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-rw-r--r--src/H5Fmount.c351
1 files changed, 171 insertions, 180 deletions
diff --git a/src/H5Fmount.c b/src/H5Fmount.c
index 9d32fa5..20c243e 100644
--- a/src/H5Fmount.c
+++ b/src/H5Fmount.c
@@ -11,25 +11,23 @@
* help@hdfgroup.org. *
* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
-#include "H5Fmodule.h" /* This source code file is part of the H5F module */
-
+#include "H5Fmodule.h" /* This source code file is part of the H5F module */
/* Packages needed by this file... */
-#include "H5private.h" /* Generic Functions */
-#include "H5ACprivate.h" /* Metadata cache */
-#include "H5CXprivate.h" /* API Contexts */
-#include "H5Eprivate.h" /* Error handling */
-#include "H5Fpkg.h" /* File access */
-#include "H5Gprivate.h" /* Groups */
-#include "H5Iprivate.h" /* IDs */
-#include "H5MMprivate.h" /* Memory management */
-#include "H5Pprivate.h" /* Property lists */
-#include "H5VLprivate.h" /* Virtual Object Layer */
+#include "H5private.h" /* Generic Functions */
+#include "H5ACprivate.h" /* Metadata cache */
+#include "H5CXprivate.h" /* API Contexts */
+#include "H5Eprivate.h" /* Error handling */
+#include "H5Fpkg.h" /* File access */
+#include "H5Gprivate.h" /* Groups */
+#include "H5Iprivate.h" /* IDs */
+#include "H5MMprivate.h" /* Memory management */
+#include "H5Pprivate.h" /* Property lists */
+#include "H5VLprivate.h" /* Virtual Object Layer */
/* PRIVATE PROTOTYPES */
static void H5F__mount_count_ids_recurse(H5F_t *f, unsigned *nopen_files, unsigned *nopen_objs);
-
/*-------------------------------------------------------------------------
* Function: H5F__close_mounts
*
@@ -45,8 +43,8 @@ static void H5F__mount_count_ids_recurse(H5F_t *f, unsigned *nopen_files, unsign
herr_t
H5F__close_mounts(H5F_t *f)
{
- unsigned u; /* Local index */
- herr_t ret_value = SUCCEED; /* Return value */
+ unsigned u; /* Local index */
+ herr_t ret_value = SUCCEED; /* Return value */
FUNC_ENTER_PACKAGE
@@ -58,21 +56,21 @@ H5F__close_mounts(H5F_t *f)
*/
for (u = f->shared->mtab.nmounts - 1; u < f->shared->mtab.nmounts; u--) {
/* Only unmount children mounted to this top level file structure */
- if(f->shared->mtab.child[u].file->parent == f) {
+ if (f->shared->mtab.child[u].file->parent == f) {
/* Detach the child file from the parent file */
f->shared->mtab.child[u].file->parent = NULL;
/* Close the internal group maintaining the mount point */
- if(H5G_close(f->shared->mtab.child[u].group) < 0)
+ if (H5G_close(f->shared->mtab.child[u].group) < 0)
HGOTO_ERROR(H5E_FILE, H5E_CANTCLOSEOBJ, FAIL, "can't close child group")
/* Close the child file */
- if(H5F_try_close(f->shared->mtab.child[u].file, NULL) < 0)
+ if (H5F_try_close(f->shared->mtab.child[u].file, NULL) < 0)
HGOTO_ERROR(H5E_FILE, H5E_CANTCLOSEFILE, FAIL, "can't close child file")
/* Eliminate the mount point from the table */
HDmemmove(f->shared->mtab.child + u, f->shared->mtab.child + u + 1,
- (f->shared->mtab.nmounts - u - 1) * sizeof(f->shared->mtab.child[0]));
+ (f->shared->mtab.nmounts - u - 1) * sizeof(f->shared->mtab.child[0]));
f->shared->mtab.nmounts--;
f->nmounts--;
}
@@ -84,7 +82,6 @@ done:
FUNC_LEAVE_NOAPI(ret_value)
} /* end H5F__close_mounts() */
-
/*-------------------------------------------------------------------------
* Function: H5F__mount
*
@@ -102,16 +99,16 @@ done:
herr_t
H5F__mount(H5G_loc_t *loc, const char *name, H5F_t *child, hid_t H5_ATTR_UNUSED plist_id)
{
- H5G_t *mount_point = NULL; /*mount point group */
- H5F_t *ancestor = NULL; /*ancestor files */
- H5F_t *parent = NULL; /*file containing mount point */
- unsigned lt, rt, md; /*binary search indices */
- int cmp; /*binary search comparison value*/
- H5G_loc_t mp_loc; /* entry of moint point to be opened */
- H5G_name_t mp_path; /* Mount point group hier. path */
- H5O_loc_t mp_oloc; /* Mount point object location */
- H5G_loc_t root_loc; /* Group location of root of file to mount */
- herr_t ret_value = SUCCEED; /* Return value */
+ H5G_t * mount_point = NULL; /*mount point group */
+ H5F_t * ancestor = NULL; /*ancestor files */
+ H5F_t * parent = NULL; /*file containing mount point */
+ unsigned lt, rt, md; /*binary search indices */
+ int cmp; /*binary search comparison value*/
+ H5G_loc_t mp_loc; /* entry of moint point to be opened */
+ H5G_name_t mp_path; /* Mount point group hier. path */
+ H5O_loc_t mp_oloc; /* Mount point object location */
+ H5G_loc_t root_loc; /* Group location of root of file to mount */
+ herr_t ret_value = SUCCEED; /* Return value */
FUNC_ENTER_PACKAGE
@@ -131,24 +128,24 @@ H5F__mount(H5G_loc_t *loc, const char *name, H5F_t *child, hid_t H5_ATTR_UNUSED
* the parent & child files have the same file close degree, and
* that the mount wouldn't introduce a cycle in the mount tree.
