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authorjan.nijtmans <nijtmans@users.sourceforge.net>2011-08-18 11:27:45 (GMT)
committerjan.nijtmans <nijtmans@users.sourceforge.net>2011-08-18 11:27:45 (GMT)
commit7146f318cfdc287a7b582b62a17240d5f219915d (patch)
tree9b71d25df49f9d777139e17a2179d177dcda49ab /tools
parent87eec7b8e8ba4d79a1348508f91bb0fab33fc6e4 (diff)
parent7566b1eb16a459b4da0ec48e3de2771b8184c909 (diff)
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[Bug 3393714] overflow in toupper delta
Diffstat (limited to 'tools')
-rw-r--r--tools/uniParse.tcl19
1 files changed, 14 insertions, 5 deletions
diff --git a/tools/uniParse.tcl b/tools/uniParse.tcl
index 99ecf40..3b0f965 100644
--- a/tools/uniParse.tcl
+++ b/tools/uniParse.tcl
@@ -179,7 +179,7 @@ proc uni::main {} {
buildTables $data
puts "X = [llength $pMap] Y= [llength $pages] A= [llength $groups]"
set size [expr {[llength $pMap] + [llength $pages]*(1<<$shift)}]
- puts "shift = 6, space = $size"
+ puts "shift = $shift, space = $size"
puts "title case count = $titleCount"
set f [open [file join [lindex $argv 1] tclUniData.c] w]
@@ -214,6 +214,9 @@ static const unsigned short pageMap\[\] = {"
set last [expr {[llength $pMap] - 1}]
for {set i 0} {$i <= $last} {incr i} {
append line [lindex $pMap $i]
+ if {[lindex $pMap $i] == 17} {
+ puts stdout [list ZZZZ: $i]
+ }
if {$i != $last} {
append line ", "
}
@@ -239,6 +242,9 @@ static const unsigned char groupMap\[\] = {"
set lastj [expr {[llength $page] - 1}]
for {set j 0} {$j <= $lastj} {incr j} {
append line [lindex $page $j]
+ if {[lindex $page $j] == 71} {
+ puts stdout [list YYYY: $i $j]
+ }
if {$j != $lastj || $i != $lasti} {
append line ", "
}
@@ -264,9 +270,9 @@ static const unsigned char groupMap\[\] = {"
* 101 = sub delta for upper, sub 1 for title
* 110 = sub delta for upper, add delta for lower
*
- * Bits 8-21 Reserved for future use.
+ * Bits 8-14 Reserved for future use.
*
- * Bits 22-31 Case delta: delta for case conversions. This should be the
+ * Bits 15-31 Case delta: delta for case conversions. This should be the
* highest field so we can easily sign extend.
*/
@@ -306,7 +312,10 @@ static const int groups\[\] = {"
set delta 0
}
- set val [expr {($delta << 22) | ($case << 5) | $type}]
+ set val [expr {($delta << 15) | ($case << 5) | $type}]
+ if {($val > 0x3fffffff) || ($val < -0x3fffffff)} {
+ puts stdout [list "XXXXXXXXXXX:" $i $delta $val]
+ }
append line [format "%d" $val]
if {$i != $last} {
@@ -368,7 +377,7 @@ enum {
#define GetCaseType(info) (((info) & 0xE0) >> 5)
#define GetCategory(info) ((info) & 0x1F)
-#define GetDelta(info) (((info) > 0) ? ((info) >> 22) : (~(~((info)) >> 22)))
+#define GetDelta(info) (((info) > 0) ? ((info) >> 15) : (~(~((info)) >> 15)))
/*
* This macro extracts the information about a character from the