#include "yportenv.h"
#include "yaffs_trace.h"
-#include <string.h> /* for memset */
+#include "string.h"
#define YAFFSFS_MAX_SYMLINK_DEREFERENCES 5
u8 shareWrite:1;
int inodeId:12; /* Index to corresponding yaffsfs_Inode */
int handleCount:10; /* Number of handles for this fd */
- u32 position; /* current position in file */
+ loff_t position; /* current position in file */
}yaffsfs_FileDes;
typedef struct {
static int yaffsfs_handlesInitialised;
-unsigned yaffs_set_trace(unsigned tm)
+unsigned yaffs_set_trace(unsigned tm)
{
yaffs_trace_mask = tm;
return yaffs_trace_mask;
static yaffsfs_Handle *yaffsfs_HandleToPointer(int h)
{
- if(h >= 0 && h <= YAFFSFS_N_HANDLES)
+ if(h >= 0 && h < YAFFSFS_N_HANDLES)
return &yaffsfs_handle[h];
return NULL;
}
{
yaffsfs_FileDes *fd = yaffsfs_HandleToFileDes(handle);
- if(fd && fd->handleCount > 0 &&
+ if(fd && fd->handleCount > 0 &&
fd->inodeId >= 0 && fd->inodeId < YAFFSFS_N_HANDLES)
return &yaffsfs_inode[fd->inodeId];
{
int i;
int ret = -1;
-
+
if(obj)
obj = yaffs_get_equivalent_obj(obj);
int i;
int ret;
yaffsfs_Inode *in = NULL;
-
+
if(obj)
obj = yaffs_get_equivalent_obj(obj);
in->iObj = obj;
in->count++;
}
-
-
+
+
return ret;
}
static void yaffsfs_ReleaseInode(yaffsfs_Inode *in)
{
struct yaffs_obj *obj;
-
+
obj = in->iObj;
if(obj->unlinked)
yaffs_del_obj(obj);
-
+
obj->my_inode = NULL;
in->iObj = NULL;
yaffsfs_ReleaseInode(in);
in->count = 0;
}
- }
+ }
}
{
yaffsfs_Handle *h = yaffsfs_HandleToPointer(handle);
- if(h && h->useCount > 0){
+ if(h && h->useCount > 0){
h->useCount++;
return 0;
}
{
yaffsfs_Handle *h = yaffsfs_HandleToPointer(handle);
- if(h && h->useCount > 0){
+ if(h && h->useCount > 0){
h->useCount--;
if(h->useCount < 1){
yaffsfs_PutFileDes(h->fdId);
h->fdId = 0;
}
if(fd && fd->handleCount>0 && obj && obj->my_dev == dev){
-
+
fd->handleCount = 0;
yaffsfs_PutInode(fd->inodeId);
fd->inodeId = -1;
/*
* Stuff to handle names.
*/
+#ifdef CONFIG_YAFFS_CASE_INSENSITIVE
+
+static int yaffs_toupper(YCHAR a)
+{
+ if(a >= 'a' && a <= 'z')
+ return (a - 'a') + 'A';
+ else
+ return a;
+}
-
+int yaffsfs_Match(YCHAR a, YCHAR b)
+{
+ return (yaffs_toupper(a) == yaffs_toupper(b));
+}
+#else
int yaffsfs_Match(YCHAR a, YCHAR b)
{
/* case sensitive */
return (a == b);
}
+#endif
int yaffsfs_IsPathDivider(YCHAR ch)
{
int yaffsfs_CheckNameLength(const char *name)
{
- int retVal = 0;
+ int retVal = 0;
+
+ int nameLength = yaffs_strnlen(name,YAFFS_MAX_NAME_LENGTH+1);
- int nameLength = strnlen(name,YAFFS_MAX_NAME_LENGTH+1);
-
if(nameLength == 0){
yaffsfs_SetError(-ENOENT);
retVal = -1;
retVal = -1;
}
- return retVal;
+ return retVal;
}
* We will use 3 * max name length instead.