*/
- if(child->parent)
+ if (child->parent)
HGOTO_ERROR(H5E_FILE, H5E_MOUNT, FAIL, "file is already mounted")
- if(H5G_loc_find(loc, name, &mp_loc) < 0)
+ if (H5G_loc_find(loc, name, &mp_loc) < 0)
HGOTO_ERROR(H5E_SYM, H5E_NOTFOUND, FAIL, "group not found")
/* If the mount location is holding its file open, that file will close
* and remove the mount as soon as we exit this function. Prevent the
* user from doing this.
*/
- if(mp_loc.oloc->holding_file != FALSE)
+ if (mp_loc.oloc->holding_file != FALSE)
HGOTO_ERROR(H5E_FILE, H5E_MOUNT, FAIL, "mount path cannot contain links to external files")
/* Open the mount point group */
- if(NULL == (mount_point = H5G_open(&mp_loc)))
+ if (NULL == (mount_point = H5G_open(&mp_loc)))
HGOTO_ERROR(H5E_FILE, H5E_MOUNT, FAIL, "mount point not found")
/* Check if the proposed mount point group is already a mount point */
- if(H5G_MOUNTED(mount_point))
- HGOTO_ERROR(H5E_FILE, H5E_MOUNT, FAIL, "mount point is already in use")
+ if (H5G_MOUNTED(mount_point))
+ HGOTO_ERROR(H5E_FILE, H5E_MOUNT, FAIL, "mount point is already in use")
/* Retrieve information from the mount point group */
/* (Some of which we had before but was reset in mp_loc when the group
@@ -160,13 +157,13 @@ H5F__mount(H5G_loc_t *loc, const char *name, H5F_t *child, hid_t H5_ATTR_UNUSED
HDassert(mp_loc.oloc);
mp_loc.path = H5G_nameof(mount_point);
HDassert(mp_loc.path);
- for(ancestor = parent; ancestor; ancestor = ancestor->parent) {
- if(ancestor->shared == child->shared)
+ for (ancestor = parent; ancestor; ancestor = ancestor->parent) {
+ if (ancestor->shared == child->shared)
HGOTO_ERROR(H5E_FILE, H5E_MOUNT, FAIL, "mount would introduce a cycle")
}
/* Make certain that the parent & child files have the same "file close degree" */
- if(parent->shared->fc_degree != child->shared->fc_degree)
+ if (parent->shared->fc_degree != child->shared->fc_degree)
HGOTO_ERROR(H5E_FILE, H5E_MOUNT, FAIL, "mounted file has different file close degree than parent")
/*
@@ -175,68 +172,69 @@ H5F__mount(H5G_loc_t *loc, const char *name, H5F_t *child, hid_t H5_ATTR_UNUSED
* `md' will be the index where the child should be inserted.
