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модифицированна функция записи файла

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This commit is contained in:
Dmitry Borisenko
2022-01-28 23:39:03 +01:00
parent 5ec1e59957
commit c85824f67f
3 changed files with 27 additions and 4 deletions
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3
include/utils/FileUtils.h
View File

@@ -2,7 +2,8 @@
#include "EspFileSystem.h"
#include "Global.h"
extern void writeFileUint8(const String& filename, uint8_t*& payload, size_t length, size_t headerLenth);
extern void writeFileUint8tFromBuf(const String& filename, uint8_t*& payload, size_t length, size_t headerLenth, size_t bufSize);
extern void writeFileUint8tByByte(const String& filename, uint8_t*& payload, size_t length, size_t headerLenth);
extern File seekFile(const String& filename, size_t position = 0);
extern const String writeFile(const String& filename, const String& str);
extern const String readFile(const String& filename, size_t max_size);

2
src/StandWebServer.cpp
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@@ -226,7 +226,7 @@ void webSocketEvent(uint8_t num, WStype_t type, uint8_t* payload, size_t length)
}
if (headerStr == "/gifnoc") {
writeFileUint8("config.json", payload, length, headerLenth);
writeFileUint8tFromBuf("config.json", payload, length, headerLenth, 256);
}
} break;

26
src/utils/FileUtils.cpp
View File

@@ -1,10 +1,32 @@
#include "Utils/FileUtils.h"
void writeFileUint8(const String& filename, uint8_t*& payload, size_t length, size_t headerLenth) {
//данная функция записывает файл из длинного массива uint8_t через буфер
void writeFileUint8tFromBuf(const String& filename, uint8_t*& big_buf, size_t length, size_t headerLenth, size_t bufSize) {
String path = filepath(filename);
auto file = FileFS.open(path, "w");
if (!file) {
Serial.println(F("failed write file uint8"));
Serial.println(F("failed write file uint8tFromBuf"));
return;
}
size_t written{headerLenth};
while (length > written) {
size_t size = length - written;
if (size > bufSize) size = bufSize;
uint8_t* p = &big_buf[written];
size_t res = file.write(p, size);
if (size != res) {
break;
}
written += res;
}
file.close();
}
void writeFileUint8tByByte(const String& filename, uint8_t*& payload, size_t length, size_t headerLenth) {
String path = filepath(filename);
auto file = FileFS.open(path, "w");
if (!file) {
Serial.println(F("failed write file uint8tByByte"));
return;
}
size_t every = 0;