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Make the web server not waste heap

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added some helper methods as well
This commit is contained in:
ficeto
2015-05-19 14:06:34 +03:00
parent 8000f2778a
commit 555813545c
2 changed files with 29 additions and 2 deletions
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11
libraries/ESP8266WebServer/src/ESP8266WebServer.h
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@ -31,6 +31,8 @@ enum HTTPUploadStatus { UPLOAD_FILE_START, UPLOAD_FILE_WRITE, UPLOAD_FILE_END };
#define HTTP_DOWNLOAD_UNIT_SIZE 1460
#define HTTP_UPLOAD_BUFLEN 2048
#define HTTP_MAX_DATA_WAIT 1000 //ms to wait for the client to send the request
#define HTTP_MAX_CLOSE_WAIT 2000 //ms to wait for the client to close the connection
typedef struct {
HTTPUploadStatus status;
@ -73,6 +75,8 @@ public:
// content_type - HTTP content type, like "text/plain" or "image/png"
// content - actual content body
void send(int code, const char* content_type = NULL, String content = String(""));
void send(int code, char* content_type, String content);
void send(int code, String content_type, String content);
void sendHeader(String name, String value, bool first = false);
void sendContent(String content);
@ -87,7 +91,12 @@ template<typename T> size_t streamFile(T &file, String contentType){
head += "\r\n\r\n";
_currentClient.print(head);
head = String();
return _currentClient.write(file, HTTP_DOWNLOAD_UNIT_SIZE);
size_t res = _currentClient.write(file, HTTP_DOWNLOAD_UNIT_SIZE);
uint16_t maxWait = HTTP_MAX_CLOSE_WAIT;
while(_currentClient.connected() && maxWait--) {
delay(1);
}
return res;
}
protected: