/*type tells what to do. address1,2,3 are parameters - the values
passed in bx,cx, and dx */
void handleinterrupt21(char type, char* address1, char* address2, char* address3)
{
if (type==1)
bios_printstr(address1);
else if (type==2)
readstring(address1);
else if (type==3)
readfile(address1,address2);
else if (type==4)
writefile(address1,address2,address3);
else if (type==5)
delfile(address1);
else if (type==6)
executeprogram(address1,address2,0);
else if (type==7)
terminateprogram();
else if (type==8)
executeprogram(address1,address2,1);
else if (type==9)
kill(address1);
else if (type==10)
makedir(address1,address2);
else
bios_printstr("ERROR: Invalid interrupt 21 code\r\n\0");
}
static void cb_walk_dir_empty(char *name, uint32_t flags, uint64_t len, int64_t lastWriteTime, walkdirempty_t *wdepy)
{
char path[_MAX_PATH];
if (wdepy->fn) {
wdepy->fn(name, flags, len, lastWriteTime, wdepy->ctx);
}
sprintf(path, "%s\\%s", wdepy->path, name);
if (flags & FILE_ATTRIBUTE_DIRECTORY) {
RemoveDirectory(appendbackslash(path));
DWORD err = GetLastError();
} else {
delfile(path);
}
return;
}
// @rootdir: 欲遍历的根目录
// @subfolders: 是否要遍历子目录. 0: 不遍历
// @deepen: 遍历, 调用fn时给的参数是, 1: 浅到深, 0: 由深到浅
// 注:
// 1.靠这种FindFirstFile方法删除目录是不行的.当检测到是目时,调用RemoveDirectory将返回总是失败(错误码:32,指示另有进行在使用)
// FindClose后才可以,而这时close时不可能的事.要删目录改调用SHFileOperation.
BOOL walk_dir_win32(const char* rootdir, int subfolders, int deepen, fn_walk_dir fn, uint32_t *ctx, int del)
{
char szCurrDir[_MAX_PATH], text[_MAX_PATH];
HANDLE hFind;
WIN32_FIND_DATA finddata;
BOOL fOk, fRet = TRUE;
int64_t timestamp = 0;
GetCurrentDirectory(_MAX_PATH, szCurrDir);
SetCurrentDirectory(appendbackslash(rootdir));
hFind = FindFirstFile("*.*", &finddata);
fOk = (hFind != INVALID_HANDLE_VALUE);
while (fOk) {
timestamp = FileTimeToUnixTime(finddata.ftLastWriteTime);
if (finddata.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY) {
// 目录
if ((strcmp(finddata.cFileName, ".") != 0) && (strcmp(finddata.cFileName, "..") != 0)) {
if (deepen && fn) {
// 由浅到深: 是先调用fn,再去在该目上递归
if (!fn(finddata.cFileName, FILE_ATTRIBUTE_DIRECTORY, posix_mku64(finddata.nFileSizeLow, finddata.nFileSizeHigh), timestamp, ctx)) {
fRet = FALSE;
break;
}
}
sprintf(text, "%s\\%s\\", rootdir, finddata.cFileName);
if (subfolders) {
SetCurrentDirectory(text);
walk_subdir_win32(rootdir, finddata.cFileName, deepen, fn, ctx);
}
if (!deepen && fn) {
// 由深到浅: 是先在该目上递归,再去调动fn
if (!fn(finddata.cFileName, FILE_ATTRIBUTE_DIRECTORY, posix_mku64(finddata.nFileSizeLow, finddata.nFileSizeHigh), timestamp, ctx)) {
fRet = FALSE;
break;
}
}
if (del) {
RemoveDirectory(text);
DWORD err = GetLastError();
}
}
} else {
// 文件
if (fn) {
if (!fn(finddata.cFileName, 0, posix_mku64(finddata.nFileSizeLow, finddata.nFileSizeHigh), timestamp, ctx)) {
fRet = FALSE;
break;
}
}
if (del) {
sprintf(text, "%s\\%s", rootdir, finddata.cFileName);
delfile(text);
}
}
fOk = FindNextFile(hFind, &finddata);
}
if (hFind != INVALID_HANDLE_VALUE) {
FindClose(hFind);
}
SetCurrentDirectory(szCurrDir);
return fRet;
}
bool delfile(const std::string & filepath)
{
return delfile(filepath.c_str());
}