*/
lt = md = 0;
- rt = parent->shared->mtab.nmounts;
- cmp = -1;
- while(lt < rt && cmp) {
- H5O_loc_t *oloc; /*temporary symbol table entry */
+ rt = parent->shared->mtab.nmounts;
+ cmp = -1;
+ while (lt < rt && cmp) {
+ H5O_loc_t *oloc; /*temporary symbol table entry */
- md = (lt + rt) / 2;
+ md = (lt + rt) / 2;
oloc = H5G_oloc(parent->shared->mtab.child[md].group);
- cmp = H5F_addr_cmp(mp_loc.oloc->addr, oloc->addr);
- if(cmp < 0)
+ cmp = H5F_addr_cmp(mp_loc.oloc->addr, oloc->addr);
+ if (cmp < 0)
rt = md;
- else if(cmp > 0)
+ else if (cmp > 0)
lt = md + 1;
}
- if(cmp > 0)
+ if (cmp > 0)
md++;
- if(!cmp)
+ if (!cmp)
HGOTO_ERROR(H5E_FILE, H5E_MOUNT, FAIL, "mount point is already in use")
/* Make room in the table */
- if(parent->shared->mtab.nmounts >= parent->shared->mtab.nalloc) {
- unsigned n = MAX(16, 2 * parent->shared->mtab.nalloc);
- H5F_mount_t *x = (H5F_mount_t *)H5MM_realloc(parent->shared->mtab.child, n * sizeof(parent->shared->mtab.child[0]));
+ if (parent->shared->mtab.nmounts >= parent->shared->mtab.nalloc) {
+ unsigned n = MAX(16, 2 * parent->shared->mtab.nalloc);
+ H5F_mount_t *x = (H5F_mount_t *)H5MM_realloc(parent->shared->mtab.child,
+ n * sizeof(parent->shared->mtab.child[0]));
- if(!x)
+ if (!x)
HGOTO_ERROR(H5E_RESOURCE, H5E_NOSPACE, FAIL, "memory allocation failed for mount table")
- parent->shared->mtab.child = x;
+ parent->shared->mtab.child = x;
parent->shared->mtab.nalloc = n;
}
/* Insert into table */
HDmemmove(parent->shared->mtab.child + md + 1, parent->shared->mtab.child + md,
- (parent->shared->mtab.nmounts-md) * sizeof(parent->shared->mtab.child[0]));
+ (parent->shared->mtab.nmounts - md) * sizeof(parent->shared->mtab.child[0]));
parent->shared->mtab.nmounts++;
parent->nmounts++;
parent->shared->mtab.child[md].group = mount_point;
- parent->shared->mtab.child[md].file = child;
- child->parent = parent;
+ parent->shared->mtab.child[md].file = child;
+ child->parent = parent;
/* Set the group's mountpoint flag */
- if(H5G_mount(parent->shared->mtab.child[md].group) < 0)
+ if (H5G_mount(parent->shared->mtab.child[md].group) < 0)
HGOTO_ERROR(H5E_FILE, H5E_CANTCLOSEOBJ, FAIL, "unable to set group mounted flag")
/* Get the group location for the root group in the file to unmount */
- if(NULL == (root_loc.oloc = H5G_oloc(child->shared->root_grp)))
+ if (NULL == (root_loc.oloc = H5G_oloc(child->shared->root_grp)))
HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "unable to get object location for root group")
- if(NULL == (root_loc.path = H5G_nameof(child->shared->root_grp)))
+ if (NULL == (root_loc.path = H5G_nameof(child->shared->root_grp)))
HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "unable to get path for root group")
/* Search the open IDs and replace names for mount operation */
/* We pass H5G_UNKNOWN as object type; search all IDs */
- if(H5G_name_replace(NULL, H5G_NAME_MOUNT, mp_loc.oloc->file,
- mp_loc.path->full_path_r, root_loc.oloc->file, root_loc.path->full_path_r) < 0)
+ if (H5G_name_replace(NULL, H5G_NAME_MOUNT, mp_loc.oloc->file, mp_loc.path->full_path_r,
+ root_loc.oloc->file, root_loc.path->full_path_r) < 0)
HGOTO_ERROR(H5E_FILE, H5E_MOUNT, FAIL, "unable to replace name")
done:
- if(ret_value < 0) {
- if(mount_point) {
- if(H5G_close(mount_point) < 0)
+ if (ret_value < 0) {
+ if (mount_point) {
+ if (H5G_close(mount_point) < 0)
HDONE_ERROR(H5E_FILE, H5E_CANTCLOSEOBJ, FAIL, "unable to close mounted group")
}
else {
- if(H5G_loc_free(&mp_loc) < 0)
+ if (H5G_loc_free(&mp_loc) < 0)
HDONE_ERROR(H5E_SYM, H5E_CANTRELEASE, FAIL, "unable to free mount location")
}
}
@@ -244,7 +242,6 @@ done:
FUNC_LEAVE_NOAPI(ret_value)
} /* end H5F__mount() */
-
/*-------------------------------------------------------------------------
* Function: H5F__unmount
*
@@ -266,17 +263,17 @@ done:
herr_t
H5F__unmount(H5G_loc_t *loc, const char *name)
{
- H5G_t *child_group = NULL; /* Child's group in parent mtab */
- H5F_t *child = NULL; /*mounted file */
- H5F_t *parent = NULL; /*file where mounted */
- H5O_loc_t *mnt_oloc; /* symbol table entry for root of mounted file */
- H5G_name_t mp_path; /* Mount point group hier. path */
- H5O_loc_t mp_oloc; /* Mount point object location */
- H5G_loc_t mp_loc; /* entry used to open mount point*/
- hbool_t mp_loc_setup = FALSE; /* Whether mount point location is set up */
- H5G_loc_t root_loc; /* Group location of root of file to unmount */
- int child_idx; /* Index of child in parent's mtab */
- herr_t ret_value = SUCCEED; /*return value */
+ H5G_t * child_group = NULL; /* Child's group in parent mtab */
+ H5F_t * child = NULL; /*mounted file */
+ H5F_t * parent = NULL; /*file where mounted */
+ H5O_loc_t *mnt_oloc; /* symbol table entry for root of mounted file */
+ H5G_name_t mp_path; /* Mount point group hier. path */
+ H5O_loc_t mp_oloc; /* Mount point object location */
+ H5G_loc_t mp_loc; /* entry used to open mount point*/
+ hbool_t mp_loc_setup = FALSE; /* Whether mount point location is set up */
+ H5G_loc_t root_loc; /* Group location of root of file to unmount */
+ int child_idx; /* Index of child in parent's mtab */
+ herr_t ret_value = SUCCEED; /*return value */
FUNC_ENTER_PACKAGE
@@ -293,23 +290,23 @@ H5F__unmount(H5G_loc_t *loc, const char *name)
* If we get the root group and the file has a parent in the mount tree,
* then we must have found the mount point.
