diff options
| author | Allen Byrne <byrn@hdfgroup.org> | 2017-11-15 23:12:45 (GMT) |
|---|---|---|
| committer | Allen Byrne <byrn@hdfgroup.org> | 2017-11-15 23:12:45 (GMT) |
| commit | d401d5bd10312bb1f14d3ab38e375ace8f33fdec (patch) | |
| tree | f2f9c0ac5fe7398236ed8b2f5c90ae2153439c9d /src | |
| parent | e08e4ce6c3b4958e56a772dddf06ac7986e3f1e0 (diff) | |
| download | hdf5-d401d5bd10312bb1f14d3ab38e375ace8f33fdec.zip hdf5-d401d5bd10312bb1f14d3ab38e375ace8f33fdec.tar.gz hdf5-d401d5bd10312bb1f14d3ab38e375ace8f33fdec.tar.bz2 | |
HDFFV-10328 -Allocate H5Zclass structure from dlopened plugin.
Diffstat (limited to 'src')
| -rw-r--r-- | src/CMakeLists.txt | 4 | ||||
| -rw-r--r-- | src/H5PL.c | 41 | ||||
| -rw-r--r-- | src/H5Z.c | 1363 |
3 files changed, 670 insertions, 738 deletions
diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt index e8b9444..a825958 100644 --- a/src/CMakeLists.txt +++ b/src/CMakeLists.txt @@ -694,7 +694,7 @@ set_source_files_properties (${HDF5_BINARY_DIR}/H5overflow.h GENERATED) add_library (${HDF5_LIB_TARGET} STATIC ${common_SRCS} ${H5_PUBLIC_HEADERS} ${H5_PRIVATE_HEADERS}) TARGET_C_PROPERTIES (${HDF5_LIB_TARGET} STATIC " " " ") -target_link_libraries (${HDF5_LIB_TARGET} PRIVATE ${LINK_LIBS}) +target_link_libraries (${HDF5_LIB_TARGET} PRIVATE ${LINK_LIBS} ${LINK_COMP_LIBS}) if (NOT WIN32) target_link_libraries (${HDF5_LIB_TARGET} PUBLIC dl) endif () @@ -720,7 +720,7 @@ set (install_targets ${HDF5_LIB_TARGET}) if (BUILD_SHARED_LIBS) add_library (${HDF5_LIBSH_TARGET} SHARED ${common_SRCS} ${H5_PUBLIC_HEADERS} ${H5_PRIVATE_HEADERS}) TARGET_C_PROPERTIES (${HDF5_LIBSH_TARGET} SHARED " " " ") - target_link_libraries (${HDF5_LIBSH_TARGET} PRIVATE ${LINK_LIBS}) + target_link_libraries (${HDF5_LIBSH_TARGET} PRIVATE ${LINK_LIBS} ${LINK_COMP_LIBS}) if (NOT WIN32) target_link_libraries (${HDF5_LIBSH_TARGET} PUBLIC dl) endif () @@ -881,6 +881,7 @@ H5PL__open(H5PL_type_t pl_type, char *libname, int pl_id, const void **pl_info) } /* end if */ else { const H5Z_class2_t *plugin_info; + H5Z_class2_t *plugin_copy = NULL; /* Invoke H5PLget_plugin_info to verify this is the right library we are looking for. * Move on if it isn't. @@ -910,8 +911,22 @@ H5PL__open(H5PL_type_t pl_type, char *libname, int pl_id, const void **pl_info) (H5PL_table_g[H5PL_table_used_g]).pl_id = plugin_info->id; H5PL_table_used_g++; + /* allocate local copy of plugin info */ + if (NULL == (plugin_copy = (H5Z_class2_t *)H5MM_calloc(sizeof(H5Z_class2_t)))) + HGOTO_ERROR(H5E_PLUGIN, H5E_CANTALLOC, FAIL, "can't allocate memory for plugin info") + plugin_copy->version = plugin_info->version; + plugin_copy->id = plugin_info->id; + plugin_copy->encoder_present = plugin_info->encoder_present; + plugin_copy->decoder_present = plugin_info->decoder_present; + plugin_copy->can_apply = plugin_info->can_apply; + plugin_copy->set_local = plugin_info->set_local; + plugin_copy->filter = plugin_info->filter; + /* copy the user's string into the property */ + if(NULL == (plugin_copy->name = (char *)H5MM_xstrdup(plugin_info->name))) + HGOTO_ERROR(H5E_PLUGIN, H5E_NOSPACE, FAIL, "can't allocate memory for plugin info name") + /* Set the plugin info to return */ - *pl_info = (const void *)plugin_info; + *pl_info = (const void *)plugin_copy; /* Indicate success */ ret_value = TRUE; @@ -923,6 +938,12 @@ H5PL__open(H5PL_type_t pl_type, char *libname, int pl_id, const void **pl_info) } /* end else */ done: + /* unallocate local copy of plugin info on failure */ + if (FAIL == ret_value && *pl_info) { + if (((H5Z_class2_t *)(*pl_info))->name) + ((H5Z_class2_t *)(*pl_info))->name = (char *)H5MM_xfree(((H5Z_class2_t *)(*pl_info))->name); + *pl_info = (H5Z_class2_t *)H5MM_xfree(*pl_info); + } FUNC_LEAVE_NOAPI(ret_value) } /* end H5PL__open() */ @@ -957,6 +978,7 @@ H5PL__search_table(H5PL_type_t plugin_type, int type_id, const void **info) if((plugin_type == (H5PL_table_g[i]).pl_type) && (type_id == (H5PL_table_g[i]).pl_id)) { H5PL_get_plugin_info_t get_plugin_info; const H5Z_class2_t *plugin_info; + H5Z_class2_t *plugin_copy = NULL; if(NULL == (get_plugin_info = (H5PL_get_plugin_info_t)H5PL_GET_LIB_FUNC((H5PL_table_g[i]).handle, "H5PLget_plugin_info"))) HGOTO_ERROR(H5E_DATATYPE, H5E_CANTGET, FAIL, "can't get function for H5PLget_plugin_info") @@ -964,7 +986,22 @@ H5PL__search_table(H5PL_type_t plugin_type, int type_id, const void **info) if(NULL == (plugin_info = (const H5Z_class2_t *)(*get_plugin_info)())) HGOTO_ERROR(H5E_DATATYPE, H5E_CANTGET, FAIL, "can't get plugin info") - *info = plugin_info; + if (NULL == (plugin_copy = (H5Z_class2_t *)H5MM_calloc(sizeof(H5Z_class2_t)))) + HGOTO_ERROR(H5E_PLUGIN, H5E_CANTALLOC, FAIL, "can't allocate memory for plugin info") + plugin_copy->version = plugin_info->version; + plugin_copy->id = plugin_info->id; + plugin_copy->encoder_present = plugin_info->encoder_present; + plugin_copy->decoder_present = plugin_info->decoder_present; + plugin_copy->can_apply = plugin_info->can_apply; + plugin_copy->set_local = plugin_info->set_local; + plugin_copy->filter = plugin_info->filter; + /* copy the user's string into the property */ + if(NULL == (plugin_copy->name = (char *)H5MM_xstrdup(plugin_info->name))) + HGOTO_ERROR(H5E_PLUGIN, H5E_NOSPACE, FAIL, "can't allocate memory for plugin info name") + + /* Set the plugin info to return */ + *info = (const void *)plugin_copy; + HGOTO_DONE(TRUE) } /* end if */ } /* end for */ @@ -11,23 +11,23 @@ * help@hdfgroup.org. * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */ -#define H5Z_PACKAGE /*suppress error about including H5Zpkg */ +#define H5Z_PACKAGE /* suppress error about including H5Zpkg */ /* Interface initialization */ -#define H5_INTERFACE_INIT_FUNC H5Z_init_interface +#define H5_INTERFACE_INIT_FUNC H5Z_init_interface -#include "H5private.h" /* Generic Functions */ -#include "H5Dprivate.h" /* Dataset functions */ -#include "H5Eprivate.h" /* Error handling */ -#include "H5Fprivate.h" /* File */ -#include "H5Iprivate.h" /* IDs */ -#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 */ +#include "H5private.h" /* Generic Functions */ +#include "H5Dprivate.h" /* Dataset functions */ +#include "H5Eprivate.h" /* Error handling */ +#include "H5Fprivate.h" /* File */ +#include "H5Iprivate.h" /* IDs */ +#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 */ #ifdef H5_HAVE_SZLIB_H # include "szlib.h" @@ -37,15 +37,15 @@ #ifdef H5Z_DEBUG typedef struct H5Z_stats_t { struct { - hsize_t total; /*total number of bytes processed */ - hsize_t errors; /*bytes of total attributable to errors */ - H5_timer_t timer; /*execution time including errors */ - } stats[2]; /*0=output, 1=input */ + hsize_t total; /* total number of bytes processed */ + hsize_t errors; /* bytes of total attributable to errors */ + H5_timer_t timer; /* execution time including errors */ + } stats[2]; /* 0=output, 1=input */ } H5Z_stats_t; #endif /* H5Z_DEBUG */ typedef struct H5Z_object_t { - H5Z_filter_t filter_id; /* ID of the filter we're looking for */ + H5Z_filter_t filter_id; /* ID of the filter we're looking for */ htri_t found; /* Whether we find an object using the filter */ } H5Z_object_t; @@ -56,11 +56,11 @@ typedef enum { } H5Z_prelude_type_t; /* Local variables */ -static size_t H5Z_table_alloc_g = 0; -static size_t H5Z_table_used_g = 0; -static H5Z_class2_t *H5Z_table_g = NULL; +static size_t H5Z_table_alloc_g = 0; +static size_t H5Z_table_used_g = 0; +static H5Z_class2_t *H5Z_table_g = NULL; #ifdef H5Z_DEBUG -static H5Z_stats_t *H5Z_stat_table_g = NULL; +static H5Z_stats_t *H5Z_stat_table_g = NULL; #endif /* H5Z_DEBUG */ /* Local functions */ @@ -71,44 +71,38 @@ static int H5Z__flush_file_cb(void *obj_ptr, hid_t obj_id, void *key); /*------------------------------------------------------------------------- - * Function: H5Z_init_interface + * Function: H5Z_init_interface * - * Purpose: Initializes the data filter layer. - * - * Return: Non-negative on success/Negative on failure - * - * Programmer: Robb Matzke - * Thursday, April 16, 1998 - * - * Modifications: + * Purpose: Initializes the data filter layer. * + * Return: Non-negative on success/Negative on failure *------------------------------------------------------------------------- */ static herr_t H5Z_init_interface (void) { - herr_t ret_value=SUCCEED; /* Return value */ + herr_t ret_value = SUCCEED; /* Return value */ FUNC_ENTER_NOAPI_NOINIT /* Internal filters */ - if (H5Z_register (H5Z_SHUFFLE)<0) + if (H5Z_register (H5Z_SHUFFLE) < 0) HGOTO_ERROR (H5E_PLINE, H5E_CANTINIT, FAIL, "unable to register shuffle filter") - if (H5Z_register (H5Z_FLETCHER32)<0) + if (H5Z_register (H5Z_FLETCHER32) < 0) HGOTO_ERROR (H5E_PLINE, H5E_CANTINIT, FAIL, "unable to register fletcher32 filter") - if (H5Z_register (H5Z_NBIT)<0) + if (H5Z_register (H5Z_NBIT) < 0) HGOTO_ERROR (H5E_PLINE, H5E_CANTINIT, FAIL, "unable to register nbit filter") - if (H5Z_register (H5Z_SCALEOFFSET)<0) + if (H5Z_register (H5Z_SCALEOFFSET) < 0) HGOTO_ERROR (H5E_PLINE, H5E_CANTINIT, FAIL, "unable to register scaleoffset filter") /* External filters */ #ifdef H5_HAVE_FILTER_DEFLATE - if (H5Z_register (H5Z_DEFLATE)<0) + if (H5Z_register (H5Z_DEFLATE) < 0) HGOTO_ERROR (H5E_PLINE, H5E_CANTINIT, FAIL, "unable to register deflate filter") #endif /* H5_HAVE_FILTER_DEFLATE */ #ifdef H5_HAVE_FILTER_SZIP H5Z_SZIP->encoder_present = SZ_encoder_enabled(); - if (H5Z_register (H5Z_SZIP)<0) + if (H5Z_register (H5Z_SZIP) < 0) HGOTO_ERROR (H5E_PLINE, H5E_CANTINIT, FAIL, "unable