static int handle_leaf(direntry_t *direntry, MainParam_t *mp,
lookupState_t *lookupState)
{
Stream_t *MyFile=0;
int ret;
if(got_signal)
return ERROR_ONE;
if(lookupState) {
/* we are looking for a "target" file */
switch(lookupState->nbDirs) {
case 0: /* no directory yet, open it */
lookupState->Dir = OpenFileByDirentry(direntry);
lookupState->nbDirs++;
/* dump the container, we have
* better now */
FREE(&lookupState->container);
return 0;
case 1: /* we have already a directory */
FREE(&lookupState->Dir);
fprintf(stderr,"Ambigous\n");
return STOP_NOW | ERROR_ONE;
default:
return STOP_NOW | ERROR_ONE;
}
}
mp->direntry = direntry;
if(IS_DIR(direntry)) {
if(mp->lookupflags & (DO_OPEN | DO_OPEN_DIRS))
MyFile = mp->File = OpenFileByDirentry(direntry);
ret = mp->dirCallback(direntry, mp);
} else {
if(mp->lookupflags & DO_OPEN)
MyFile = mp->File = OpenFileByDirentry(direntry);
ret = mp->callback(direntry, mp);
}
FREE(&MyFile);
if(isUniqueTarget(mp->targetName))
ret |= STOP_NOW;
return ret;
}
static int del_file(direntry_t *entry, MainParam_t *mp)
{
char shortname[13];
direntry_t subEntry;
Stream_t *SubDir;
Arg_t *arg = (Arg_t *) mp->arg;
MainParam_t sonmp;
int ret;
int r;
sonmp = *mp;
sonmp.arg = mp->arg;
r = 0;
if (IS_DIR(entry)){
/* a directory */
SubDir = OpenFileByDirentry(entry);
initializeDirentry(&subEntry, SubDir);
ret = 0;
while((r=vfat_lookup(&subEntry, "*", 1,
ACCEPT_DIR | ACCEPT_PLAIN,
shortname, NULL)) == 0 ){
if(shortname[0] != DELMARK &&
shortname[0] &&
shortname[0] != '.' ){
if(arg->deltype != 2){
fprintf(stderr,
"Directory ");
fprintPwd(stderr, entry,0);
fprintf(stderr," non empty\n");
ret = ERROR_ONE;
break;
}
if(got_signal) {
ret = ERROR_ONE;
break;
}
ret = del_file(&subEntry, &sonmp);
if( ret & ERROR_ONE)
break;
ret = 0;
}
}
FREE(&SubDir);
if (r == -2)
return ERROR_ONE;
if(ret)
return ret;
}
return del_entry(entry, mp);
}
static Stream_t *subDir(Stream_t *parent, const char *filename)
{
direntry_t entry;
initializeDirentry(&entry, parent);
switch(vfat_lookup(&entry, filename, -1, ACCEPT_DIR, 0, 0)) {
case 0:
return OpenFileByDirentry(&entry);
case -1:
return NULL;
default: /* IO Error */
return NULL;
}
}
/*
* Open the named file for read, create the cluster chain, return the
* directory structure or NULL on error.
*/
int makeit(char *dosname,
char *longname,
void *arg0,
direntry_t *targetEntry)
{
Stream_t *Target;
CreateArg_t *arg = (CreateArg_t *) arg0;
int fat;
direntry_t subEntry;
/* will it fit? At least one cluster must be free */
if (!getfreeMinClusters(targetEntry->Dir, 1))
return -1;
mk_entry(dosname, ATTR_DIR, 1, 0, arg->mtime, &targetEntry->dir);
Target = OpenFileByDirentry(targetEntry);
if(!Target){
fprintf(stderr,"Could not open Target\n");
return -1;
}
/* this allocates the first cluster for our directory */
initializeDirentry(&subEntry, Target);
subEntry.entry = 1;
GET_DATA(targetEntry->Dir, 0, 0, 0, &fat);
if (fat == fat32RootCluster(targetEntry->Dir)) {
fat = 0;
}
mk_entry(".. ", ATTR_DIR, fat, 0, arg->mtime, &subEntry.dir);
dir_write(&subEntry);
FLUSH((Stream_t *) Target);
subEntry.entry = 0;
GET_DATA(Target, 0, 0, 0, &fat);
mk_entry(". ", ATTR_DIR, fat, 0, arg->mtime, &subEntry.dir);
dir_write(&subEntry);
mk_entry(dosname, ATTR_DIR | arg->attr, fat, 0, arg->mtime,
&targetEntry->dir);
arg->NewDir = Target;
return 0;
}
static int _dos_loop(Stream_t *Dir, MainParam_t *mp, const char *filename)
{
Stream_t *MyFile=0;
direntry_t entry;
int ret;
int r;
ret = 0;
r=0;
initializeDirentry(&entry, Dir);
while(!got_signal &&
(r=vfat_lookup(&entry, filename, -1,
mp->lookupflags, mp->shortname,
mp->longname)) == 0 ){
mp->File = NULL;
if(!checkForDot(mp->lookupflags,entry.name)) {
MyFile = 0;
if((mp->lookupflags & DO_OPEN) ||
(IS_DIR(&entry) &&
(mp->lookupflags & DO_OPEN_DIRS))) {
MyFile = mp->File = OpenFileByDirentry(&entry);
}
if(got_signal)
break;
mp->direntry = &entry;
if(IS_DIR(&entry))
ret |= mp->dirCallback(&entry,mp);
else
ret |= mp->callback(&entry, mp);
FREE(&MyFile);
}
if (fat_error(Dir))
ret |= ERROR_ONE;
if(mp->fast_quit && (ret & ERROR_ONE))
break;
}
if (r == -2)
return ERROR_ONE;
if(got_signal)
ret |= ERROR_ONE;
return ret;
}
/*
* Open the named file for read, create the cluster chain, return the
* directory structure or NULL on error.