*/
- if(H5G_loc_find(loc, name, &mp_loc/*out*/) < 0)
+ if (H5G_loc_find(loc, name, &mp_loc /*out*/) < 0)
HGOTO_ERROR(H5E_SYM, H5E_NOTFOUND, FAIL, "group not found")
mp_loc_setup = TRUE;
- child = mp_loc.oloc->file;
- mnt_oloc = H5G_oloc(child->shared->root_grp);
- child_idx = -1;
+ child = mp_loc.oloc->file;
+ mnt_oloc = H5G_oloc(child->shared->root_grp);
+ child_idx = -1;
- if(child->parent && H5F_addr_eq(mp_oloc.addr, mnt_oloc->addr)) {
- unsigned u; /*counters */
+ if (child->parent && H5F_addr_eq(mp_oloc.addr, mnt_oloc->addr)) {
+ unsigned u; /*counters */
/*
* We've been given the root group of the child. We do a reverse
* lookup in the parent's mount table to find the correct entry.
*/
parent = child->parent;
- for(u = 0; u < parent->shared->mtab.nmounts; u++) {
- if(parent->shared->mtab.child[u].file->shared == child->shared) {
+ for (u = 0; u < parent->shared->mtab.nmounts; u++) {
+ if (parent->shared->mtab.child[u].file->shared == child->shared) {
/* Found the correct index */
child_idx = (int)u;
break;
@@ -317,37 +314,37 @@ H5F__unmount(H5G_loc_t *loc, const char *name)
}
}
else {
- unsigned lt, rt, md = 0; /*binary search indices */
- int cmp; /*binary search comparison value*/
+ unsigned lt, rt, md = 0; /*binary search indices */
+ int cmp; /*binary search comparison value*/
/* We've been given the mount point in the parent. We use a binary
* search in the parent to locate the mounted file, if any.
*/
parent = child; /*we guessed wrong*/
- lt = 0;
- rt = parent->shared->mtab.nmounts;
- cmp = -1;
+ lt = 0;
+ rt = parent->shared->mtab.nmounts;
+ cmp = -1;
- while(lt < rt && cmp) {
- md = (lt + rt) / 2;
+ while (lt < rt && cmp) {
+ md = (lt + rt) / 2;
mnt_oloc = H5G_oloc(parent->shared->mtab.child[md].group);
- cmp = H5F_addr_cmp(mp_oloc.addr, mnt_oloc->addr);
- if (cmp<0)
+ cmp = H5F_addr_cmp(mp_oloc.addr, mnt_oloc->addr);
+ if (cmp < 0)
rt = md;
else
lt = md + 1;
}
- if(cmp)
+ if (cmp)
HGOTO_ERROR(H5E_FILE, H5E_MOUNT, FAIL, "not a mount point")
/* Found the correct index, set the info about the child */
child_idx = (int)md;
H5G_loc_free(&mp_loc);
mp_loc_setup = FALSE;
- mp_loc.oloc = mnt_oloc;
- mp_loc.path = H5G_nameof(parent->shared->mtab.child[md].group);
- child = parent->shared->mtab.child[child_idx].file;
+ mp_loc.oloc = mnt_oloc;
+ mp_loc.path = H5G_nameof(parent->shared->mtab.child[md].group);
+ child = parent->shared->mtab.child[child_idx].file;
/* Set the parent to be the actual parent of the discovered child.
