diff options
Diffstat (limited to 'src/H5Gname.c')
| -rw-r--r-- | src/H5Gname.c | 877 |
1 files changed, 375 insertions, 502 deletions
diff --git a/src/H5Gname.c b/src/H5Gname.c index bbeddb6..ccb5253 100644 --- a/src/H5Gname.c +++ b/src/H5Gname.c @@ -1,23 +1,20 @@ /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * Copyright by The HDF Group. * - * Copyright by the Board of Trustees of the University of Illinois. * * All rights reserved. * * * * This file is part of HDF5. The full HDF5 copyright notice, including * * terms governing use, modification, and redistribution, is contained in * - * the files COPYING and Copyright.html. COPYING can be found at the root * - * of the source code distribution tree; Copyright.html can be found at the * - * root level of an installed copy of the electronic HDF5 document set and * - * is linked from the top-level documents page. It can also be found at * - * http://hdfgroup.org/HDF5/doc/Copyright.html. If you do not have * - * access to either file, you may request a copy from help@hdfgroup.org. * + * the COPYING file, which can be found at the root of the source code * + * distribution tree, or in https://www.hdfgroup.org/licenses. * + * If you do not have access to either file, you may request a copy from * + * help@hdfgroup.org. * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */ /*------------------------------------------------------------------------- * * Created: H5Gname.c * Sep 12 2005 - * Quincey Koziol <koziol@ncsa.uiuc.edu> + * Quincey Koziol * * Purpose: Functions for handling group hierarchy paths. * @@ -28,90 +25,75 @@ /* Module Setup */ /****************/ -#define H5G_PACKAGE /*suppress error about including H5Gpkg */ - +#include "H5Gmodule.h" /* This source code file is part of the H5G module */ /***********/ /* Headers */ /***********/ -#include "H5private.h" /* Generic Functions */ -#include "H5Dprivate.h" /* Datasets */ -#include "H5Eprivate.h" /* Error handling */ -#include "H5Fprivate.h" /* File access */ -#include "H5FLprivate.h" /* Free Lists */ -#include "H5Gpkg.h" /* Groups */ -#include "H5Iprivate.h" /* IDs */ -#include "H5Lprivate.h" /* Links */ -#include "H5MMprivate.h" /* Memory wrappers */ - +#include "H5private.h" /* Generic Functions */ +#include "H5Dprivate.h" /* Datasets */ +#include "H5Eprivate.h" /* Error handling */ +#include "H5Fprivate.h" /* File access */ +#include "H5FLprivate.h" /* Free Lists */ +#include "H5Gpkg.h" /* Groups */ +#include "H5Iprivate.h" /* IDs */ +#include "H5Lprivate.h" /* Links */ +#include "H5MMprivate.h" /* Memory wrappers */ + +#include "H5VLnative_private.h" /* Native VOL connector */ /****************/ /* Local Macros */ /****************/ - /******************/ /* Local Typedefs */ /******************/ /* Struct used by change name callback function */ typedef struct H5G_names_t { - H5G_names_op_t op; /* Operation performed on file */ - H5F_t *src_file; /* Top file in src location's mounted file hier. */ - H5RS_str_t *src_full_path_r; /* Source location's full path */ - H5F_t *dst_file; /* Destination location's file */ - H5RS_str_t *dst_full_path_r; /* Destination location's full path */ + H5G_names_op_t op; /* Operation performed on file */ + H5F_t *src_file; /* Top file in src location's mounted file hier. */ + H5RS_str_t *src_full_path_r; /* Source location's full path */ + H5F_t *dst_file; /* Destination location's file */ + H5RS_str_t *dst_full_path_r; /* Destination location's full path */ } H5G_names_t; /* Info to pass to the iteration function when building name */ typedef struct H5G_gnba_iter_t { /* In */ - const H5O_loc_t *loc; /* The location of the object we're looking for */ - hid_t lapl_id; /* LAPL for operations */ - hid_t dxpl_id; /* DXPL for operations */ + const H5O_loc_t *loc; /* The location of the object we're looking for */ /* Out */ - char *path; /* Name of the object */ + char *path; /* Name of the object */ } H5G_gnba_iter_t; /********************/ /* Package Typedefs */ /********************/ - /********************/ /* Local Prototypes */ /********************/ -static htri_t H5G_common_path(const H5RS_str_t *fullpath_r, const H5RS_str_t *prefix_r); -static H5RS_str_t *H5G_build_fullpath(const char *prefix, const char *name); -#ifdef NOT_YET -static H5RS_str_t *H5G_build_fullpath_refstr_refstr(const H5RS_str_t *prefix_r, const H5RS_str_t *name_r); -#endif /* NOT_YET */ -static herr_t H5G_name_move_path(H5RS_str_t **path_r_ptr, - const char *full_suffix, const char *src_path, const char *dst_path); -static int H5G_name_replace_cb(void *obj_ptr, hid_t obj_id, void *key); - +static htri_t H5G__common_path(const H5RS_str_t *fullpath_r, const H5RS_str_t *prefix_r); +static H5RS_str_t *H5G__build_fullpath(const char *prefix, const char *name); +static herr_t H5G__name_move_path(H5RS_str_t **path_r_ptr, const char *full_suffix, const char *src_path, + const char *dst_path); +static int H5G__name_replace_cb(void *obj_ptr, hid_t obj_id, void *key); /*********************/ /* Package Variables */ /*********************/ -/* Declare extern the PQ free list for the wrapped strings */ -H5FL_BLK_EXTERN(str_buf); - - /*****************************/ /* Library Private Variables */ /*****************************/ - /*******************/ /* Local Variables */ /*******************/ - - /*------------------------------------------------------------------------- * Function: H5G__component * @@ -125,7 +107,6 @@ H5FL_BLK_EXTERN(str_buf); * Failure: Ptr to the null terminator of NAME. * * Programmer: Robb Matzke - * matzke@llnl.gov * Aug 11 1997 * *------------------------------------------------------------------------- @@ -145,7 +126,6 @@ H5G__component(const char *name, size_t *size_p) FUNC_LEAVE_NOAPI(name) } /* end H5G__component() */ - /*------------------------------------------------------------------------- * Function: H5G_normalize * @@ -163,10 +143,10 @@ H5G__component(const char *name, size_t *size_p) char * H5G_normalize(const char *name) { - char *norm; /* Pointer to the normalized string */ - size_t s,d; /* Positions within the strings */ - unsigned last_slash; /* Flag to indicate last character was a slash */ - char *ret_value; /* Return value */ + char *norm; /* Pointer to the normalized string */ + size_t s, d; /* Positions within the strings */ + unsigned last_slash; /* Flag to indicate last character was a slash */ + char *ret_value = NULL; /* Return value */ FUNC_ENTER_NOAPI_NOINIT @@ -174,22 +154,22 @@ H5G_normalize(const char *name) HDassert(name); /* Duplicate the name, to return */ - if(NULL == (norm = H5MM_strdup(name))) - HGOTO_ERROR(H5E_RESOURCE, H5E_NOSPACE, NULL, "memory allocation failed for normalized string") + if (NULL == (norm = H5MM_strdup(name))) + HGOTO_ERROR(H5E_RESOURCE, H5E_NOSPACE, NULL, "memory allocation failed for