }
-}
-
-# asnSequence: parses "SEQUENCE { s-list }" and generates C code.
-# On entry,
-# $name is the type we are defining
-# $tag tag
-# $implicit
-# Returns,
-# {c-code, h-code}
-proc asnSequence {name tag implicit tagtype} {
- global val type inf
-
- lappend j "struct $inf(vprefix)$name \{"
- set level 0
- set nchoice 0
- if {![string length $tag]} {
- lappend l "\tif (!odr_sequence_begin (o, p, sizeof(**p), name))"
- lappend l "\t\treturn odr_missing(o, opt, name) && odr_ok (o);"
- } elseif {$implicit} {
- lappend l "\tif (!odr_implicit_settag (o, $tagtype, $tag) ||"
- lappend l "\t\t!odr_sequence_begin (o, p, sizeof(**p), name))"
- lappend l "\t\treturn odr_missing(o, opt, name);"
- } else {
- lappend l "\tif (!odr_constructed_begin (o, p, $tagtype, $tag, name))"
- lappend l "\t\treturn odr_missing(o, opt, name);"
- lappend l "\tif (o->direction == ODR_DECODE)"
- lappend l "\t\t*p = ($inf(vprefix)$name *) odr_malloc (o, sizeof(**p));"
-
- lappend l "\tif (!odr_sequence_begin (o, p, sizeof(**p), 0))"
- lappend l "\t\{"
- lappend l "\t\t*p = 0;"
- lappend l "\t\treturn 0;"
- lappend l "\t\}"
- }
- lappend l "\treturn"
- while {1} {
- set p [lindex [asnName $name] 0]
- asnMod ltag limplicit ltagtype
- set t [asnType $p]
-
- set uName { }
- if {[info exists inf(unionmap,$inf(module),$name,$p)]} {
- set uName $inf(unionmap,$inf(module),$name,$p)
- }
-
- if {![string compare $t Simple]} {
- if {[string compare $uName { }]} {
- set enumName $uName
- } else {
- set enumName $name
- }
- asnEnum $enumName j
- set opt [asnOptional]
- if {![string length $ltag]} {
- lappend l "\t\t[lindex $tname 0](o, &(*p)->$p, $opt, \"$p\") &&"
- } elseif {$limplicit} {
- lappend l "\t\todr_implicit_tag (o, [lindex $tname 0],"
- lappend l "\t\t\t&(*p)->$p, $ltagtype, $ltag, $opt, \"$p\") &&"
- } else {
- lappend l "\t\todr_explicit_tag (o, [lindex $tname 0],"
- lappend l "\t\t\t&(*p)->$p, $ltagtype, $ltag, $opt, \"$p\") &&"
- }
- set dec "\t[lindex $tname 1] *$p;"
- } elseif {![string compare $t SequenceOf] && [string length $uName] &&\
- (![string length $ltag] || $limplicit)} {
- set u [asnType $p]
-
- if {[llength $uName] < 2} {
- set uName [list num_$p $p]
- }
- if {[string length $ltag]} {
- if {!$limplicit} {
- asnError explicittag
- }
- lappend l "\t\todr_implicit_settag (o, $ltagtype, $ltag) &&"
- }
- switch -- $u {
- Simple {
- asnEnum $name j
- set tmpa "odr_sequence_of(o, (Odr_fun) [lindex $tname 0], &(*p)->$p,"
- set tmpb "&(*p)->[lindex $uName 0], \"$p\")"
- lappend j "\tint [lindex $uName 0];"
- set dec "\t[lindex $tname 1] **[lindex $uName 1];"
- }
- default {
- set subName [mapName ${name}_$level]
- asnSub $subName $u {} {} 0 {}
-