* Could be different due to the shared mount table. */
@@ -359,42 +356,43 @@ H5F__unmount(H5G_loc_t *loc, const char *name)
child_group = parent->shared->mtab.child[child_idx].group;
/* Get the group location for the root group in the file to unmount */
- if(NULL == (root_loc.oloc = H5G_oloc(child->shared->root_grp)))
+ if (NULL == (root_loc.oloc = H5G_oloc(child->shared->root_grp)))
HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "unable to get object location for root group")
- if(NULL == (root_loc.path = H5G_nameof(child->shared->root_grp)))
+ if (NULL == (root_loc.path = H5G_nameof(child->shared->root_grp)))
HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "unable to get path for root group")
/* Search the open IDs replace names to reflect unmount operation */
- if(H5G_name_replace(NULL, H5G_NAME_UNMOUNT, mp_loc.oloc->file,
- mp_loc.path->full_path_r, root_loc.oloc->file, root_loc.path->full_path_r) < 0)
+ if (H5G_name_replace(NULL, H5G_NAME_UNMOUNT, mp_loc.oloc->file, mp_loc.path->full_path_r,
+ root_loc.oloc->file, root_loc.path->full_path_r) < 0)
HGOTO_ERROR(H5E_SYM, H5E_CANTINIT, FAIL, "unable to replace name")
/* Eliminate the mount point from the table */
- HDmemmove(parent->shared->mtab.child + (unsigned)child_idx, (parent->shared->mtab.child + (unsigned)child_idx) + 1,
- ((parent->shared->mtab.nmounts - (unsigned)child_idx) - 1) * sizeof(parent->shared->mtab.child[0]));
+ HDmemmove(parent->shared->mtab.child + (unsigned)child_idx,
+ (parent->shared->mtab.child + (unsigned)child_idx) + 1,
+ ((parent->shared->mtab.nmounts - (unsigned)child_idx) - 1) *
+ sizeof(parent->shared->mtab.child[0]));
parent->shared->mtab.nmounts -= 1;
parent->nmounts -= 1;
/* Unmount the child file from the parent file */
- if(H5G_unmount(child_group) < 0)
+ if (H5G_unmount(child_group) < 0)
HGOTO_ERROR(H5E_FILE, H5E_CANTCLOSEOBJ, FAIL, "unable to reset group mounted flag")
- if(H5G_close(child_group) < 0)
+ if (H5G_close(child_group) < 0)
HGOTO_ERROR(H5E_FILE, H5E_CANTCLOSEOBJ, FAIL, "unable to close unmounted group")
/* Detach child file from parent & see if it should close */
child->parent = NULL;
- if(H5F_try_close(child, NULL) < 0)
+ if (H5F_try_close(child, NULL) < 0)
HGOTO_ERROR(H5E_FILE, H5E_CANTCLOSEFILE, FAIL, "unable to close unmounted file")
done:
/* Free the mount point location's information, if it's been set up */
- if(mp_loc_setup)
+ if (mp_loc_setup)
H5G_loc_free(&mp_loc);
FUNC_LEAVE_NOAPI(ret_value)
} /* end H5F__unmount() */
-
/*-------------------------------------------------------------------------
* Function: H5F_is_mount
*
@@ -411,13 +409,13 @@ done:
hbool_t
H5F_is_mount(const H5F_t *file)
{
- hbool_t ret_value = FALSE; /* Return value */
+ hbool_t ret_value = FALSE; /* Return value */
FUNC_ENTER_NOAPI_NOINIT_NOERR
HDassert(file);
- if(file->parent != NULL)
+ if (file->parent != NULL)
ret_value = TRUE;
else
ret_value = FALSE;
@@ -425,7 +423,6 @@ H5F_is_mount(const H5F_t *file)
FUNC_LEAVE_NOAPI(ret_value)
} /* end H5F_is_mount() */
-
/*-------------------------------------------------------------------------
* Function: H5Fmount
*
@@ -439,57 +436,56 @@ H5F_is_mount(const H5F_t *file)
herr_t
H5Fmount(hid_t loc_id, const char *name, hid_t child_id, hid_t plist_id)
{
- H5VL_object_t *loc_vol_obj = NULL; /* Parent object */
- H5VL_object_t *child_vol_obj = NULL; /* Child object */
- H5I_type_t loc_type; /* ID type of location */
- H5I_type_t child_type; /* ID type of child */
- herr_t ret_value = SUCCEED; /* Return value */
+ H5VL_object_t *loc_vol_obj = NULL; /* Parent object */
+ H5VL_object_t *child_vol_obj = NULL; /* Child object */
+ H5I_type_t loc_type; /* ID type of location */
+ H5I_type_t child_type; /* ID type of child */
+ herr_t ret_value = SUCCEED; /* Return value */