*/
static int writeit(char *dosname,
char *longname,
void *arg0,
direntry_t *entry)
{
Stream_t *Target;
time_t now;
int type, fat, ret;
time_t date;
mt_size_t filesize, newsize;
Arg_t *arg = (Arg_t *) arg0;
if (arg->mp.File->Class->get_data(arg->mp.File,
& date, &filesize, &type, 0) < 0 ){
fprintf(stderr, "Can't stat source file\n");
return -1;
}
if (type){
if (arg->verbose)
fprintf(stderr, "\"%s\" is a directory\n", longname);
return -1;
}
/*if (!arg->single || arg->recursive)*/
if(arg->verbose)
fprintf(stderr,"Copying %s\n", longname);
if(got_signal)
return -1;
/* will it fit? */
if (!getfreeMinBytes(arg->mp.targetDir, filesize))
return -1;
/* preserve mod time? */
if (arg->preserveTime)
now = date;
else
getTimeNow(&now);
mk_entry(dosname, arg->attr, 1, 0, now, &entry->dir);
Target = OpenFileByDirentry(entry);
if(!Target){
fprintf(stderr,"Could not open Target\n");
exit(1);
}
if (arg->needfilter & arg->textmode)
Target = open_filter(Target);
ret = copyfile(arg->mp.File, Target);
GET_DATA(Target, 0, &newsize, 0, &fat);
FREE(&Target);
if (arg->needfilter & arg->textmode)
newsize++; /* ugly hack: we gathered the size before the Ctrl-Z
* was written. Increment it manually */
if(ret < 0 ){
fat_free(arg->mp.targetDir, fat);
return -1;
} else {
mk_entry(dosname, arg->attr, fat, truncBytes32(newsize),
now, &entry->dir);
return 0;
}
}
static int recurs_dos_loop(MainParam_t *mp, const char *filename0,
const char *filename1,
lookupState_t *lookupState)
{
/* Dir is de-allocated by the same entity which allocated it */
const char *ptr;
direntry_t entry;
int length;
int lookupflags;
int ret;
int have_one;
int doing_mcwd;
int r;
while(1) {
/* strip dots and // */
if(!strncmp(filename0,"./", 2)) {
filename0 += 2;
continue;
}
if(!strcmp(filename0,".") && filename1) {
filename0 ++;
continue;
}
if(filename0[0] == '/') {
filename0++;
continue;
}
if(!filename0[0]) {
if(!filename1)
break;
filename0 = filename1;
filename1 = 0;
continue;
}
break;
}
if(!strncmp(filename0,"../", 3) ||
(!strcmp(filename0, "..") && filename1)) {
/* up one level */
mp->File = getDirentry(mp->File)->Dir;
return recurs_dos_loop(mp, filename0+2, filename1, lookupState);
}
doing_mcwd = !!filename1;
ptr = strchr(filename0, '/');
if(!ptr) {
length = strlen(filename0);
ptr = filename1;
filename1 = 0;
} else {
length = ptr - filename0;
ptr++;
}
if(!ptr) {
if(mp->lookupflags & OPEN_PARENT) {
mp->targetName = filename0;
ret = handle_leaf(getDirentry(mp->File), mp,
lookupState);
mp->targetName = 0;
return ret;
}
if(!strcmp(filename0, ".") || !filename0[0]) {
return handle_leaf(getDirentry(mp->File),
mp, lookupState);
}
if(!strcmp(filename0, "..")) {
return handle_leaf(getParent(getDirentry(mp->File)), mp,
lookupState);
}
lookupflags = mp->lookupflags;
if(lookupState) {
lookupState->filename = filename0;
if(lookupState->nbContainers + lookupState->nbDirs > 0){
/* we have already one target, don't bother
* with this one. */
FREE(&lookupState->container);
} else {
/* no match yet. Remember this container for
* later use */
lookupState->container = COPY(mp->File);
}
lookupState->nbContainers++;
}
} else
lookupflags = ACCEPT_DIR | DO_OPEN | NO_DOTS;
ret = 0;
r = 0;
have_one = 0;
initializeDirentry(&entry, mp->File);
while(!(ret & STOP_NOW) &&
!got_signal &&
(r=vfat_lookup(&entry, filename0, length,
lookupflags | NO_MSG,
mp->shortname, mp->longname)) == 0 ){
if(checkForDot(lookupflags, entry.name))
/* while following the path, ignore the
* special entries if they were not
* explicitly given */
continue;
have_one = 1;
if(ptr) {
Stream_t *SubDir;
SubDir = mp->File = OpenFileByDirentry(&entry);
ret |= recurs_dos_loop(mp, ptr, filename1, lookupState);
FREE(&SubDir);
} else {
ret |= handle_leaf(&entry, mp, lookupState);
if(isUniqueTarget(mp->targetName))
return ret | STOP_NOW;
}
if(doing_mcwd)
break;
}
if (r == -2)
return ERROR_ONE;
if(got_signal)
return ret | ERROR_ONE;
if(doing_mcwd & !have_one)
return NO_CWD;
return ret;
}