- set tmpa "odr_sequence_of(o, (Odr_fun) $inf(fprefix)$subName, &(*p)->$p,"
- set tmpb "&(*p)->[lindex $uName 0], \"$p\")"
- lappend j "\tint [lindex $uName 0];"
- set dec "\t$inf(vprefix)$subName **[lindex $uName 1];"
- incr level
- }
- }
- set opt [asnOptional]
- if {$opt} {
- lappend l "\t\t($tmpa"
- lappend l "\t\t $tmpb || odr_ok(o)) &&"
- } else {
- lappend l "\t\t$tmpa"
- lappend l "\t\t $tmpb &&"
- }
- } elseif {!$nchoice && ![string compare $t Choice] && \
- [string length $uName]} {
- if {[llength $uName] < 3} {
- set uName [list which u $name]
- incr nchoice
- }
- lappend j "\tint [lindex $uName 0];"
- lappend j "\tunion \{"
- lappend v "\tstatic Odr_arm arm\[\] = \{"
- asnArm $name [lindex $uName 2] v j
- lappend v "\t\};"
- set dec "\t\} [lindex $uName 1];"
- set opt [asnOptional]
- set oa {}
- set ob {}
- if {[string length $ltag]} {
- if {$limplicit} {
- lappend l "\t\todr_implicit_settag (o, $ltagtype, $ltag) &&"
- if {$opt} {
- asnWarning "optional handling missing in CHOICE in SEQUENCE"
- asnWarning " set unionmap($inf(module),$name,$p) to {}"
- }
- } else {
- if {$opt} {
- set la "(("
- } else {
- set la ""
- }
- lappend l "\t\t${la}odr_constructed_begin (o, &(*p)->[lindex $uName 1], $ltagtype, $ltag, \"$p\") &&"
- }
- } else {
- if {$opt} {
- set oa "("
- set ob " || odr_ok(o))"
- }
- }
- lappend l "\t\t${oa}odr_choice (o, arm, &(*p)->[lindex $uName 1], &(*p)->[lindex $uName 0], 0)${ob} &&"
- if {[string length $ltag]} {
- if {!$limplicit} {
- if {$opt} {
- set lb ") || odr_ok(o))"
- } else {
- set lb ""
- }
- lappend l "\t\todr_constructed_end (o)${lb} &&"
- }
- }
- } else {
- set subName [mapName ${name}_$level]
- asnSub $subName $t {} {} 0 {}
- set opt [asnOptional]
- if {![string length $ltag]} {
- lappend l "\t\t$inf(fprefix)${subName} (o, &(*p)->$p, $opt, \"$p\") &&"
- } elseif {$limplicit} {
- lappend l "\t\todr_implicit_tag (o, $inf(fprefix)${subName},"
- lappend l "\t\t\t&(*p)->$p, $ltagtype, $ltag, $opt, \"$p\") &&"
- } else {
- lappend l "\t\todr_explicit_tag (o, $inf(fprefix)${subName},"
- lappend l "\t\t\t&(*p)->$p, $ltagtype, $ltag, $opt, \"$p\") &&"
- }
- set dec "\t$inf(vprefix)${subName} *$p;"
- incr level
- }
- if {$opt} {
- lappend j "$dec /* OPT */"
- } else {
- lappend j $dec
- }
- if {[string compare $type ,]} break
- }
- lappend j "\}"
- if {[string length $tag] && !$implicit} {
- lappend l "\t\todr_sequence_end (o) &&"
- lappend l "\t\todr_constructed_end (o);"
- } else {
- lappend l "\t\todr_sequence_end (o);"
- }
- if {[string compare $type \}]} {
- asnError "Missing \} got $type '$val'"
- }
- lex
- if {[info exists v]} {
- set l [concat $v $l]
- }
- return [list [join $l \n] [join $j \n]]
-}
-
-# asnOf: parses "SEQUENCE/SET OF type" and generates C code.
