#include <stdio.h>
#include <string.h>
#include "mount.h"
#include "fhandle.h"

#define MAXFH 2048
FH entries = 0;
FtpFhStruct list[MAXFH];

// Get an FH out of the NFS file handle
FH GETFH(char *a) {
	FH ret;
	memcpy (&ret, a, sizeof (FH));
	return ret;
}

void COPYFH(char *a, char *b) {
	memcpy(a,b,sizeof (FH));
}

void SETFH(char *a,int b) {
	memcpy(a,&(b),sizeof (FH));
}

// Return the FtpFh structure given a FH.
FtpFh GetFtpFh(FH fh) {
	static int startflag = 0;
	char * uname;

	printf("\tGetFtpFh: fh: %d\n", fh);
	if (fh < 0) {
			fh = - (fh + 1);
			if (fh < rootentries) {
				uname = ConnList_GetUsername(rootlist[fh].connlist,
											rootlist[fh].connindex);
				printf("user name: %s\n", uname);
				return rootlist+fh;
			}
			printf("Error fh greater than rootentries %d\n", rootentries);
			return NULL;
	}
	if (fh > entries) {
		printf("Error fh greater than entries %d\n", entries);		
		return NULL;
	}

	if (list[fh%MAXFH].fh != fh) {
		printf("Error fh doesn't match index\n");		
		return NULL;
	}
	
	uname = ConnList_GetUsername(list[fh%MAXFH].connlist,
								 list[fh%MAXFH].connindex);
	return list+(fh%MAXFH);
}


// Make a new file handle.
FtpFh CreateFtpFh(char *name, FtpFh dirftpfh) {
	FtpFh ret = list + (entries % MAXFH);

	printf("\tCreateFtpFh: name: %s dirftpfh: %d\n",
		name, dirftpfh);

	if (strlen(dirftpfh->fullpath))
		sprintf(ret->fullpath,"%s/%s", dirftpfh->fullpath, name);
	else
		sprintf(ret->fullpath,"%s", name);
	ret->fh = entries % MAXFH;
	ret->connlist = dirftpfh->connlist;
	ret->connindex = dirftpfh->connindex;
	ret->root = dirftpfh;
	ret->valid = 1;

	entries++;
	return ret;
 }