diff options
Diffstat (limited to 'src/H5Goh.c')
-rw-r--r-- | src/H5Goh.c | 176 |
1 files changed, 81 insertions, 95 deletions
diff --git a/src/H5Goh.c b/src/H5Goh.c index cba6e80..3a90c46 100644 --- a/src/H5Goh.c +++ b/src/H5Goh.c @@ -15,77 +15,68 @@ /* Module Setup */ /****************/ -#include "H5Gmodule.h" /* This source code file is part of the H5G module */ -#define H5O_FRIEND /*suppress error about including H5Opkg */ - +#include "H5Gmodule.h" /* This source code file is part of the H5G module */ +#define H5O_FRIEND /*suppress error about including H5Opkg */ /***********/ /* Headers */ /***********/ -#include "H5private.h" /* Generic Functions */ -#include "H5Eprivate.h" /* Error handling */ -#include "H5Gpkg.h" /* Groups */ -#include "H5Iprivate.h" /* IDs */ -#include "H5Opkg.h" /* Object headers */ -#include "H5VLprivate.h" /* Virtual Object Layer */ - +#include "H5private.h" /* Generic Functions */ +#include "H5Eprivate.h" /* Error handling */ +#include "H5Gpkg.h" /* Groups */ +#include "H5Iprivate.h" /* IDs */ +#include "H5Opkg.h" /* Object headers */ +#include "H5VLprivate.h" /* Virtual Object Layer */ /****************/ /* Local Macros */ /****************/ - /******************/ /* Local Typedefs */ /******************/ - /********************/ /* Local Prototypes */ /********************/ -static void *H5O__group_get_copy_file_udata(void); -static void H5O__group_free_copy_file_udata(void *udata); -static htri_t H5O__group_isa(const H5O_t *loc); -static void *H5O__group_open(const H5G_loc_t *obj_loc, H5I_type_t *opened_type); -static void *H5O__group_create(H5F_t *f, void *_crt_info, H5G_loc_t *obj_loc); +static void * H5O__group_get_copy_file_udata(void); +static void H5O__group_free_copy_file_udata(void *udata); +static htri_t H5O__group_isa(const H5O_t *loc); +static void * H5O__group_open(const H5G_loc_t *obj_loc, H5I_type_t *opened_type); +static void * H5O__group_create(H5F_t *f, void *_crt_info, H5G_loc_t *obj_loc); static H5O_loc_t *H5O__group_get_oloc(hid_t obj_id); -static herr_t H5O__group_bh_info(const H5O_loc_t *loc, H5O_t *oh, - H5_ih_info_t *bh_info); - +static herr_t H5O__group_bh_info(const H5O_loc_t *loc, H5O_t *oh, H5_ih_info_t *bh_info); /*********************/ /* Package Variables */ /*********************/ - /*****************************/ /* Library Private Variables */ /*****************************/ - /*******************/ /* Local Variables */ /*******************/ /* This message derives from H5O object class */ const H5O_obj_class_t H5O_OBJ_GROUP[1] = {{ - H5O_TYPE_GROUP, /* object type */ - "group", /* object name, for debugging */ - H5O__group_get_copy_file_udata, /* get 'copy file' user data */ + H5O_TYPE_GROUP, /* object type */ + "group", /* object name, for debugging */ + H5O__group_get_copy_file_udata, /* get 'copy file' user data */ H5O__group_free_copy_file_udata, /* free 'copy file' user data */ - H5O__group_isa, /* "isa" message */ - H5O__group_open, /* open an object of this class */ - H5O__group_create, /* create an object of this class */ - H5O__group_get_oloc, /* get an object header location for an object */ - H5O__group_bh_info, /* get the index & heap info for an object */ - NULL /* flush an opened object of this class */ + H5O__group_isa, /* "isa" message */ + H5O__group_open, /* open an object of this class */ + H5O__group_create, /* create an object of this class */ + H5O__group_get_oloc, /* get an object header location for an object */ + H5O__group_bh_info, /* get the index & heap info for an object */ + NULL /* flush an opened object of this class */ }}; /* Declare the external free list to manage the H5O_ginfo_t struct */ H5FL_DEFINE(H5G_copy_file_ud_t); - /*------------------------------------------------------------------------- * Function: H5O__group_get_copy_file_udata * @@ -104,21 +95,20 @@ H5FL_DEFINE(H5G_copy_file_ud_t); static void * H5O__group_get_copy_file_udata(void) { - void *ret_value = NULL; /* Return value */ + void *ret_value = NULL; /* Return value */ FUNC_ENTER_STATIC /* Allocate space for the 'copy file' user data for copying groups. * Currently this is only a ginfo, so there is no specific struct type for * this operation. */ - if(NULL == (ret_value = H5FL_CALLOC(H5G_copy_file_ud_t))) + if (NULL == (ret_value = H5FL_CALLOC(H5G_copy_file_ud_t))) HGOTO_ERROR(H5E_RESOURCE, H5E_NOSPACE, NULL, "memory allocation failed") done: FUNC_LEAVE_NOAPI(ret_value) } /* end H5O__group_get_copy_file_udata() */ - /*------------------------------------------------------------------------- * Function: H5O__group_free_copy_file_udata * @@ -151,7 +141,6 @@ H5O__group_free_copy_file_udata(void *_udata) FUNC_LEAVE_NOAPI_VOID } /* end H5O__group_free_copy_file_udata() */ - /*------------------------------------------------------------------------- * Function: H5O__group_isa * @@ -172,19 +161,19 @@ H5O__group_free_copy_file_udata(void *_udata) static htri_t H5O__group_isa(const H5O_t *oh) { - htri_t stab_exists; /* Whether the 'stab' message is in the object header */ - htri_t linfo_exists; /* Whether the 'linfo' message is in the object header */ - htri_t ret_value = FAIL; /* Return value */ + htri_t stab_exists; /* Whether the 'stab' message is in the object header */ + htri_t linfo_exists; /* Whether the 'linfo' message is in the object header */ + htri_t ret_value = FAIL; /* Return value */ FUNC_ENTER_STATIC HDassert(oh); /* Check for any of the messages that indicate a group */ - if((stab_exists = H5O_msg_exists_oh(oh, H5O_STAB_ID)) < 0) - HGOTO_ERROR(H5E_SYM, H5E_NOTFOUND, FAIL, "unable to read object header") - if((linfo_exists = H5O_msg_exists_oh(oh, H5O_LINFO_ID)) < 0) - HGOTO_ERROR(H5E_SYM, H5E_NOTFOUND, FAIL, "unable to read object header") + if ((stab_exists = H5O_msg_exists_oh(oh, H5O_STAB_ID)) < 0) + HGOTO_ERROR(H5E_SYM, H5E_NOTFOUND, FAIL, "unable to read object header") + if ((linfo_exists = H5O_msg_exists_oh(oh, H5O_LINFO_ID)) < 0) + HGOTO_ERROR(H5E_SYM, H5E_NOTFOUND, FAIL, "unable to read object header") ret_value = (stab_exists > 0 || linfo_exists > 0); @@ -192,7 +181,6 @@ done: FUNC_LEAVE_NOAPI(ret_value) } /* end H5O__group_isa() */ - /*------------------------------------------------------------------------- * Function: H5O__group_open * @@ -209,8 +197,8 @@ done: static void * H5O__group_open(const H5G_loc_t *obj_loc, H5I_type_t *opened_type) { - H5G_t *grp = NULL; /* Group opened */ - void *ret_value = NULL; /* Return value */ + H5G_t *grp = NULL; /* Group opened */ + void * ret_value = NULL; /* Return value */ FUNC_ENTER_STATIC @@ -219,20 +207,19 @@ H5O__group_open(const H5G_loc_t *obj_loc, H5I_type_t *opened_type) *opened_type = H5I_GROUP; /* Open the group */ - if(NULL == (grp = H5G_open(obj_loc))) + if (NULL == (grp = H5G_open(obj_loc))) HGOTO_ERROR(H5E_SYM, H5E_CANTOPENOBJ, NULL, "unable to open group") ret_value = (void *)grp; done: - if(NULL == ret_value) - if(grp && H5G_close(grp) < 0) + if (NULL == ret_value) + if (grp && H5G_close(grp) < 0) HDONE_ERROR(H5E_SYM, H5E_CLOSEERROR, NULL, "unable to release group") FUNC_LEAVE_NOAPI(ret_value) } /* end H5O__group_open() */ - /*------------------------------------------------------------------------- * Function: H5O__group_create * @@ -249,9 +236,9 @@ done: static void * H5O__group_create(H5F_t *f, void *_crt_info, H5G_loc_t *obj_loc) { - H5G_obj_create_t *crt_info = (H5G_obj_create_t *)_crt_info; /* Group creation