to register szip filter") #endif /* H5_HAVE_FILTER_SZIP */ @@ -118,84 +112,85 @@ done: /*------------------------------------------------------------------------- - * Function: H5Z_term_interface - * - * Purpose: Terminate the H5Z layer. + * Function: H5Z_term_interface * - * Return: void - * - * Programmer: Robb Matzke - * Thursday, April 16, 1998 - * - * Modifications: + * Purpose: Terminate the H5Z layer. * + * Return: void *------------------------------------------------------------------------- */ int H5Z_term_interface(void) { + size_t i; #ifdef H5Z_DEBUG - size_t i; - int dir, nprint=0; - char comment[16], bandwidth[32]; + int dir; + int nprint = 0; + char comment[16]; + char bandwidth[32]; #endif - if(H5_interface_initialize_g) { + if (H5_interface_initialize_g) { #ifdef H5Z_DEBUG - if (H5DEBUG(Z)) { - for (i=0; i<H5Z_table_used_g; i++) { - for (dir=0; dir<2; dir++) { - if (0==H5Z_stat_table_g[i].stats[dir].total) continue; - - if (0==nprint++) { - /* Print column headers */ - HDfprintf (H5DEBUG(Z), "H5Z: filter statistics " - "accumulated over life of library:\n"); - HDfprintf (H5DEBUG(Z), - " %-16s %10s %10s %8s %8s %8s %10s\n", - "Filter", "Total", "Errors", "User", - "System", "Elapsed", "Bandwidth"); - HDfprintf (H5DEBUG(Z), - " %-16s %10s %10s %8s %8s %8s %10s\n", - "------", "-----", "------", "----", - "------", "-------", "---------"); - } - - /* Truncate the comment to fit in the field */ - HDstrncpy(comment, H5Z_table_g[i].name, - sizeof comment); - comment[sizeof(comment)-1] = '\0'; - - /* - * Format bandwidth to have four significant digits and - * units of `B/s', `kB/s', `MB/s', `GB/s', or `TB/s' or - * the word `Inf' if the elapsed time is zero. - */ - H5_bandwidth(bandwidth, - (double)(H5Z_stat_table_g[i].stats[dir].total), - H5Z_stat_table_g[i].stats[dir].timer.etime); - - /* Print the statistics */ - HDfprintf (H5DEBUG(Z), - " %s%-15s %10Hd %10Hd %8.2f %8.2f %8.2f " - "%10s\n", dir?"<":">", comment, - H5Z_stat_table_g[i].stats[dir].total, - H5Z_stat_table_g[i].stats[dir].errors, - H5Z_stat_table_g[i].stats[dir].timer.utime, - H5Z_stat_table_g[i].stats[dir].timer.stime, - H5Z_stat_table_g[i].stats[dir].timer.etime, - bandwidth); - } - } - } + if (H5DEBUG(Z)) { + for (i = 0; i < H5Z_table_used_g; i++) { + for (dir = 0; dir < 2; dir++) { + if (0 == H5Z_stat_table_g[i].stats[dir].total) continue; + + if (0 == nprint++) { + /* Print column headers */ + HDfprintf (H5DEBUG(Z), "H5Z: filter statistics " + "accumulated over life of library:\n"); + HDfprintf (H5DEBUG(Z), + " %-16s %10s %10s %8s %8s %8s %10s\n", + "Filter", "Total", "Errors", "User", + "System", "Elapsed", "Bandwidth"); + HDfprintf (H5DEBUG(Z), + " %-16s %10s %10s %8s %8s %8s %10s\n", + "------", "-----", "------", "----", + "------", "-------", "---------"); + } + + /* Truncate the comment to fit in the field */ + HDstrncpy (comment, H5Z_table_g[i].name, sizeof comment); + comment[sizeof(comment)-1] = '\0'; + + /* + * Format bandwidth to have four significant digits and + * units of `B/s', `kB/s', `MB/s', `GB/s', or `TB/s' or + * the word `Inf' if the elapsed time is zero. + */ + H5_bandwidth (bandwidth, + (double)(H5Z_stat_table_g[i].stats[dir].total), + H5Z_stat_table_g[i].stats[dir].timer.etime); + + /* Print the statistics */ + HDfprintf (H5DEBUG(Z), + " %s%-15s %10Hd %10Hd %8.2f %8.2f %8.2f " + "%10s\n", dir?"<":">", comment, + H5Z_stat_table_g[i].stats[dir].total, + H5Z_stat_table_g[i].stats[dir].errors, + H5Z_stat_table_g[i].stats[dir].timer.utime, + H5Z_stat_table_g[i].stats[dir].timer.stime, + H5Z_stat_table_g[i].stats[dir].timer.etime, + bandwidth); + } + } + } #endif /* H5Z_DEBUG */ - /* Free the table of filters */ - H5Z_table_g = (H5Z_class2_t *)H5MM_xfree(H5Z_table_g); + for (i = 0; i < H5Z_table_used_g; i++) { + H5Z_class2_t *cls = (H5Z_class2_t *)(H5Z_table_g+i); + /* deallocate plugin info name */ + if (cls->name) + cls->name = (char *)H5MM_xfree(cls->name); + } + /* Free the table of filters */ + H5Z_table_g = (H5Z_class2_t *)H5MM_xfree(H5Z_table_g); #ifdef H5Z_DEBUG - H5Z_stat_table_g = (H5Z_stats_t *)H5MM_xfree(H5Z_stat_table_g); + H5Z_stat_table_g = (H5Z_stats_t *)H5MM_xfree(H5Z_stat_table_g); #endif /* H5Z_DEBUG */ - H5Z_table_used_g = H5Z_table_alloc_g = 0; - H5_interface_initialize_g = 0; + H5Z_table_used_g = H5Z_table_alloc_g = 0; + H5_interface_initialize_g = 0; } /* end if */ return(0); @@ -203,34 +198,26 @@ H5Z_term_interface(void) /*------------------------------------------------------------------------- - * Function: H5Zregister - * - * Purpose: This function registers new filter. + * Function: H5Zregister * - * Return: Non-negative on success/Negative on failure - * - * Programmer: Robb Matzke - * Thursday, April 