FUNC_ENTER_API(FAIL)
H5TRACE4("e", "i*sii", loc_id, name, child_id, plist_id);
/* Check arguments */
loc_type = H5I_get_type(loc_id);
- if(H5I_FILE != loc_type && H5I_GROUP != loc_type)
+ if (H5I_FILE != loc_type && H5I_GROUP != loc_type)
HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "loc_id parameter not a file or group ID")
- if(!name)
+ if (!name)
HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "name parameter cannot be NULL")
- if(!*name)
+ if (!*name)
HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "name parameter cannot be the empty string")
child_type = H5I_get_type(child_id);
- if(H5I_FILE != child_type)
+ if (H5I_FILE != child_type)
HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "child_id parameter not a file ID")
- if(H5P_DEFAULT == plist_id)
+ if (H5P_DEFAULT == plist_id)
plist_id = H5P_FILE_MOUNT_DEFAULT;
- else
- if(TRUE != H5P_isa_class(plist_id, H5P_FILE_MOUNT))
- HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "plist_id is not a file mount property list ID")
+ else if (TRUE != H5P_isa_class(plist_id, H5P_FILE_MOUNT))
+ HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "plist_id is not a file mount property list ID")
/* Set up collective metadata if appropriate */
- if(H5CX_set_loc(loc_id) < 0)
+ if (H5CX_set_loc(loc_id) < 0)
HGOTO_ERROR(H5E_FILE, H5E_CANTSET, FAIL, "can't set collective metadata read info")
/* Get the location object */
- if(NULL == (loc_vol_obj = (H5VL_object_t *)H5I_object(loc_id)))
+ if (NULL == (loc_vol_obj = (H5VL_object_t *)H5I_object(loc_id)))
HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "could not get location object")
/* Get the child object */
- if(NULL == (child_vol_obj = (H5VL_object_t *)H5I_object(child_id)))
+ if (NULL == (child_vol_obj = (H5VL_object_t *)H5I_object(child_id)))
HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "could not get child object")
/* Check if both objects are associated with the same VOL connector */
- if(loc_vol_obj->connector->cls->value != child_vol_obj->connector->cls->value)
+ if (loc_vol_obj->connector->cls->value != child_vol_obj->connector->cls->value)
HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "Can't mount file onto object from different VOL connector")
/* Perform the mount operation */
- if(H5VL_file_specific(loc_vol_obj, H5VL_FILE_MOUNT, H5P_DATASET_XFER_DEFAULT, H5_REQUEST_NULL, (int)loc_type, name, child_vol_obj->data, plist_id) < 0)
+ if (H5VL_file_specific(loc_vol_obj, H5VL_FILE_MOUNT, H5P_DATASET_XFER_DEFAULT, H5_REQUEST_NULL,
+ (int)loc_type, name, child_vol_obj->data, plist_id) < 0)
HGOTO_ERROR(H5E_FILE, H5E_MOUNT, FAIL, "unable to mount file")
done:
FUNC_LEAVE_API(ret_value)
} /* end H5Fmount() */
-
/*-------------------------------------------------------------------------
* Function: H5Funmount
*
@@ -509,39 +505,39 @@ done:
herr_t
H5Funmount(hid_t loc_id, const char *name)
{
- H5VL_object_t *vol_obj = NULL; /* Parent object */
- H5I_type_t loc_type; /* ID type of location */
- herr_t ret_value = SUCCEED; /* Return value */
+ H5VL_object_t *vol_obj = NULL; /* Parent object */
+ H5I_type_t loc_type; /* ID type of location */
+ herr_t ret_value = SUCCEED; /* Return value */
FUNC_ENTER_API(FAIL)
H5TRACE2("e", "i*s", loc_id, name);
/* Check arguments */
loc_type = H5I_get_type(loc_id);
- if(H5I_FILE != loc_type && H5I_GROUP != loc_type)
+ if (H5I_FILE != loc_type && H5I_GROUP != loc_type)
HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "loc_id parameter not a file or group ID")
- if(!name)
+ if (!name)
HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "name parameter cannot be NULL")
- if(!*name)
+ if (!*name)
HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "name parameter cannot be the empty string")
