diff options
Diffstat (limited to 'src')
-rw-r--r-- | src/CMakeLists.txt | 15 | ||||
-rw-r--r-- | src/H5.c | 1 | ||||
-rw-r--r-- | src/H5Edefin.h | 4 | ||||
-rw-r--r-- | src/H5Einit.h | 12 | ||||
-rw-r--r-- | src/H5Epubgen.h | 6 | ||||
-rw-r--r-- | src/H5Eterm.h | 4 | ||||
-rw-r--r-- | src/H5PL.c | 660 | ||||
-rw-r--r-- | src/H5PLprivate.h | 53 | ||||
-rw-r--r-- | src/H5PLpublic.h | 86 | ||||
-rw-r--r-- | src/H5Pocpl.c | 74 | ||||
-rw-r--r-- | src/H5Z.c | 77 | ||||
-rw-r--r-- | src/H5Zprivate.h | 1 | ||||
-rw-r--r-- | src/H5Zpublic.h | 5 | ||||
-rw-r--r-- | src/H5config.h.in | 6 | ||||
-rw-r--r-- | src/H5err.txt | 5 | ||||
-rw-r--r-- | src/H5private.h | 12 | ||||
-rw-r--r-- | src/Makefile.am | 5 | ||||
-rw-r--r-- | src/Makefile.in | 8 | ||||
-rw-r--r-- | src/hdf5.h | 1 |
19 files changed, 1018 insertions, 17 deletions
diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt index f964992..4b70259 100644 --- a/src/CMakeLists.txt +++ b/src/CMakeLists.txt @@ -477,6 +477,15 @@ SET (H5P_HDRS ) IDE_GENERATED_PROPERTIES ("H5P" "${H5P_HDRS}" "${H5P_SRCS}" ) +SET (H5PL_SRCS + ${HDF5_SRC_DIR}/H5PL.c +) + +SET (H5PL_HDRS + ${HDF5_SRC_DIR}/H5PLpublic.h +) +IDE_GENERATED_PROPERTIES ("H5PL" "${H5PL_HDRS}" "${H5PL_SRCS}" ) + SET (H5R_SRCS ${HDF5_SRC_DIR}/H5R.c @@ -662,6 +671,7 @@ SET (common_SRCS ${H5MP_SRCS} ${H5O_SRCS} ${H5P_SRCS} + ${H5PL_SRCS} ${H5R_SRCS} ${H5RC_SRCS} ${H5RS_SRCS} @@ -701,6 +711,7 @@ SET (H5_PUBLIC_HEADERS ${H5MP_HDRS} ${H5O_HDRS} ${H5P_HDRS} + ${H5PL_HDRS} ${H5R_HDRS} ${H5S_HDRS} ${H5SM_HDRS} @@ -739,6 +750,7 @@ SET (H5_PRIVATE_HEADERS ${HDF5_SRC_DIR}/H5MPprivate.h ${HDF5_SRC_DIR}/H5Oprivate.h ${HDF5_SRC_DIR}/H5Pprivate.h + ${HDF5_SRC_DIR}/H5PLprivate.h ${HDF5_SRC_DIR}/H5RCprivate.h ${HDF5_SRC_DIR}/H5Rprivate.h ${HDF5_SRC_DIR}/H5RSprivate.h @@ -825,6 +837,9 @@ SET_SOURCE_FILES_PROPERTIES (${HDF5_BINARY_DIR}/H5overflow.h GENERATED) ADD_LIBRARY (${HDF5_LIB_TARGET} ${LIB_TYPE} ${common_SRCS} ${H5_PUBLIC_HEADERS} ${H5_PRIVATE_HEADERS}) TARGET_LINK_LIBRARIES (${HDF5_LIB_TARGET} ${LINK_LIBS}) +IF (NOT WIN32) + TARGET_LINK_LIBRARIES (${HDF5_LIB_TARGET} dl) +ENDIF (NOT WIN32) SET_GLOBAL_VARIABLE (HDF5_LIBRARIES_TO_EXPORT ${HDF5_LIB_TARGET}) H5_SET_LIB_OPTIONS (${HDF5_LIB_TARGET} ${HDF5_LIB_NAME} ${LIB_TYPE}) SET_TARGET_PROPERTIES (${HDF5_LIB_TARGET} PROPERTIES FOLDER libraries) @@ -271,6 +271,7 @@ H5_term_library(void) pending += DOWN(Z); pending += DOWN(FD); pending += DOWN(P); + pending += DOWN(PL); /* Don't shut down the error code until other APIs which use it are shut down */ if(pending == 0) pending += DOWN(E); diff --git a/src/H5Edefin.h b/src/H5Edefin.h index 2ae79e5..183f72c 100644 --- a/src/H5Edefin.h +++ b/src/H5Edefin.h @@ -25,6 +25,7 @@ hid_t H5E_FUNC_g = FAIL; /* Function entry/exit */ hid_t H5E_FILE_g = FAIL; /* File accessibilty */ hid_t H5E_SOHM_g = FAIL; /* Shared Object Header Messages */ hid_t H5E_SYM_g = FAIL; /* Symbol table */ +hid_t H5E_PLUGIN_g = FAIL; /* Plugin for dynamically loaded library */ hid_t H5E_VFL_g = FAIL; /* Virtual File Layer */ hid_t H5E_INTERNAL_g = FAIL; /* Internal error (too specific to document in detail) */ hid_t H5E_BTREE_g = FAIL; /* B-Tree node */ @@ -131,6 +132,9 @@ hid_t H5E_PATH_g = FAIL; /* Problem with path to object */ /* No error */ hid_t H5E_NONE_MINOR_g = FAIL; /* No error */ +/* Plugin errors */ +hid_t H5E_OPENERROR_g = FAIL; /* Can't open directory or file */ + /* File accessibilty errors */ hid_t H5E_FILEEXISTS_g = FAIL; /* File already exists */ hid_t H5E_FILEOPEN_g = FAIL; /* File already open */ diff --git a/src/H5Einit.h b/src/H5Einit.h index a2eb02f..9724748 100644 --- a/src/H5Einit.h +++ b/src/H5Einit.h @@ -44,6 +44,11 @@ if((msg = H5E_create_msg(cls, H5E_MAJOR, "Symbol table"))==NULL) HGOTO_ERROR(H5E_ERROR, H5E_CANTINIT, FAIL, "error message initialization failed") if((H5E_SYM_g = H5I_register(H5I_ERROR_MSG, msg, FALSE))<0) HGOTO_ERROR(H5E_ERROR, H5E_CANTREGISTER, FAIL, "can't register error message") +assert(H5E_PLUGIN_g==(-1)); +if((msg = H5E_create_msg(cls, H5E_MAJOR, "Plugin for dynamically loaded library"))==NULL) + HGOTO_ERROR(H5E_ERROR, H5E_CANTINIT, FAIL, "error message initialization failed") +if((H5E_PLUGIN_g = H5I_register(H5I_ERROR_MSG, msg, FALSE))<0) + HGOTO_ERROR(H5E_ERROR, H5E_CANTREGISTER, FAIL, "can't register error message") assert(H5E_VFL_g==(-1)); if((msg = H5E_create_msg(cls, H5E_MAJOR, "Virtual File Layer"))==NULL) HGOTO_ERROR(H5E_ERROR, H5E_CANTINIT, FAIL, "error message initialization failed") @@ -477,6 +482,13 @@ if((msg = H5E_create_msg(cls, H5E_MINOR, "No error"))==NULL) if((H5E_NONE_MINOR_g = H5I_register(H5I_ERROR_MSG, msg, FALSE))<0) HGOTO_ERROR(H5E_ERROR, H5E_CANTREGISTER, FAIL, "can't register error message") +/* Plugin errors */ +assert(H5E_OPENERROR_g==(-1)); +if((msg = H5E_create_msg(cls, H5E_MINOR, "Can't open directory or file"))==NULL) + HGOTO_ERROR(H5E_ERROR, H5E_CANTINIT, FAIL, "error message initialization failed") +if((H5E_OPENERROR_g = H5I_register(H5I_ERROR_MSG, msg, FALSE))<0) + HGOTO_ERROR(H5E_ERROR, H5E_CANTREGISTER, FAIL, "can't register error message") + /* File accessibilty errors */ assert(H5E_FILEEXISTS_g==(-1)); if((msg = H5E_create_msg(cls, H5E_MINOR, "File already exists"))==NULL) diff --git a/src/H5Epubgen.h b/src/H5Epubgen.h index ddfb1d3..e79106f 100644 --- a/src/H5Epubgen.h +++ b/src/H5Epubgen.h @@ -28,6 +28,7 @@ #define H5E_FILE (H5OPEN H5E_FILE_g) #define H5E_SOHM (H5OPEN H5E_SOHM_g) #define H5E_SYM (H5OPEN H5E_SYM_g) +#define H5E_PLUGIN (H5OPEN H5E_PLUGIN_g) #define H5E_VFL (H5OPEN H5E_VFL_g) #define