mirror/esphome
1
0
Fork 0
mirror of https://github.com/esphome/esphome.git synced 2026-02-18 15:35:59 -07:00
Code Issues Packages Projects Releases Wiki Activity

Merge branch 'api_avoid_copies' into integration

Browse Source
This commit is contained in:
J. Nick Koston
2025-12-30 10:50:32 -10:00
parent 80e03e3951 a42820dc26
commit ac673852bd
1 changed files with 8 additions and 4 deletions
Download Patch File Download Diff File Expand all files Collapse all files

12
esphome/components/api/api_connection.cpp
View File

@@ -1718,11 +1718,15 @@ void APIConnection::on_home_assistant_state_response(const HomeAssistantStateRes
// Create null-terminated state for callback (parse_number needs null-termination)
// HA state max length is 255, so 256 byte buffer covers all cases
char state_buf[256];
if (msg.state_len > 0) {
memcpy(state_buf, msg.state, msg.state_len);
size_t copy_len = msg.state_len;
if (copy_len >= sizeof(state_buf)) {
copy_len = sizeof(state_buf) - 1; // Truncate to leave space for null terminator
}
state_buf[msg.state_len] = '\0';
it.callback(StringRef(state_buf, msg.state_len));
if (copy_len > 0) {
memcpy(state_buf, msg.state, copy_len);
}
state_buf[copy_len] = '\0';
it.callback(StringRef(state_buf, copy_len));
}
}
#endif