normalized string") /* Walk through the characters, omitting duplicated '/'s */ - s = d = 0; + s = d = 0; last_slash = 0; - while(name[s] != '\0') { - if(name[s] == '/') - if(last_slash) + while (name[s] != '\0') { + if (name[s] == '/') + if (last_slash) ; else { - norm[d++] = name[s]; + norm[d++] = name[s]; last_slash = 1; } /* end else */ else { - norm[d++] = name[s]; + norm[d++] = name[s]; last_slash = 0; } /* end else */ s++; @@ -199,7 +179,7 @@ H5G_normalize(const char *name) norm[d] = '\0'; /* Check for final '/' on normalized name & eliminate it */ - if(d > 1 && last_slash) + if (d > 1 && last_slash) norm[d - 1] = '\0'; /* Set return value */ @@ -209,55 +189,54 @@ done: FUNC_LEAVE_NOAPI(ret_value) } /* end H5G_normalize() */ - /*------------------------------------------------------------------------- - * Function: H5G_common_path + * Function: H5G__common_path * * Purpose: Determine if one path is a valid prefix of another path * * Return: TRUE for valid prefix, FALSE for not a valid prefix, FAIL * on error * - * Programmer: Quincey Koziol, koziol@ncsa.uiuc.edu + * Programmer: Quincey Koziol * * Date: September 24, 2002 * *------------------------------------------------------------------------- */ static htri_t -H5G_common_path(const H5RS_str_t *fullpath_r, const H5RS_str_t *prefix_r) +H5G__common_path(const H5RS_str_t *fullpath_r, const H5RS_str_t *prefix_r) { - const char *fullpath; /* Pointer to actual fullpath string */ - const char *prefix; /* Pointer to actual prefix string */ - size_t nchars1,nchars2; /* Number of characters in components */ - htri_t ret_value=FALSE; /* Return value */ + const char *fullpath; /* Pointer to actual fullpath string */ + const char *prefix; /* Pointer to actual prefix string */ + size_t nchars1, nchars2; /* Number of characters in components */ + htri_t ret_value = FALSE; /* Return value */ - FUNC_ENTER_NOAPI_NOINIT_NOERR + FUNC_ENTER_PACKAGE_NOERR /* Get component of each name */ - fullpath=H5RS_get_str(fullpath_r); + fullpath = H5RS_get_str(fullpath_r); HDassert(fullpath); - fullpath=H5G__component(fullpath,&nchars1); + fullpath = H5G__component(fullpath, &nchars1); HDassert(fullpath); - prefix=H5RS_get_str(prefix_r); + prefix = H5RS_get_str(prefix_r); HDassert(prefix); - prefix=H5G__component(prefix,&nchars2); + prefix = H5G__component(prefix, &nchars2); HDassert(prefix); /* Check if we have a real string for each component */ - while(*fullpath && *prefix) { + while (*fullpath && *prefix) { /* Check that the components we found are the same length */ - if(nchars1==nchars2) { + if (nchars1 == nchars2) { /* Check that the two components are equal */ - if(HDstrncmp(fullpath,prefix,nchars1)==0) { + if (HDstrncmp(fullpath, prefix, nchars1) == 0) { /* Advance the pointers in the names */ - fullpath+=nchars1; - prefix+=nchars2; + fullpath += nchars1; + prefix += nchars2; /* Get next component of each name */ - fullpath=H5G__component(fullpath,&nchars1); + fullpath = H5G__component(fullpath, &nchars1); HDassert(fullpath); - prefix=H5G__component(prefix,&nchars2); + prefix = H5G__component(prefix, &nchars2); HDassert(prefix); } /* end if */ else @@ -268,75 +247,48 @@ H5G_common_path(const H5RS_str_t *fullpath_r, const H5RS_str_t *prefix_r) } /* end while */ /* If we reached the end of the prefix path to check, it must be a valid prefix */ - if(*prefix=='\0') - ret_value=TRUE; + if (*prefix == '\0') + ret_value = TRUE; done: FUNC_LEAVE_NOAPI(ret_value) -} /* end H5G_common_path() */ +} /* end H5G__common_path() */ - /*------------------------------------------------------------------------- - * Function: H5G_build_fullpath + * Function: H5G__build_fullpath * * Purpose: Build a full path from a prefix & base pair of strings * * Return: Pointer to reference counted string on success, NULL on error * - * Programmer: Quincey Koziol, koziol@ncsa.uiuc.edu + * Programmer: Quincey Koziol * * Date: August 19, 2005 * *------------------------------------------------------------------------- */ static H5RS_str_t * -H5G_build_fullpath(const char *prefix, const char *name) +H5G__build_fullpath(const char *prefix, const char *name) { - char *full_path; /* Full user path built */ - size_t orig_path_len; /* Original length of the path */ - size_t path_len; /* Length of the path */ - size_t name_len; /* Length of the name */ - unsigned need_sep; /* Flag to indicate if separator is needed */ - H5RS_str_t *ret_value; /* Return value */ + H5RS_str_t *ret_value = NULL; /* Return value */ - FUNC_ENTER_NOAPI_NOINIT + FUNC_ENTER_PACKAGE /* Sanity check */ HDassert(prefix); HDassert(name); - /* Get the length of the prefix */ - orig_path_len = path_len = HDstrlen(prefix); - - /* Determine if there is a trailing separator in the name */ - if(prefix[path_len - 1] == '/') - need_sep = 0; - else - need_sep = 1; - - /* Add in the length needed for the '/' separator and the relative path */ - name_len = HDstrlen(name); - path_len += name_len + need_sep; - - /* Allocate space for the path */ - if(NULL == (full_path = (char *)H5FL_BLK_MALLOC(str_buf, path_len + 1))) - HGOTO_ERROR(H5E_RESOURCE, H5E_NOSPACE, NULL, "memory allocation failed") - - /* Build full path */ - HDstrncpy(full_path, prefix, orig_path_len + 1); - if(need_sep) - HDstrncat(full_path, "/", (size_t)1); - HDstrncat(full_path, name, name_len); - - /* Create reference counted string for path */ - if(NULL == (ret_value = H5RS_own(full_path))) - HGOTO_ERROR(H5E_RESOURCE, H5E_NOSPACE, NULL, "memory allocation failed") + /* Create full path */ + if (NULL == (ret_value = H5RS_create(prefix))) + HGOTO_ERROR(H5E_SYM, H5E_CANTCREATE, NULL, "can't create ref-counted string") + if (prefix[HDstrlen(prefix) - 1] != '/') + H5RS_aputc(ret_value, '/'); /* Add separator, if the prefix doesn't end in one */ + H5RS_acat(ret_value, name); done: FUNC_LEAVE_NOAPI(ret_value) -} /* end H5G_build_fullpath() */ +} /* end H5G__build_fullpath() */ - /*------------------------------------------------------------------------- * Function: H5G_build_fullpath_refstr_str * @@ -345,7 +297,7 @@ done: * Return: Success: Non-NULL, combined path * Failure: NULL * - * Programmer: Quincey Koziol, koziol@ncsa.uiuc.edu + * Programmer: Quincey Koziol * Tuesday, October 11, 2005 * *------------------------------------------------------------------------- @@ -353,8 +305,8 @@ done: H5RS_str_t * H5G_build_fullpath_refstr_str(H5RS_str_t *prefix_r, const char *name) { - const char *prefix; /* Pointer to raw string for path */ - H5RS_str_t *ret_value; + const char *prefix; /* Pointer to raw string for path */ + H5RS_str_t *ret_value = NULL; /* Return value */ FUNC_ENTER_NOAPI_NOINIT_NOERR @@ -366,50 +318,11 @@ H5G_build_fullpath_refstr_str(H5RS_str_t *prefix_r, const char *name) HDassert(prefix); /* Create reference counted string for path */ - ret_value = H5G_build_fullpath(prefix, name); + ret_value = H5G__build_fullpath(prefix, name); FUNC_LEAVE_NOAPI(ret_value) } /* end H5G_build_fullpath_refstr_str() */ -#ifdef NOT_YET - -/*------------------------------------------------------------------------- - * Function: H5G_name_build_refstr_refstr - * - * Purpose: Build a full path from a prefix & base pair of reference counted - * strings - * - * Return: Pointer to reference counted string on success, NULL on error - * - * Programmer: Quincey Koziol, koziol@ncsa.uiuc.edu - * - * Date: August 19, 2005 - * - *------------------------------------------------------------------------- - */ -static H5RS_str_t * -H5G_build_fullpath_refstr_refstr(const H5RS_str_t *prefix_r, const H5RS_str_t *name_r) -{ - const char *prefix; /* Pointer to raw string of prefix */ - const char *name; /* Pointer to raw string of name */ - H5RS_str_t *ret_value; /* Return value */ - - FUNC_ENTER_NOAPI_NOINIT_NOERR - - /* Get the pointer to the prefix */ - prefix = H5RS_get_str(prefix_r); - - /* Get the pointer to the raw src user path */ - name = H5RS_get_str(name_r); - - /* Create reference counted string for path */ - ret_value = H5G_build_fullpath(prefix, name); - - FUNC_LEAVE_NOAPI(ret_value) -} /* end H5G_build_fullpath_refstr_refstr() */ -#endif /* NOT_YET */ - - /*------------------------------------------------------------------------- * Function: H5G__name_init * @@ -441,7 +354,6 @@ H5G__name_init(H5G_name_t *name, const char *path) FUNC_LEAVE_NOAPI(SUCCEED) } /* end H5G__name_init() */ - /*------------------------------------------------------------------------- * Function: H5G_name_set * @@ -450,7 +362,7 @@ H5G__name_init(H5G_name_t *name, const char *path) * Return: Success: Non-negative * Failure: Negative * - * Programmer: Pedro Vicente, pvn@ncsa.uiuc.edu + * Programmer: Pedro Vicente * Thursday, August 22, 2002 * *------------------------------------------------------------------------- @@ -458,7 +370,7 @@ H5G__name_init(H5G_name_t *name, const char *path) herr_t H5G_name_set(const H5G_name_t *loc, H5G_name_t *obj, const char *name) { - herr_t ret_value = SUCCEED; + herr_t ret_value = SUCCEED; FUNC_ENTER_NOAPI(FAIL) @@ -470,16 +382,16 @@ H5G_name_set(const H5G_name_t *loc, H5G_name_t *obj, const char *name) H5G_name_free(obj); /* Create the object's full path, if a full path exists in the location */ - if(loc->full_path_r) { + if (loc->full_path_r) { /* Go build the new full path */ - if((obj->full_path_r = H5G_build_fullpath_refstr_str(loc->full_path_r, name)) == NULL) + if ((obj->full_path_r = H5G_build_fullpath_refstr_str(loc->full_path_r, name)) == NULL) HGOTO_ERROR(H5E_SYM, H5E_PATH, FAIL, "can't build user path name") } /* end if */ /* Create the object's user path, if a user path exists in the location */ - if(loc->user_path_r) { + if (loc->user_path_r) { /* Go build the new user path */ - if((obj->user_path_r = H5G_build_fullpath_refstr_str(loc->user_path_r, name)) == NULL) + if ((obj->user_path_r = H5G_build_fullpath_refstr_str(loc->user_path_r, name)) == NULL) HGOTO_ERROR(H5E_SYM, H5E_PATH, FAIL, "can't build user path name") } /* end if */ @@ -487,7 +399,6 @@ done: FUNC_LEAVE_NOAPI(ret_value) } /* end H5G_name_set() */ - /*------------------------------------------------------------------------- * Function: H5G_name_copy * @@ -526,21 +437,22 @@ H5G_name_copy(H5G_name_t *dst, const H5G_name_t *src, H5_copy_depth_t depth) HDassert(depth == H5_COPY_SHALLOW || depth == H5_COPY_DEEP); /* Copy the top level information */ - HDmemcpy(dst, src, sizeof(H5G_name_t)); + H5MM_memcpy(dst, src, sizeof(H5G_name_t)); /* Deep copy the names */ - if(depth == H5_COPY_DEEP) { + if (depth == H5_COPY_DEEP) { dst->full_path_r = H5RS_dup(src->full_path_r); dst->user_path_r = H5RS_dup(src->user_path_r); - } else { - /* Discarding 'const' qualifier OK - QAK */ + } + else { + H5_GCC_CLANG_DIAG_OFF("cast-qual") H5G_name_reset((H5G_name_t *)src); - } /* end if */ + H5_GCC_CLANG_DIAG_ON("cast-qual") + } FUNC_LEAVE_NOAPI(SUCCEED) } /* end H5G_name_copy() */ - /*------------------------------------------------------------------------- * Function: H5G_get_name * @@ -554,18 +466,12 @@ H5G_name_copy(H5G_name_t *dst, const H5G_name_t *src, H5_copy_depth_t depth) * Programmer: Quincey Koziol * Tuesday, December 13, 2005 * - * Modifications: Leon Arber - * Oct. 18, 2006 - * Added functionality to get the name for a reference. - * *------------------------------------------------------------------------- */ -ssize_t -H5G_get_name(const H5G_loc_t *loc, char *name/*out*/, size_t size, - hbool_t *cached, hid_t lapl_id, hid_t dxpl_id) +herr_t +H5G_get_name(const H5G_loc_t *loc, char *name /*out*/, size_t size, size_t *name_len, hbool_t *cached) { - ssize_t len = 0; /* Length of object's name */ - ssize_t ret_value; /* Return value */ + herr_t ret_value = SUCCEED; /* Return value */ FUNC_ENTER_NOAPI(FAIL) @@ -573,51 +479,41 @@ H5G_get_name(const H5G_loc_t *loc, char *name/*out*/, size_t size, HDassert(loc); /* If the user path is available and it's not "hidden", use it */ - if(loc->path->user_path_r != NULL && loc->path->obj_hidden == 0) { + if (loc->path->user_path_r != NULL && loc->path->obj_hidden == 0) { + size_t len; /* Length of object's name */ + len = H5RS_len(loc->path->user_path_r); - if(name) { - HDstrncpy(name, H5RS_get_str(loc->path->user_path_r), MIN((size_t)(len + 1), size)); - if((size_t)len >= size) + if (name) { + HDstrncpy(name, H5RS_get_str(loc->path->user_path_r), MIN((len + 1), size)); + if (len >= size) name[size - 1] = '\0'; } /* end if */ + /* Set name length, if requested */ + if (name_len) + *name_len = len; + /* Indicate that the name is cached, if requested */ /* (Currently only used for testing - QAK, 2010/07/26) */ - if(cached) + if (cached) *cached = TRUE; } /* end if */ - else if(!loc->path->obj_hidden) { - hid_t file; - - /* Retrieve file ID for name search */ - if((file = H5F_get_id(loc->oloc->file, FALSE)) < 0) - HGOTO_ERROR(H5E_SYM, H5E_CANTGET, FAIL, "can't get file ID") - + else if (!loc->path->obj_hidden) { /* Search for name of object */ - if((len = H5G_get_name_by_addr(file, lapl_id, dxpl_id, loc->oloc, name, size)) < 0) { - H5I_dec_ref(file); + if (H5G_get_name_by_addr(loc->oloc->file, loc->oloc, name, size, name_len) < 0) HGOTO_ERROR(H5E_SYM, H5E_CANTGET, FAIL, "can't determine name") - } /* end if */ - - /* Close file ID used for search */ - if(H5I_dec_ref(file) < 0) - HGOTO_ERROR(H5E_SYM, H5E_CANTCLOSEFILE, FAIL, "can't determine name") /* Indicate that the name is _not_ cached, if requested */ /* (Currently only used for testing - QAK, 2010/07/26) */ - if(cached) + if (cached) *cached = FALSE; } /* end else */ - /* Set return value */ - ret_value = len; - done: FUNC_LEAVE_NOAPI(ret_value) } /* end H5G_get_name() */ - /*------------------------------------------------------------------------- * Function: H5G_name_reset * @@ -645,7 +541,6 @@ H5G_name_reset(H5G_name_t *name) FUNC_LEAVE_NOAPI(SUCCEED) } /* end H5G_name_reset() */ - /*------------------------------------------------------------------------- * Function: H5G_name_free * @@ -653,7 +548,7 @@ H5G_name_reset(H5G_name_t *name) * * Return: Success * - * Programmer: Pedro Vicente, pvn@ncsa.uiuc.edu + * Programmer: Pedro Vicente * * Date: August 22, 2002 * @@ -667,11 +562,11 @@ H5G_name_free(H5G_name_t *name) /* Check args */ HDassert(name); - if(name->full_path_r) { + if (name->full_path_r) { H5RS_decr(name->full_path_r); name->full_path_r = NULL; } /* end if */ - if(name->user_path_r) { + if (name->user_path_r) { H5RS_decr(name->user_path_r); name->user_path_r = NULL; } /* end if */ @@ -680,9 +575,8 @@ H5G_name_free(H5G_name_t *name) FUNC_LEAVE_NOAPI(SUCCEED) } /* end H5G_name_free() */ - /*------------------------------------------------------------------------- - * Function: H5G_name_move_path + * Function: H5G__name_move_path * * Purpose: Update a user or canonical path after an object moves * @@ -695,15 +589,15 @@ H5G_name_free(H5G_name_t *name) *------------------------------------------------------------------------- */ static herr_t -H5G_name_move_path(H5RS_str_t **path_r_ptr, const char *full_suffix, const char *src_path, - const char *dst_path) +H5G__name_move_path(H5RS_str_t **path_r_ptr, const char *full_suffix, const char *src_path, + const char *dst_path) { - const char *path; /* Path to update */ - size_t path_len; /* Length of path */ - size_t full_suffix_len; /* Length of full suffix */ - herr_t ret_value = SUCCEED; /* Return value */ + const char *path; /* Path to update */ + size_t path_len; /* Length of path */ + size_t full_suffix_len; /* Length of full suffix */ + herr_t ret_value = SUCCEED; /* Return value */ - FUNC_ENTER_NOAPI_NOINIT + FUNC_ENTER_PACKAGE /* Check arguments */ HDassert(path_r_ptr && *path_r_ptr); @@ -717,31 +611,26 @@ H5G_name_move_path(H5RS_str_t **path_r_ptr, const char *full_suffix, const char /* Check if path needs to be updated */ full_suffix_len = HDstrlen(full_suffix); - path_len = HDstrlen(path); - if(full_suffix_len < path_len) { - const char *dst_suffix; /* Destination suffix that changes */ - size_t dst_suffix_len; /* Length of destination suffix */ - const char *src_suffix; /* Source suffix that changes */ - size_t path_prefix_len; /* Length of path prefix */ - const char *path_prefix2; /* 2nd prefix for path */ - size_t path_prefix2_len; /* Length of 2nd path prefix */ - const char *common_prefix; /* Common prefix for src & dst paths */ - size_t common_prefix_len; /* Length of common prefix */ - char *new_path; /* Pointer to new path */ - size_t new_path_len; /* Length of new path */ - - - /* Compute path prefix before full suffix*/ + path_len = HDstrlen(path); + if (full_suffix_len < path_len) { + const char *dst_suffix; /* Destination suffix that changes */ + const char *src_suffix; /* Source suffix that changes */ + size_t path_prefix_len; /* Length of path prefix */ + const char *path_prefix2; /* 2nd prefix for path */ + size_t path_prefix2_len; /* Length of 2nd path prefix */ + size_t common_prefix_len; /* Length of common prefix */ + H5RS_str_t *rs; /* Ref-counted string for new path */ + + /* Compute path prefix before full suffix */ path_prefix_len = path_len - full_suffix_len; /* Determine the common prefix for src & dst paths */ - common_prefix = src_path; common_prefix_len = 0; /* Find first character that is different */ - while(*(src_path + common_prefix_len) == *(dst_path + common_prefix_len)) + while (*(src_path + common_prefix_len) == *(dst_path + common_prefix_len)) common_prefix_len++; /* Back up to previous '/' */ - while(*(common_prefix + common_prefix_len) != '/') + while (*(src_path + common_prefix_len) != '/') common_prefix_len--; /* Include '/' */ common_prefix_len++; @@ -751,99 +640,98 @@ H5G_name_move_path(H5RS_str_t **path_r_ptr, const char *full_suffix, const char /* Determine destination suffix */ dst_suffix = dst_path + (common_prefix_len - 1); - dst_suffix_len = HDstrlen(dst_suffix); - /* Compute path prefix before src suffix*/ - path_prefix2 = path; + /* Compute path prefix before src suffix */ + path_prefix2 = path; path_prefix2_len = path_prefix_len - HDstrlen(src_suffix); - /* Allocate space for the new path */ - new_path_len = path_prefix2_len + dst_suffix_len + full_suffix_len; - if(NULL == (new_path = (char *)H5FL_BLK_MALLOC(str_buf, new_path_len + 1))) - HGOTO_ERROR(H5E_RESOURCE, H5E_NOSPACE, FAIL, "memory allocation failed") + /* Allocate new ref-counted string */ + if (NULL == (rs = H5RS_create(NULL))) + HGOTO_ERROR(H5E_SYM, H5E_CANTCREATE, FAIL, "can't create ref-counted string") /* Create the new path */ - if(path_prefix2_len > 0) { - HDstrncpy(new_path, path_prefix2, path_prefix2_len + 1); - HDstrncpy(new_path + path_prefix2_len, dst_suffix, dst_suffix_len + 1); - } /* end if */ - else - HDstrncpy(new_path, dst_suffix, dst_suffix_len + 1); - if(full_suffix_len > 0) - HDstrncat(new_path, full_suffix, full_suffix_len); + if (path_prefix2_len > 0) + H5RS_ancat(rs, path_prefix2, path_prefix2_len); + H5RS_acat(rs, dst_suffix); + if (full_suffix_len > 0) + H5RS_acat(rs, full_suffix); /* Release previous path */ H5RS_decr(*path_r_ptr); /* Take ownership of the new full path */ - *path_r_ptr = H5RS_own(new_path); + *path_r_ptr = rs; } /* end if */ done: FUNC_LEAVE_NOAPI(ret_value) -} /* end H5G_name_move_path() */ +} /* end H5G__name_move_path() */ - /*------------------------------------------------------------------------- - * Function: H5G_name_replace_cb + * Function: H5G__name_replace_cb * * Purpose: H5I_iterate callback function to replace group entry names * * Return: Success: 0, Failure: -1 * - * Programmer: Pedro Vicente, pvn@ncsa.uiuc.edu + * Programmer: Pedro Vicente * * Date: June 5, 2002 * *------------------------------------------------------------------------- */ static int -H5G_name_replace_cb(void *obj_ptr, hid_t obj_id, void *key) +H5G__name_replace_cb(void *obj_ptr, hid_t obj_id, void *key) { - const H5G_names_t *names = (const H5G_names_t *)key; /* Get operation's information */ - H5O_loc_t *oloc; /* Object location for object that the ID refers to */ - H5G_name_t *obj_path; /* Pointer to group hier. path for obj */ - H5F_t *top_obj_file; /* Top file in object's mounted file hier. */ - hbool_t obj_in_child = FALSE; /* Flag to indicate that the object is in the child mount hier. */ - herr_t ret_value = SUCCEED; /* Return value */ + const H5G_names_t *names = (const H5G_names_t *)key; /* Get operation's information */ + H5O_loc_t *oloc; /* Object location for object that the ID refers to */ + H5G_name_t *obj_path; /* Pointer to group hier. path for obj */ + H5F_t *top_obj_file; /* Top file in object's mounted file hier. */ + hbool_t obj_in_child = FALSE; /* Flag to indicate that the object is in the child mount hier. */ + herr_t ret_value = SUCCEED; /* Return value */ - FUNC_ENTER_NOAPI_NOINIT + FUNC_ENTER_PACKAGE HDassert(obj_ptr); /* Get the symbol table entry */ - switch(H5I_get_type(obj_id)) { + switch (H5I_get_type(obj_id)) { case H5I_GROUP: - oloc = H5G_oloc((H5G_t *)obj_ptr); + oloc = H5G_oloc((H5G_t *)obj_ptr); obj_path = H5G_nameof((H5G_t *)obj_ptr); break; case H5I_DATASET: - oloc = H5D_oloc((H5D_t *)obj_ptr); + oloc = H5D_oloc((H5D_t *)obj_ptr); obj_path = H5D_nameof((H5D_t *)obj_ptr); break; case H5I_DATATYPE: /* Avoid non-named datatypes */ - if(!H5T_is_named((H5T_t *)obj_ptr)) - HGOTO_DONE(SUCCEED) /* Do not exit search over IDs */ + if (!H5T_is_named((H5T_t *)obj_ptr)) + HGOTO_DONE(SUCCEED) /* Do not exit search over IDs */ - oloc = H5T_oloc((H5T_t *)obj_ptr); + oloc = H5T_oloc((H5T_t *)obj_ptr); obj_path = H5T_nameof((H5T_t *)obj_ptr); break; + case H5I_MAP: + HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "maps not supported in native VOL connector") + case H5I_UNINIT: case H5I_BADID: case H5I_FILE: case H5I_DATASPACE: case H5I_ATTR: - case H5I_REFERENCE: case H5I_VFL: + case H5I_VOL: case H5I_GENPROP_CLS: case H5I_GENPROP_LST: case H5I_ERROR_CLASS: case H5I_ERROR_MSG: case H5I_ERROR_STACK: + case H5I_SPACE_SEL_ITER: + case H5I_EVENTSET: case H5I_NTYPES: default: HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "unknown data object") @@ -852,82 +740,73 @@ H5G_name_replace_cb(void *obj_ptr, hid_t obj_id, void *key) HDassert(obj_path); /* Check if the object has a full path still */ - if(!obj_path->full_path_r) - HGOTO_DONE(SUCCEED) /* No need to look at object, it's path is already invalid */ + if (!obj_path->full_path_r) + HGOTO_DONE(SUCCEED) /* No need to look at object, it's path is already invalid */ /* Find the top file in object's mount hier. */ - if(H5F_PARENT(oloc->file)) { + if (H5F_PARENT(oloc->file)) { /* Check if object is in child file (for mount & unmount operations) */ - if(names->dst_file && H5F_SAME_SHARED(oloc->file, names->dst_file)) + if (names->dst_file && H5F_SAME_SHARED(oloc->file, names->dst_file)) obj_in_child = TRUE; /* Find the "top" file in the chain of mounted files */ top_obj_file = H5F_PARENT(oloc->file); - while(H5F_PARENT(top_obj_file) != NULL) { + while (H5F_PARENT(top_obj_file) != NULL) { /* Check if object is in child mount hier. (for mount & unmount operations) */ - if(names->dst_file && H5F_SAME_SHARED(top_obj_file, names->dst_file)) + if (names->dst_file && H5F_SAME_SHARED(top_obj_file, names->dst_file)) obj_in_child = TRUE; top_obj_file = H5F_PARENT(top_obj_file); } /* end while */ - } /* end if */ + } /* end if */ else top_obj_file = oloc->file; /* Check if object is in top of child mount hier. (for mount & unmount operations) */ - if(names->dst_file && H5F_SAME_SHARED(top_obj_file, names->dst_file)) + if (names->dst_file && H5F_SAME_SHARED(top_obj_file, names->dst_file)) obj_in_child = TRUE; /* Check if the object is in same file mount hier. */ - if(!H5F_SAME_SHARED(top_obj_file, names->src_file)) - HGOTO_DONE(SUCCEED) /* No need to look at object, it's path is already invalid */ + if (!H5F_SAME_SHARED(top_obj_file, names->src_file)) + HGOTO_DONE(SUCCEED) /* No need to look at object, it's path is already invalid */ - switch(names->op) { + switch (names->op) { /*------------------------------------------------------------------------- * H5G_NAME_MOUNT *------------------------------------------------------------------------- */ case H5G_NAME_MOUNT: /* Check if object is in child mount hier. */ - if(obj_in_child) { - const char *full_path; /* Full path of current object */ - const char *src_path; /* Full path of source object */ - size_t src_path_len; /* Length of source full path */ - char *new_full_path; /* New full path of object */ - size_t new_full_len; /* Length of new full path */ + if (obj_in_child) { + const char *full_path; /* Full path of current object */ + const char *src_path; /* Full path of source object */ + H5RS_str_t *rs; /* Ref-counted string for new path */ /* Get pointers to paths of interest */ full_path = H5RS_get_str(obj_path->full_path_r); - src_path = H5RS_get_str(names->src_full_path_r); - src_path_len = HDstrlen(src_path); - - /* Build new full path */ + src_path = H5RS_get_str(names->src_full_path_r); - /* Allocate space for the new full path */ - new_full_len = src_path_len + HDstrlen(full_path); - if(NULL == (new_full_path = (char *)H5FL_BLK_MALLOC(str_buf, new_full_len + 1))) - HGOTO_ERROR(H5E_RESOURCE, H5E_NOSPACE, FAIL, "memory allocation failed") - - /* Create the new full path */ - HDstrncpy(new_full_path, src_path, src_path_len + 1); - HDstrncat(new_full_path, full_path, new_full_len); + /* Create new full path */ + if (NULL == (rs = H5RS_create(src_path))) + HGOTO_ERROR(H5E_SYM, H5E_CANTCREATE, FAIL, "can't create ref-counted string") + H5RS_acat(rs, full_path); /* Release previous full path */ H5RS_decr(obj_path->full_path_r); /* Take ownership of the new full path */ - obj_path->full_path_r = H5RS_own(new_full_path); + obj_path->full_path_r = rs; } /* end if */ /* Object must be in parent mount file hier. */ else { /* Check if the source is along the entry's path */ /* (But not actually the entry itself) */ - if(H5G_common_path(obj_path->full_path_r, names->src_full_path_r) && - H5RS_cmp(obj_path->full_path_r, names->src_full_path_r)) { + if (H5G__common_path(obj_path->full_path_r, names->src_full_path_r) && + H5RS_cmp(obj_path->full_path_r, names->src_full_path_r)) { /* Hide the user path */ (obj_path->obj_hidden)++; } /* end if */ - } /* end else */ + } /* end else */ break; /*------------------------------------------------------------------------- @@ -935,49 +814,44 @@ H5G_name_replace_cb(void *obj_ptr, hid_t obj_id, void *key) *------------------------------------------------------------------------- */ case H5G_NAME_UNMOUNT: - if(obj_in_child) { - const char *full_path; /* Full path of current object */ - const char *full_suffix; /* Full path after source path */ - size_t full_suffix_len; /* Length of full path after source path */ - const char *src_path; /* Full path of source object */ - char *new_full_path; /* New full path of object */ + if (obj_in_child) { + const char *full_path; /* Full path of current object */ + const char *full_suffix; /* Full path after source path */ + const char *src_path; /* Full path of source object */ + H5RS_str_t *rs; /* Ref-counted string for new path */ /* Get pointers to paths of interest */ full_path = H5RS_get_str(obj_path->full_path_r); - src_path = H5RS_get_str(names->src_full_path_r); + src_path = H5RS_get_str(names->src_full_path_r); /* Construct full path suffix */ full_suffix = full_path + HDstrlen(src_path); - full_suffix_len = HDstrlen(full_suffix); - - /* Build new full path */ - /* Create the new full path */ - if(NULL == (new_full_path = (char *)H5FL_BLK_MALLOC(str_buf, full_suffix_len + 1))) - HGOTO_ERROR(H5E_RESOURCE, H5E_NOSPACE, FAIL, "memory allocation failed") - HDstrncpy(new_full_path, full_suffix, full_suffix_len + 1); + /* Create new full path suffix */ + if (NULL == (rs = H5RS_create(full_suffix))) + HGOTO_ERROR(H5E_SYM, H5E_CANTCREATE, FAIL, "can't create ref-counted string") /* Release previous full path */ H5RS_decr(obj_path->full_path_r); /* Take ownership of the new full path */ - obj_path->full_path_r = H5RS_own(new_full_path); + obj_path->full_path_r = rs; /* Check if the object's user path should be invalidated */ - if(obj_path->user_path_r && HDstrlen(new_full_path) < (size_t)H5RS_len(obj_path->user_path_r)) { + if (obj_path->user_path_r && H5RS_len(rs) < H5RS_len(obj_path->user_path_r)) { /* Free user path */ H5RS_decr(obj_path->user_path_r); obj_path->user_path_r = NULL; } /* end if */ - } /* end if */ + } /* end if */ else { /* Check if file being unmounted was hiding the object */ - if(H5G_common_path(obj_path->full_path_r, names->src_full_path_r) && - H5RS_cmp(obj_path->full_path_r, names->src_full_path_r)) { + if (H5G__common_path(obj_path->full_path_r, names->src_full_path_r) && + H5RS_cmp(obj_path->full_path_r, names->src_full_path_r)) { /* Un-hide the user path */ (obj_path->obj_hidden)--; } /* end if */ - } /* end else */ + } /* end else */ break; /*------------------------------------------------------------------------- @@ -986,7 +860,7 @@ H5G_name_replace_cb(void *obj_ptr, hid_t obj_id, void *key) */ case H5G_NAME_DELETE: /* Check if the location being unlinked is in the path for the current object */ - if(H5G_common_path(obj_path->full_path_r, names->src_full_path_r)) { + if (H5G__common_path(obj_path->full_path_r, names->src_full_path_r)) { /* Free paths for object */ H5G_name_free(obj_path); } /* end if */ @@ -998,24 +872,20 @@ H5G_name_replace_cb(void *obj_ptr, hid_t obj_id, void *key) */ case H5G_NAME_MOVE: /* Link move case, check for relative names case */ /* Check if the src object moved is in the current object's path */ - if(H5G_common_path(obj_path->full_path_r, names->src_full_path_r)) { - const char *full_path; /* Full path of current object */ - const char *full_suffix; /* Suffix of full path, after src_path */ - size_t full_suffix_len; /* Length of suffix of full path after src_path*/ - char *new_full_path; /* New full path of object */ - size_t new_full_len; /* Length of new full path */ - const char *src_path; /* Full path of source object */ - const char *dst_path; /* Full path of destination object */ - size_t dst_path_len; /* Length of destination's full path */ + if (H5G__common_path(obj_path->full_path_r, names->src_full_path_r)) { + const char *full_path; /* Full path of current object */ + const char *full_suffix; /* Suffix of full path, after src_path */ + const char *src_path; /* Full path of source object */ + const char *dst_path; /* Full path of destination object */ + H5RS_str_t *rs; /* Ref-counted string for new path */ /* Sanity check */ HDassert(names->dst_full_path_r); /* Get pointers to paths of interest */ full_path = H5RS_get_str(obj_path->full_path_r); - src_path = H5RS_get_str(names->src_full_path_r); - dst_path = H5RS_get_str(names->dst_full_path_r); - dst_path_len = HDstrlen(dst_path); + src_path = H5RS_get_str(names->src_full_path_r); + dst_path = H5RS_get_str(names->dst_full_path_r); /* Make certain that the source and destination names are full (not relative) paths */ HDassert(*src_path == '/'); @@ -1023,29 +893,22 @@ H5G_name_replace_cb(void *obj_ptr, hid_t obj_id, void *key) /* Get pointer to "full suffix" */ full_suffix = full_path + HDstrlen(src_path); - full_suffix_len = HDstrlen(full_suffix); /* Update the user path, if one exists */ - if(obj_path->user_path_r) - if(H5G_name_move_path(&(obj_path->user_path_r), full_suffix, src_path, dst_path) < 0) + if (obj_path->user_path_r) + if (H5G__name_move_path(&(obj_path->user_path_r), full_suffix, src_path, dst_path) < 0) HGOTO_ERROR(H5E_SYM, H5E_PATH, FAIL, "can't build user path name") - /* Build new full path */ - - /* Allocate space for the new full path */ - new_full_len = dst_path_len + full_suffix_len; - if(NULL == (new_full_path = (char *)H5FL_BLK_MALLOC(str_buf, new_full_len + 1))) - HGOTO_ERROR(H5E_RESOURCE, H5E_NOSPACE, FAIL, "memory allocation failed") - - /* Create the new full path */ - HDstrncpy(new_full_path, dst_path, dst_path_len + 1); - HDstrncat(new_full_path, full_suffix, full_suffix_len); + /* Create new full path */ + if (NULL == (rs = H5RS_create(dst_path))) + HGOTO_ERROR(H5E_SYM, H5E_CANTCREATE, FAIL, "can't create ref-counted string") + H5RS_acat(rs, full_suffix); /* Release previous full path */ H5RS_decr(obj_path->full_path_r); /* Take ownership of the new full path */ - obj_path->full_path_r = H5RS_own(new_full_path); + obj_path->full_path_r = rs; } /* end if */ break; @@ -1055,14 +918,13 @@ H5G_name_replace_cb(void *obj_ptr, hid_t obj_id, void *key) done: FUNC_LEAVE_NOAPI(ret_value); -} /* end H5G_name_replace_cb() */ +} /* end H5G__name_replace_cb() */ - /*------------------------------------------------------------------------- * Function: H5G_name_replace * * Purpose: Search the list of open IDs and replace names according to a - * particular operation. The operation occured on the + * particular operation. The operation occurred on the * SRC_FILE/SRC_FULL_PATH_R object. The new name (if there is * one) is NEW_NAME_R. Additional entry location information * (currently only needed for the 'move' operation) is passed in @@ -1070,16 +932,15 @@ done: * * Return: Success: 0, Failure: -1 * - * Programmer: Pedro Vicente, pvn@ncsa.uiuc.edu + * Programmer: Pedro Vicente * * Date: June 11, 2002 * *------------------------------------------------------------------------- */ herr_t -H5G_name_replace(const H5O_link_t *lnk, H5G_names_op_t op, H5F_t *src_file, - H5RS_str_t *src_full_path_r, H5F_t *dst_file, H5RS_str_t *dst_full_path_r, - hid_t dxpl_id) +H5G_name_replace(const H5O_link_t *lnk, H5G_names_op_t op, H5F_t *src_file, H5RS_str_t *src_full_path_r, + H5F_t *dst_file, H5RS_str_t *dst_full_path_r) { herr_t ret_value = SUCCEED; @@ -1089,53 +950,56 @@ H5G_name_replace(const H5O_link_t *lnk, H5G_names_op_t op, H5F_t *src_file, HDassert(src_file); /* Check if the object we are manipulating has a path */ - if(src_full_path_r) { - hbool_t search_group = FALSE; /* Flag to indicate that groups are to be searched */ - hbool_t search_dataset = FALSE; /* Flag to indicate that datasets are to be searched */ + if (src_full_path_r) { + hbool_t search_group = FALSE; /* Flag to indicate that groups are to