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Extract packbits into separate repository

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This commit is contained in:
Dietrich Epp 2021-12-14 12:23:14 -05:00
parent f39ab85222
commit d77ccf009e
4 changed files with 26 additions and 60 deletions
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5
gen/go.mod
View File

@ -2,4 +2,7 @@ module moria.us/macroman
go 1.16
require golang.org/x/text v0.3.5
require (
github.com/depp/packbits v1.0.0
golang.org/x/text v0.3.5
)

2
gen/go.sum
View File

@ -1,3 +1,5 @@
github.com/depp/packbits v1.0.0 h1:KqnhCkzI5WbWuwKsAgPI/JLF11mBXBEvYADiwKZMXi0=
github.com/depp/packbits v1.0.0/go.mod h1:wDV3NXiMB4a+KztSJ93UMH9cBKj5cEGooAbgRXTpQ78=
golang.org/x/text v0.3.5 h1:i6eZZ+zk0SOf0xgBpEpPD18qWcJda6q1sxt3S0kzyUQ=
golang.org/x/text v0.3.5/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=

43
gen/macroman.go
View File

@ -6,6 +6,7 @@ import (
"os"
"strconv"
"github.com/depp/packbits"
"golang.org/x/text/unicode/norm"
)
@ -150,45 +151,6 @@ func tableToBytes(t []uint16) []byte {
return b
}
func getRun(bytes []byte) (repeat bool, run []byte) {
if len(bytes) == 0 {
return
}
ref := bytes[0]
n := 1
for n < len(bytes) && bytes[n] == ref {
n++
}
if n >= 2 {
return true, bytes[:n]
}
for i, b := range bytes[1:] {
if b == ref {
return false, bytes[:i]
}
ref = b
}
return false, bytes
}
func packBits(bytes []byte) []byte {
var result []byte
for len(bytes) > 0 {
repeat, run := getRun(bytes)
if len(run) > 128 {
run = run[:128]
}
if repeat {
result = append(result, byte(1-len(run)), run[0])
} else {
result = append(result, byte(len(run)-1))
result = append(result, run...)
}
bytes = bytes[len(run):]
}
return result
}
func printTable(table []uint16) error {
if _, err := fmt.Print("static const unsigned short kFromUnixTable[] = {"); err != nil {
return err
@ -249,8 +211,7 @@ func main() {
dumpTransitions(table)
}
bytes := tableToBytes(table)
// printTable(table)
bits := packBits(bytes)
bits := packbits.Pack(bytes)
if err := printData(os.Stdout, len(bytes), bits); err != nil {
fmt.Fprintln(os.Stderr, "Error:", err)
os.Exit(1)