*/
*ret_path = NULL;
- path_length = strnlen(path,(YAFFS_MAX_NAME_LENGTH+1)*3 +1);
+ path_length = yaffs_strnlen(path,(YAFFS_MAX_NAME_LENGTH+1)*3 +1);
/* If the last character is a path divider, then we need to
* trim it back so that the name look-up works properly.
* Curveball: Need to handle multiple path dividers:
* eg. /foof/sdfse///// -> /foo/sdfse
*/
- if(path_length > 0 &&
+ if(path_length > 0 &&
yaffsfs_IsPathDivider(path[path_length-1])){
alt_path = kmalloc(path_length + 1, 0);
if(!alt_path)
return -1;
- strcpy(alt_path, path);
+ yaffs_strcpy(alt_path, path);
for(i = path_length-1;
i >= 0 && yaffsfs_IsPathDivider(alt_path[i]);
i--)
n++;
path++;
}
-
+
return (*path) ? -1 : 0;
}
/* got to the end of the string */
return dir;
else{
- if(strcmp(str,_Y(".")) == 0){
+ if(yaffs_strcmp(str,_Y(".")) == 0){
/* Do nothing */
- } else if(strcmp(str,_Y("..")) == 0) {
+ } else if(yaffs_strcmp(str,_Y("..")) == 0) {
dir = dir->parent;
} else{
dir = yaffs_find_by_name(dir,str);
dir = yaffsfs_FollowLink(dir,symDepth,loop);
- if(dir && dir->variant_type !=
+ if(dir && dir->variant_type !=
YAFFS_OBJECT_TYPE_DIRECTORY){
if(notDir)
*notDir = 1;
dir = NULL;
}
-
+
}
}
}
/*************************************************************************
- * Start of yaffsfs visible functions.
+ * Start of yaffsfs visible functions.
*************************************************************************/
int yaffs_dup(int handle)
}
+static int yaffsfs_TooManyObjects(struct yaffs_dev *dev)
+{
+ int current_objects = dev->n_obj - dev->n_deleted_files;
+ if(dev->param.max_objects && current_objects > dev->param.max_objects)
+ return 1;
+ else
+ return 0;
+}
int yaffs_open_sharing(const YCHAR *path, int oflag, int mode, int sharing)
{
if( writeRequested && !(obj->yst_mode & S_IWRITE))
openDenied = 1;
- if( !errorReported && writeRequested &&
+ if( !errorReported && writeRequested &&
obj->my_dev->read_only){
openDenied = 1;
yaffsfs_SetError(-EROFS);
- if((!sharedReadAllowed && readRequested)||
+ if((!sharedReadAllowed && readRequested)||
(!shareRead && alreadyReading) ||
(!sharedWriteAllowed && writeRequested) ||
(!shareWrite && alreadyWriting)){
if(dir->my_dev->read_only){
yaffsfs_SetError(-EROFS);
errorReported = 1;
+ } else if(yaffsfs_TooManyObjects(dir->my_dev)) {
+ yaffsfs_SetError(-ENFILE);
+ errorReported = 1;
} else
obj = yaffs_create_file(dir,name,mode,0,0);
if(inodeId<0) {
/*
* Todo: Fix any problem if inodes run out, though that
- * can't happen if the number of inode items >= number of handles.
+ * can't happen if the number of inode items >= number of handles.
