esint16 fs_findFreeFile(FileSystem *fs,eint8* filename,FileLocation *loc,euint8 mode)
{
euint32 targetdir=0;
eint8 ffname[11];
if(fs_findFile(fs,filename,loc,&targetdir))return(0);
if(!dir_getFatFileName(filename,ffname))return(0);
if(dir_findinDir(fs,ffname,targetdir,loc,DIRFIND_FREE)){
return(1);
}else{
if(dir_addCluster(fs,targetdir)){
return(0);
}else{
if(dir_findinDir(fs,ffname,targetdir,loc,DIRFIND_FREE)){
return(1);
}
}
}
return(0);
}
esint8 fs_findFile(FileSystem *fs,eint8* filename,FileLocation *loc,euint32 *lastDir)
{
euint32 fccd,tmpclus;
eint8 ffname[11],*next,it=0,filefound=0;
if(*filename=='/'){
fccd = fs_getFirstClusterRootDir(fs);
filename++;
if(lastDir)*lastDir=fccd;
if(!*filename){
return(2);
}
}else{
fccd = fs->FirstClusterCurrentDir;
if(lastDir)*lastDir=fccd;
}
while((next=file_normalToFatName(filename,ffname))!=0){
if((tmpclus=dir_findinDir(fs,ffname,fccd,loc,DIRFIND_FILE))==0){
/* We didn't find what we wanted */
/* We should check, to see if there is more after it, so that
* we can invalidate lastDir
*/
if((file_normalToFatName(next,ffname))!=0){
if(lastDir)*lastDir=0;
}
return(0);
}
it++;
if(loc->attrib&ATTR_DIRECTORY){
fccd = tmpclus;
filename = next;
if(lastDir)*lastDir=fccd;
if(filefound)*lastDir=0;
}else{
filefound=1;
if((file_normalToFatName(next,ffname))!=0){
if(lastDir)*lastDir=0;
return(0);
}else{
filename=next;
}
}
}
if(it==0)return(0);
if(loc->attrib&ATTR_DIRECTORY || !filefound)return(2);
return(1);
}
esint8 fs_findFile(FileSystem *fs,eint8* filename,FileLocation *loc,euint32 *lastDir)
{
euint32 fccd,tmpclus;
eint8 ffname[11],*next,it=0,filefound=0;
if(*filename=='/'){
fccd = fs_getFirstClusterRootDir(fs);
filename++;
if(!*filename){
if(lastDir)*lastDir=fccd;
return(2);
}
}else{
fccd = fs->FirstClusterCurrentDir;
}
if(lastDir)*lastDir=fccd;
while((next=file_normalToFatName(filename,ffname))!=0){
if((tmpclus=dir_findinDir(fs,ffname,fccd,loc,DIRFIND_FILE))==0)return(0);
it++;
if(loc->attrib&ATTR_DIRECTORY){
fccd = tmpclus;
filename = next;
if(lastDir)*lastDir=fccd;
if(filefound)*lastDir=0;
}else{
filefound=1;
if((file_normalToFatName(next,ffname))!=0){
return(0);
}else{
filename=next;
}
}
}
if(it==0)return(0);
if(loc->attrib&ATTR_DIRECTORY || !filefound)return(2);
return(1);
}
esint8 fs_findFile(FileSystem *fs, eint8* filename, FileLocation *loc, euint32 *lastDir)
{
euint32 currentDir, tmpclus;
eint8 ffname[11], *next, it = 0, filefound = 0;
if(*filename=='/')
{
currentDir = fs_getFirstClusterRootDir(fs);
filename++;
if(lastDir)*lastDir=currentDir;
if(!*filename)
{
return(2);
}
}
else
{
currentDir = fs->FirstClusterCurrentDir;
if(lastDir)
{
*lastDir = currentDir;
}
}
while((next = file_normalToFatName(filename, ffname)) != 0)
{
if((tmpclus = dir_findinDir(fs, ffname, currentDir, loc, DIRFIND_FILE)) == 0)
{
/* We didn't find what we wanted */
/* We should check, to see if there is more after it, so that
* we can invalidate lastDir
*/
if((file_normalToFatName(next,ffname)) != 0)
{
if(lastDir)
{
*lastDir=0;
}
}
return(0);
}
it++;
if(loc->attrib & ATTR_DIRECTORY)
{
currentDir = tmpclus;
filename = next;
if(lastDir)
{
*lastDir = currentDir;
/* what in the world is this supposed to do? commenting out - edwards 6/15/2008
if(filefound)
{
*lastDir=0;
}
*/
}
}
else
{
filefound = 1;
if((file_normalToFatName(next,ffname)) != 0)
{
if(lastDir)
{
*lastDir=0;
}
return(0);
}
else
{
filename = next;
}
}
}
if(it == 0)
{
return(0);
}
if(loc->attrib & ATTR_DIRECTORY || !filefound)
{
return(2);
}
return(1);
}
