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Reduce memory usage

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This commit is contained in:
fvanroie 2020-04-02 17:20:40 +02:00
parent 64c516ed95
commit f13d2f2ee5
1 changed files with 4 additions and 8 deletions
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12
src/hasp_dispatch.cpp
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@ -251,20 +251,16 @@ void dispatchJson(char * payload)
void dispatchJsonl(char * payload) void dispatchJsonl(char * payload)
{ {
uint8_t savedPage = 0;
DynamicJsonDocument config(3 * 128u); DynamicJsonDocument config(3 * 128u);
size_t len = strlen(payload);
size_t maxsize = 128u * ((len / 128) + 1);
Log.verbose(F("CMND: payload %u => reserve %u"), len, maxsize);
String output((char *)0); String output((char *)0);
StringStream stream((String &)output); StringStream stream((String &)output);
output.reserve(maxsize); output.reserve(3 * 128u);
stream.print(payload);
uint8_t savedPage = 0; stream.print(payload);
while(deserializeJson(config, stream) == DeserializationError::Ok) { while(deserializeJson(config, stream) == DeserializationError::Ok) {
serializeJson(config, Serial); serializeJson(config, Serial);
Serial.println(); // Serial.println();
haspNewObject(config.as<JsonObject>(), savedPage); haspNewObject(config.as<JsonObject>(), savedPage);
} }
} }