H5E_INTERNAL (H5OPEN H5E_INTERNAL_g) #define H5E_BTREE (H5OPEN H5E_BTREE_g) @@ -60,6 +61,7 @@ H5_DLLVAR hid_t H5E_FUNC_g; /* Function entry/exit */ H5_DLLVAR hid_t H5E_FILE_g; /* File accessibilty */ H5_DLLVAR hid_t H5E_SOHM_g; /* Shared Object Header Messages */ H5_DLLVAR hid_t H5E_SYM_g; /* Symbol table */ +H5_DLLVAR hid_t H5E_PLUGIN_g; /* Plugin for dynamically loaded library */ H5_DLLVAR hid_t H5E_VFL_g; /* Virtual File Layer */ H5_DLLVAR hid_t H5E_INTERNAL_g; /* Internal error (too specific to document in detail) */ H5_DLLVAR hid_t H5E_BTREE_g; /* B-Tree node */ @@ -221,6 +223,10 @@ H5_DLLVAR hid_t H5E_PATH_g; /* Problem with path to object */ #define H5E_NONE_MINOR (H5OPEN H5E_NONE_MINOR_g) H5_DLLVAR hid_t H5E_NONE_MINOR_g; /* No error */ +/* Plugin errors */ +#define H5E_OPENERROR (H5OPEN H5E_OPENERROR_g) +H5_DLLVAR hid_t H5E_OPENERROR_g; /* Can't open directory or file */ + /* File accessibilty errors */ #define H5E_FILEEXISTS (H5OPEN H5E_FILEEXISTS_g) #define H5E_FILEOPEN (H5OPEN H5E_FILEOPEN_g) diff --git a/src/H5Eterm.h b/src/H5Eterm.h index 6c621bc..5db503c 100644 --- a/src/H5Eterm.h +++ b/src/H5Eterm.h @@ -26,6 +26,7 @@ H5E_FUNC_g= H5E_FILE_g= H5E_SOHM_g= H5E_SYM_g= +H5E_PLUGIN_g= H5E_VFL_g= H5E_INTERNAL_g= H5E_BTREE_g= @@ -133,6 +134,9 @@ H5E_PATH_g= /* No error */ H5E_NONE_MINOR_g= +/* Plugin errors */ +H5E_OPENERROR_g= + /* File accessibilty errors */ H5E_FILEEXISTS_g= H5E_FILEOPEN_g= diff --git a/src/H5PL.c b/src/H5PL.c new file mode 100644 index 0000000..3cb5708 --- /dev/null +++ b/src/H5PL.c @@ -0,0 +1,660 @@ +/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * + * 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. * + * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */ + +/****************/ +/* Module Setup */ +/****************/ + +/* Interface initialization */ +#define H5_INTERFACE_INIT_FUNC H5PL__init_interface + + +/***********/ +/* Headers */ +/***********/ +#include "H5private.h" /* Generic Functions */ +#include "H5Eprivate.h" /* Error handling */ +#include "H5MMprivate.h" /* Memory management */ +#include "H5PLprivate.h" /* Plugin */ +#include "H5Zprivate.h" /* Filter pipeline */ + + +/****************/ +/* Local Macros */ +/****************/ + +#define H5PL_MAX_PATH_NUM 16 + +/****************************/ +/* Macros for supporting + * both Windows and Unix */ +/****************************/ +/* Windows support */ +#ifdef H5_HAVE_WIN32_API + +#define H5PL_DEFAULT_PATH "%ALLUSERSPROFILE%/hdf5/lib/plugin" +#define H5PL_PATH_SEPARATOR ";" + +/* Handle for dynamic library */ +#define H5PL_HANDLE HINSTANCE + +/* Get a handle to a plugin library. Windows: TEXT macro handles Unicode strings */ +#define H5PL_OPEN_DLIB(S) LoadLibraryEx(TEXT(S), NULL, LOAD_WITH_ALTERED_SEARCH_PATH) + +/* Get the address of a symbol in dynamic library */ +#define H5PL_GET_LIB_FUNC(H,N) GetProcAddress(H,N) + +/* Close dynamic library */ +#define H5PL_CLOSE_LIB(H) FreeLibrary(H) + +/* Clear error - nothing to do */ +#define H5PL_CLR_ERROR + +typedef const H5Z_class2_t *(__cdecl *get_filter_info_t)(); + +/* Unix support */ +#else /* H5_HAVE_WIN32_API */ + +#define H5PL_DEFAULT_PATH "/usr/local/hdf5/lib/plugin" +#define H5PL_PATH_SEPARATOR ":" + +/* Handle for dynamic library */ +#define H5PL_HANDLE void * + +/* Get a handle to a plugin library. Windows: TEXT macro handles Unicode strings */ +#define H5PL_OPEN_DLIB(S) dlopen(S, RTLD_NOW) + +/* Get the address of a symbol in dynamic library */ +#define H5PL_GET_LIB_FUNC(H,N) dlsym(H,N) + +/* Close dynamic library */ +#define H5PL_CLOSE_LIB(H) dlclose(H) + +/* Clear error */ +#define H5PL_CLR_ERROR dlerror() + +typedef const H5Z_class2_t *(*get_filter_info_t)(); +#endif /* H5_HAVE_WIN32_API */ + +/* Special symbol to indicate no plugin loading */ +#define H5PL_NO_PLUGIN "::" + +/******************/ +/* Local Typedefs */ +/******************/ + +/* Type for the list of info for opened plugin libraries */ +typedef struct H5PL_table_t { + H5PL_type_t pl_type; /* plugin type */ + int pl_id; /* ID for the plugin */ + H5PL_HANDLE handle; /* plugin handle */ +} H5PL_table_t; + + +/********************/ +/* Local Prototypes */ +/********************/ + +static herr_t H5PL__init_path_table(void); +static htri_t H5PL__find(H5PL_type_t plugin_type, int type_id, char *dir, void **info); +static htri_t H5PL__open(H5PL_type_t pl_type, char *libname, int plugin_id, void **pl_info); +static htri_t H5PL__search_table(H5PL_type_t plugin_type, int type_id, void **info); +static herr_t H5PL__close(H5PL_HANDLE handle); + + +/*********************/ +/* Package Variables */ +/*********************/ + + +/*****************************/ +/* Library Private Variables */ +/*****************************/ + + +/*******************/ +/* Local Variables */ +/*******************/ + +/* Table for opened plugin libraries */ +static size_t H5PL_table_alloc_g = 0; +static size_t H5PL_table_used_g = 0; +static H5PL_table_t *H5PL_table_g = NULL; + +/* Table of location paths for plugin libraries */ +static char *H5PL_path_table_g[H5PL_MAX_PATH_NUM]; +static size_t H5PL_num_paths_g = 0; +static htri_t H5PL_path_found_g = FALSE; + +/* Table of preload pathnames for plugin libraries */ +static char *H5PL_preload_table_g[H5PL_MAX_PATH_NUM]; +static size_t H5PL_num_preload_g = 0; +static hbool_t H5PL_no_plugin_g = FALSE; + + +/*-------------------------------------------------------------------------- +NAME + H5PL__init_interface -- Initialize interface-specific information +USAGE + herr_t H5PL__init_interface() +RETURNS + Non-negative on success/Negative on failure +DESCRIPTION + Initializes any interface-specific data or routines. + +--------------------------------------------------------------------------*/ +static herr_t +H5PL__init_interface(void) +{ + char *preload_path = NULL; + herr_t ret_value = SUCCEED; /* Return value */ + + FUNC_ENTER_STATIC + + /* Retrieve pathnames from HDF5_PLUGIN_PRELOAD if the user sets it + * to tell the library to load plugin libraries without search. + */ + if(!