parameters */ - H5G_t *grp = NULL; /* New group created */ - void *ret_value = NULL; /* Return value */ + H5G_obj_create_t *crt_info = (H5G_obj_create_t *)_crt_info; /* Group creation parameters */ + H5G_t * grp = NULL; /* New group created */ + void * ret_value = NULL; /* Return value */ FUNC_ENTER_STATIC @@ -261,27 +248,26 @@ H5O__group_create(H5F_t *f, void *_crt_info, H5G_loc_t *obj_loc) HDassert(obj_loc); /* Create the the group */ - if(NULL == (grp = H5G__create(f, crt_info))) + if (NULL == (grp = H5G__create(f, crt_info))) HGOTO_ERROR(H5E_SYM, H5E_CANTINIT, NULL, "unable to create group") /* Set up the new group's location */ - if(NULL == (obj_loc->oloc = H5G_oloc(grp))) + if (NULL == (obj_loc->oloc = H5G_oloc(grp))) HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, NULL, "unable to get object location of group") - if(NULL == (obj_loc->path = H5G_nameof(grp))) + if (NULL == (obj_loc->path = H5G_nameof(grp))) HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, NULL, "unable to get path of group") /* Set the return value */ ret_value = grp; done: - if(ret_value == NULL) - if(grp && H5G_close(grp) < 0) + if (ret_value == NULL) + if (grp && H5G_close(grp) < 0) HDONE_ERROR(H5E_SYM, H5E_CLOSEERROR, NULL, "unable to release group") FUNC_LEAVE_NOAPI(ret_value) } /* end H5O__group_create() */ - /*------------------------------------------------------------------------- * Function: H5O__group_get_oloc * @@ -298,24 +284,23 @@ done: static H5O_loc_t * H5O__group_get_oloc(hid_t obj_id) { - H5G_t *grp; /* Group opened */ - H5O_loc_t *ret_value = NULL; /* Return value */ + H5G_t * grp; /* Group opened */ + H5O_loc_t *ret_value = NULL; /* Return value */ FUNC_ENTER_STATIC /* Get the group */ - if(NULL == (grp = (H5G_t *)H5VL_object(obj_id))) + if (NULL == (grp = (H5G_t *)H5VL_object(obj_id))) HGOTO_ERROR(H5E_OHDR, H5E_BADATOM, NULL, "couldn't get object from ID") /* Get the group's object header location */ - if(NULL == (ret_value = H5G_oloc(grp))) + if (NULL == (ret_value = H5G_oloc(grp))) HGOTO_ERROR(H5E_OHDR, H5E_CANTGET, NULL, "unable to get object location from object") done: FUNC_LEAVE_NOAPI(ret_value) } /* end H5O__group_get_oloc() */ - /*------------------------------------------------------------------------- * Function: H5O__group_bh_info * @@ -332,11 +317,11 @@ done: static herr_t H5O__group_bh_info(const H5O_loc_t *loc, H5O_t *oh, H5_ih_info_t *bh_info) { - htri_t exists; /* Flag if header message of interest exists */ - H5HF_t *fheap = NULL; /* Fractal heap handle */ - H5B2_t *bt2_name = NULL; /* v2 B-tree handle for name index */ - H5B2_t *bt2_corder = NULL; /* v2 B-tree handle for creation order index */ - herr_t ret_value = SUCCEED; /* Return value */ + htri_t exists; /* Flag if header message of interest exists */ + H5HF_t *fheap = NULL; /* Fractal heap handle */ + H5B2_t *bt2_name = NULL; /* v2 B-tree handle for name index */ + H5B2_t *bt2_corder = NULL; /* v2 B-tree handle for creation order index */ + herr_t ret_value = SUCCEED; /* Return value */ FUNC_ENTER_STATIC @@ -348,69 +333,70 @@ H5O__group_bh_info(const H5O_loc_t *loc, H5O_t *oh, H5_ih_info_t *bh_info) HDassert(bh_info); /* Check for "new style" group info */ - if((exists = H5O_msg_exists_oh(oh, H5O_LINFO_ID)) < 0) - HGOTO_ERROR(H5E_SYM, H5E_NOTFOUND, FAIL, "unable to read object header") - if(exists > 0) { - H5O_linfo_t linfo; /* Link info message */ + if ((exists = H5O_msg_exists_oh(oh, H5O_LINFO_ID)) < 0) + HGOTO_ERROR(H5E_SYM, H5E_NOTFOUND, FAIL, "unable to read object header") + if (exists > 0) { + H5O_linfo_t linfo; /* Link info message */ /* Get "new style" group info */ - if(NULL == H5O_msg_read_oh(loc->file, oh, H5O_LINFO_ID, &linfo)) - HGOTO_ERROR(H5E_SYM, H5E_CANTGET, FAIL, "can't