-# On entry,
-# $name is the type we are defining
-# $tag tag
-# $implicit
-# Returns,
-# {c-code, h-code}
-proc asnOf {name tag implicit tagtype isset} {
- global inf
-
- if {$isset} {
- set func odr_set_of
- } else {
- set func odr_sequence_of
- }
-
- if {[info exists inf(unionmap,$inf(module),$name)]} {
- set numName $inf(unionmap,$inf(module),$name)
- } else {
- set numName {num elements}
- }
-
- lappend j "struct $inf(vprefix)$name \{"
- lappend j "\tint [lindex $numName 0];"
-
- lappend l "\tif (!odr_initmember (o, p, sizeof(**p)))"
- lappend l "\t\treturn odr_missing(o, opt, name);"
- if {[string length $tag]} {
- if {$implicit} {
- lappend l "\todr_implicit_settag (o, $tagtype, $tag);"
- } else {
- asnWarning "Constructed SEQUENCE/SET OF not handled"
- }
- }
- set t [asnType $name]
- switch -- $t {
- Simple {
- asnEnum $name j
- lappend l "\tif ($func (o, (Odr_fun) [lindex $tname 0], &(*p)->[lindex $numName 1],"
- lappend l "\t\t&(*p)->[lindex $numName 0], name))"
- lappend j "\t[lindex $tname 1] **[lindex $numName 1];"
- }
- default {
- set subName [mapName ${name}_s]
- lappend l "\tif ($func (o, (Odr_fun) $inf(fprefix)$subName, &(*p)->[lindex $numName 1],"
- lappend l "\t\t&(*p)->[lindex $numName 0], name))"
- lappend j "\t$inf(vprefix)$subName **[lindex $numName 1];"
- asnSub $subName $t {} {} 0 {}
- }
- }
- lappend j "\}"
- lappend l "\t\treturn 1;"
- lappend l "\t*p = 0;"
- lappend l "\treturn odr_missing(o, opt, name);"
- return [list [join $l \n] [join $j \n]]
-}
-
-# asnArm: parses c-list in choice
-proc asnArm {name defname lx jx} {
- global type val inf
-
- upvar $lx l
- upvar $jx j
- while {1} {
- set pq [asnName $name]
- set p [lindex $pq 0]
- set q [lindex $pq 1]
- if {![string length $q]} {
- set q $p
- set p ${defname}_$p
- }
- asnMod ltag limplicit ltagtype
- set t [asnType $q]
-
- lappend enums "$inf(dprefix)$p"
- if {![string compare $t Simple]} {
- asnEnum $name j
- if {![string length $ltag]} {
- lappend l "\t\t\{-1, -1, -1, $inf(dprefix)$p,"
- lappend l "\t\t (Odr_fun) [lindex $tname 0], \"$q\"\},"
- } elseif {$limplicit} {
- lappend l "\t\t\{ODR_IMPLICIT, $ltagtype, $ltag, $inf(dprefix)$p,"
- lappend l "\t\t(Odr_fun) [lindex $tname 0], \"$q\"\},"
- } else {
- lappend l "\t\t\{ODR_EXPLICIT, $ltagtype, $ltag, $inf(dprefix)$p,"
- lappend l "\t\t(Odr_fun) [lindex $tname 0], \"$q\"\},"
- }
- lappend j "\t\t[lindex $tname 1] *$q;"
- } else {
- set subName [mapName ${name}_$q]
- if {![string compare $inf(dprefix)${name}_$q \
- $inf(vprefix)$subName]} {
- set po [string toupper [string index $q 0]][string \
- range $q 1 end]
- set subName [mapName ${name}${po}]
- }
- asnSub $subName $t $tname {} 0 {}
- if {![string length $ltag]} {
- lappend l "\t\t\{-1, -1, -1, $inf(dprefix)$p,"
- lappend l "\t\t (Odr_fun) $inf(fprefix)$subName, \"$q\"\},"
- } elseif {$limplicit} {
- lappend l "\t\t\{ODR_IMPLICIT, $ltagtype, $ltag, $inf(dprefix)$p,"
- lappend l "\t\t(Odr_fun) $inf(fprefix)$subName, \"$q\"\},"
- } else {
- lappend l "\t\t\{ODR_EXPLICIT, $ltagtype, $ltag, $inf(dprefix)$p,"
- lappend l "\t\t(Odr_fun) $inf(fprefix)$subName, \"$q\"\},"
- }
- lappend j "\t\t$inf(vprefix)$subName *$q;"
- }
- if {[string compare $type ,]} break
- }
- if {[string compare $type \}]} {
- asnError "Missing \} got $type '$val'"
- }
- lex
- set level 1
- foreach e $enums {
- lappend j "#define $e $level"
- incr level
- }
- lappend l "\t\t\{-1, -1, -1, -1, (Odr_fun) 0, 0\}"
-}
-
-# asnChoice: parses "CHOICE {c-list}" and generates C code.