*/
}
-
+
fd->inodeId = inodeId;
fd->reading = readRequested;
fd->writing = writeRequested;
yaffs_resize_file(obj,0);
} else {
yaffsfs_PutHandle(handle);
- if(!errorReported)
+ if(!errorReported)
yaffsfs_SetError(0); /* Problem */
handle = -1;
}
yaffsfs_SetError(-EBADF);
else if(obj->my_dev->read_only)
yaffsfs_SetError(-EROFS);
- else {
+ else {
yaffs_flush_file(obj,1,datasync);
retVal = 0;
}
-int yaffsfs_do_read(int handle, void *vbuf, unsigned int nbyte, int isPread, int offset)
+int yaffsfs_do_read(int handle, void *vbuf, unsigned int nbyte, int isPread, loff_t offset)
{
yaffsfs_FileDes *fd = NULL;
struct yaffs_obj *obj = NULL;
- int pos = 0;
- int startPos = 0;
- int endPos = 0;
+ loff_t pos = 0;
+ loff_t startPos = 0;
+ loff_t endPos = 0;
int nRead = 0;
int nToRead = 0;
int totalRead = 0;
- unsigned int maxRead;
+ loff_t maxRead;
u8 *buf = (u8 *)vbuf;
if(!vbuf){
startPos = fd->position;
pos = startPos;
-
+
if(yaffs_get_obj_length(obj) > pos)
maxRead = yaffs_get_obj_length(obj) - pos;
else
if(nToRead > nbyte)
nToRead = nbyte;
- /* Tricky bit...
+ /* Tricky bit...
* Need to reverify object in case the device was
* unmounted in another thread.
*/
nbyte-=nRead;
else
nbyte = 0; /* no more to read */
-
-
+
+
if(nbyte > 0){
yaffsfs_Unlock();
yaffsfs_Lock();
return yaffsfs_do_read(handle, buf, nbyte, 0, 0);
}
-int yaffs_pread(int handle, void *buf, unsigned int nbyte, unsigned int offset)
+int yaffs_pread(int handle, void *buf, unsigned int nbyte, loff_t offset)
{
return yaffsfs_do_read(handle, buf, nbyte, 1, offset);
}
-int yaffsfs_do_write(int handle, const void *vbuf, unsigned int nbyte, int isPwrite, int offset)
+int yaffsfs_do_write(int handle, const void *vbuf, unsigned int nbyte, int isPwrite, loff_t offset)
{
yaffsfs_FileDes *fd = NULL;
struct yaffs_obj *obj = NULL;
- int pos = 0;
- int startPos = 0;
- int endPos;
+ loff_t pos = 0;
+ loff_t startPos = 0;
+ loff_t endPos;
int nWritten = 0;
int totalWritten = 0;
int write_trhrough = 0;
if(nToWrite > nbyte)
nToWrite = nbyte;
- /* Tricky bit...
+ /* Tricky bit...
* Need to reverify object in case the device was
* remounted or unmounted in another thread.
*/
return yaffsfs_do_write(fd, buf, nbyte, 0, 0);
}
-int yaffs_pwrite(int fd, const void *buf, unsigned int nbyte, unsigned int offset)
+int yaffs_pwrite(int fd, const void *buf, unsigned int nbyte, loff_t offset)
{
return yaffsfs_do_write(fd, buf, nbyte, 1, offset);
}
-int yaffs_truncate(const YCHAR *path,off_t new_size)
+int yaffs_truncate(const YCHAR *path,loff_t new_size)
{
struct yaffs_obj *obj = NULL;
struct yaffs_obj *dir = NULL;
else if(new_size < 0 || new_size > YAFFS_MAX_FILE_SIZE)
yaffsfs_SetError(-EINVAL);
else
- result = yaffs_resize_file(obj,new_size);
+ result = yaffs_resize_file(obj, new_size);
yaffsfs_Unlock();
return (result) ? 0 : -1;
}
-int yaffs_ftruncate(int handle, off_t new_size)
+int yaffs_ftruncate(int handle, loff_t new_size)
{
yaffsfs_FileDes *fd = NULL;
struct yaffs_obj *obj = NULL;
yaffsfs_SetError(-EINVAL);
else
/* resize the file */
- result = yaffs_resize_file(obj,new_size);
+ result = yaffs_resize_file(obj, new_size);
yaffsfs_Unlock();
return (result) ? 0 : -1;
}
-off_t yaffs_lseek(int handle, off_t offset, int whence)
+loff_t yaffs_lseek(int handle, loff_t offset, int whence)
{
yaffsfs_FileDes *fd = NULL;
struct yaffs_obj *obj = NULL;
- int pos = -1;
- int fSize = -1;
+ loff_t pos = -1;
+ loff_t fSize = -1;
yaffsfs_Lock();
fd = yaffsfs_HandleToFileDes(handle);
fSize = yaffs_get_obj_length(obj);
if(fSize >= 0 && (fSize + offset) >= 0)
pos = fSize + offset;
- }
+ }
if(pos >= 0 && pos <= YAFFS_MAX_FILE_SIZE)
fd->position = pos;
yaffsfs_SetError(-ELOOP);
else if(!dir)
yaffsfs_SetError(-ENOENT);
- else if(strncmp(name,_Y("."),2) == 0)
+ else if(yaffs_strncmp(name,_Y("."),2) == 0)
yaffsfs_SetError(-EINVAL);
else if(!obj)
yaffsfs_SetError(-ENOENT);
obj = yaffsfs_FindObject(NULL,oldPath,0,0,NULL,NULL,NULL);
newobj = yaffsfs_FindObject(NULL,newPath,0,0,NULL,NULL,NULL);
- /* If the object being renamed is a directory and the
+ /* If the object being renamed is a directory and the
* path ended with a "/" then the olddir == obj.