read LINFO message") + if (NULL == H5O_msg_read_oh(loc->file, oh, H5O_LINFO_ID, &linfo)) + HGOTO_ERROR(H5E_SYM, H5E_CANTGET, FAIL, "can't read LINFO message") /* Check if name index available */ - if(H5F_addr_defined(linfo.name_bt2_addr)) { + if (H5F_addr_defined(linfo.name_bt2_addr)) { /* Open the name index v2 B-tree */ - if(NULL == (bt2_name = H5B2_open(loc->file, linfo.name_bt2_addr, NULL))) + if (NULL == (bt2_name = H5B2_open(loc->file, linfo.name_bt2_addr, NULL))) HGOTO_ERROR(H5E_SYM, H5E_CANTOPENOBJ, FAIL, "unable to open v2 B-tree for name index") /* Get name index B-tree size */ - if(H5B2_size(bt2_name, &bh_info->index_size) < 0) + if (H5B2_size(bt2_name, &bh_info->index_size) < 0) HGOTO_ERROR(H5E_SYM, H5E_CANTGET, FAIL, "can't retrieve B-tree storage info for name index") } /* end if */ /* Check if creation order index available */ - if(H5F_addr_defined(linfo.corder_bt2_addr)) { + if (H5F_addr_defined(linfo.corder_bt2_addr)) { /* Open the creation order index v2 B-tree */ - if(NULL == (bt2_corder = H5B2_open(loc->file, linfo.corder_bt2_addr, NULL))) - HGOTO_ERROR(H5E_SYM, H5E_CANTOPENOBJ, FAIL, "unable to open v2 B-tree for creation order index") + if (NULL == (bt2_corder = H5B2_open(loc->file, linfo.corder_bt2_addr, NULL))) + HGOTO_ERROR(H5E_SYM, H5E_CANTOPENOBJ, FAIL, + "unable to open v2 B-tree for creation order index") /* Get creation order index B-tree size */ - if(H5B2_size(bt2_corder, &bh_info->index_size) < 0) - HGOTO_ERROR(H5E_SYM, H5E_CANTGET, FAIL, "can't retrieve B-tree storage info for creation order index") + if (H5B2_size(bt2_corder, &bh_info->index_size) < 0) + HGOTO_ERROR(H5E_SYM, H5E_CANTGET, FAIL, + "can't retrieve B-tree storage info for creation order index") } /* end if */ /* Get fractal heap size, if available */ - if(H5F_addr_defined(linfo.fheap_addr)) { + if (H5F_addr_defined(linfo.fheap_addr)) { /* Open the fractal heap for links */ - if(NULL == (fheap = H5HF_open(loc->file, linfo.fheap_addr))) + if (NULL == (fheap = H5HF_open(loc->file, linfo.fheap_addr))) HGOTO_ERROR(H5E_SYM, H5E_CANTOPENOBJ, FAIL, "unable to open fractal heap") /* Get heap storage size */ - if(H5HF_size(fheap, &bh_info->heap_size) < 0) + if (H5HF_size(fheap, &bh_info->heap_size) < 0) HGOTO_ERROR(H5E_SYM, H5E_CANTGET, FAIL, "can't retrieve fractal heap storage info") } /* end if */ - } /* end if */ + } /* end if */ else { - H5O_stab_t stab; /* Info about symbol table */ + H5O_stab_t stab; /* Info about symbol table */ /* Must be "old style" group, get symbol table message */ - if(NULL == H5O_msg_read_oh(loc->file, oh, H5O_STAB_ID, &stab)) - HGOTO_ERROR(H5E_SYM, H5E_CANTGET, FAIL, "can't find LINFO nor STAB messages") + if (NULL == H5O_msg_read_oh(loc->file, oh, H5O_STAB_ID, &stab)) + HGOTO_ERROR(H5E_SYM, H5E_CANTGET, FAIL, "can't find LINFO nor STAB messages") /* Get symbol table size info */ - if(H5G__stab_bh_size(loc->file, &stab, bh_info) < 0) + if (H5G__stab_bh_size(loc->file, &stab, bh_info) < 0) HGOTO_ERROR(H5E_SYM, H5E_CANTGET, FAIL, "can't retrieve symbol table size info") } /* end else */ done: /* Release resources */ - if(fheap && H5HF_close(fheap) < 0) + if (fheap && H5HF_close(fheap) < 0) HDONE_ERROR(H5E_SYM, H5E_CANTCLOSEOBJ, FAIL, "can't close fractal heap") - if(bt2_name && H5B2_close(bt2_name) < 0) + if (bt2_name && H5B2_close(bt2_name) < 0) HDONE_ERROR(H5E_SYM, H5E_CANTCLOSEOBJ, FAIL, "can't close v2 B-tree for name index") - if(bt2_corder && H5B2_close(bt2_corder) < 0) + if (bt2_corder && H5B2_close(bt2_corder) < 0) HDONE_ERROR(H5E_SYM, H5E_CANTCLOSEOBJ, FAIL, "can't close v2 B-tree for creation order index") FUNC_LEAVE_NOAPI(ret_value) } /* end H5O__group_bh_info() */ - |