(preload_path = HDgetenv("HDF5_PLUGIN_PRELOAD"))) + HGOTO_DONE(ret_value) + + /* Special symbal "::" means no plugin during data reading. */ + if(!HDstrcmp(preload_path, H5PL_NO_PLUGIN)) { + H5PL_no_plugin_g = TRUE; + HGOTO_DONE(ret_value) + } + +done: + FUNC_LEAVE_NOAPI(ret_value) +} /* end H5PL__init_interface() */ + + +/*------------------------------------------------------------------------- + * Function: H5PL_no_plugin + * + * Purpose: Quick way for filter module to query whether to load plugin + * + * Return: TRUE: No plugin loading during data reading + * + * FALSE: Load plugin during data reading + * + * Programmer: Raymond Lu + * 20 February 2013 + * + *------------------------------------------------------------------------- + */ +hbool_t H5PL_no_plugin(void) +{ + hbool_t ret_value = FALSE; + + FUNC_ENTER_NOAPI(ret_value) + + ret_value = H5PL_no_plugin_g; + +done: + FUNC_LEAVE_NOAPI(ret_value) +} + + +/*------------------------------------------------------------------------- + * Function: H5PL_term_interface + * + * Purpose: Terminate the H5PL interface: release all memory, reset all + * global variables to initial values. This only happens if all + * types have been destroyed from other interfaces. + * + * Return: Success: Positive if any action was taken that might + * affect some other interface; zero otherwise. + * + * Failure: Negative. + * + * Programmer: Raymond Lu + * 20 February 2013 + * + *------------------------------------------------------------------------- + */ +int +H5PL_term_interface(void) +{ + int i = 0; + + FUNC_ENTER_NOAPI_NOINIT_NOERR + + if(H5_interface_initialize_g) { + size_t u; /* Local index variable */ + + /* Close opened dynamic libraries */ + for(u = 0; u < H5PL_table_used_g; u++) + H5PL__close((H5PL_table_g[u]).handle); + + /* Free the table of dynamic libraries */ + H5PL_table_g = (H5PL_table_t *)H5MM_xfree(H5PL_table_g); + H5PL_table_used_g = H5PL_table_alloc_g = 0; + + /* Free the table of search paths */ + for(u = 0; u < H5PL_num_paths_g; u++) + if(H5PL_path_table_g[u]) + H5PL_path_table_g[u] = (char *)H5MM_xfree(H5PL_path_table_g[u]); + H5PL_num_paths_g = 0; + H5PL_path_found_g = FALSE; + + H5_interface_initialize_g = 0; + i = 1; + } /* end if */ + + FUNC_LEAVE_NOAPI(i) +} /* end H5PL_term_interface() */ + + +/*------------------------------------------------------------------------- + * Function: H5PL_load + * + * Purpose: Given the plugin type and identifier, this function searches + * and/or loads a dynamic plugin library first among the already + * opened libraries then in the designated location paths. + * + * Return: Non-NULL on success/NULL on failure + * + * Programmer: Raymond Lu + * 13 February 2013 + * + *------------------------------------------------------------------------- + */ +void * +H5PL_load(H5PL_type_t type, int id) +{ + htri_t found; /* Whether the plugin was found */ + H5Z_class2_t *plugin_info = NULL; + void *ret_value = NULL; + + FUNC_ENTER_NOAPI(NULL) + + /* Initialize the location paths for dynamic libraries, if they aren't + * already set up. + */ + if(FALSE == H5PL_path_found_g) + if(H5PL__init_path_table() < 0) + HGOTO_ERROR(H5E_PLUGIN, H5E_CANTINIT, NULL, "can't initialize search path table") + + /* Search in the table of already loaded plugin libraries */ + if((found = H5PL__search_table(type, id, (void **)&plugin_info)) < 0) + HGOTO_ERROR(H5E_PLUGIN, H5E_CANTGET, NULL, "search in table failed") + + /* If not found, iterate through the path table to find the right dynamic library */ + if(!found) { + size_t i; /* Local index variable */ + + for(i = 0; i < H5PL_num_paths_g; i++) { + if((found = H5PL__find(type, id, H5PL_path_table_g[i], (void **)&plugin_info)) < 0) + HGOTO_ERROR(H5E_PLUGIN, H5E_CANTGET, NULL, "search in paths failed") + + /* Break out if found */ + if(found) { + HDassert(plugin_info); + break; + } /* end if */ + } /* end for */ + } /* end if */ + + /* Check if we found the plugin */ + if(found) + ret_value = plugin_info; + +done: + FUNC_LEAVE_NOAPI(ret_value) +} /* end H5PL_load() */ + + +/*------------------------------------------------------------------------- + * Function: H5PL__init_path_table + * + * Purpose: Initialize the path table. + * + * Return: Non-negative on success/Negative on failure + * + * Programmer: Quincey Koziol + * 18 March 2013 + * + *------------------------------------------------------------------------- + */ +static herr_t +H5PL__init_path_table(void) +{ + char *dl_path = NULL; + char *origin_dl_path; + char *dir; + herr_t ret_value = SUCCEED; /* Return value */ + + FUNC_ENTER_STATIC + + /* Retrieve paths from HDF5_PLUGIN_PATH if the user sets it + * or from the default paths if it isn't set. + */ + origin_dl_path = HDgetenv("HDF5_PLUGIN_PATH"); + if(NULL == origin_dl_path) + dl_path = HDstrdup(H5PL_DEFAULT_PATH); + else + dl_path = HDstrdup(origin_dl_path); + if(NULL == dl_path) + HGOTO_ERROR(H5E_PLUGIN, H5E_CANTALLOC, FAIL, "can't allocate memory for path") + + /* Put paths in the path table. They