* We pass through NULL for the old name to tell the lower layers
* to use olddir as the object.
} else if(oldLoop || newLoop) {
yaffsfs_SetError(-ELOOP);
rename_allowed = 0;
- } else if (olddir && oldname && strncmp(oldname, _Y("."),2) == 0){
+ } else if (olddir && oldname && yaffs_strncmp(oldname, _Y("."),2) == 0){
yaffsfs_SetError(-EINVAL);
rename_allowed = 0;
}else if(!olddir || !newdir || !obj) {
/*
* It is a directory, check that it is not being renamed to
* being its own decendent.
- * Do this by tracing from the new directory back to the root,
+ * Do this by tracing from the new directory back to the root,
* checking for obj
*/
return retVal;
}
+static int yaffsfs_DoUtime(struct yaffs_obj *obj,const struct yaffs_utimbuf *buf)
+{
+ int retVal = -1;
+ int result;
+
+ struct yaffs_utimbuf local;
+
+ obj = yaffs_get_equivalent_obj(obj);
+
+ if(obj && obj->my_dev->read_only) {
+ yaffsfs_SetError(-EROFS);
+ return -1;
+ }
+
+
+ if(!buf){
+ local.actime = Y_CURRENT_TIME;
+ local.modtime = local.actime;
+ buf = &local;
+ }
+
+ if(obj){
+ obj->yst_atime = buf->actime;
+ obj->yst_mtime = buf->modtime;
+ obj->dirty = 1;
+ result = yaffs_flush_file(obj,0,0);
+ retVal = result == YAFFS_OK ? 0 : -1;
+ }
+
+ return retVal;
+}
+
+int yaffs_utime(const YCHAR *path, const struct yaffs_utimbuf *buf)
+{
+ struct yaffs_obj *obj=NULL;
+ struct yaffs_obj *dir=NULL;
+ int retVal = -1;
+ int notDir = 0;
+ int loop = 0;
+
+ if(!path){
+ yaffsfs_SetError(-EFAULT);
+ return -1;
+ }
+
+ if(yaffsfs_CheckPath(path) < 0){
+ yaffsfs_SetError(-ENAMETOOLONG);
+ return -1;
+ }
+
+ yaffsfs_Lock();
+
+ obj = yaffsfs_FindObject(NULL,path,0,1,&dir,¬Dir,&loop);
+
+ if(!dir && notDir)
+ yaffsfs_SetError(-ENOTDIR);
+ else if(loop)
+ yaffsfs_SetError(-ELOOP);
+ else if(!dir || !obj)
+ yaffsfs_SetError(-ENOENT);
+ else
+ retVal = yaffsfs_DoUtime(obj,buf);
+
+ yaffsfs_Unlock();
+
+ return retVal;
+
+}
+int yaffs_futime(int fd, const struct yaffs_utimbuf *buf)
+{
+ struct yaffs_obj *obj;
+
+ int retVal = -1;
+
+ yaffsfs_Lock();
+ obj = yaffsfs_HandleToObject(fd);
+
+ if(obj)
+ retVal = yaffsfs_DoUtime(obj,buf);
+ else
+ /* bad handle */
+ yaffsfs_SetError(-EBADF);
+
+ yaffsfs_Unlock();
+
+ return retVal;
+}
+
+
#ifndef CONFIG_YAFFS_WINCE
/* xattrib functions */
if(follow)
obj = yaffsfs_FollowLink(obj,0,&loop);
- if(!dir && notDir)
+ if(!dir && notDir)
yaffsfs_SetError(-ENOTDIR);
- else if(loop)
+ else if(loop)
yaffsfs_SetError(-ELOOP);
- else if(!dir || !obj)
+ else if(!dir || !obj)
yaffsfs_SetError(-ENOENT);
else {
