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fixed indexing bug; also rearranging and made more comments 

git-svn-id: https://asn1c.svn.sourceforge.net/svnroot/asn1c/trunk@464 59561ff5-6e30-0410-9f3c-9617f08c8826
This commit is contained in:
vlm 2004-10-02 11:37:38 +00:00
parent c35d34ac39
commit 51283298ef
1 changed files with 17 additions and 10 deletions
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27
skeletons/UTF8String.c
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@ -32,13 +32,20 @@ asn_TYPE_descriptor_t asn_DEF_UTF8String = {
0 /* No specifics */
};
static int _UTF8String_h1[16] = {
1, 1, 1, 1, 1, 1, 1, 1, /* 0x0 ... 0x7 */
0, 0, 0, 0, 2, 2, 3, -1
};
static int _UTF8String_h2[16] = {
4, 4, 4, 4, 4, 4, 4, 4, /* 0xF0 .. 0xF7 */
5, 5, 5, 5, 6, 6, -1, -1
/*
* This is the table of length expectations.
* The second half of this table is only applicable to the long sequentes.
*/
static int UTF8String_ht[2][16] = {
{ /* 0x0 ... 0x7 */
/* 0000..0111 */
1, 1, 1, 1, 1, 1, 1, 1,
/* 1000..1011(0), 1100..1101(2), 1110(3), 1111(-1) */
0, 0, 0, 0, 2, 2, 3, -1 },
{ /* 0xF0 .. 0xF7 */
/* 11110000..11110111 */
4, 4, 4, 4, 4, 4, 4, 4,
5, 5, 5, 5, 6, 6, -1, -1 }
};
int
@ -63,7 +70,7 @@ UTF8String_length(const UTF8String_t *st, const char *opt_type_name,
for(want = 0; buf < end; buf++) {
uint8_t ch = *buf;
int w = _UTF8String_h1[ch >> 4];
int w = UTF8String_ht[0][ch >> 4];
if(want) { /* Continuation expected */
if(w) {
_ASN_ERRLOG(app_errlog, app_key,
@ -78,11 +85,11 @@ UTF8String_length(const UTF8String_t *st, const char *opt_type_name,
} else {
switch(w) {
case -1: /* Long UTF-8 */
w = _UTF8String_h2[ch & 0xF0];
w = UTF8String_ht[1][ch & 0x0F];
if(w != -1)
break;
/* Fall through */
case 0:
case 0: /* But we should want something! */
_ASN_ERRLOG(app_errlog, app_key,
"%s: UTF-8 expectation"
"failed at byte %d (%s:%d)",