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[Teton] Load a font file and write a character to the screen.

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This commit is contained in:
Drew Galbraith 2023-11-21 19:14:02 -08:00
parent 96063126cb
commit fe44804dd9
19 changed files with 412 additions and 17 deletions
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107
sys/yellowstone/lib/yellowstone/yellowstone.yunq.cpp
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@ -134,6 +134,113 @@ uint64_t Empty::SerializeToBytes(glcr::ByteBuffer& bytes, uint64_t offset, glcr:
return next_extension;
}
void GetEndpointRequest::ParseFromBytes(const glcr::ByteBuffer& bytes, uint64_t offset) {
ParseFromBytesInternal(bytes, offset);
}
void GetEndpointRequest::ParseFromBytes(const glcr::ByteBuffer& bytes, uint64_t offset, const glcr::CapBuffer& caps) {
ParseFromBytesInternal(bytes, offset);
}
void GetEndpointRequest::ParseFromBytesInternal(const glcr::ByteBuffer& bytes, uint64_t offset) {
CheckHeader(bytes);
// Parse endpoint_name.
auto endpoint_name_pointer = bytes.At<ExtPointer>(offset + header_size + (8 * 0));
set_endpoint_name(bytes.StringAt(offset + endpoint_name_pointer.offset, endpoint_name_pointer.length));
}
uint64_t GetEndpointRequest::SerializeToBytes(glcr::ByteBuffer& bytes, uint64_t offset) const {
uint32_t next_extension = header_size + 8 * 1;
const uint32_t core_size = next_extension;
// Write endpoint_name.
ExtPointer endpoint_name_ptr{
.offset = next_extension,
// FIXME: Check downcast of str length.
.length = (uint32_t)endpoint_name().length(),
};
bytes.WriteStringAt(offset + next_extension, endpoint_name());
next_extension += endpoint_name_ptr.length;
bytes.WriteAt<ExtPointer>(offset + header_size + (8 * 0), endpoint_name_ptr);
// The next extension pointer is the length of the message.
WriteHeader(bytes, offset, core_size, next_extension);
return next_extension;
}
uint64_t GetEndpointRequest::SerializeToBytes(glcr::ByteBuffer& bytes, uint64_t offset, glcr::CapBuffer& caps) const {
uint32_t next_extension = header_size + 8 * 1;
const uint32_t core_size = next_extension;
uint64_t next_cap = 0;
// Write endpoint_name.
ExtPointer endpoint_name_ptr{
.offset = next_extension,
// FIXME: Check downcast of str length.
.length = (uint32_t)endpoint_name().length(),
};
bytes.WriteStringAt(offset + next_extension, endpoint_name());
next_extension += endpoint_name_ptr.length;
bytes.WriteAt<ExtPointer>(offset + header_size + (8 * 0), endpoint_name_ptr);
// The next extension pointer is the length of the message.
WriteHeader(bytes, offset, core_size, next_extension);
return next_extension;
}
void Endpoint::ParseFromBytes(const glcr::ByteBuffer& bytes, uint64_t offset) {
ParseFromBytesInternal(bytes, offset);
// Parse endpoint.
// FIXME: Implement in-buffer capabilities for inprocess serialization.
set_endpoint(0);
}
void Endpoint::ParseFromBytes(const glcr::ByteBuffer& bytes, uint64_t offset, const glcr::CapBuffer& caps) {
ParseFromBytesInternal(bytes, offset);
// Parse endpoint.
uint64_t endpoint_ptr = bytes.At<uint64_t>(offset + header_size + (8 * 0));
set_endpoint(caps.At(endpoint_ptr));
}
void Endpoint::ParseFromBytesInternal(const glcr::ByteBuffer& bytes, uint64_t offset) {
CheckHeader(bytes);
// Parse endpoint.
// Skip Cap.
}
uint64_t Endpoint::SerializeToBytes(glcr::ByteBuffer& bytes, uint64_t offset) const {
uint32_t next_extension = header_size + 8 * 1;
const uint32_t core_size = next_extension;
// Write endpoint.
// FIXME: Implement inbuffer capabilities.
bytes.WriteAt<uint64_t>(offset + header_size + (8 * 0), 0);
// The next extension pointer is the length of the message.
WriteHeader(bytes, offset, core_size, next_extension);
return next_extension;
}
uint64_t Endpoint::SerializeToBytes(glcr::ByteBuffer& bytes, uint64_t offset, glcr::CapBuffer& caps) const {
uint32_t next_extension = header_size + 8 * 1;
const uint32_t core_size = next_extension;
uint64_t next_cap = 0;
// Write endpoint.
caps.WriteAt(next_cap, endpoint());
bytes.WriteAt<uint64_t>(offset + header_size + (8 * 0), next_cap++);
// The next extension pointer is the length of the message.
WriteHeader(bytes, offset, core_size, next_extension);
return next_extension;
}
void AhciInfo::ParseFromBytes(const glcr::ByteBuffer& bytes, uint64_t offset) {
ParseFromBytesInternal(bytes, offset);
// Parse ahci_region.