/* Set up collective metadata if appropriate */
- if(H5CX_set_loc(loc_id) < 0)
+ if (H5CX_set_loc(loc_id) < 0)
HGOTO_ERROR(H5E_FILE, H5E_CANTSET, FAIL, "can't set collective metadata read info")
/* Get the location object */
- if(NULL == (vol_obj = (H5VL_object_t *)H5I_object(loc_id)))
+ if (NULL == (vol_obj = (H5VL_object_t *)H5I_object(loc_id)))
HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "could not get location object")
/* Perform the unmount operation */
- if(H5VL_file_specific(vol_obj, H5VL_FILE_UNMOUNT, H5P_DATASET_XFER_DEFAULT, H5_REQUEST_NULL, (int)loc_type, name) < 0)
+ if (H5VL_file_specific(vol_obj, H5VL_FILE_UNMOUNT, H5P_DATASET_XFER_DEFAULT, H5_REQUEST_NULL,
+ (int)loc_type, name) < 0)
HGOTO_ERROR(H5E_FILE, H5E_MOUNT, FAIL, "unable to unmount file")
done:
FUNC_LEAVE_API(ret_value)
} /* end H5Funmount() */
-
/*-------------------------------------------------------------------------
* Function: H5F__mount_count_ids_recurse
*
@@ -558,7 +554,7 @@ done:
static void
H5F__mount_count_ids_recurse(H5F_t *f, unsigned *nopen_files, unsigned *nopen_objs)
{
- unsigned u; /* Local index value */
+ unsigned u; /* Local index value */
FUNC_ENTER_STATIC_NOERR
@@ -568,7 +564,7 @@ H5F__mount_count_ids_recurse(H5F_t *f, unsigned *nopen_files, unsigned *nopen_ob
HDassert(nopen_objs);
/* If this file is still open, increment number of file IDs open */
- if(H5F_ID_EXISTS(f))
+ if (H5F_ID_EXISTS(f))
*nopen_files += 1;
/* Increment number of open objects in file
@@ -578,11 +574,11 @@ H5F__mount_count_ids_recurse(H5F_t *f, unsigned *nopen_files, unsigned *nopen_ob
*nopen_objs += (f->nopen_objs - f->nmounts);
/* Iterate over files mounted in this file and add in their open ID counts also */
- for(u = 0; u < f->shared->mtab.nmounts; u++) {
+ for (u = 0; u < f->shared->mtab.nmounts; u++) {
/* Only recurse on children mounted to this top level file structure */
- if(f->shared->mtab.child[u].file->parent == f) {
+ if (f->shared->mtab.child[u].file->parent == f) {
/* Increment the open object count if the mount point group has an open ID */
- if(H5G_get_shared_count(f->shared->mtab.child[u].group) > 1)
+ if (H5G_get_shared_count(f->shared->mtab.child[u].group) > 1)
*nopen_objs += 1;
H5F__mount_count_ids_recurse(f->shared->mtab.child[u].file, nopen_files, nopen_objs);
@@ -592,7 +588,6 @@ H5F__mount_count_ids_recurse(H5F_t *f, unsigned *nopen_files, unsigned *nopen_ob
FUNC_LEAVE_NOAPI_VOID
} /* end H5F__mount_count_ids_recurse() */
-
/*-------------------------------------------------------------------------
* Function: H5F__mount_count_ids
*
@@ -616,7 +611,7 @@ H5F__mount_count_ids(H5F_t *f, unsigned *nopen_files, unsigned *nopen_objs)
HDassert(nopen_objs);
/* Find the top file in the mounting hierarchy */
- while(f->parent)
+ while (f->parent)
f = f->parent;
/* Count open IDs in the hierarchy */
@@ -625,7 +620,6 @@ H5F__mount_count_ids(H5F_t *f, unsigned *nopen_files, unsigned *nopen_objs)
FUNC_LEAVE_NOAPI(SUCCEED)
} /* end H5F__mount_count_ids() */
-
/*-------------------------------------------------------------------------
* Function: H5F__flush_mounts_recurse
*
@@ -641,9 +635,9 @@ H5F__mount_count_ids(H5F_t *f, unsigned *nopen_files, unsigned *nopen_objs)
static herr_t
H5F__flush_mounts_recurse(H5F_t *f)
{
- unsigned nerrors = 0; /* Errors from recursive flushes */
- unsigned u; /* Index variable */
- herr_t ret_value = SUCCEED; /* Return value */
+ unsigned nerrors = 0; /* Errors from recursive flushes */
+ unsigned u; /* Index variable */
+ herr_t ret_value = SUCCEED; /* Return value */
FUNC_ENTER_STATIC
@@ -651,23 +645,22 @@ H5F__flush_mounts_recurse(H5F_t *f)
HDassert(f);
/* Flush all child files, not stopping for errors */
- for(u = 0; u < f->shared->mtab.nmounts; u++)
