ko_int32_t KOStateRoomDecoder::decode(const string p_strStatFile, const ko_stat_s& p_objStatHeader)
{
if (p_strStatFile.empty())
{
m_int32State = -1;
return KO_ERROR;
}
//file not exists
if (!FileUtils::FileExists(p_strStatFile))
{
m_int32State = -1;
return KO_ERROR;
}
//decode the data
//1. open the file and read data
FILE* fp = fopen(p_strStatFile.c_str(), "rb");
if (fp == NULL)
{
m_int32State = -1;
return KO_ERROR;
}
ko_int32_t size = p_objStatHeader.size;//note: the real size of the structure
ko_uint8_t *buffer = (ko_uint8_t *)malloc(size);
ko_int32_t bytes = 0;
ko_int32_t offset = 0;
//read
while ((bytes = fread(buffer + offset, sizeof(ko_uint8_t), size - offset, fp)) > 0 && !feof(fp))
{
printf("read %d bytes from data file!\n", bytes);
offset += bytes;
if (offset >= size)
break;
}
if (offset != size)
return KO_ERROR;//cannot decode, quit for later trying
//2. decode all the fields
if (KO_OK != decodeContent(buffer, size, p_objStatHeader))
{
free(buffer);
fclose(fp);
m_int32State = -1;
return KO_ERROR;
}
free(buffer);
fclose(fp);
m_int32State = 1;
return KO_OK;
}
//Decode ko_stat_room_s data file
ko_int32_t KOStateRoomDecoder::decode(const string p_strStatFile)
{
if (p_strStatFile.empty())
{
m_int32State = -1;
return KO_ERROR;
}
//file not exists
if (!FileUtils::FileExists(p_strStatFile))
{
m_int32State = -1;
return KO_ERROR;
}
//decode the data
//1. open the file and read data
FILE* fp = fopen(p_strStatFile.c_str(), "rb");
if (fp == NULL)
{
printf("error in open file %s", p_strStatFile.c_str());
return KO_ERROR;
}
ko_int32_t size = sizeof(m_objRoomStat)*sizeof(ko_uint8_t);
ko_uint8_t *buffer = (ko_uint8_t *)malloc(size);
ko_int32_t bytes = 0;
ko_int32_t offset = 0;
//read
while((bytes=fread(buffer+offset, sizeof(ko_uint8_t), size-offset, fp)) > 0 && !feof(fp))
{
printf("read %d bytes from data file!\n", bytes);
offset += bytes;
if(offset >= size)
break;
}
//2. decode all the fields
if (KO_OK != decodeContent(buffer, size))
{
free(buffer);
fclose(fp);
m_int32State = -1;
return KO_ERROR;
}
free(buffer);
fclose(fp);
m_int32State = 1;
return KO_OK;
}
int main(int argc, char *argv[]) {
if (argc != 2) {
fprintf(stderr, "Usage: %s <pathname>\n", argv[0]);
exit(1);
}
char *contentPath = argv[1];
u8* contentBuffer;
size_t contentSize;
createContentBuffer(contentPath, &contentBuffer, &contentSize);
for(int i=0; i<10; ++i) {
loadContent(contentPath, contentBuffer, contentSize);
decodeContent(contentBuffer, contentSize);
}
}
ko_int32_t KOStateRoomDecoder::decode(const ko_uint8_t* content, const ko_int32_t size, const ko_stat_s& p_objStatHeader)
{
return decodeContent(content, size, p_objStatHeader);
}
void MessageTransfer::decodeContent(framing::Buffer& buffer)
{
decodeContent(buffer, buffer.available());
}