retVal = yaffs_set_xattrib(obj,name,data,size,flags);
yaffsfs_Lock();
obj = yaffsfs_HandleToObject(fd);
- if(!obj)
+ if(!obj)
yaffsfs_SetError(-EBADF);
else {
retVal = yaffs_set_xattrib(obj,name,data,size,flags);
if(follow)
obj = yaffsfs_FollowLink(obj,0,&loop);
- if(!dir && notDir)
+ if(!dir && notDir)
yaffsfs_SetError(-ENOTDIR);
- else if(loop)
+ else if(loop)
yaffsfs_SetError(-ELOOP);
- else if(!dir || !obj)
+ else if(!dir || !obj)
yaffsfs_SetError(-ENOENT);
else {
retVal = yaffs_get_xattrib(obj,name,data,size);
if(follow)
obj = yaffsfs_FollowLink(obj,0,&loop);
- if(!dir && notDir)
+ if(!dir && notDir)
yaffsfs_SetError(-ENOTDIR);
- else if(loop)
+ else if(loop)
yaffsfs_SetError(-ELOOP);
- else if(!dir || !obj)
+ else if(!dir || !obj)
yaffsfs_SetError(-ENOENT);
else {
retVal = yaffs_list_xattrib(obj, data,size);
if(follow)
obj = yaffsfs_FollowLink(obj,0,&loop);
- if(!dir && notDir)
+ if(!dir && notDir)
yaffsfs_SetError(-ENOTDIR);
- else if(loop)
+ else if(loop)
yaffsfs_SetError(-ELOOP);
- else if(!dir || !obj)
+ else if(!dir || !obj)
yaffsfs_SetError(-ENOENT);
else {
retVal = yaffs_remove_xattrib(obj,name);
retVal = 0;
} else
/* bad handle */
- yaffsfs_SetError(-EBADF);
-
+ yaffsfs_SetError(-EBADF);
+
yaffsfs_Unlock();
-
+
return retVal;
}
-int yaffs_set_wince_times(int fd,
- const unsigned *wctime,
- const unsigned *watime,
+int yaffs_set_wince_times(int fd,
+ const unsigned *wctime,
+ const unsigned *watime,
const unsigned *wmtime)
{
struct yaffs_obj *obj;
obj = yaffsfs_FindObject(NULL,path,0,1, &dir,¬Dir,&loop);
obj = yaffsfs_FollowLink(obj,0,&loop);
- if(!dir && notDir)
+ if(!dir && notDir)
yaffsfs_SetError(-ENOTDIR);
- else if(loop)
+ else if(loop)
yaffsfs_SetError(-ELOOP);
- else if(!dir || !obj)
+ else if(!dir || !obj)
yaffsfs_SetError(-ENOENT);
else if((amode & W_OK) && obj->my_dev->read_only)
yaffsfs_SetError(-EROFS);
obj = yaffsfs_FindObject(NULL,path,0,1, &dir, ¬Dir,&loop);
obj = yaffsfs_FollowLink(obj,0,&loop);
- if(!dir && notDir)
+ if(!dir && notDir)
yaffsfs_SetError(-ENOTDIR);
- else if(loop)
+ else if(loop)
yaffsfs_SetError(-ELOOP);
- else if(!dir || !obj)
+ else if(!dir || !obj)
yaffsfs_SetError(-ENOENT);
else if(obj->my_dev->read_only)
yaffsfs_SetError(-EROFS);
}
if(alt_path)
path = alt_path;
-
+
yaffsfs_Lock();
parent = yaffsfs_FindDirectory(NULL,path,&name,0,¬Dir,&loop);
if(!parent && notDir)
yaffsfs_SetError(-ELOOP);
else if(!parent)
yaffsfs_SetError(-ENOENT);
- else if(strnlen(name,5) == 0){
+ else if(yaffsfs_TooManyObjects(parent->my_dev))
+ yaffsfs_SetError(-ENFILE);
+ else if(yaffs_strnlen(name,5) == 0){
