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Code Issues Releases Wiki Activity

[json] Only compile SpiRamAllocator when PSRAM is enabled (#10728)

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This commit is contained in:
J. Nick Koston
2025-09-15 11:50:11 -05:00
committed by GitHub
parent d671862e9a
commit 5fac67d195
1 changed files with 11 additions and 0 deletions
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11
esphome/components/json/json_util.cpp
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@@ -8,7 +8,9 @@ namespace json {
static const char *const TAG = "json";
#ifdef USE_PSRAM
// Build an allocator for the JSON Library using the RAMAllocator class
// This is only compiled when PSRAM is enabled
struct SpiRamAllocator : ArduinoJson::Allocator {
void *allocate(size_t size) override { return this->allocator_.allocate(size); }
@@ -29,11 +31,16 @@ struct SpiRamAllocator : ArduinoJson::Allocator {
protected:
RAMAllocator<uint8_t> allocator_{RAMAllocator<uint8_t>(RAMAllocator<uint8_t>::NONE)};
};
#endif
std::string build_json(const json_build_t &f) {
// NOLINTBEGIN(clang-analyzer-cplusplus.NewDeleteLeaks) false positive with ArduinoJson
#ifdef USE_PSRAM
auto doc_allocator = SpiRamAllocator();
JsonDocument json_document(&doc_allocator);
#else
JsonDocument json_document;
#endif
if (json_document.overflowed()) {
ESP_LOGE(TAG, "Could not allocate memory for JSON document!");
return "{}";
@@ -52,8 +59,12 @@ std::string build_json(const json_build_t &f) {
bool parse_json(const std::string &data, const json_parse_t &f) {
// NOLINTBEGIN(clang-analyzer-cplusplus.NewDeleteLeaks) false positive with ArduinoJson
#ifdef USE_PSRAM
auto doc_allocator = SpiRamAllocator();
JsonDocument json_document(&doc_allocator);
#else
JsonDocument json_document;
#endif
if (json_document.overflowed()) {
ESP_LOGE(TAG, "Could not allocate memory for JSON document!");
return false;