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Bug 816082 - Part 3/4: replace non-7bit-alphabet chars with '*' when strict7BitEncoding is enabled. r=hsinyi

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This commit is contained in:
Vicamo Yang 2012-12-17 18:47:58 +08:00
parent 2a4f1210bf
commit 36a864dfd8
1 changed files with 29 additions and 5 deletions
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34
dom/system/gonk/RadioInterfaceLayer.js
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@ -2043,7 +2043,23 @@ RadioInterfaceLayer.prototype = {
septet = langShiftTable.indexOf(c);
if (septet < 0) {
return -1;
if (!strict7BitEncoding) {
return -1;
}
// Bug 816082, when strict7BitEncoding is enabled, we should replace
// characters that can't be encoded with GSM 7-Bit alphabets with '*'.
c = '*';
if (langTable.indexOf(c) >= 0) {
length++;
} else if (langShiftTable.indexOf(c) >= 0) {
length += 2;
} else {
// We can't even encode a '*' character with current configuration.
return -1;
}
continue;
}
// According to 3GPP TS 23.038 B.2, "This code represents a control
@ -2253,15 +2269,23 @@ RadioInterfaceLayer.prototype = {
inc = 1;
} else {
septet = langShiftTable.indexOf(c);
if (septet < 0) {
throw new Error("Given text cannot be encoded with GSM 7-bit Alphabet!");
}
if (septet == RIL.PDU_NL_RESERVED_CONTROL) {
continue;
}
inc = 2;
if (septet < 0) {
if (!strict7BitEncoding) {
throw new Error("Given text cannot be encoded with GSM 7-bit Alphabet!");
}
// Bug 816082, when strict7BitEncoding is enabled, we should replace
// characters that can't be encoded with GSM 7-Bit alphabets with '*'.
c = '*';
if (langTable.indexOf(c) >= 0) {
inc = 1;
}
}
}
if ((len + inc) > segmentSeptets) {