/* Trying to make the root itself */
yaffsfs_SetError(-EEXIST);
} else if(parent->my_dev->read_only)
return (void *)dev;
}
-int yaffs_mount2(const YCHAR *path,int read_only)
+int yaffs_mount_common(const YCHAR *path,int read_only, int skip_checkpt)
{
int retVal=-1;
int result=YAFFS_FAIL;
if(dev){
if(!dev->is_mounted){
dev->read_only = read_only ? 1 : 0;
- result = yaffs_guts_initialise(dev);
+ if(skip_checkpt) {
+ u8 skip = dev->param.skip_checkpt_rd;
+ dev->param.skip_checkpt_rd = 1;
+ result = yaffs_guts_initialise(dev);
+ dev->param.skip_checkpt_rd = skip;
+ } else {
+ result = yaffs_guts_initialise(dev);
+ }
+
if(result == YAFFS_FAIL)
yaffsfs_SetError(-ENOMEM);
retVal = result ? 0 : -1;
}
+int yaffs_mount2(const YCHAR *path, int readonly)
+{
+ return yaffs_mount_common(path, readonly, 0);
+}
int yaffs_mount(const YCHAR *path)
{
- return yaffs_mount2(path,0);
+ return yaffs_mount_common(path, 0, 0);
}
int yaffs_sync(const YCHAR *path)
yaffsfs_SetError(-ENAMETOOLONG);
return -1;
}
-
+
yaffsfs_Lock();
dev = yaffsfs_FindDevice(path,&dummy);
if(dev){
else if(dev->read_only)
yaffsfs_SetError(-EROFS);
else {
-
+
yaffs_flush_whole_cache(dev);
yaffs_checkpoint_save(dev);
retVal = 0;
-
- }
+
+ }
}else
yaffsfs_SetError(-ENODEV);
yaffsfs_Unlock();
- return retVal;
+ return retVal;
}
yaffsfs_Lock();
dev = yaffsfs_FindDevice(path,&dummy);
if(dev && dev->is_mounted){
- retVal = (dev->param.end_block - dev->param.start_block + 1) -
+ retVal = (dev->param.end_block - dev->param.start_block + 1) -
dev->param.n_reserved_blocks;
retVal *= dev->param.chunks_per_block;
retVal *= dev->data_bytes_per_chunk;
if(n_obj > dev->n_hardlinks)
retVal = n_obj - dev->n_hardlinks;
}
-
+
if(retVal < 0)
yaffsfs_SetError(-EINVAL);
-
+
yaffsfs_Unlock();
- return retVal;
+ return retVal;
}
void yaffs_add_device(struct yaffs_dev *dev)
{
+ struct list_head *cfg;
+ /* First check that the device is not in the list. */
+
+ list_for_each(cfg, &yaffsfs_deviceList){
+ if(dev == list_entry(cfg, struct yaffs_dev, dev_list))
+ return;
+ }
+
dev->is_mounted = 0;
dev->param.remove_obj_fn = yaffsfs_RemoveObjectCallback;
list_del_init(&dev->dev_list);
}
+/* Functions to iterate through devices. NB Use with extreme care! */
+static struct list_head *dev_iterator;
+void yaffs_dev_rewind(void)
+{
+ dev_iterator = yaffsfs_deviceList.next;
+}
+struct yaffs_dev *yaffs_next_dev(void)
+{
+ struct yaffs_dev *retval;
+
+ if(!dev_iterator)
+ return NULL;
+ if(dev_iterator == &yaffsfs_deviceList)
+ return NULL;
+
+ retval = list_entry(dev_iterator, struct yaffs_dev, dev_list);