16, 1998 - * - * Modifications: - * Changed to pass in H5Z_class_t struct - * Quincey Koziol, April 5, 2003 + * Purpose: This function registers new filter. * + * Return: Non-negative on success/Negative on failure *------------------------------------------------------------------------- */ herr_t H5Zregister(const void *cls) { const H5Z_class2_t *cls_real = (const H5Z_class2_t *) cls; /* "Real" class pointer */ - H5Z_class2_t cls_new; /* Translated class struct */ - herr_t ret_value=SUCCEED; /* Return value */ + H5Z_class2_t cls_new; /* Translated class struct */ + herr_t ret_value = SUCCEED; /* Return value */ FUNC_ENTER_API(FAIL) H5TRACE1("e", "*x", cls); /* Check args */ if (cls_real==NULL) - HGOTO_ERROR (H5E_ARGS, H5E_BADVALUE, FAIL, "invalid filter class") + HGOTO_ERROR (H5E_ARGS, H5E_BADVALUE, FAIL, "invalid filter class") /* Check H5Z_class_t version number; this is where a function to convert * from an outdated version should be called. @@ -242,7 +229,7 @@ H5Zregister(const void *cls) * at least 256, there should be no overlap and the version of the struct * can be determined by the value of the first field. */ - if(cls_real->version != H5Z_CLASS_T_VERS) { + if (cls_real->version != H5Z_CLASS_T_VERS) { #ifndef H5_NO_DEPRECATED_SYMBOLS /* Assume it is an old "H5Z_class1_t" instead */ const H5Z_class1_t *cls_old = (const H5Z_class1_t *) cls; @@ -262,20 +249,20 @@ H5Zregister(const void *cls) #else /* H5_NO_DEPRECATED_SYMBOLS */ /* Deprecated symbols not allowed, throw an error */ - HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "invalid H5Z_class_t version number"); + HGOTO_ERROR (H5E_ARGS, H5E_BADVALUE, FAIL, "invalid H5Z_class_t version number"); #endif /* H5_NO_DEPRECATED_SYMBOLS */ } /* end if */ - if (cls_real->id<0 || cls_real->id>H5Z_FILTER_MAX) - HGOTO_ERROR (H5E_ARGS, H5E_BADVALUE, FAIL, "invalid filter identification number") - if (cls_real->id<H5Z_FILTER_RESERVED) - HGOTO_ERROR (H5E_ARGS, H5E_BADVALUE, FAIL, "unable to modify predefined filters") - if (cls_real->filter==NULL) - HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "no filter function specified") + if (cls_real->id < 0 || cls_real->id > H5Z_FILTER_MAX) + HGOTO_ERROR (H5E_ARGS, H5E_BADVALUE, FAIL, "invalid filter identification number") + if (cls_real->id < H5Z_FILTER_RESERVED) + HGOTO_ERROR (H5E_ARGS, H5E_BADVALUE, FAIL, "unable to modify predefined filters") + if (cls_real->filter == NULL) + HGOTO_ERROR (H5E_ARGS, H5E_BADVALUE, FAIL, "no filter function specified") /* Do it */ - if (H5Z_register (cls_real)<0) - HGOTO_ERROR (H5E_PLINE, H5E_CANTINIT, FAIL, "unable to register filter") + if (H5Z_register (cls_real) < 0) + HGOTO_ERROR (H5E_PLINE, H5E_CANTINIT, FAIL, "unable to register filter") done: FUNC_LEAVE_API(ret_value) @@ -283,66 +270,67 @@ done: /*------------------------------------------------------------------------- - * Function: H5Z_register + * Function: H5Z_register * - * Purpose: Same as the public version except this one allows filters - * to be set for predefined method numbers <H5Z_FILTER_RESERVED - * - * Return: Non-negative on success/Negative on failure - * - * Programmer: Robb Matzke - * Thursday, April 16, 1998 - * - * Modifications: + * Purpose: Same as the public version except this one allows filters + * to be set for predefined method numbers <H5Z_FILTER_RESERVED * + * Return: Non-negative on success + * Negative on failure *------------------------------------------------------------------------- */ herr_t H5Z_register (const H5Z_class2_t *cls) { - size_t i; - herr_t ret_value = SUCCEED; /* Return value */ + size_t i; + herr_t ret_value = SUCCEED; /* Return value */ FUNC_ENTER_NOAPI(FAIL) - HDassert(cls); - HDassert(cls->id >= 0 && cls->id <= H5Z_FILTER_MAX); + HDassert (cls); + HDassert (cls->id >= 0 && cls->id <= H5Z_FILTER_MAX); /* Is the filter already registered? */ - for(i = 0; i < H5Z_table_used_g; i++) - if(H5Z_table_g[i].id == cls->id) + for (i = 0; i < H5Z_table_used_g; i++) + if (H5Z_table_g[i].id == cls->id) break; /* Filter not already registered */ - if(i >= H5Z_table_used_g) { - if(H5Z_table_used_g >= H5Z_table_alloc_g) { - size_t n = MAX(H5Z_MAX_NFILTERS, 2*H5Z_table_alloc_g); - H5Z_class2_t *table = (H5Z_class2_t *)H5MM_realloc(H5Z_table_g, n * sizeof(H5Z_class2_t)); + if (i >= H5Z_table_used_g) { + if (H5Z_table_used_g >= H5Z_table_alloc_g) { + size_t n = MAX(H5Z_MAX_NFILTERS, 2 * H5Z_table_alloc_g); + H5Z_class2_t *table = (H5Z_class2_t *)H5MM_realloc(H5Z_table_g, n * sizeof(H5Z_class2_t)); #ifdef H5Z_DEBUG - H5Z_stats_t *stat_table = (H5Z_stats_t *)H5MM_realloc(H5Z_stat_table_g, n * sizeof(H5Z_stats_t)); + H5Z_stats_t *stat_table = (H5Z_stats_t *)H5MM_realloc(H5Z_stat_table_g, n * sizeof(H5Z_stats_t)); #endif /* H5Z_DEBUG */ - if(!table) - HGOTO_ERROR(H5E_RESOURCE, H5E_NOSPACE, FAIL, "unable to extend filter table") - H5Z_table_g = table; + if (!table) + HGOTO_ERROR (H5E_RESOURCE, H5E_NOSPACE, FAIL, "unable to extend filter table") + H5Z_table_g = table; #ifdef H5Z_DEBUG - if(!stat_table) - HGOTO_ERROR(H5E_RESOURCE, H5E_NOSPACE, FAIL, "unable to extend filter statistics table") - H5Z_stat_table_g = stat_table; + if (!stat_table) + HGOTO_ERROR (H5E_RESOURCE, H5E_NOSPACE, FAIL, "unable to extend filter statistics table") + H5Z_stat_table_g = stat_table; #endif /* H5Z_DEBUG */ - H5Z_table_alloc_g = n; - } /* end if */ + H5Z_table_alloc_g = n; + } /* end if */ - /* Initialize */ - i = H5Z_table_used_g++; - HDmemcpy(H5Z_table_g+i, cls, sizeof(H5Z_class2_t)); + /* Initialize */ + i = H5Z_table_used_g++; + HDmemcpy (H5Z_table_g+i, cls, sizeof(H5Z_class2_t)); + H5Z_table_g[i].name = (char *)H5MM_xstrdup(cls->name); #ifdef H5Z_DEBUG - HDmemset(H5Z_stat_table_g+i, 0, sizeof(H5Z_stats_t)); + HDmemset (H5Z_stat_table_g+i, 0, sizeof(H5Z_stats_t)); #endif /* H5Z_DEBUG */ } /* end if */ /* Filter already registered */ else { - /* Replace old contents */ - HDmemcpy(H5Z_table_g+i, cls, sizeof(H5Z_class2_t)); + H5Z_class2_t *old_cls = (H5Z_class2_t *)(H5Z_table_g+i) + /* deallocate plugin info name */ + if (old_cls->name) + old_cls->name = (char *)H5MM_xfree(old_cls->name); + /* Replace old contents */ + HDmemcpy (old_cls, cls, sizeof(H5Z_class2_t)); + old_cls->name = (char *)H5MM_xstrdup(cls->name); } /* end else */ done: @@ -351,34 +339,31 @@ done: /*------------------------------------------------------------------------- - * Function: H5Zunregister - * - * Purpose: This function unregisters a filter. - * - * Return: Non-negative on success/Negative on failure + * Function: H5Zunregister * - * Programmer: Quincey Koziol - * Thursday, November 14, 2002 + * Purpose: This function unregisters a filter. * + * Return: Non-negative on success + * Negative on failure *------------------------------------------------------------------------- */ herr_t H5Zunregister(H5Z_filter_t id) { - herr_t ret_value=SUCCEED; /* Return value */ + herr_t ret_value = SUCCEED; /* Return value */ FUNC_ENTER_API(FAIL) H5TRACE1("e", "Zf", id); /* Check args */ - if(id < 0 || id > H5Z_FILTER_MAX) - HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "invalid filter identification number") - if(id < H5Z_FILTER_RESERVED) - HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "unable to modify predefined filters") + if (id < 0 || id > H5Z_FILTER_MAX) + HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "invalid filter identification number") + if (id < H5Z_FILTER_RESERVED) + HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "unable to modify predefined filters") /* Do it */ - if(H5Z_unregister(id) < 0) - HGOTO_ERROR(H5E_PLINE, H5E_CANTINIT, FAIL, "unable to unregister filter") + if (H5Z_unregister(id) < 0) + HGOTO_ERROR(H5E_PLINE, H5E_CANTINIT, FAIL, "unable to unregister filter") done: FUNC_LEAVE_API(ret_value) @@ -386,36 +371,33 @@ done: /*------------------------------------------------------------------------- - * Function: H5Z_unregister - * - * Purpose: Same as the public version except this one allows filters - * to be unset for predefined method numbers <H5Z_FILTER_RESERVED - * - * Return: Non-negative on success/Negative on failure + * Function: H5Z_unregister * - * Programmer: Quincey Koziol - * Thursday, November 14, 2002 + * Purpose: Same as the public version except this one allows filters + * to be unset for predefined method numbers <H5Z_FILTER_RESERVED * + * Return: Non-negative on success + * Negative on failure *------------------------------------------------------------------------- */ herr_t H5Z_unregister(H5Z_filter_t filter_id) { - size_t filter_index; /* Local index variable for filter */ + size_t filter_index; /* Local index variable for filter */ H5Z_object_t object; - herr_t ret_value=SUCCEED; /* Return value */ + herr_t ret_value = SUCCEED; /* Return value */ FUNC_ENTER_NOAPI(FAIL) HDassert(filter_id>=0 && filter_id<=H5Z_FILTER_MAX); /* Is the filter already registered? */ - for (filter_index=0; filter_index<H5Z_table_used_g; filter_index++) - if (H5Z_table_g[filter_index].id==filter_id) + for (filter_index = 0; filter_index < H5Z_table_used_g; filter_index++) + if (H5Z_table_g[filter_index].id == filter_id) break; /* Fail if filter not found */ - if (filter_index>=H5Z_table_used_g) + if (filter_index >= H5Z_table_used_g) HGOTO_ERROR(H5E_PLINE, H5E_NOTFOUND, FAIL, "filter is not registered") /* Initialize the structure object for iteration */ @@ -423,28 +405,32 @@ H5Z_unregister(H5Z_filter_t filter_id) object.found = FALSE; /* Iterate