be searched */ + hbool_t search_dataset = FALSE; /* Flag to indicate that datasets are to be searched */ hbool_t search_datatype = FALSE; /* Flag to indicate that datatypes are to be searched */ /* Check for particular link to operate on */ - if(lnk) { + if (lnk) { /* Look up the object type for each type of link */ - switch(lnk->type) { - case H5L_TYPE_HARD: - { - H5O_loc_t tmp_oloc; /* Temporary object location */ - H5O_type_t obj_type; /* Type of object at location */ - - /* Build temporary object location */ - tmp_oloc.file = src_file; - tmp_oloc.addr = lnk->u.hard.addr; - - /* Get the type of the object */ - if(H5O_obj_type(&tmp_oloc, &obj_type, dxpl_id) < 0) - HGOTO_ERROR(H5E_SYM, H5E_CANTGET, FAIL, "can't get object type") - - /* Determine which type of objects to operate on */ - switch(obj_type) { - case H5O_TYPE_GROUP: - /* Search and replace names through group IDs */ - search_group = TRUE; - break; - - case H5O_TYPE_DATASET: - /* Search and replace names through dataset IDs */ - search_dataset = TRUE; - break; - - case H5O_TYPE_NAMED_DATATYPE: - /* Search and replace names through datatype IDs */ - search_datatype = TRUE; - break; - - case H5O_TYPE_UNKNOWN: - case H5O_TYPE_NTYPES: - /* Search and replace names through datatype IDs */ - default: - HGOTO_ERROR(H5E_SYM, H5E_BADTYPE, FAIL, "not valid object type") - } /* end switch */ - } /* end case */ - break; + switch (lnk->type) { + case H5L_TYPE_HARD: { + H5O_loc_t tmp_oloc; /* Temporary object location */ + H5O_type_t obj_type; /* Type of object at location */ + + /* Build temporary object location */ + tmp_oloc.file = src_file; + tmp_oloc.addr = lnk->u.hard.addr; + + /* Get the type of the object */ + if (H5O_obj_type(&tmp_oloc, &obj_type) < 0) + HGOTO_ERROR(H5E_SYM, H5E_CANTGET, FAIL, "can't get object type") + + /* Determine which type of objects to operate on */ + switch (obj_type) { + case H5O_TYPE_GROUP: + /* Search and replace names through group IDs */ + search_group = TRUE; + break; + + case H5O_TYPE_DATASET: + /* Search and replace names through dataset IDs */ + search_dataset = TRUE; + break; + + case H5O_TYPE_NAMED_DATATYPE: + /* Search and replace names through datatype IDs */ + search_datatype = TRUE; + break; + + case H5O_TYPE_MAP: + HGOTO_ERROR(H5E_SYM, H5E_BADTYPE, FAIL, + "maps not supported in native VOL connector") + + case H5O_TYPE_UNKNOWN: + case H5O_TYPE_NTYPES: + /* Search and replace names through datatype IDs */ + default: + HGOTO_ERROR(H5E_SYM, H5E_BADTYPE, FAIL, "not valid object type") + } /* end switch */ + } /* end case */ + break; case H5L_TYPE_SOFT: /* Symbolic links might resolve to any object, so we need to search all IDs */ @@ -1145,10 +1009,10 @@ H5G_name_replace(const H5O_link_t *lnk, H5G_names_op_t op, H5F_t *src_file, case H5L_TYPE_ERROR: case H5L_TYPE_EXTERNAL: case H5L_TYPE_MAX: - default: /* User-defined link */ + default: /* User-defined link */ /* Check for unknown library-defined link type */ - if(lnk->type < H5L_TYPE_UD_MIN) - HGOTO_ERROR(H5E_SYM, H5E_BADVALUE, FAIL, "unknown link type") + if (lnk->type < H5L_TYPE_UD_MIN) + HGOTO_ERROR(H5E_SYM, H5E_BADVALUE, FAIL, "unknown link type") /* User-defined & external links automatically wipe out * names (because it would be too much work to track them), @@ -1156,75 +1020,73 @@ H5G_name_replace(const H5O_link_t *lnk, H5G_names_op_t op, H5F_t *src_file, */ break; } /* end switch */ - } /* end if */ + } /* end if */ else { /* We pass NULL as link pointer when we need to search all IDs */ search_group = search_dataset = search_datatype = TRUE; - } /* end else */ + } /* Check if we need to operate on the objects affected */ - if(search_group || search_dataset || search_datatype) { - H5G_names_t names; /* Structure to hold operation information for callback */ + if (search_group || search_dataset || search_datatype) { + H5G_names_t names; /* Structure to hold operation information for callback */ /* Find top file in src location's mount hierarchy */ - while(H5F_PARENT(src_file)) + while (H5F_PARENT(src_file)) src_file = H5F_PARENT(src_file); /* Set up common information for callback */ - names.src_file = src_file; + names.src_file = src_file; names.src_full_path_r = src_full_path_r; - names.dst_file = dst_file; + names.dst_file = dst_file; names.dst_full_path_r = dst_full_path_r; - names.op = op; + names.op = op; /* Search through group IDs */ - if(search_group) - if(H5I_iterate(H5I_GROUP, H5G_name_replace_cb, &names, FALSE) < 0) - HGOTO_ERROR(H5E_SYM, H5E_BADITER, FAIL, "can't iterate over groups") + if (search_group) + if (H5I_iterate(H5I_GROUP, H5G__name_replace_cb, &names, FALSE) < 0) + HGOTO_ERROR(H5E_SYM, H5E_BADITER, FAIL, "can't iterate over groups") /* Search through dataset IDs */ - if(search_dataset) - if(H5I_iterate(H5I_DATASET, H5G_name_replace_cb, &names, FALSE) < 0) - HGOTO_ERROR(H5E_SYM, H5E_BADITER, FAIL, "can't iterate over datasets") + if (search_dataset) + if (H5I_iterate(H5I_DATASET, H5G__name_replace_cb, &names, FALSE) < 0) + HGOTO_ERROR(H5E_SYM, H5E_BADITER, FAIL, "can't iterate over datasets") /* Search through datatype IDs */ - if(search_datatype) - if(H5I_iterate(H5I_DATATYPE, H5G_name_replace_cb, &names, FALSE) < 0) - HGOTO_ERROR(H5E_SYM, H5E_BADITER, FAIL, "can't iterate over datatypes") + if (search_datatype) + if (H5I_iterate(H5I_DATATYPE, H5G__name_replace_cb, &names, FALSE) < 0) + HGOTO_ERROR(H5E_SYM, H5E_BADITER, FAIL, "can't iterate over datatypes") } /* end if */ - } /* end if */ + } /* end if */ done: FUNC_LEAVE_NOAPI(ret_value) } /* end H5G_name_replace() */ - /*------------------------------------------------------------------------- - * Function: H5G_get_name_by_addr_cb + * Function: H5G__get_name_by_addr_cb * * Purpose: Callback for retrieving object's name by address * * Return: Positive if path is for object desired - * 0 if not correct object - * negative on failure. + * 0 if not correct object + * negative on failure. * * Programmer: Quincey Koziol - * November 4 2007 + * November 4 2007 * *------------------------------------------------------------------------- */ static herr_t -H5G_get_name_by_addr_cb(hid_t gid, const char *path, const H5L_info_t *linfo, - void *_udata) +H5G__get_name_by_addr_cb(hid_t gid, const char *path, const H5L_info2_t *linfo, void *_udata) { H5G_gnba_iter_t *udata = (H5G_gnba_iter_t *)_udata; /* User data for iteration */ - H5G_loc_t obj_loc; /* Location of object */ - H5G_name_t obj_path; /* Object's group hier. path */ - H5O_loc_t obj_oloc; /* Object's object location */ - hbool_t obj_found = FALSE; /* Object at 'path' found */ - herr_t ret_value = H5_ITER_CONT; /* Return value */ + H5G_loc_t obj_loc; /* Location of object */ + H5G_name_t obj_path; /* Object's group hier. path */ + H5O_loc_t obj_oloc; /* Object's object location */ + hbool_t obj_found = FALSE; /* Object at 'path' found */ + herr_t ret_value = H5_ITER_CONT; /* Return value */ - FUNC_ENTER_NOAPI_NOINIT + FUNC_ENTER_PACKAGE /* Sanity check */ HDassert(path); @@ -1233,115 +1095,126 @@ H5G_get_name_by_addr_cb(hid_t gid, const char *path, const H5L_info_t *linfo, HDassert(udata->path == NULL); /* Check for hard link with correct address */ - if(linfo->type == H5L_TYPE_HARD && udata->loc->addr == linfo->u.address) { - H5G_loc_t grp_loc; /* Location of group */ - - /* Get group's location */ - if(H5G_loc(gid, &grp_loc) < 0) - HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, H5_ITER_ERROR, "bad group location") - - /* Set up opened object location to fill in */ - obj_loc.oloc = &obj_oloc; - obj_loc.path = &obj_path; - H5G_loc_reset(&obj_loc); - - /* Find the object */ - if(H5G_loc_find(&grp_loc, path, &obj_loc/*out*/, udata->lapl_id, udata->dxpl_id) < 0) - HGOTO_ERROR(H5E_SYM, H5E_NOTFOUND, H5_ITER_ERROR, "object not found") - obj_found = TRUE; - - /* Check for object in same file (handles mounted files) */ - /* (re-verify address, in case we traversed a file mount) */ - if(udata->loc->addr == obj_loc.oloc->addr && udata->loc->file == obj_loc.oloc->file) { - if(NULL == (udata->path = H5MM_strdup(path))) - HGOTO_ERROR(H5E_SYM, H5E_CANTALLOC, H5_ITER_ERROR, "can't duplicate path string") - - /* We found a match so we return immediately */ - HGOTO_DONE(H5_ITER_STOP) - } /* end if */ - } /* end if */ + if (linfo->type == H5L_TYPE_HARD) { + haddr_t link_addr; + + /* Retrieve hard link address from VOL token */ + if (H5VL_native_token_to_addr(udata->loc->file, H5I_FILE, linfo->u.token, &link_addr) < 0) + HGOTO_ERROR(H5E_SYM, H5E_CANTUNSERIALIZE, FAIL, "can't deserialize object token into address") + + if (udata->loc->addr == link_addr) { + H5G_loc_t grp_loc; /* Location of group */ + + /* Get group's location */ + if (H5G_loc(gid, &grp_loc) < 0) + HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, H5_ITER_ERROR, "bad group location") + + /* Set up opened object location to fill in */ + obj_loc.oloc = &obj_oloc; + obj_loc.path = &obj_path; + H5G_loc_reset(&obj_loc); + + /* Find the object */ + if (H5G_loc_find(&grp_loc, path, &obj_loc /*out*/) < 0) + HGOTO_ERROR(H5E_SYM, H5E_NOTFOUND, H5_ITER_ERROR, "object not found") + obj_found = TRUE; + + /* Check for object in same file (handles mounted files) */ + /* (re-verify address, in case we traversed a file mount) */ + if (udata->loc->addr == obj_loc.oloc->addr && udata->loc->file == obj_loc.oloc->file) { + if (NULL == (udata->path = H5MM_strdup(path))) + HGOTO_ERROR(H5E_SYM, H5E_CANTALLOC, H5_ITER_ERROR, "can't duplicate path string") + + /* We found a match so we return immediately */ + HGOTO_DONE(H5_ITER_STOP) + } /* end if */ + } /* end if */ + } /* end if */ done: - if(obj_found && H5G_loc_free(&obj_loc) < 0) + if (obj_found && H5G_loc_free(&obj_loc) < 0) HDONE_ERROR(H5E_SYM, H5E_CANTRELEASE, H5_ITER_ERROR, "can't free location") FUNC_LEAVE_NOAPI(ret_value) -} /* end H5G_get_name_by_addr_cb() */ +} /* end H5G__get_name_by_addr_cb() */ - /*------------------------------------------------------------------------- * Function: H5G_get_name_by_addr * * Purpose: Tries to figure out the path to an object from it's address * - * Return: returns size of path name, and copies it into buffer - * pointed to by name if that buffer is big enough. - * 0 if it cannot find the path - * negative on failure. + * Return: Success: Returns size of path name, and copies it into buffer + * pointed to by name if that buffer is big enough. + * 0 if it cannot find the path + * + * Failure: -1 * * Programmer: Quincey Koziol * November 4 2007 * *------------------------------------------------------------------------- */ -ssize_t -H5G_get_name_by_addr(hid_t file, hid_t lapl_id, hid_t dxpl_id, const H5O_loc_t *loc, - char *name, size_t size) +herr_t +H5G_get_name_by_addr(H5F_t *f, const H5O_loc_t *loc, char *name, size_t size, size_t *name_len) { - H5G_gnba_iter_t udata; /* User data for iteration */ - H5G_loc_t root_loc; /* Root group's location */ - hbool_t found_obj = FALSE; /* If we found the object */ - herr_t status; /* Status from iteration */ - ssize_t ret_value; /* Return value */ + H5G_gnba_iter_t udata; /* User data for iteration */ + size_t len; /* Length of path name */ + H5G_loc_t root_loc; /* Root group's location */ + hbool_t found_obj = FALSE; /* If we found the object */ + herr_t status; /* Status from iteration */ + herr_t ret_value = SUCCEED; /* Return value */ /* Portably clear udata struct (before FUNC_ENTER) */ HDmemset(&udata, 0, sizeof(udata)); FUNC_ENTER_NOAPI(FAIL) - /* Construct the link info for the file's root group */ - if(H5G_loc(file, &root_loc) < 0) - HGOTO_ERROR(H5E_SYM, H5E_CANTGET, FAIL, "can't get root group's location") + /* Construct a group location for root group of the file */ + if (H5G_root_loc(f, &root_loc) < 0) + HGOTO_ERROR(H5E_SYM, H5E_CANTGET, FAIL, "can't get root group's location") /* Check for root group being the object looked for */ - if(root_loc.oloc->addr == loc->addr && root_loc.oloc->file == loc->file) { - if(NULL == (udata.path = H5MM_strdup(""))) + if (root_loc.oloc->addr == loc->addr && root_loc.oloc->file == loc->file) { + if (NULL == (udata.path = H5MM_strdup(""))) HGOTO_ERROR(H5E_SYM, H5E_CANTALLOC, FAIL, "can't duplicate path string") found_obj = TRUE; } /* end if */ else { /* Set up user data for iterator */ - udata.loc = loc; - udata.lapl_id = lapl_id; - udata.dxpl_id = dxpl_id; + udata.loc = loc; udata.path = NULL; /* Visit all the links in the file */ - if((status = H5G_visit(file, "/", H5_INDEX_NAME, H5_ITER_NATIVE, H5G_get_name_by_addr_cb, &udata, lapl_id, dxpl_id)) < 0) + if ((status = H5G_visit(&root_loc, "/", H5_INDEX_NAME, H5_ITER_NATIVE, H5G__get_name_by_addr_cb, + &udata)) < 0) HGOTO_ERROR(H5E_SYM, H5E_BADITER, FAIL, "group traversal failed while looking for object name") - else if(status > 0) + else if (status > 0) found_obj = TRUE; } /* end else */ /* Check for finding the object */ - if(found_obj) { + if (found_obj) { /* Set the length of the full path */ - ret_value = (ssize_t)(HDstrlen(udata.path) + 1); /* Length of path + 1 (for "/") */ + len = HDstrlen(udata.path) + 1; /* Length of path + 1 (for "/") */ /* If there's a buffer provided, copy into it, up to the limit of its size */ - if(name) { + if (name) { /* Copy the initial path separator */ HDstrncpy(name, "/", (size_t)2); /* Append the rest of the path */ /* (less one character, for the initial path separator) */ HDstrncat(name, udata.path, (size - 2)); - if((size_t)ret_value >= size) + if (len >= size) name[size - 1] = '\0'; } /* end if */ - } /* end if */ + } /* end if */ else - ret_value = 0; + len = 0; + + /* Set path name length, if given */ + if (name_len) + *name_len = len; done: /* Release resources */ |