-# On entry,
-# $name is the type we are defining
-# $tag tag
-# $implicit
-# Returns,
-# {c-code, h-code}
-proc asnChoice {name tag implicit tagtype} {
- global type val inf
-
- if {[info exists inf(unionmap,$inf(module),$name)]} {
- set uName $inf(unionmap,$inf(module),$name)
- } else {
- set uName [list which u $name]
- }
-
- lappend j "struct $inf(vprefix)$name \{"
- lappend j "\tint [lindex $uName 0];"
- lappend j "\tunion \{"
- lappend l "\tstatic Odr_arm arm\[\] = \{"
- asnArm $name [lindex $uName 2] l j
- lappend j "\t\} [lindex $uName 1];"
- lappend j "\}"
- lappend l "\t\};"
- if {![string length $tag]} {
- lappend l "\tif (!odr_initmember(o, p, sizeof(**p)))"
- lappend l "\t\treturn odr_missing(o, opt, name);"
- lappend l "\tif (odr_choice(o, arm, &(*p)->[lindex $uName 1], &(*p)->[lindex $uName 0], name))"
- } elseif {$implicit} {
- lappend l "\tif (!odr_initmember(o, p, sizeof(**p)))"
- lappend l "\t\treturn odr_missing(o, opt, name);"
- lappend l "\todr_implicit_settag(o, $tagtype, $tag);"
- lappend l "\tif (odr_choice(o, arm, &(*p)->[lindex $uName 1], &(*p)->[lindex $uName 0], name))"
- } else {
- lappend l "\tif (!*p && o->direction != ODR_DECODE)"
- lappend l "\t\treturn opt;"
- lappend l "\tif (!odr_constructed_begin(o, p, $tagtype, $tag, 0))"
- lappend l "\t\treturn odr_missing(o, opt, name);"
- lappend l "\tif (!odr_initmember(o, p, sizeof(**p)))"
- lappend l "\t\treturn odr_missing(o, opt, name);"
- lappend l "\tif (odr_choice(o, arm, &(*p)->[lindex $uName 1], &(*p)->[lindex $uName 0], name) &&"
- lappend l "\t\todr_constructed_end(o))"
- }
- lappend l "\t\treturn 1;"
- lappend l "\t*p = 0;"
- lappend l "\treturn odr_missing(o, opt, name);"
- return [list [join $l \n] [join $j \n]]
-}
-
-# asnImports: parses i-list in "IMPORTS {i-list}"
-# On return inf(import,..)-array is updated.
-# inf(import,"module") is a list of {C-handler, C-type} elements.
-# The {C-handler, C-type} is compatible with the $tname as is used by the
-# asnType procedure to solve external references.
-proc asnImports {} {
- global type val inf file
-
- while {1} {
- if {[string compare $type n]} {
- asnError "Missing name in IMPORTS list"
- }
- lappend nam $val
- lex
- if {![string compare $type n] && ![string compare $val FROM]} {
- lex
-
- if {[info exists inf(filename,$val)]} {
- set fname $inf(filename,$val)
- } else {
- set fname $val
- }
- puts $file(outh) "\#include <$inf(h-dir)${fname}.h>"
-
- if {[info exists inf(prefix,$val)]} {
- set prefix $inf(prefix,$val)
- } else {
- set prefix $inf(prefix)
- }
- foreach n $nam {
- if {[info exists inf(map,$val,$n)]} {
- set v $inf(map,$val,$n)
- } else {
- set v $n
- }
- set w [join [split $v -] _]
- set inf(imports,$n) [list [lindex $prefix 0]$w \
- [lindex $prefix 1]$w]
- }
- unset nam
- lex
- if {[string compare $type n]} break
- } elseif {![string compare $type ,]} {
- lex
- } else break
- }
- if {[string compare $type \;]} {
- asnError "Missing ; after IMPORTS list - got $type '$val'"
- }
- lex
-}
-
-# asnExports: parses e-list in "EXPORTS {e-list}"
-# This function does nothing with elements in the list.
-proc asnExports {} {
- global type val inf
-
- while {1} {
- if {[string compare $type n]} {
- asnError "Missing name in EXPORTS list"
- }
- set inf(exports,$val) 1
- lex
- if {[string compare $type ,]} break
- lex
- }
- if {[string compare $type \;]} {
- asnError "Missing ; after EXPORTS list - got $type ($val)"
- }
- lex
-}
-
-# asnModuleBody: parses a module specification and generates C code.
-# Exports lists, imports lists, and type definitions are handled;
-# other things are silently ignored.