36
mac_from_unix_data.h
View File

@ -31,22 +31,22 @@ static const unsigned char kFromUnixData[1256] = {
153,0,4,157,0,156,0,158,246,0,0,159,129,0,129,0,129,0,129,0,129,0,251,0,0,34,
129,0,129,0,137,0,0,216,129,0,129,0,129,0,129,0,210,0,6,202,0,193,0,162,0,163,
254,0,0,180,254,0,10,164,0,172,0,169,0,187,0,199,0,194,254,0,6,168,0,248,0,161,
0,177,252,0,8,171,0,181,0,166,0,225,0,252,254,0,2,188,0,200,250,0,0,192,129,0,
129,0,129,0,31,0,203,0,231,0,229,0,204,0,128,0,129,0,174,0,130,0,233,0,131,0,
230,0,232,0,237,0,234,0,235,0,236,254,0,10,132,0,241,0,238,0,239,0,205,0,133,
254,0,8,175,0,244,0,242,0,243,0,134,252,0,32,167,0,136,0,135,0,137,0,139,0,138,
0,140,0,190,0,141,0,143,0,142,0,144,0,145,0,147,0,146,0,148,0,149,254,0,22,150,
0,152,0,151,0,153,0,155,0,154,0,214,0,191,0,157,0,156,0,158,0,159,252,0,0,216,
129,0,129,0,129,0,158,0,0,245,129,0,129,0,129,0,192,0,2,206,0,207,184,0,0,217,
129,0,129,0,129,0,206,0,0,196,129,0,129,0,129,0,154,0,2,246,0,255,224,0,10,249,
0,250,0,251,0,254,0,247,0,253,129,0,129,0,129,0,129,0,234,0,0,189,129,0,129,0,
129,0,212,0,0,185,129,0,129,0,129,0,131,0,4,44,0,45,0,46,254,0,0,47,250,0,2,48,
0,49,230,0,0,50,129,0,129,0,129,0,137,0,2,208,0,209,250,0,4,212,0,213,0,226,254,
0,4,210,0,211,0,227,254,0,4,160,0,224,0,165,250,0,0,201,238,0,0,228,240,0,2,220,
0,221,129,0,129,0,129,0,238,0,0,218,129,0,129,0,129,0,129,0,178,0,0,219,129,0,
129,0,129,0,150,0,0,170,129,0,129,0,129,0,194,0,0,182,250,0,0,198,240,0,0,184,
254,0,0,183,240,0,0,195,250,0,0,176,232,0,0,186,129,0,129,0,129,0,200,0,0,197,
210,0,0,173,250,0,2,178,0,179,129,0,129,0,129,0,184,0,0,215,129,0,129,0,129,0,
129,0,209,0,0,52,240,0,0,53,129,0,129,0,129,0,129,0,219,0,0,240,129,0,129,0,129,
0,254,0,2,222,0,223,129,0,135,0,
0,177,252,0,8,171,0,181,0,166,0,225,0,252,254,0,2,188,0,200,250,0,1,192,0,129,0,
129,0,129,0,30,203,0,231,0,229,0,204,0,128,0,129,0,174,0,130,0,233,0,131,0,230,
0,232,0,237,0,234,0,235,0,236,254,0,10,132,0,241,0,238,0,239,0,205,0,133,254,0,
8,175,0,244,0,242,0,243,0,134,252,0,32,167,0,136,0,135,0,137,0,139,0,138,0,140,
0,190,0,141,0,143,0,142,0,144,0,145,0,147,0,146,0,148,0,149,254,0,22,150,0,152,
0,151,0,153,0,155,0,154,0,214,0,191,0,157,0,156,0,158,0,159,252,0,0,216,129,0,
129,0,129,0,158,0,0,245,129,0,129,0,129,0,192,0,2,206,0,207,184,0,0,217,129,0,
129,0,129,0,206,0,0,196,129,0,129,0,129,0,154,0,2,246,0,255,224,0,10,249,0,250,
0,251,0,254,0,247,0,253,129,0,129,0,129,0,129,0,234,0,0,189,129,0,129,0,129,0,
212,0,0,185,129,0,129,0,129,0,131,0,4,44,0,45,0,46,254,0,0,47,250,0,2,48,0,49,
230,0,0,50,129,0,129,0,129,0,137,0,2,208,0,209,250,0,4,212,0,213,0,226,254,0,4,
210,0,211,0,227,254,0,4,160,0,224,0,165,250,0,0,201,238,0,0,228,240,0,2,220,0,
221,129,0,129,0,129,0,238,0,0,218,129,0,129,0,129,0,129,0,178,0,0,219,129,0,129,
0,129,0,150,0,0,170,129,0,129,0,129,0,194,0,0,182,250,0,0,198,240,0,0,184,254,0,
0,183,240,0,0,195,250,0,0,176,232,0,0,186,129,0,129,0,129,0,200,0,0,197,210,0,0,
173,250,0,2,178,0,179,129,0,129,0,129,0,184,0,0,215,129,0,129,0,129,0,129,0,209,
0,0,52,240,0,0,53,129,0,129,0,129,0,129,0,219,0,0,240,129,0,129,0,129,0,254,0,2,
222,0,223,129,0,135,0,
};