- if(H5F__flush_mounts_recurse(f->shared->mtab.child[u].file) < 0)
+ for (u = 0; u < f->shared->mtab.nmounts; u++)
+ if (H5F__flush_mounts_recurse(f->shared->mtab.child[u].file) < 0)
nerrors++;
/* Call the "real" flush routine, for this file */
- if(H5F__flush(f) < 0)
+ if (H5F__flush(f) < 0)
HGOTO_ERROR(H5E_FILE, H5E_CANTFLUSH, FAIL, "unable to flush file's cached information")
/* Check flush errors for children - errors are already on the stack */
- if(nerrors)
+ if (nerrors)
HGOTO_ERROR(H5E_FILE, H5E_CANTFLUSH, FAIL, "unable to flush file's child mounts")
done:
FUNC_LEAVE_NOAPI(ret_value)
} /* end H5F__flush_mounts_recurse() */
-
/*-------------------------------------------------------------------------
* Function: H5F_flush_mounts
*
@@ -683,7 +676,7 @@ done:
herr_t
H5F_flush_mounts(H5F_t *f)
{
- herr_t ret_value = SUCCEED; /* Return value */
+ herr_t ret_value = SUCCEED; /* Return value */
FUNC_ENTER_NOAPI(FAIL)
@@ -691,18 +684,17 @@ H5F_flush_mounts(H5F_t *f)
HDassert(f);
/* Find the top file in the mount hierarchy */
- while(f->parent)
+ while (f->parent)
f = f->parent;
/* Flush the mounted file hierarchy */
- if(H5F__flush_mounts_recurse(f) < 0)
+ if (H5F__flush_mounts_recurse(f) < 0)
HGOTO_ERROR(H5E_FILE, H5E_CANTFLUSH, FAIL, "unable to flush mounted file hierarchy")
done:
FUNC_LEAVE_NOAPI(ret_value)
} /* end H5F_flush_mounts() */
-
/*-------------------------------------------------------------------------
* Function: H5F_traverse_mount
*
@@ -717,14 +709,14 @@ done:
*-------------------------------------------------------------------------
*/
herr_t
-H5F_traverse_mount(H5O_loc_t *oloc/*in,out*/)
+H5F_traverse_mount(H5O_loc_t *oloc /*in,out*/)
{
- H5F_t *parent = oloc->file, /* File of object */
- *child = NULL; /* Child file */
- unsigned lt, rt, md = 0; /* Binary search indices */
- int cmp;
- H5O_loc_t *mnt_oloc = NULL; /* Object location for mount points */
- herr_t ret_value = SUCCEED; /* Return value */
+ H5F_t *parent = oloc->file, /* File of object */
+ *child = NULL; /* Child file */
+ unsigned lt, rt, md = 0; /* Binary search indices */
+ int cmp;
+ H5O_loc_t *mnt_oloc = NULL; /* Object location for mount points */
+ herr_t ret_value = SUCCEED; /* Return value */
FUNC_ENTER_NOAPI(FAIL)
@@ -740,21 +732,21 @@ H5F_traverse_mount(H5O_loc_t *oloc/*in,out*/)
* Use a binary search to find the potential mount point in the mount
* table for the parent
*/
- lt = 0;
- rt = parent->shared->mtab.nmounts;
+ lt = 0;
+ rt = parent->shared->mtab.nmounts;
cmp = -1;
- while(lt < rt && cmp) {
- md = (lt + rt) / 2;
+ while (lt < rt && cmp) {
+ md = (lt + rt) / 2;
mnt_oloc = H5G_oloc(parent->shared->mtab.child[md].group);
- cmp = H5F_addr_cmp(oloc->addr, mnt_oloc->addr);
- if(cmp < 0)
+ cmp = H5F_addr_cmp(oloc->addr, mnt_oloc->addr);
+ if (cmp < 0)
rt = md;
else
lt = md + 1;
}
/* Copy root info over to ENT */
- if(0 == cmp) {
+ if (0 == cmp) {
/* Get the child file */
child = parent->shared->mtab.child[md].file;
@@ -762,11 +754,11 @@ H5F_traverse_mount(H5O_loc_t *oloc/*in,out*/)
mnt_oloc = H5G_oloc(child->shared->root_grp);
/* Release the mount point */
- if(H5O_loc_free(oloc) < 0)
+ if (H5O_loc_free(oloc) < 0)
HGOTO_ERROR(H5E_FILE, H5E_CANTFREE, FAIL, "unable to free object location")
/* Copy the entry for the root group */
- if(H5O_loc_copy_deep(oloc, mnt_oloc) < 0)
+ if (H5O_loc_copy_deep(oloc, mnt_oloc) < 0)
HGOTO_ERROR(H5E_FILE, H5E_CANTCOPY, FAIL, "unable to copy object location")
/* In case the shared root group info points to a different file handle
@@ -776,9 +768,8 @@ H5F_traverse_mount(H5O_loc_t *oloc/*in,out*/)
/* Switch to child's file */
parent = child;
} /* end if */
- } while(!cmp);
+ } while (!cmp);
done:
FUNC_LEAVE_NOAPI(ret_value)
} /* end H5F_traverse_mount() */
-