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[ox] Add support for unions to model and mc

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This commit is contained in:
Gary Talent
2020-04-13 02:28:38 -05:00
parent 82a07737ec
commit 1d07890668
14 changed files with 329 additions and 195 deletions
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55
deps/ox/src/ox/mc/write.cpp vendored
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@@ -14,83 +14,80 @@
namespace ox {
MetalClawWriter::MetalClawWriter(uint8_t *buff, std::size_t buffLen): m_fieldPresence(buff, buffLen) {
m_buff = buff;
m_buffLen = buffLen;
MetalClawWriter::MetalClawWriter(uint8_t *buff, std::size_t buffLen, int unionIdx) noexcept:
m_fieldPresence(buff, buffLen),
m_unionIdx(unionIdx),
m_buffLen(buffLen),
m_buff(buff) {
}
MetalClawWriter::~MetalClawWriter() noexcept {
oxAssert(m_field == m_fields, "MetalClawWriter: incorrect fields number given");
}
Error MetalClawWriter::field(const char*, int8_t *val) {
Error MetalClawWriter::field(const char*, int8_t *val) noexcept {
return appendInteger(*val);
}
Error MetalClawWriter::field(const char*, int16_t *val) {
Error MetalClawWriter::field(const char*, int16_t *val) noexcept {
return appendInteger(*val);
}
Error MetalClawWriter::field(const char*, int32_t *val) {
Error MetalClawWriter::field(const char*, int32_t *val) noexcept {
return appendInteger(*val);
}
Error MetalClawWriter::field(const char*, int64_t *val) {
Error MetalClawWriter::field(const char*, int64_t *val) noexcept {
return appendInteger(*val);
}
Error MetalClawWriter::field(const char*, uint8_t *val) {
Error MetalClawWriter::field(const char*, uint8_t *val) noexcept {
return appendInteger(*val);
}
Error MetalClawWriter::field(const char*, uint16_t *val) {
Error MetalClawWriter::field(const char*, uint16_t *val) noexcept {
return appendInteger(*val);
}
Error MetalClawWriter::field(const char*, uint32_t *val) {
Error MetalClawWriter::field(const char*, uint32_t *val) noexcept {
return appendInteger(*val);
}
Error MetalClawWriter::field(const char*, uint64_t *val) {
Error MetalClawWriter::field(const char*, uint64_t *val) noexcept {
return appendInteger(*val);
}
Error MetalClawWriter::field(const char*, bool *val) {
return m_fieldPresence.set(m_field++, *val);
Error MetalClawWriter::field(const char*, bool *val) noexcept {
if (m_unionIdx == -1 || m_unionIdx == m_field) {
oxReturnError(m_fieldPresence.set(m_field, *val));
}
++m_field;
return OxError(0);
}
Error MetalClawWriter::field(const char*, SerStr val) {
auto err = OxError(0);
Error MetalClawWriter::field(const char*, SerStr val) noexcept {
bool fieldSet = false;
if (val.cap()) {
if (val.cap() && (m_unionIdx == -1 || m_unionIdx == m_field)) {
// write the length
const auto strLen = mc::encodeInteger(val.len());
if (m_buffIt + strLen.length + val.len() < m_buffLen) {
ox_memcpy(&m_buff[m_buffIt], strLen.data, strLen.length);
m_buffIt += strLen.length;
// write the string
ox_memcpy(&m_buff[m_buffIt], val.c_str(), val.len());
m_buffIt += val.len();
fieldSet = true;
} else {
err = OxError(MC_BUFFENDED);
return OxError(MC_BUFFENDED);
}
}
err |= m_fieldPresence.set(m_field, fieldSet);
m_field++;
return err;
oxReturnError(m_fieldPresence.set(m_field, fieldSet));
++m_field;
return OxError(0);
}
void MetalClawWriter::setTypeInfo(const char*, int fields) {
m_fields = fields;
m_buffIt = (fields / 8 + 1) - (fields % 8 == 0);
m_fieldPresence.setFields(fields);
m_fieldPresence.setMaxLen(m_buffIt);
}
std::size_t MetalClawWriter::size() {
std::size_t MetalClawWriter::size() noexcept {
return m_buffIt;
}