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-rw-r--r--src/H5Lexternal.c47
1 files changed, 27 insertions, 20 deletions
diff --git a/src/H5Lexternal.c b/src/H5Lexternal.c
index ce3ded3..0739daf 100644
--- a/src/H5Lexternal.c
+++ b/src/H5Lexternal.c
@@ -104,7 +104,7 @@ H5L_getenv_prefix_name(char **env_prefix/*in,out*/)
FUNC_ENTER_NOAPI_NOINIT_NOERR
- strret = HDstrchr(*env_prefix, COLON_SEPC);
+ strret = HDstrchr(*env_prefix, H5_COLON_SEPC);
if (strret == NULL) {
retptr = *env_prefix;
*env_prefix = strret;
@@ -146,14 +146,9 @@ H5L_build_name(char *prefix, char *file_name, char **full_name/*out*/)
if(NULL == (*full_name = (char *)H5MM_malloc(prefix_len + fname_len + 2)))
HGOTO_ERROR(H5E_RESOURCE, H5E_NOSPACE, FAIL, "unable to allocate filename buffer")
- /* Copy the prefix into the buffer */
- HDstrcpy(*full_name, prefix);
-
- if (!CHECK_DELIMITER(prefix[prefix_len-1]))
- HDstrcat(*full_name, DIR_SEPS);
-
- /* Add the external link's filename to the prefix supplied */
- HDstrcat(*full_name, file_name);
+ /* Compose the full file name */
+ HDsnprintf(*full_name, (prefix_len + fname_len + 2), "%s%s%s", prefix,
+ (H5_CHECK_DELIMITER(prefix[prefix_len - 1]) ? "" : H5_DIR_SEPS), file_name);
done:
FUNC_LEAVE_NOAPI(ret_value)
@@ -321,24 +316,32 @@ H5L_extern_traverse(const char UNUSED *link_name, hid_t cur_group,
HGOTO_ERROR(H5E_RESOURCE, H5E_NOSPACE, FAIL, "memory allocation failed")
/* target file_name is an absolute pathname: see RM for detailed description */
- if(CHECK_ABSOLUTE(file_name) || CHECK_ABS_PATH(file_name)) {
+ if(H5_CHECK_ABSOLUTE(file_name) || H5_CHECK_ABS_PATH(file_name)) {
/* Try opening file */
if(NULL == (ext_file = H5F_efc_open(loc.oloc->file, file_name, intent, H5P_FILE_CREATE_DEFAULT, fapl_id, H5AC_dxpl_id))) {
- char *ptr = NULL;
+ char *ptr;
H5E_clear_stack(NULL);
/* get last component of file_name */
- GET_LAST_DELIMITER(file_name, ptr)
+ H5_GET_LAST_DELIMITER(file_name, ptr)
HDassert(ptr);
- HDstrcpy(temp_file_name, ++ptr);
+
+ /* Increment past delimiter */
+ ptr++;
+
+ /* Copy into the temp. file name */
+ HDstrncpy(temp_file_name, ptr, HDstrlen(ptr) + 1);
} /* end if */
} /* end if */
- else if(CHECK_ABS_DRIVE(file_name)) {
+ else if(H5_CHECK_ABS_DRIVE(file_name)) {
+ /* Try opening file */
if(NULL == (ext_file = H5F_efc_open(loc.oloc->file, file_name, intent, H5P_FILE_CREATE_DEFAULT, fapl_id, H5AC_dxpl_id))) {
+
H5E_clear_stack(NULL);
+
/* strip "<drive-letter>:" */
- HDstrcpy(temp_file_name, &file_name[2]);
+ HDstrncpy(temp_file_name, &file_name[2], (HDstrlen(file_name) - 2) + 1);
} /* end if */
} /* end if */
@@ -416,7 +419,7 @@ H5L_extern_traverse(const char UNUSED *link_name, hid_t cur_group,
HGOTO_ERROR(H5E_LINK, H5E_CANTALLOC, FAIL, "can't duplicate resolved file name string")
/* get last component of file_name */
- GET_LAST_DELIMITER(actual_file_name, ptr)
+ H5_GET_LAST_DELIMITER(actual_file_name, ptr)
if(!ptr)
HGOTO_ERROR(H5E_LINK, H5E_CANTOPENFILE, FAIL, "unable to open external file, external link file name = '%s', temp_file_name = '%s'", file_name, temp_file_name)
@@ -557,6 +560,8 @@ H5Lcreate_external(const char *file_name, const char *obj_name,
char *norm_obj_name = NULL; /* Pointer to normalized current name */
void *ext_link_buf = NULL; /* Buffer to contain external link */
size_t buf_size; /* Size of buffer to hold external link */
+ size_t file_name_len; /* Length of file name string */
+ size_t norm_obj_name_len; /* Length of normalized object name string */
uint8_t *p; /* Pointer into external link buffer */
void *obj = NULL; /* object token of loc_id */
H5VL_t *vol_plugin; /* VOL plugin information */
@@ -586,16 +591,18 @@ H5Lcreate_external(const char *file_name, const char *obj_name,
HGOTO_ERROR(H5E_SYM, H5E_BADVALUE, FAIL, "can't normalize object name")
/* Combine the filename and link name into a single buffer to give to the UD link */
- buf_size = 1 + (HDstrlen(file_name) + 1) + (HDstrlen(norm_obj_name) + 1);
+ file_name_len = HDstrlen(file_name) + 1;
+ norm_obj_name_len = HDstrlen(norm_obj_name) + 1;
+ buf_size = 1 + file_name_len + norm_obj_name_len;
if(NULL == (ext_link_buf = H5MM_malloc(buf_size)))
HGOTO_ERROR(H5E_RESOURCE, H5E_NOSPACE, FAIL, "unable to allocate udata buffer")
/* Encode the external link information */
p = (uint8_t *)ext_link_buf;
*p++ = (H5L_EXT_VERSION << 4) | H5L_EXT_FLAGS_ALL; /* External link version & flags */
- HDstrcpy((char *)p, file_name); /* Name of file containing external link's object */
- p += HDstrlen(file_name) + 1;
- HDstrcpy((char *)p, norm_obj_name); /* External link's object */
+ HDstrncpy((char *)p, file_name, file_name_len); /* Name of file containing external link's object */
+ p += file_name_len;
+ HDstrncpy((char *)p, norm_obj_name, norm_obj_name_len); /* External link's object */
loc_params.type = H5VL_OBJECT_BY_NAME;
loc_params.loc_data.loc_by_name.name = link_name;