+ dev_iterator = dev_iterator->next;
+ return retval;
+}
/* Directory search stuff. */
struct yaffs_obj *dirObj; /* ptr to directory being searched */
struct yaffs_obj *nextReturn; /* obj to be returned by next readddir */
int offset;
- struct list_head others;
+ struct list_head others;
} yaffsfs_DirectorySearchContext;
memset(dsc,0,sizeof(yaffsfs_DirectorySearchContext));
dsc->magic = YAFFS_MAGIC;
dsc->dirObj = obj;
- strncpy(dsc->name,dirname,NAME_MAX);
+ yaffs_strncpy(dsc->name,dirname,NAME_MAX);
INIT_LIST_HEAD(&dsc->others);
if(!search_contexts.next)
INIT_LIST_HEAD(&search_contexts);
- list_add(&dsc->others,&search_contexts);
+ list_add(&dsc->others,&search_contexts);
yaffsfs_SetDirRewound(dsc);
}
dsc->de.d_dont_use = (unsigned)dsc->nextReturn;
dsc->de.d_off = dsc->offset++;
yaffs_get_obj_name(dsc->nextReturn,dsc->de.d_name,NAME_MAX);
- if(strnlen(dsc->de.d_name,NAME_MAX+1) == 0)
+ if(yaffs_strnlen(dsc->de.d_name,NAME_MAX+1) == 0)
{
/* this should not happen! */
- strcpy(dsc->de.d_name,_Y("zz"));
+ yaffs_strcpy(dsc->de.d_name,_Y("zz"));
}
dsc->de.d_reclen = sizeof(struct yaffs_dirent);
retVal = &dsc->de;
yaffsfs_SetError(-ENOTDIR);
else if(loop)
yaffsfs_SetError(-ELOOP);
- else if( !parent || strnlen(name,5) < 1)
+ else if( !parent || yaffs_strnlen(name,5) < 1)
yaffsfs_SetError(-ENOENT);
+ else if(yaffsfs_TooManyObjects(parent->my_dev))
+ yaffsfs_SetError(-ENFILE);
else if(parent->my_dev->read_only)
yaffsfs_SetError(-EROFS);
else if(parent){
obj = yaffsfs_FindObject(NULL,path,0,1, &dir,¬Dir,&loop);
- if(!dir && notDir)
+ if(!dir && notDir)
yaffsfs_SetError(-ENOTDIR);
- else if(loop)
+ else if(loop)
yaffsfs_SetError(-ELOOP);
- else if(!dir || !obj)
+ else if(!dir || !obj)
yaffsfs_SetError(-ENOENT);
else if(obj->variant_type != YAFFS_OBJECT_TYPE_SYMLINK)
yaffsfs_SetError(-EINVAL);
else {
YCHAR *alias = obj->variant.symlink_variant.alias;
memset(buf,0,bufsiz);
- strncpy(buf,alias,bufsiz - 1);
+ yaffs_strncpy(buf,alias,bufsiz - 1);
retVal = 0;
}
yaffsfs_Unlock();
yaffsfs_SetError(-ENOENT);
else if(obj->my_dev->read_only)
yaffsfs_SetError(-EROFS);
+ else if(yaffsfs_TooManyObjects(obj->my_dev))
+ yaffsfs_SetError(-ENFILE);
else if(lnk)
yaffsfs_SetError(-EEXIST);
else if(lnk_dir->my_dev != obj->my_dev)
yaffsfs_SetError(-EXDEV);
- else {
+ else {
retVal = yaffsfs_CheckNameLength(newname);
-
+
if(retVal == 0) {
lnk = yaffs_link_obj(lnk_dir,newname,obj);
if(lnk)
/*
* D E B U G F U N C T I O N S
*/
-
+
/*
* yaffs_n_handles()
* Returns number of handles attached to the object