are separated by ":" */ + dir = HDstrtok(dl_path, H5PL_PATH_SEPARATOR); + while(dir) { + if(NULL == (H5PL_path_table_g[H5PL_num_paths_g] = HDstrdup(dir))) + HGOTO_ERROR(H5E_PLUGIN, H5E_CANTALLOC, FAIL, "can't allocate memory for path") + H5PL_num_paths_g++; + dir = HDstrtok(NULL, H5PL_PATH_SEPARATOR); + } /* end while */ + + H5PL_path_found_g = TRUE; + +done: + if(dl_path) + dl_path = (char *)H5MM_xfree(dl_path); + + FUNC_LEAVE_NOAPI(ret_value) +} /* end H5PL__init_path_table() */ + + +/*------------------------------------------------------------------------- + * Function: H5PL__find + * + * Purpose: Given a path, this function opens the directory and envokes + * another function to go through all files to find the right + * plugin library. Two function definitions are for Unix and + * Windows. + * + * Return: TRUE on success, + * FALSE on not found, + * negative on failure + * + * Programmer: Raymond Lu + * 13 February 2013 + * + *------------------------------------------------------------------------- + */ +#ifndef H5_HAVE_WIN32_API +static htri_t +H5PL__find(H5PL_type_t plugin_type, int type_id, char *dir, void **info) +{ + char *pathname = NULL; + DIR *dirp = NULL; + struct dirent *dp; + htri_t ret_value = FALSE; + + FUNC_ENTER_STATIC + + /* Open the directory */ + if(!(dirp = HDopendir(dir))) + HGOTO_ERROR(H5E_PLUGIN, H5E_OPENERROR, FAIL, "can't open directory") + + /* Iterates through all entries in the directory to find the right plugin library */ + while((dp = HDreaddir(dirp)) != NULL) { + /* The library we are looking for should be called libxxx.so... on Unix + * or libxxx.xxx.dylib on Mac. + */ + if(!HDstrncmp(dp->d_name, "lib", (size_t)3) && + (HDstrstr(dp->d_name, ".so") || HDstrstr(dp->d_name, ".dylib"))) { + h5_stat_t my_stat; + htri_t found_in_dir; + + pathname = (char *)H5MM_malloc(HDstrlen(dir) + HDstrlen(dp->d_name) + 2); + HDstrncpy(pathname, dir, HDstrlen(dir) + 1); + HDstrcat(pathname, "/"); + HDstrcat(pathname, dp->d_name); + + if(HDstat(pathname, &my_stat) == -1) + HGOTO_ERROR(H5E_FILE, H5E_CANTGET, FAIL, "can't stat file: %s", strerror(errno)) + + /* If it is a directory, skip it */ + if(S_ISDIR(my_stat.st_mode)) + continue; + + /* Attempt to open the dynamic library as a filter library */ + if((found_in_dir = H5PL__open(plugin_type, pathname, type_id, info)) < 0) + HGOTO_ERROR(H5E_PLUGIN, H5E_CANTGET, FAIL, "search in directory failed") + if(found_in_dir) { + /* Indicate success */ + ret_value = TRUE; + break; + } /* end if */ + else + if(pathname) + pathname = (char *)H5MM_xfree(pathname); + } /* end if */ + } /* end while */ + +done: + if(dirp) + if(HDclosedir(dirp) < 0) + HDONE_ERROR(H5E_FILE, H5E_CLOSEERROR, FAIL, "can't close directory: %s", strerror(errno)) + if(pathname) + pathname = (char *)H5MM_xfree(pathname); + + FUNC_LEAVE_NOAPI(ret_value) +} /* end H5PL__find() */ +#else +static htri_t +H5PL__find(H5PL_type_t plugin_type, int type_id, char *dir, void **info) +{ + WIN32_FIND_DATA fdFile; + HANDLE hFind; + char *pathname = NULL; + htri_t ret_value = FALSE; + char service[2048]; + + FUNC_ENTER_STATIC + + /* Specify a file mask. *.* = We want everything! */ + sprintf(service, "%s\/*.*", dir); + if((hFind = FindFirstFile(service, &fdFile)) == INVALID_HANDLE_VALUE) + HGOTO_ERROR(H5E_PLUGIN, H5E_OPENERROR, FAIL, "can't open directory") + + do { + /* Find first file will always return "." + * and ".." as the first two directories. + */ + if(HDstrcmp(fdFile.cFileName, ".") != 0 && HDstrcmp(fdFile.cFileName, "..") != 0) { + htri_t found_in_dir; + + pathname = (char *)H5MM_malloc(HDstrlen(dir) + HDstrlen(fdFile.cFileName) + 2); + HDstrncpy(pathname, dir, HDstrlen(dir)+1); + HDstrcat(pathname, "\\"); + HDstrcat(pathname, fdFile.cFileName); + + /* Is the entity a File or Folder? */ + if(fdFile.dwFileAttributes &FILE_ATTRIBUTE_DIRECTORY) + continue; + + if((found_in_dir = H5PL__open(plugin_type, pathname, type_id, info)) < 0) + HGOTO_ERROR(H5E_PLUGIN, H5E_CANTGET, FAIL, "search in directory failed") + if(found_in_dir) { + /* Indicate success */ + ret_value = TRUE; + break; + } /* end if */ + else + if(pathname) + pathname = (char *)H5MM_xfree(pathname); + } /* end if */ + } while(FindNextFile(hFind, &fdFile)); /* Find the next file. */ + +done: + if(hFind) + FindClose(hFind); + if(pathname) + pathname = (char *)H5MM_xfree(pathname); + + FUNC_LEAVE_NOAPI(ret_value) +} /* end H5PL__find() */ +#endif + + +/*------------------------------------------------------------------------- + * Function: H5PL__open + * + * Purpose: Iterates through all files to find the right plugin library. + * It loads the dynamic plugin library and keeps it on the list + * of loaded libraries. + * + * Return: TRUE on success, + * FALSE on not found, + * negative on failure + * + * Programmer: Raymond Lu + * 13 February 2013 + * + *------------------------------------------------------------------------- + */ +static htri_t +H5PL__open(H5PL_type_t pl_type, char *libname, int pl_id, void **pl_info) +{ + H5PL_HANDLE handle = NULL; + get_filter_info_t get_plugin_info = NULL; + htri_t ret_value = FALSE; + + FUNC_ENTER_STATIC + + /* There are different reasons why a library can't be open, e.g. wrong architecture. + * simply continue if we can't open it. + */ + if(NULL == (handle = H5PL_OPEN_DLIB(libname))) { + H5PL_CLR_ERROR; /* clear error */ + } /* end if */ + else { + /* Return a handle for the function H5PL_get_plugin_info in the dynamic library. + * The plugin library is suppose to define this function. + */ + if(NULL == (get_plugin_info = (get_filter_info_t)H5PL_GET_LIB_FUNC(handle, "H5PL_get_plugin_info"))) { + if(H5PL__close(handle) < 0) + HGOTO_ERROR(H5E_PLUGIN, H5E_CLOSEERROR, FAIL, "can't close dynamic library") + } /* end if */ + else { + H5Z_class2_t *plugin_info; + + /* Invoke H5PL_get_plugin_info to verify this is the right library we are looking for. + * Move on if it isn't. + */ + if(NULL == (plugin_info = (*get_plugin_info)())) { + if(H5PL__close(handle) < 0) + HGOTO_ERROR(H5E_PLUGIN, H5E_CLOSEERROR, FAIL, "can't close dynamic library") + HGOTO_ERROR(H5E_PLUGIN, H5E_CANTGET, FAIL, "can't get plugin info") + } /* end if */ + + /* Successfully found plugin library, check if it's the right one */ + if(plugin_info->id == pl_id) { + /* Expand the table if it is too small */ + if(H5PL_table_used_g >= H5PL_table_alloc_g) { + size_t n = MAX(H5Z_MAX_NFILTERS, 2 * H5PL_table_alloc_g); + H5PL_table_t *table = (H5PL_table_t *)H5MM_realloc(H5PL_table_g, n * sizeof(H5PL_table_t)); + + if(!table) + HGOTO_ERROR(H5E_RESOURCE, H5E_NOSPACE, FAIL, "unable to extend dynamic library table") + + H5PL_table_g = table; + H5PL_table_alloc_g = n; + } /* end if */ + + (H5PL_table_g[H5PL_table_used_g]).handle = handle; + (H5PL_table_g[H5PL_table_used_g]).pl_type = pl_type; + (H5PL_table_g[H5PL_table_used_g]).pl_id = plugin_info->id; + H5PL_table_used_g++; + + /* Set the plugin info to return */ + *pl_info = (void *)plugin_info; + + /* Indicate success */ + ret_value = TRUE; + } /* end if */ + else + if(H5PL__close(handle) < 0) + HGOTO_ERROR(H5E_PLUGIN, H5E_CLOSEERROR, FAIL, "can't close dynamic library") + } /* end if */ + } /* end else */ + +done: + FUNC_LEAVE_NOAPI(ret_value) +} /* end H5PL__open() */ + + +/*------------------------------------------------------------------------- + * Function: H5PL__search_table + * + * Purpose: Search in the list of already opened dynamic libraries + * to see if the one we are looking for is already opened. + * + * Return: TRUE on success, + * FALSE on not found, + * Negative on failure + * + * Programmer: Raymond Lu + * 13 February 2013 + * + *------------------------------------------------------------------------- + */ +static htri_t +H5PL__search_table(H5PL_type_t plugin_type, int type_id, void **info) +{ + size_t i; + H5Z_class2_t *plugin_info; + get_filter_info_t get_plugin_info = NULL; + htri_t ret_value = FALSE; + + FUNC_ENTER_STATIC + + /* Search in the table of already opened dynamic libraries */ + if(H5PL_table_used_g > 0) { + for(i = 0; i < H5PL_table_used_g; i++) { + if((plugin_type == (H5PL_table_g[i]).pl_type) && (type_id == (H5PL_table_g[i]).pl_id)) { + if(NULL == (get_plugin_info = (get_filter_info_t)H5PL_GET_LIB_FUNC((H5PL_table_g[i]).handle, "H5PL_get_plugin_info"))) + HGOTO_ERROR(H5E_DATATYPE, H5E_CANTGET, FAIL, "can't get function for H5PL_get_plugin_info") + + if(NULL == (plugin_info = (*get_plugin_info)())) + HGOTO_ERROR(H5E_DATATYPE, H5E_CANTGET, FAIL, "can't get plugin info") + + *info = (void *)plugin_info; + ret_value = TRUE; + break; + } /* end if */ + } /* end for */ + } /* end if */ + +done: + FUNC_LEAVE_NOAPI(ret_value) +} /* end H5PL__search_table() */ + + +/*------------------------------------------------------------------------- + * Function: H5PL__close + * + * Purpose: Closes the handle for dynamic library + * + * Return: Non-negative on success/Negative on failure + * + * Programmer: Raymond Lu + * 13 February 2013 + * + *------------------------------------------------------------------------- + */ +static herr_t +H5PL__close(H5PL_HANDLE handle) +{ + FUNC_ENTER_STATIC_NOERR + + H5PL_CLOSE_LIB(handle); + + FUNC_LEAVE_NOAPI(SUCCEED) +} /* end H5PL__close() */ + diff --git a/src/H5PLprivate.h b/src/H5PLprivate.h new file mode 100644 index 0000000..127ba98 --- /dev/null +++ b/src/H5PLprivate.h @@ -0,0 +1,53 @@ +/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * + * 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. * + * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */ + +/* Programmer: Raymond Lu <songyulu@hdfgroup.org> + * 13 February 2013 + */ + +#ifndef _H5PLprivate_H +#define _H5PLprivate_H + +/* Include package's public header */ +#include "H5PLpublic.h" + +/* Private headers needed by this file */ +#include "H5private.h" /* Generic Functions */ + + +/**************************/ +/* Library Private Macros */ +/**************************/ + + +/****************************/ +/* Library Private Typedefs */ +/****************************/ + + +/*****************************/ +/* Library-private Variables */ +/*****************************/ + + +/***************************************/ +/* Library-private Function Prototypes */ +/***************************************/ + +/* Internal API routines */ +H5_DLL void *H5PL_load(H5PL_type_t plugin_type, int type_id); +H5_DLL hbool_t H5PL_no_plugin(void); + +#endif /* _H5PLprivate_H */ diff --git a/src/H5PLpublic.h b/src/H5PLpublic.h new file mode 100644 index 0000000..6a8a612 --- /dev/null +++ b/src/H5PLpublic.h @@ -0,0 +1,86 @@ +/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * + * 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. * + * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */ + +/* + * Programmer: Raymond Lu <songyulu@hdfgroup.org> + * 13 February 2013 + */ +#ifndef _H5PLpublic_H +#define _H5PLpublic_H + +/* Public headers needed by this file */ +#include "H5Zpublic.h" + +/****************************/ +/* Library Public Typedefs */ +/****************************/ + +/* Plugin type */ +typedef enum H5PL_type_t { + H5PL_TYPE_ERROR = -1, /*error */ + H5PL_TYPE_FILTER = 0, /*filter */ + H5PL_TYPE_VFD = 1, /*virtual file driver */ + H5PL_TYPE_NONE = 2 /*this must be last! */ +} H5PL_type_t; + + +#ifdef H5_BUILT_AS_DYNAMIC_LIB + + #if defined (hdf5_EXPORTS) + /* hdf5 library imports from plugin */ + #if defined (_MSC_VER) /* MSVC Compiler Case */ + #define H5PLUGIN_DLL __declspec(dllimport) + #elif (__GNUC__ >= 4) /* GCC 4.x has support for visibility options */ + #define H5PLUGIN_DLL __attribute__ ((visibility("default"))) + #endif + #else + /* plugins always export */ + #if defined (_MSC_VER) /* MSVC Compiler Case */ + #define H5PLUGIN_DLL __declspec(dllexport) + #elif (__GNUC__ >= 4) /* GCC 4.x has support for visibility options */ + #define H5PLUGIN_DLL __attribute__ ((visibility("default"))) + #endif + #endif + +#elif defined(H5_BUILT_AS_STATIC_LIB) + #define H5PLUGIN_DLL +#else + + #if defined(H5_HAVE_WIN32_API) + #if defined(_HDF5DLL_) + #pragma warning(disable: 4273) /* Disable the dll linkage warnings */ + #define H5PLUGIN_DLL __declspec(dllimport) + #elif defined(_HDF5USEDLL_) + #define H5PLUGIN_DLL __declspec(dllexport) + #endif /* _HDF5DLL_ */ + #else /*H5_HAVE_WIN32_API*/ + #define H5PLUGIN_DLL + #endif /*H5_HAVE_WIN32_API*/ + +#endif /* H5_BUILT_AS_xxx_LIB */ + +#ifdef __cplusplus +extern "C" { +#endif + + H5PLUGIN_DLL const H5PL_type_t H5PL_get_plugin_type(void); + H5PLUGIN_DLL const H5Z_class2_t* H5PL_get_plugin_info(void); + +#ifdef __cplusplus +} +#endif + +#endif /* _H5PLpublic_H */ + diff --git a/src/H5Pocpl.c b/src/H5Pocpl.c index d8ddfee..d3de509 100644 --- a/src/H5Pocpl.c +++ b/src/H5Pocpl.c @@ -40,6 +40,8 @@ #include "H5MMprivate.h" /* Memory management */ #include "H5Opkg.h" /* Object headers */ #include "H5Ppkg.h" /* Property lists */ +#include "H5PLprivate.h" /* Dynamic plugin */ +#include "H5Zprivate.h" /* Filter pipeline */ /****************/ @@ -90,6 +92,9 @@ static herr_t H5P__ocrt_pipeline_enc(const void *value, void **_pp, size_t *size static herr_t H5P__ocrt_pipeline_dec(const void **_pp, void *value); static int H5P__ocrt_pipeline_cmp(const void *value1, const void *value2, size_t size); +/* Local routines */ +static herr_t H5P__set_filter(H5P_genplist_t *plist, H5Z_filter_t filter, + unsigned int flags, size_t cd_nelmts, const unsigned int cd_values[/*cd_nelmts*/]); /*********************/ /* Package Variables */ @@ -765,6 +770,71 @@ H5Pset_filter(hid_t plist_id, H5Z_filter_t filter, unsigned int flags, if(NULL == (plist = H5P_object_verify(plist_id, H5P_OBJECT_CREATE))) HGOTO_ERROR(H5E_ATOM, H5E_BADATOM, FAIL, "can't find object for ID") + /* Call the private function */ + if(H5P__set_filter(plist, filter, flags, cd_nelmts, cd_values) < 0) + HGOTO_ERROR(H5E_PLIST, H5E_CANTSET, FAIL, "failed to call private function") + +done: + FUNC_LEAVE_API(ret_value) +} /* end H5Pset_filter() */ + + +/*------------------------------------------------------------------------- + * Function: H5P__set_filter + * + * Purpose: Adds the specified FILTER and corresponding properties to the + * end of the data or link output filter pipeline + * depending on whether PLIST is a dataset creation or group + * creation property list. The FLAGS argument specifies certain + * general properties of the filter and is documented below. + * The CD_VALUES is an array of CD_NELMTS integers which are + * auxiliary data for the filter. The integer vlues will be + * stored in the dataset object header as part of the filter + * information. + * + * The FLAGS argument is a bit vector of the following fields: + * + * H5Z_FLAG_OPTIONAL(0x0001) + * If this bit is set then the filter is optional. If the + * filter fails during an H5Dwrite() operation then the filter + * is just excluded from the pipeline for the chunk for which it + * failed; the filter will not participate in the pipeline + * during an H5Dread() of the chunk. If this bit is clear and + * the filter fails then the entire I/O operation fails. + * If this bit is set but encoding is disabled for a filter, + * attempting to write will generate an error. + * + * Return: Non-negative on success/Negative on failure + * + * Programmer: Robb Matzke + * Wednesday, April 15, 1998 + * + *------------------------------------------------------------------------- + */ +static herr_t +H5P__set_filter(H5P_genplist_t *plist, H5Z_filter_t filter, unsigned int flags, + size_t cd_nelmts, const unsigned int cd_values[/*cd_nelmts*/]) +{ + H5O_pline_t pline; /* Filter pipeline */ + htri_t filter_avail; /* Filter availability */ + herr_t ret_value = SUCCEED; /* Return value */ + + FUNC_ENTER_STATIC + + /* Check if filter is already available */ + if((filter_avail = H5Z_filter_avail(filter)) < 0) + HGOTO_ERROR(H5E_PLIST, H5E_CANTSET, FAIL, "can't check filter availability") + + /* If filter is not available, try to dynamically load it */ + if(!filter_avail) { + H5Z_class2_t *filter_info; + + if(NULL == (filter_info = (H5Z_class2_t *)H5PL_load(H5PL_TYPE_FILTER, (int)filter))) + HGOTO_ERROR(H5E_PLINE, H5E_CANTLOAD, FAIL, "failed to load dynamically loaded plugin") + if(H5Z_register(filter_info) < 0) + HGOTO_ERROR(H5E_PLINE, H5E_CANTINIT, FAIL, "unable to register filter") + } /* end if */ + /* Get the pipeline property to append to */ if(H5P_get(plist, H5O_CRT_PIPELINE_NAME, &pline) < 0) HGOTO_ERROR(H5E_PLIST, H5E_CANTGET, FAIL, "can't get pipeline") @@ -778,8 +848,8 @@ H5Pset_filter(hid_t plist_id, H5Z_filter_t filter, unsigned int flags, HGOTO_ERROR(H5E_PLIST, H5E_CANTSET, FAIL, "can't set