-proc asnModuleBody {} {
- global type val file inf
-
- if {[info exists inf(prefix,$inf(module))]} {
- set prefix $inf(prefix,$inf(module))
- } else {
- set prefix $inf(prefix)
- }
- set inf(fprefix) [lindex $prefix 0]
- set inf(vprefix) [lindex $prefix 1]
- set inf(dprefix) [lindex $prefix 2]
- if {[llength $prefix] > 3} {
- set inf(cprefix) [lindex $prefix 3]
- } else {
- set inf(cprefix) {YAZ_EXPORT }
- }
-
- if {$inf(verbose)} {
- puts "Module $inf(module), $inf(lineno)"
- }
-
- set defblock 0
- if {[info exists inf(init,$inf(module),c)]} {
- puts $file(outc) $inf(init,$inf(module),c)
- }
- if {[info exists inf(init,$inf(module),h)]} {
- puts $file(outh) "\#ifdef __cplusplus"
- puts $file(outh) "extern \"C\" \{"
- puts $file(outh) "\#endif"
- set defblock 1
- puts $file(outh) $inf(init,$inf(module),h)
- }
- if {[info exists inf(init,$inf(module),p)]} {
- puts $file(outp) $inf(init,$inf(module),p)
- }
-
- while {[string length $type]} {
- if {[string compare $type n]} {
- lex
- continue
- }
- if {![string compare $val END]} {
- break
- } elseif {![string compare $val EXPORTS]} {
- lex
- asnExports
- } elseif {![string compare $val IMPORTS]} {
- if {$defblock} {
- puts $file(outh) "\#ifdef __cplusplus"
- puts $file(outh) "\}"
- puts $file(outh) "\#endif"
- set defblock 0
- }
- lex
- asnImports
- } else {
- if {!$defblock} {
- puts $file(outh) "\#ifdef __cplusplus"
- puts $file(outh) "extern \"C\" \{"
- puts $file(outh) "\#endif"
- set defblock 1
- }
- set inf(asndef) $inf(nodef)
- set oval $val
- lex
- if {![string compare $type :]} {
- lex
- asnDef $oval
- set inf(asndef) 0
- } elseif {![string compare $type n]} {
- lex
- if {[string length $type]} {
- lex
- }
- }
- }
- }
- if {$defblock} {
- puts $file(outh) "\#ifdef __cplusplus"
- puts $file(outh) "\}"
- puts $file(outh) "\#endif"
- set defblock 0
- }
- foreach x [array names inf imports,*] {
- unset inf($x)
- }
-}
-
-# asnTagDefault: parses TagDefault section
-proc asnTagDefault {} {
- global type val inf file
-
- set inf(implicit-tags) 0
- while {[string length $type]} {
- if {[lex-name-move EXPLICIT]} {
- lex
- set inf(implicit-tags) 0
- } elseif {[lex-name-move IMPLICIT]} {
- lex
- set inf(implicit-tags) 1
- } else {
- break
- }
- }
-}
-
-# asnModules: parses a collection of module specifications.
-# Depending on the module pattern, $inf(moduleP), a module is either
-# skipped or processed.
-proc asnModules {} {
- global type val inf file yc_version
-
- set inf(nodef) 0
- set inf(asndef) 0
- lex
- while {![string compare $type n]} {
- set inf(module) $val
- if {[info exists inf(moduleP)] && ![string match $inf(moduleP) $val]} {
- if {$inf(verbose)} {
- puts "Skipping $id"
- }
- while {![lex-name-move END]} {
- lex
- }
- } else {
- set inf(nodef) 1
- set inf(asndef) 1
-
- while {![lex-name-move DEFINITIONS]} {
- lex
- if {![string length $type]} return
- }
- if {[info exists inf(filename,$inf(module))]} {
- set fname $inf(filename,$inf(module))
- } else {
- set fname $inf(module)
- }
- set ppname [join [split $fname -] _]
-
- if {![info exists inf(c-file)]} {
- set inf(c-file) ${fname}.c
- }
- set file(outc) [open $inf(c-file) w]
