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[Yunq] Factor out parsing most message fields to a shared method.

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This commit is contained in:
Drew Galbraith 2023-11-10 12:51:23 -08:00
parent 0dacbb87dc
commit 83dbd18cb4
4 changed files with 40 additions and 51 deletions
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43
yunq/message.cpp.jinja
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@ -30,39 +30,31 @@ void WriteHeader(glcr::ByteBuffer& bytes, uint64_t offset, uint32_t core_size, u
{%- for message in messages %}
void {{message.name}}::ParseFromBytes(const glcr::ByteBuffer& bytes, uint64_t offset) {
CheckHeader(bytes);
ParseFromBytesInternal(bytes, offset);
{%- for field in message.fields %}
{%- if field.type == Type.CAPABILITY %}
// Parse {{field.name}}.
{%- if not field.repeated %}
{%- if field.type == Type.U64 %}
set_{{field.name}}(bytes.At<uint64_t>(offset + header_size + (8 * {{loop.index0}})));
{%- elif field.type == Type.I64 %}
set_{{field.name}}(bytes.At<int64_t>(offset + header_size + (8 * {{loop.index0}})));
{%- elif field.type == Type.STRING %}
auto {{field.name}}_pointer = bytes.At<ExtPointer>(offset + header_size + (8 * {{loop.index0}}));
set_{{field.name}}(bytes.StringAt(offset + {{field.name}}_pointer.offset, {{field.name}}_pointer.length));
{%- elif field.type == Type.CAPABILITY %}
// FIXME: Implement in-buffer capabilities for inprocess serialization.
set_{{field.name}}(0);
{%- else %}
// TODO: Unimplemented parsing {{field.type}}
{%- endif %}
{%- else %}
auto {{field.name}}_pointer = bytes.At<ExtPointer>(offset + header_size + (8 * {{loop.index0}}));
{{field.name}}_.Resize({{field.name}}_pointer.length);
for (uint64_t i = offset + {{field.name}}_pointer.offset;
i < offset + {{field.name}}_pointer.offset + (sizeof({{field.cpp_type()}}) * {{field.name}}_pointer.length);
i += sizeof({{field.cpp_type()}})) {
{{field.name}}_.PushBack(bytes.At<{{field.cpp_type()}}>(i));
}
{% endif %}
{%- endfor %}
}
void {{message.name}}::ParseFromBytes(const glcr::ByteBuffer& bytes, uint64_t offset, const glcr::CapBuffer& caps) {
ParseFromBytesInternal(bytes, offset);
{%- for field in message.fields %}
{%- if field.type == Type.CAPABILITY %}
// Parse {{field.name}}.
uint64_t {{field.name}}_ptr = bytes.At<uint64_t>(offset + header_size + (8 * {{loop.index0}}));
set_{{field.name}}(caps.At({{field.name}}_ptr));
{%- endif %}
{%- endfor %}
}
void {{message.name}}::ParseFromBytesInternal(const glcr::ByteBuffer& bytes, uint64_t offset) {
CheckHeader(bytes);
{%- for field in message.fields %}
@ -77,9 +69,7 @@ void {{message.name}}::ParseFromBytes(const glcr::ByteBuffer& bytes, uint64_t of
set_{{field.name}}(bytes.StringAt(offset + {{field.name}}_pointer.offset, {{field.name}}_pointer.length));
{%- elif field.type == Type.CAPABILITY %}
uint64_t {{field.name}}_ptr = bytes.At<uint64_t>(offset + header_size + (8 * {{loop.index0}}));
set_{{field.name}}(caps.At({{field.name}}_ptr));
// Skip Cap.
{%- else %}
// TODO: Unimplemented parsing {{field.type}}
{%- endif %}
@ -94,6 +84,7 @@ void {{message.name}}::ParseFromBytes(const glcr::ByteBuffer& bytes, uint64_t of
}
{% endif %}
{%- endfor %}
}
uint64_t {{message.name}}::SerializeToBytes(glcr::ByteBuffer& bytes, uint64_t offset) const {