pipeline") done: - FUNC_LEAVE_API(ret_value) -} /* end H5Pset_filter() */ + FUNC_LEAVE_NOAPI(ret_value) +} /* end H5P__set_filter() */ /*------------------------------------------------------------------------- @@ -26,6 +26,7 @@ #include "H5MMprivate.h" /* Memory management */ #include "H5Oprivate.h" /* Object headers */ #include "H5Pprivate.h" /* Property lists */ +#include "H5PLprivate.h" /* Plugins */ #include "H5Sprivate.h" /* Dataspace functions */ #include "H5Zpkg.h" /* Data filters */ @@ -450,7 +451,6 @@ done: htri_t H5Zfilter_avail(H5Z_filter_t id) { - size_t i; /* Local index variable */ htri_t ret_value=FALSE; /* Return value */ FUNC_ENTER_API(FAIL) @@ -459,13 +459,9 @@ H5Zfilter_avail(H5Z_filter_t id) /* Check args */ if(id<0 || id>H5Z_FILTER_MAX) HGOTO_ERROR (H5E_ARGS, H5E_BADVALUE, FAIL, "invalid filter identification number") - - /* Is the filter already registered? */ - for(i=0; i<H5Z_table_used_g; i++) - if(H5Z_table_g[i].id==id) { - ret_value=TRUE; - break; - } /* end if */ + + if((ret_value = H5Z_filter_avail(id)) < 0) + HGOTO_ERROR(H5E_PLINE, H5E_NOTFOUND, FAIL, "unable to check the availability of the filter") done: FUNC_LEAVE_API(ret_value) @@ -473,6 +469,36 @@ done: /*------------------------------------------------------------------------- + * Function: H5Z_filter_avail + * + * Purpose: Private function to check if a filter is available + * + * Return: Non-negative (TRUE/FALSE) on success/Negative on failure + * + * Programmer: Raymond Lu + * 13 February 2013 + * + *------------------------------------------------------------------------- + */ +htri_t +H5Z_filter_avail(H5Z_filter_t id) +{ + size_t i; /* Local index variable */ + htri_t ret_value = FALSE; /* Return value */ + + FUNC_ENTER_NOAPI(FAIL) + + /* Is the filter already registered? */ + for(i = 0; i < H5Z_table_used_g; i++) + if(H5Z_table_g[i].id == id) + HGOTO_DONE(TRUE) + +done: + FUNC_LEAVE_NOAPI(ret_value) +} /* end H5Z_filter_avail() */ + + +/*------------------------------------------------------------------------- * Function: H5Z_prelude_callback * * Purpose: Makes a dataset creation "prelude" callback for the "can_apply" @@ -1088,16 +1114,43 @@ H5Z_pipeline(const H5O_pline_t *pline, unsigned flags, failed |= (unsigned)1 << idx; continue;/*filter excluded*/ } - if ((fclass_idx=H5Z_find_idx(pline->filter[idx].id))<0) { + + /* If the filter isn't registered and the application doesn't indicate no plugin through HDF5_PRELOAD_PLUG (using the symbol "::"), + * try to load it dynamically and register it. Otherwise, return failure */ + if((fclass_idx = H5Z_find_idx(pline->filter[idx].id)) < 0 && !H5PL_no_plugin()) { + H5Z_class2_t *filter_info; + + if(NULL != (filter_info = (H5Z_class2_t *)H5PL_load(H5PL_TYPE_FILTER, (int)(pline->filter[idx].id)))) { + if(H5Z_register(filter_info) < 0) + HGOTO_ERROR(H5E_PLINE, H5E_CANTINIT, FAIL, "unable to register filter") + } /* end if */ + else { + /* Print out the filter name to give more info. But the name is optional for + * the filter */ + if(pline->filter[idx].name) + HGOTO_ERROR(H5E_PLINE, H5E_READERROR, FAIL, "required filter '%s' is not registered", pline->filter[idx].name) + else + HGOTO_ERROR(H5E_PLINE, H5E_READERROR, FAIL, "required filter (name unavailable) is not registered") + } /* end else */ + + /* Search in the table of registered filters again to find the dynamic filter just loaded and registered */ + if((fclass_idx = H5Z_find_idx(pline->filter[idx].id)) < 0) { + /* Print out the filter name to give more info. But the name is optional for + * the filter */ + if(pline->filter[idx].name) + HGOTO_ERROR(H5E_PLINE, H5E_READERROR, FAIL, "required filter '%s' is not registered", pline->filter[idx].name) + else + HGOTO_ERROR(H5E_PLINE, H5E_READERROR, FAIL, "required filter (name unavailable) is not registered") + } /* end if */ + } else if((fclass_idx = H5Z_find_idx(pline->filter[idx].id)) < 0 && H5PL_no_plugin()) { /* Print out the filter name to give more info. But the name is optional for * the filter */ if(pline->filter[idx].name) - HGOTO_ERROR(H5E_PLINE, H5E_READERROR, FAIL, "required filter '%s' is not registered", - pline->filter[idx].name) + HGOTO_ERROR(H5E_PLINE, H5E_READERROR, FAIL, "required filter '%s' is not registered", pline->filter[idx].name) else HGOTO_ERROR(H5E_PLINE, H5E_READERROR, FAIL, "required filter (name unavailable) is not registered") + } - } fclass=&H5Z_table_g[fclass_idx]; #ifdef H5Z_DEBUG fstats=&H5Z_stat_table_g[fclass_idx]; diff --git a/src/H5Zprivate.h b/src/H5Zprivate.h index c1528b3..f53b50c 100644 --- a/src/H5Zprivate.h +++ b/src/H5Zprivate.h @@ -92,6 +92,7 @@ H5_DLL herr_t H5Z_set_local_direct(const struct H5O_pline_t *pline); H5_DLL H5Z_filter_info_t *H5Z_filter_info(const struct H5O_pline_t *pline, H5Z_filter_t filter); H5_DLL htri_t H5Z_all_filters_avail(const struct H5O_pline_t *pline); +H5_DLL htri_t H5Z_filter_avail(H5Z_filter_t id); H5_DLL herr_t H5Z_delete(struct H5O_pline_t *pline, H5Z_filter_t filter); /* Data Transform Functions */ diff --git a/src/H5Zpublic.h b/src/H5Zpublic.h index 5d9b5ed..c7c3562 100644 --- a/src/H5Zpublic.h +++ b/src/H5Zpublic.h @@ -42,6 +42,11 @@ typedef int H5Z_filter_t; #define H5Z_FILTER_NBIT 5 /*nbit compression */ #define H5Z_FILTER_SCALEOFFSET 6 /*scale+offset compression */ #define H5Z_FILTER_RESERVED 256 /*filter ids below this value are reserved for library use */ + +/* Filters for HDF5 internal test */ +#define H5Z_FILTER_DYNLIB1 257 +#define H5Z_FILTER_DYNLIB2 258 + #define H5Z_FILTER_MAX 65535 /*maximum filter id */ /* General macros */ diff --git a/src/H5config.h.in b/src/H5config.h.in index 0308b38..fc41c5a 100644 --- a/src/H5config.h.in +++ b/src/H5config.h.in @@ -87,6 +87,9 @@ /* Define if the direct I/O virtual file driver should be compiled */ #undef HAVE_DIRECT +/* Define to 1 if you have the <dirent.h> header file. */ +#undef HAVE_DIRENT_H + /* Define to 1 if you have the <dlfcn.h> header file. */ #undef HAVE_DLFCN_H @@ -187,6 +190,9 @@ /* Define to 1 if you have the <io.h> header file. */ #undef HAVE_IO_H +/* Define to 1 if you have the `dl' library (-ldl). */ +#undef HAVE_LIBDL + /* Define to 1 if you have the `dmalloc' library (-ldmalloc). */ #undef HAVE_LIBDMALLOC diff --git a/src/H5err.txt b/src/H5err.txt index ab3277f..5a38cdf 100644 --- a/src/H5err.txt +++ b/src/H5err.txt @@ -76,6 +76,7 @@ MAJOR, H5E_FSPACE, Free Space Manager MAJOR, H5E_SOHM, Shared Object Header Messages MAJOR, H5E_EARRAY, Extensible Array MAJOR, H5E_FARRAY, Fixed Array +MAJOR, H5E_PLUGIN, Plugin for dynamically loaded library MAJOR, H5E_NONE_MAJOR, No error # Sections (for grouping minor errors) @@ -98,6 +99,7 @@ SECTION, HEAP, Heap errors SECTION, FSPACE, Free space errors SECTION, PIPELINE, I/O pipeline errors SECTION, SYSTEM, System level errors +SECTION, PLUGIN, Plugin errors SECTION, NONE, No error # Minor errors @@ -258,5 +260,8 @@ MINOR, PIPELINE, H5E_CANTFILTER, Filter operation failed # System level errors MINOR, SYSTEM, H5E_SYSERRSTR, System error message +# Plugin errors +MINOR, PLUGIN, H5E_OPENERROR, Can't open directory or file + # No error, for backward compatibility */ MINOR, NONE, H5E_NONE_MINOR, No error diff --git a/src/H5private.h b/src/H5private.h index 44dd01b..78d3d9d 100644 --- a/src/H5private.h +++ b/src/H5private.h @@ -149,6 +149,17 @@ # include <io.h> #endif +/* + * Dynamic library handling. These are needed for dynamically loading I/O + * filters and VFDs. + */ +#ifdef H5_HAVE_DLFCN_H +#include <dlfcn.h> +#endif +#ifdef H5_HAVE_DIRENT_H +#include <dirent.h> +#endif + #ifdef H5_HAVE_WIN32_API /* The following two defines must be before any windows headers are included */ @@ -2351,6 +2362,7 @@ H5_DLL int H5G_term_interface(void); H5_DLL int H5I_term_interface(void); H5_DLL int H5L_term_interface(void); H5_DLL int H5P_term_interface(void); +H5_DLL int H5PL_term_interface(void); H5_DLL int H5R_term_interface(void); H5_DLL int H5S_term_interface(void); H5_DLL int H5T_term_interface(void); diff --git a/src/Makefile.am b/src/Makefile.am index 2669bdd..a7f7bd9 100644 --- a/src/Makefile.am +++ b/src/Makefile.am @@ -90,6 +90,7 @@ libhdf5_la_SOURCES= H5.c H5checksum.c H5dbg.c H5system.c H5timer.c H5trace.c \ H5Pfapl.c H5Pfcpl.c H5Pfmpl.c \ H5Pgcpl.c H5Pint.c \ H5Plapl.c H5Plcpl.c H5Pocpl.c H5Pocpypl.c H5Pstrcpl.c H5Ptest.c \ + H5PL.c \ H5R.c H5Rdeprec.c \ H5RC.c \ H5RS.c \ @@ -117,7 +118,9 @@ include_HEADERS = hdf5.h H5api_adpt.h H5overflow.h H5pubconf.h H5public.h H5vers H5FDfamily.h H5FDlog.h H5FDmpi.h H5FDmpio.h H5FDmpiposix.h \ H5FDmulti.h H5FDsec2.h H5FDstdio.h \ H5Gpublic.h H5Ipublic.h H5Lpublic.h \ - H5MMpublic.h H5Opublic.h H5Ppublic.h H5Rpublic.h H5Spublic.h \ + H5MMpublic.h H5Opublic.h H5Ppublic.h \ + H5PLpublic.h \ + H5Rpublic.h H5Spublic.h \ H5Tpublic.h H5Zpublic.h # install libhdf5.settings in lib directory diff --git a/src/Makefile.in b/src/Makefile.in index febb111..5f3b2c4 100644 --- a/src/Makefile.in +++ b/src/Makefile.in @@ -160,7 +160,7 @@ am_libhdf5_la_OBJECTS = H5.lo H5checksum.lo H5dbg.lo H5system.lo \ H5Pdapl.lo H5Pdcpl.lo H5Pdeprec.lo H5Pdxpl.lo H5Pencdec.lo \ H5Pfapl.lo H5Pfcpl.lo H5Pfmpl.lo H5Pgcpl.lo H5Pint.lo \ H5Plapl.lo H5Plcpl.lo H5Pocpl.lo H5Pocpypl.lo H5Pstrcpl.lo \ - H5Ptest.lo H5R.lo H5Rdeprec.lo H5RC.lo H5RS.lo H5S.lo \ + H5Ptest.lo H5PL.lo H5R.lo H5Rdeprec.lo H5RC.lo H5RS.lo H5S.lo \ H5Sall.lo H5Sdbg.lo H5Shyper.lo H5Smpio.lo H5Snone.lo \ H5Spoint.lo H5Sselect.lo H5Stest.lo H5SL.lo H5SM.lo \ H5SMbtree2.lo H5SMcache.lo H5SMmessage.lo H5SMtest.lo H5ST.lo \ @@ -587,6 +587,7 @@ libhdf5_la_SOURCES = H5.c H5checksum.c H5dbg.c H5system.c H5timer.c H5trace.c \ H5Pfapl.c H5Pfcpl.c H5Pfmpl.c \ H5Pgcpl.c H5Pint.c \ H5Plapl.c H5Plcpl.c H5Pocpl.c H5Pocpypl.c H5Pstrcpl.c H5Ptest.c \ + H5PL.c \ H5R.c H5Rdeprec.c \ H5RC.c \ H5RS.c \ @@ -614,7 +615,9 @@ include_HEADERS = hdf5.h H5api_adpt.h H5overflow.h H5pubconf.h H5public.h H5vers H5FDfamily.h H5FDlog.h H5FDmpi.h H5FDmpio.h H5FDmpiposix.h \ H5FDmulti.h H5FDsec2.h H5FDstdio.h \ H5Gpublic.h H5Ipublic.h H5Lpublic.h \ - H5MMpublic.h H5Opublic.h H5Ppublic.h H5Rpublic.h H5Spublic.h \ + H5MMpublic.h H5Opublic.h H5Ppublic.h \ + H5PLpublic.h \ + H5Rpublic.h H5Spublic.h \ H5Tpublic.h H5Zpublic.h @@ -935,6 +938,7 @@ distclean-compile: @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/H5Otest.Plo@am__quote@ @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/H5Ounknown.Plo@am__quote@ @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/H5P.Plo@am__quote@ +@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/H5PL.Plo@am__quote@ @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/H5Pacpl.Plo@am__quote@ @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/H5Pdapl.Plo@am__quote@ @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/H5Pdcpl.Plo@am__quote@ @@ -34,6 +34,7 @@ #include "H5MMpublic.h" /* Memory management */ #include "H5Opublic.h" /* Object headers */ #include "H5Ppublic.h" /* Property lists */ +#include "H5PLpublic.h" /* Plugin */ #include "H5Rpublic.h" /* References */ #include "H5Spublic.h" /* Dataspaces */ #include "H5Tpublic.h" /* Datatypes */ |