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Added 16 bit string-encoding (#5540)

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CEisenhofer 2021-09-09 11:35:16 +02:00 • committed by GitHub
parent e70f501932
commit 47fdd6c060
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GPG key ID: 4AEE18F83AFDEB23
7 changed files with 74 additions and 35 deletions
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22
src/util/zstring.cpp
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@ -42,9 +42,7 @@ bool zstring::is_escape_char(char const *& s, unsigned& result) {
result = 16*result + d;
}
else if (*(s+3+i) == '}') {
if (result > 255 && !uses_unicode())
return false;
if (result > unicode_max_char())
if (result > max_char())
return false;
s += 4 + i;
return true;
@ -65,7 +63,7 @@ bool zstring::is_escape_char(char const *& s, unsigned& result) {
result = 16*result + d2;
result = 16*result + d3;
result = 16*result + d4;
if (result > unicode_max_char())
if (result > max_char())
return false;
s += 6;
return true;
@ -87,14 +85,22 @@ zstring::zstring(char const* s) {
SASSERT(well_formed());
}
bool zstring::uses_unicode() const {
return gparams::get_value("unicode") != "false";
string_encoding zstring::get_encoding() {
if (gparams::get_value("encoding") == "unicode") {
return unicode;
}
if (gparams::get_value("encoding") == "bmp") {
return bmp;
}
if (gparams::get_value("encoding") == "ascii") {
return ascii;
}
return unicode;
}
bool zstring::well_formed() const {
for (unsigned ch : m_buffer) {
if (ch > unicode_max_char()) {
if (ch > max_char()) {
IF_VERBOSE(0, verbose_stream() << "large character: " << ch << "\n";);
return false;
}