-
- if {![info exists inf(h-file)]} {
- set inf(h-file) ${fname}.h
- }
- set file(outh) [open $inf(h-path)/$inf(h-dir)$inf(h-file) w]
-
- if {0} {
- if {![info exists inf(p-file)]} {
- set inf(p-file) ${fname}-p.h
- }
- set file(outp) [open $inf(h-path)/$inf(h-dir)$inf(p-file) w]
- }
-
- set greeting {Generated automatically by the YAZ ASN.1 Compiler}
-
- puts $file(outc) "/* ${greeting} ${yc_version} */"
- puts $file(outc) "/* Module-C: $inf(module) */"
- puts $file(outc) {}
-
- puts $file(outh) "/* ${greeting} ${yc_version} */"
- puts $file(outh) "/* Module-H $inf(module) */"
- puts $file(outh) {}
-
- if {[info exists file(outp)]} {
- puts $file(outp) "/* ${greeting} ${yc_version} */"
- puts $file(outp) "/* Module-P: $inf(module) */"
- puts $file(outp) {}
- }
-
- if {[info exists inf(p-file)]} {
- puts $file(outc) "\#include <$inf(h-dir)$inf(p-file)>"
- } else {
- puts $file(outc) "\#include <$inf(h-dir)$inf(h-file)>"
- }
- puts $file(outh) "\#ifndef ${ppname}_H"
- puts $file(outh) "\#define ${ppname}_H"
- puts $file(outh) {}
- puts $file(outh) "\#include <yaz/odr.h>"
-
- if {[info exists file(outp)]} {
- puts $file(outp) "\#ifndef ${ppname}_P_H"
- puts $file(outp) "\#define ${ppname}_P_H"
- puts $file(outp) {}
- puts $file(outp) "\#include <$inf(h-dir)$inf(h-file)>"
-
- }
-
- asnTagDefault
- if {[string compare $type :]} {
- asnError "::= expected got $type '$val'"
- }
- lex
- if {![lex-name-move BEGIN]} {
- asnError "BEGIN expected"
- }
- asnModuleBody
- lex
-
- if {[info exists file(outp)]} {
- set f $file(outp)
- } else {
- set f $file(outh)
- }
- puts $f "\#ifdef __cplusplus"
- puts $f "extern \"C\" \{"
- puts $f "\#endif"
- for {set i 1} {$i < $inf(nodef)} {incr i} {
- puts $f $inf(var,$i)
- if {[info exists inf(asn,$i)]} {
- if {0} {
- puts $f "/*"
- foreach comment $inf(asn,$i) {
- puts $f $comment
- }
- puts $f " */"
- }
- unset inf(asn,$i)
- }
- unset inf(var,$i)
- puts $f {}
- }
- puts $f "\#ifdef __cplusplus"
- puts $f "\}"
- puts $f "\#endif"
-
- if {[info exists inf(body,$inf(module),h)]} {
- puts $file(outh) $inf(body,$inf(module),h)
- }
- if {[info exists inf(body,$inf(module),c)]} {
- puts $file(outc) $inf(body,$inf(module),c)
- }
- if {[info exists inf(body,$inf(module),p)]} {
- if {[info exists file(outp)]} {
- puts $file(outp) $inf(body,$inf(module),p)
- }
- }
- puts $file(outh) "\#endif"
- if {[info exists file(outp)]} {
- puts $file(outp) "\#endif"
- }
- foreach f [array names file] {
- close $file($f)
- }
- unset inf(c-file)
- unset inf(h-file)
- catch {unset inf(p-file)}
- }
- }
-}
-
-# asnFile: parses an ASN.1 specification file as specified in $inf(iname).
-proc asnFile {} {
- global inf file
-
- if {$inf(verbose) > 1} {
- puts "Reading ASN.1 file $inf(iname)"
- }
- set inf(str) {}
- set inf(lineno) 0
- set inf(inf) [open $inf(iname) r]
-
- asnModules
-
-}
-
-# The following procedures are invoked by the asnType function.
-# Each procedure takes the form: asnBasic<TYPE> and they must return
-# two elements: the C function handler and the C type.
-# On entry upvar $name is the type we are defining and global, $inf(module), is
-# the current module name.
