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/* this file contains handling routines and
* data structures for multisession */
#include <sys/types.h>
#include <sys/wait.h>
#include <sys/stat.h>
#include <unistd.h>
#include <stdlib.h>
#include "virtualdir.h"
#include "varman.h"
#include "preferences.h"
#include "fileman.h"
#include "piping.h"
#include "fsedit.h"
#include "updatehandlers.h"
/* uncomment for debugging */
/* #define DEBUG */
/* contains the directory structure of the last session of NULL if not
* present */
virtualdir_dir *multisession_lastsession=NULL;
GList *multisession_updatehandlers=NULL;
int multisession_mkdircall(char *dirname,char *path,gpointer data)
{
int result;
char *realdir;
#ifdef DEBUG
printf ("multisession_mkdircall: %s in %s\n",dirname,path);
#endif
realdir=(char*)malloc(MAXPATHLENGTH);
strcpy(realdir,FSEDIT_DESTPATH);
if (strlen(realdir)>0)
{
if (realdir[strlen(realdir)-1]!='/')
strcat(realdir,"/");
}
else
strcpy(realdir,"/");
strcat(realdir,&path[1]);
/* create directory in the real directory structure */
result=fileman_defaultmkdir(dirname,
realdir,data);
free(realdir);
virtualdir_addentry(multisession_lastsession,
virtualdir_create(dirname,S_IFDIR,0),
path);
return result;
};
int multisession_addfilecall(char *filename,char *path,gpointer data)
{
char *f;
struct stat buf;
lstat(filename,&buf);
f=(char*)malloc(255);
fileman_strippath(filename,f);
#ifdef DEBUG
printf ("multisession_addfilecall: %s to %s as %s,size %i\n",
filename,
path,
f,
(int)buf.st_size);
#endif
virtualdir_addentry(multisession_lastsession,
virtualdir_create(f,
buf.st_mode,
buf.st_size),
path);
free(f);
return 1;
};
/* delete ms informations */
void multisession_delete()
{
if (multisession_lastsession!=NULL){
virtualdir_deletestructure(multisession_lastsession);
multisession_lastsession=NULL;
};
updatehandlers_call(multisession_updatehandlers);
};
#define GETMSINFOBUFSIZE 1024
/* import the last session of a ms cd */
void multisession_import()
{
int mountpid;
char *call;
int status;
GList *linkcount=NULL;
char buffer[GETMSINFOBUFSIZE];
int mounted;
/* if there was another session already imported,delete it */
multisession_delete();
/* attempt to mount the last session */
call=varman_replacevars_copy(global_defs,varman_getvar(global_defs,
"isotrack_mount"));
mountpid=piping_create(call,NULL,NULL,NULL);
waitpid(mountpid,&status,0);
/* could filesystem actually be mounted by this call ? */
mounted=(WEXITSTATUS(status)==0);
free(call);
/* Create root directory for previous session */
multisession_lastsession=virtualdir_create("Files of last session",
0,0);
/* import the previous session */
fileman_adddirectory_generic(varman_getvar(global_defs,"rec_mountpoint"),
"/",
&linkcount,
1,
multisession_mkdircall,
multisession_addfilecall,
NULL);
/* unmount only if filesystem was actually mounted by the above call
* otherwise,fs might already have been mounted,in which case we don't
* want to confuse the user by unmounting it */
if (mounted)
{
call=varman_replacevars_copy(global_defs,varman_getvar(global_defs,
"isotrack_umount"));
mountpid=piping_create(call,NULL,NULL,NULL);
waitpid(mountpid,&status,0);
free(call);
};
/* get multisession informations from recorder */
call=varman_replacevars_copy(global_defs,
varman_getvar(global_defs,"rec_getmsinfo"));
piping_create_getoutput(call,
(char*)&buffer,
GETMSINFOBUFSIZE,
PIPING_WATCHSTDOUT);
/* cut at first linefeed */
if (strchr((char*)&buffer,13)!=NULL)
*strchr((char*)&buffer,13)=0;
if (strchr((char*)&buffer,10)!=NULL)
*strchr((char*)&buffer,10)=0;
/* store msinfo in dynamic vartab */
varman_setvar(dynamic_defs,"cdr_msinfo",(char*)&buffer);
free(call);
#ifdef DEBUG
printf ("multisession_import: got msinfo %s\n",
varman_getvar(dynamic_defs,"cdr_msinfo"));
#endif
updatehandlers_call(multisession_updatehandlers);
};
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