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[api] Implement zero-copy API for bluetooth_proxy writes (#10840)

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J. Nick Koston
2025-09-23 13:48:57 -05:00
committed by GitHub
parent a7ee7b962e
commit 2f8a4d0caa
10 changed files with 151 additions and 27 deletions
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7
esphome/components/api/api_options.proto
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@@ -32,6 +32,13 @@ extend google.protobuf.FieldOptions {
optional string fixed_array_size_define = 50010;
optional string fixed_array_with_length_define = 50011;
// pointer_to_buffer: Use pointer instead of array for fixed-size byte fields
// When set, the field will be declared as a pointer (const uint8_t *data)
// instead of an array (uint8_t data[N]). This allows zero-copy on decode
// by pointing directly to the protobuf buffer. The buffer must remain valid
// until the message is processed (which is guaranteed for stack-allocated messages).
optional bool pointer_to_buffer = 50012 [default=false];
// container_pointer: Zero-copy optimization for repeated fields.
//
// When container_pointer is set on a repeated field, the generated message will