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Move grow path to helpers.cpp as non-template function

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Since Callback is trivially copyable regardless of signature,
the grow logic is type-independent. Move it to a concrete
function in helpers.cpp using void*/memcpy, eliminating the
template definition from the header entirely.
This commit is contained in:
J. Nick Koston
2026-03-27 15:52:33 -10:00
parent 29b5b3eba1
commit 1bdf6402a2
2 changed files with 18 additions and 15 deletions
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esphome/core/helpers.cpp
+12
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@@ -22,6 +22,18 @@ namespace esphome {
static const char *const TAG = "helpers";
__attribute__((noinline, cold)) void *callback_manager_grow(void *data, uint16_t size, uint16_t &capacity,
size_t elem_size) {
uint16_t new_cap = size + 1;
auto *new_data = ::operator new(new_cap *elem_size);
if (data) {
__builtin_memcpy(new_data, data, size * elem_size);
::operator delete(data);
}
capacity = new_cap;
return new_data;
}
static const uint16_t CRC16_A001_LE_LUT_L[] = {0x0000, 0xc0c1, 0xc181, 0x0140, 0xc301, 0x03c0, 0x0280, 0xc241,
0xc601, 0x06c0, 0x0780, 0xc741, 0x0500, 0xc5c1, 0xc481, 0x0440};
static const uint16_t CRC16_A001_LE_LUT_H[] = {0x0000, 0xcc01, 0xd801, 0x1400, 0xf001, 0x3c00, 0x2800, 0xe401,