-
-proc asnBasicEXTERNAL {} {
- return {odr_external {Odr_external}}
-}
-
-proc asnBasicINTEGER {} {
- return {odr_integer {int}}
-}
-
-proc asnBasicENUMERATED {} {
- return {odr_enum {int}}
-}
-
-proc asnBasicNULL {} {
- return {odr_null {Odr_null}}
-}
-
-proc asnBasicBOOLEAN {} {
- return {odr_bool {bool_t}}
-}
-
-proc asnBasicOCTET {} {
- global type val
- lex-name-move STRING
- return {odr_octetstring {Odr_oct}}
-}
-
-proc asnBasicBIT {} {
- global type val
- lex-name-move STRING
- return {odr_bitstring {Odr_bitmask}}
-}
-
-proc asnBasicOBJECT {} {
- global type val
- lex-name-move IDENTIFIER
- return {odr_oid {Odr_oid}}
-}
-
-proc asnBasicGeneralString {} {
- return {odr_generalstring char}
-}
-
-proc asnBasicVisibleString {} {
- return {odr_visiblestring char}
-}
-
-proc asnBasicGeneralizedTime {} {
- return {odr_generalizedtime char}
-}
-
-proc asnBasicANY {} {
- upvar name name
- global inf
- return [list $inf(fprefix)ANY_$name void]
-}
-
-# userDef: reads user definitions file $name
-proc userDef {name} {
- global inf
-
- if {$inf(verbose) > 1} {
- puts "Reading definitions file $name"
- }
- source $name
-
- if {[info exists default-prefix]} {
- set inf(prefix) ${default-prefix}
- }
- if {[info exists h-path]} {
- set inf(h-path) ${h-path}
- }
- foreach m [array names prefix] {
- set inf(prefix,$m) $prefix($m)
- }
- foreach m [array names body] {
- set inf(body,$m) $body($m)
- }
- foreach m [array names init] {
- set inf(init,$m) $init($m)
- }
- foreach m [array names filename] {
- set inf(filename,$m) $filename($m)
- }
- foreach m [array names map] {
- set inf(map,$m) $map($m)
- }
- foreach m [array names membermap] {
- set inf(membermap,$m) $membermap($m)
- }
- foreach m [array names unionmap] {
- set inf(unionmap,$m) $unionmap($m)
- }
-}
-
-set inf(verbose) 0
-set inf(prefix) {yc_ Yc_ YC_}
-set inf(h-path) .
-set inf(h-dir) ""
-
-# Parse command line
-set l [llength $argv]
-set i 0
-while {$i < $l} {
- set arg [lindex $argv $i]
- switch -glob -- $arg {
- -v {
- incr inf(verbose)
- }
- -c {
- set p [string range $arg 2 end]
- if {![string length $p]} {
- set p [lindex $argv [incr i]]
- }
- set inf(c-file) $p
- }
- -I* {
- set p [string range $arg 2 end]
- if {![string length $p]} {
- set p [lindex $argv [incr i]]
- }
- set inf(h-path) $p
- }
- -i* {
- set p [string range $arg 2 end]
- if {![string length $p]} {
- set p [lindex $argv [incr i]]
- }
- set inf(h-dir) [string trim $p \\/]/
- }
- -h* {
- set p [string range $arg 2 end]
- if {![string length $p]} {
- set p [lindex $argv [incr i]]
- }
- set inf(h-file) $p
- }
- -p* {
- set p [string range $arg 2 end]
- if {![string length $p]} {
- set p [lindex $argv [incr i]]
- }
- set inf(p-file) $p
- }
- -d* {
- set p [string range $arg 2 end]
- if {![string length $p]} {
- set p [lindex $argv [incr i]]
- }
- userDef $p
- }
- -m* {
- set p [string range $arg 2 end]
- if {![string length $p]} {
- set p [lindex $argv [incr i]]
- }
- set inf(moduleP) $p
- }
- -x* {
- set p [string range $arg 2 end]
- if {![string length $p]} {
- set p [lindex $argv [incr i]]
- }
- if {[llength $p] == 1} {
- set inf(prefix) [list [string tolower $p] \
- [string toupper $p] [string toupper $p]]
- } elseif {[llength $p] == 3} {
- set inf(prefix) $p
- } else {
- puts [llength $p]
- exit 1
- }
- }
- default {
- set inf(iname) $arg
- }
- }
- incr i
-}
-
-if {![info exists inf(iname)]} {
- puts "YAZ ASN.1 Compiler ${yc_version}"
- puts -nonewline "Usage: ${argv0}"
- puts { [-v] [-c cfile] [-h hfile] [-p hfile] [-d dfile] [-I path]}
- puts { [-x prefix] [-m module] file}
- exit 1
-}
-
-asnFile
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