through all opened datasets, returns a failure if any of them uses the filter */ - if(H5I_iterate(H5I_DATASET, H5Z__check_unregister_dset_cb, &object, FALSE) < 0) + if (H5I_iterate(H5I_DATASET, H5Z__check_unregister_dset_cb, &object, FALSE) < 0) HGOTO_ERROR(H5E_FILE, H5E_BADITER, FAIL, "iteration failed") - if(object.found) + if (object.found) HGOTO_ERROR(H5E_PLINE, H5E_CANTRELEASE, FAIL, "can't unregister filter because a dataset is still using it") /* Iterate through all opened groups, returns a failure if any of them uses the filter */ - if(H5I_iterate(H5I_GROUP, H5Z__check_unregister_group_cb, &object, FALSE) < 0) + if (H5I_iterate(H5I_GROUP, H5Z__check_unregister_group_cb, &object, FALSE) < 0) HGOTO_ERROR(H5E_FILE, H5E_BADITER, FAIL, "iteration failed") - if(object.found) + if (object.found) HGOTO_ERROR(H5E_PLINE, H5E_CANTRELEASE, FAIL, "can't unregister filter because a group is still using it") /* Iterate through all opened files and flush them */ - if(H5I_iterate(H5I_FILE, H5Z__flush_file_cb, NULL, FALSE) < 0) + if (H5I_iterate(H5I_FILE, H5Z__flush_file_cb, NULL, FALSE) < 0) HGOTO_ERROR(H5E_FILE, H5E_BADITER, FAIL, "iteration failed") + /* deallocate plugin info name */ + H5Z_class2_t *old_cls = (H5Z_class2_t *)(H5Z_table_g+filter_index); + if (old_cls->name) + old_cls->name = (char *)H5MM_xfree(old_cls->name); /* Remove filter from table */ /* Don't worry about shrinking table size (for now) */ - HDmemmove(&H5Z_table_g[filter_index],&H5Z_table_g[filter_index+1],sizeof(H5Z_class2_t)*((H5Z_table_used_g-1)-filter_index)); + HDmemmove (&H5Z_table_g[filter_index], &H5Z_table_g[filter_index+1], sizeof(H5Z_class2_t)*((H5Z_table_used_g-1)-filter_index)); #ifdef H5Z_DEBUG - HDmemmove(&H5Z_stat_table_g[filter_index],&H5Z_stat_table_g[filter_index+1],sizeof(H5Z_stats_t)*((H5Z_table_used_g-1)-filter_index)); + HDmemmove (&H5Z_stat_table_g[filter_index], &H5Z_stat_table_g[filter_index+1], sizeof(H5Z_stats_t)*((H5Z_table_used_g-1)-filter_index)); #endif /* H5Z_DEBUG */ H5Z_table_used_g--; @@ -454,16 +440,12 @@ done: /*------------------------------------------------------------------------- - * Function: H5Z__check_unregister + * Function: H5Z__check_unregister * - * Purpose: Check if an object uses the filter to be unregistered. - * - * Return: TRUE if the object uses the filter. - * FALSE if not, NEGATIVE on error. - * - * Programmer: Quincey Koziol - * 11 May 2013 + * Purpose: Check if an object uses the filter to be unregistered. * + * Return: TRUE if the object uses the filter. + * FALSE if not, NEGATIVE on error. *------------------------------------------------------------------------- */ static htri_t @@ -475,12 +457,12 @@ H5Z__check_unregister(hid_t ocpl_id, H5Z_filter_t filter_id) FUNC_ENTER_STATIC /* Get the plist structure of object creation */ - if(NULL == (plist = H5P_object_verify(ocpl_id, H5P_OBJECT_CREATE))) - HGOTO_ERROR(H5E_PLINE, H5E_BADATOM, FAIL, "can't find object for ID") + if (NULL == (plist = H5P_object_verify(ocpl_id, H5P_OBJECT_CREATE))) + HGOTO_ERROR (H5E_PLINE, H5E_BADATOM, FAIL, "can't find object for ID") /* Check if the object creation property list uses the filter */ - if((ret_value = H5P_filter_in_pline(plist, filter_id)) < 0) - HGOTO_ERROR(H5E_PLINE, H5E_CANTGET, FAIL, "can't check filter in pipeline") + if ((ret_value = H5P_filter_in_pline(plist, filter_id)) < 0) + HGOTO_ERROR (H5E_PLINE, H5E_CANTGET, FAIL, "can't check filter in pipeline") done: FUNC_LEAVE_NOAPI(ret_value) @@ -488,19 +470,15 @@ done: /*------------------------------------------------------------------------- - * Function: H5Z__check_unregister_group_cb - * - * Purpose: The callback function for H5Z_unregister. It iterates - * through all opened objects. If the object is a dataset - * or a group and it uses the filter to be unregistered, the - * function returns TRUE. + * Function: H5Z__check_unregister_group_cb * - * Return: TRUE if the object uses the filter. - * FALSE otherwise. - * - * Programmer: Raymond Lu - * 6 May 2013 + * Purpose: The callback function for H5Z_unregister. It iterates + * through all opened objects. If the object is a dataset + * or a group and it uses the filter to be unregistered, the + * function returns TRUE. * + * Return: TRUE if the object uses the filter. + * FALSE otherwise. *------------------------------------------------------------------------- */ static int @@ -516,44 +494,40 @@ H5Z__check_unregister_group_cb(void *obj_ptr, hid_t H5_ATTR_UNUSED obj_id, void HDassert(obj_ptr); /* Get the group creation property */ - if((ocpl_id = H5G_get_create_plist((H5G_t *)obj_ptr)) < 0) - HGOTO_ERROR(H5E_PLINE, H5E_CANTGET, FAIL, "can't get group creation property list") + if ((ocpl_id = H5G_get_create_plist((H5G_t *)obj_ptr)) < 0) + HGOTO_ERROR (H5E_PLINE, H5E_CANTGET, FAIL, "can't get group creation property list") /* Check if the filter is in the group creation property list */ - if((filter_in_pline = H5Z__check_unregister(ocpl_id, object->filter_id)) < 0) - HGOTO_ERROR(H5E_PLINE, H5E_CANTGET, FAIL, "can't check filter in pipeline") + if ((filter_in_pline = H5Z__check_unregister(ocpl_id, object->filter_id)) < 0) + HGOTO_ERROR (H5E_PLINE, H5E_CANTGET, FAIL, "can't check filter in pipeline") /* H5I_iterate expects TRUE to stop the loop over objects. Stop the loop and * let H5Z_unregister return failure. - */ - if(filter_in_pline) { + */ + if (filter_in_pline) { object->found = TRUE; ret_value = TRUE; } /* end if */ done: - if(ocpl_id > 0) - if(H5I_dec_app_ref(ocpl_id) < 0) - HDONE_ERROR(H5E_PLINE, H5E_CANTDEC, FAIL, "can't release plist") + if (ocpl_id > 0) + if (H5I_dec_app_ref(ocpl_id) < 0) + HDONE_ERROR (H5E_PLINE, H5E_CANTDEC, FAIL, "can't release plist") FUNC_LEAVE_NOAPI(ret_value) } /* end H5Z__check_unregister_group_cb() */ /*------------------------------------------------------------------------- - * Function: H5Z__check_unregister_dset_cb - * - * Purpose: The callback function for H5Z_unregister. It iterates - * through all opened objects. If the object is a dataset - * or a group and it uses the filter to be unregistered, the - * function returns TRUE. - * - * Return: TRUE if the object uses the filter. - * FALSE otherwise. + * Function: H5Z__check_unregister_dset_cb * - * Programmer: Raymond Lu - * 6 May 2013 + * Purpose: The callback function for H5Z_unregister. It iterates + * through all opened objects. If the object is a dataset + * or a group and it uses the filter to be unregistered, the + * function returns TRUE. * + * Return: TRUE if the object uses the filter. + * FALSE otherwise. *------------------------------------------------------------------------- */ static int @@ -566,61 +540,57 @@ H5Z__check_unregister_dset_cb(void *obj_ptr, hid_t H5_ATTR_UNUSED obj_id, void * FUNC_ENTER_STATIC - HDassert(obj_ptr); + HDassert (obj_ptr); /* Get the dataset creation property */ - if((ocpl_id = H5D_get_create_plist((H5D_t *)obj_ptr)) < 0) - HGOTO_ERROR(H5E_PLINE, H5E_CANTGET, FAIL, "can't get dataset creation property list") + if ((ocpl_id = H5D_get_create_plist((H5D_t *)obj_ptr)) < 0) + HGOTO_ERROR (H5E_PLINE, H5E_CANTGET, FAIL, "can't get dataset creation property list") /* Check if the filter is in the dataset creation property list */ - if((filter_in_pline = H5Z__check_unregister(ocpl_id, object->filter_id)) < 0) - HGOTO_ERROR(H5E_PLINE, H5E_CANTGET, FAIL, "can't check filter in pipeline") + if ((filter_in_pline = H5Z__check_unregister(ocpl_id, object->filter_id)) < 0) + HGOTO_ERROR (H5E_PLINE, H5E_CANTGET, FAIL, "can't check filter in pipeline") /* H5I_iterate expects TRUE to stop the loop over objects. Stop the loop and * let H5Z_unregister return failure. - */ - if(filter_in_pline) { + */ + if (filter_in_pline) { object->found = TRUE; ret_value = TRUE; } /* end if */ done: - if(ocpl_id > 0) - if(H5I_dec_app_ref(ocpl_id) < 0) - HDONE_ERROR(H5E_PLINE, H5E_CANTDEC, FAIL, "can't release plist") + if (ocpl_id > 0) + if (H5I_dec_app_ref(ocpl_id) < 0) + HDONE_ERROR (H5E_PLINE, H5E_CANTDEC, FAIL, "can't release plist") FUNC_LEAVE_NOAPI(ret_value) } /* end H5Z__check_unregister_dset_cb() */ /*------------------------------------------------------------------------- - * Function: H5Z__flush_file_cb - * - * Purpose: The callback function for H5Z_unregister. It iterates - * through all opened files and flush them. + * Function: H5Z__flush_file_cb * - * Return: FALSE if finishes flushing and moves on - * FAIL if there is an error - * - * Programmer: Raymond Lu - * 6 May 2013 + * Purpose: The callback function for H5Z_unregister. It iterates + * through all opened files and flush them. * + * Return: FALSE if finishes flushing and moves on + * FAIL if there is an error *------------------------------------------------------------------------- */ static int H5Z__flush_file_cb(void *obj_ptr, hid_t H5_ATTR_UNUSED obj_id, void H5_ATTR_UNUSED *key) { - int ret_value = FALSE; /* Return value */ + int ret_value = FALSE; /* Return value */ FUNC_ENTER_STATIC - HDassert(obj_ptr); + HDassert (obj_ptr); - /* Call the flush routine for mounted file hierarchies. Do a global flush + /* Call the flush routine for mounted file hierarchies. Do a global flush * if the file is opened for write */ - if(H5F_ACC_RDWR & H5F_INTENT((H5F_t *)obj_ptr)) { - if(H5F_flush_mounts((H5F_t *)obj_ptr, H5AC_dxpl_id) < 0) - HGOTO_ERROR(H5E_PLINE, H5E_CANTFLUSH, FAIL, "unable to flush file hierarchy") + if (H5F_ACC_RDWR & H5F_INTENT((H5F_t *)obj_ptr)) { + if (H5F_flush_mounts((H5F_t *)obj_ptr, H5AC_dxpl_id) < 0) + HGOTO_ERROR (H5E_PLINE, H5E_CANTFLUSH, FAIL, "unable to flush file hierarchy") } /* end if */ done: @@ -629,33 +599,27 @@ done: /*------------------------------------------------------------------------- - * Function: H5Zfilter_avail - * - * Purpose: Check if a filter is available + * Function: H5Zfilter_avail * - * Return: Non-negative (TRUE/FALSE) on success/Negative on failure - * - * Programmer: Quincey Koziol - * Thursday, November 14, 2002 - * - * Modifications: + * Purpose: Check if a filter is available * + * Return: Non-negative (TRUE/FALSE) on success/Negative on failure *------------------------------------------------------------------------- */ htri_t H5Zfilter_avail(H5Z_filter_t id) { - htri_t ret_value=FALSE; /* Return value */ + htri_t ret_value = FALSE; /* Return value */ FUNC_ENTER_API(FAIL) H5TRACE1("t", "Zf", id); /* Check args */ - if(id<0 || id>H5Z_FILTER_MAX) + if (id < 0 || id > H5Z_FILTER_MAX) HGOTO_ERROR (H5E_ARGS, H5E_BADVALUE, FAIL, "invalid filter identification number") - if((ret_value = H5Z_filter_avail(id)) < 0) - HGOTO_ERROR(H5E_PLINE, H5E_NOTFOUND, FAIL, "unable to check the availability of the filter") + 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) @@ -663,35 +627,35 @@ done: /*------------------------------------------------------------------------- - * Function: H5Z_filter_avail - * - * Purpose: Private function to check if a filter is available + * Function: H5Z_filter_avail * - * Return: Non-negative (TRUE/FALSE) on success/Negative on failure - * - * Programmer: Raymond Lu - * 13 February 2013 + * Purpose: Private function to check if a filter is available * + * Return: Non-negative (TRUE/FALSE) on success/Negative on failure *------------------------------------------------------------------------- */ htri_t H5Z_filter_avail(H5Z_filter_t id) { - size_t i; /* Local index variable */ - const H5Z_class2_t *filter_info; - htri_t ret_value = FALSE; /* Return value */ + size_t i; /* Local index variable */ + H5Z_class2_t *filter_info; + 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) - - if(NULL != (filter_info = (const H5Z_class2_t *)H5PL_load(H5PL_TYPE_FILTER, (int)id))) { - if(H5Z_register(filter_info) < 0) - HGOTO_ERROR(H5E_PLINE, H5E_CANTINIT, FAIL, "unable to register loaded filter") - HGOTO_DONE(TRUE) + for (i = 0; i < H5Z_table_used_g; i++) + if (H5Z_table_g[i].id == id) + HGOTO_DONE (TRUE) + + if (NULL != (filter_info = (const H5Z_class2_t *)H5PL_load(H5PL_TYPE_FILTER, (int)id))) { + herr_t status = H5Z_register(filter_info); + if (filter_info->name) + filter_info->name = (char *)H5MM_xfree(filter_info->name); + filter_info = (H5Z_class2_t *)H5MM_xfree(filter_info); + if (status < 0) + HGOTO_ERROR (H5E_PLINE, H5E_CANTINIT, FAIL, "unable to register loaded filter") + HGOTO_DONE (TRUE) } done: FUNC_LEAVE_NOAPI(ret_value) @@ -699,21 +663,17 @@ done: /*------------------------------------------------------------------------- - * Function: H5Z_prelude_callback + * Function: H5Z_prelude_callback * - * Purpose: Makes a dataset creation "prelude" callback for the "can_apply" - * or "set_local" routines. + * Purpose: Makes a dataset creation "prelude" callback for the "can_apply" + * or "set_local" routines. * - * Return: Non-negative on success/Negative on failure - * - * Programmer: Quincey Koziol - * Friday, April 4, 2003 + * Return: Non-negative on success/Negative on failure * * Notes: - * The chunk dimensions are used to create a dataspace, instead - * of passing in the dataset's dataspace, since the chunk - * dimensions are what the I/O filter will actually see - * + * The chunk dimensions are used to create a dataspace, instead + * of passing in the dataset's dataspace, since the chunk + * dimensions are what the I/O filter will actually see *------------------------------------------------------------------------- */ static herr_t @@ -722,59 +682,59 @@ H5Z_prelude_callback(const H5O_pline_t *pline, hid_t dcpl_id, hid_t type_id, { H5Z_class2_t *fclass; /* Individual filter information */ size_t u; /* Local index variable */ - htri_t ret_value = TRUE; /* Return value */ + htri_t ret_value = TRUE; /* Return value */ FUNC_ENTER_NOAPI_NOINIT HDassert(pline->nused > 0); /* Iterate over filters */ - for(u = 0; u < pline->nused; u++) { + for (u = 0; u < pline->nused; u++) { /* Get filter information */ - if(NULL == (fclass = H5Z_find(pline->filter[u].id))) { + if (NULL == (fclass = H5Z_find(pline->filter[u].id))) { /* Ignore errors from optional filters */ - if(pline->filter[u].flags & H5Z_FLAG_OPTIONAL) - H5E_clear_stack(NULL); + if (pline->filter[u].flags & H5Z_FLAG_OPTIONAL) + H5E_clear_stack (NULL); else - HGOTO_ERROR(H5E_PLINE, H5E_NOTFOUND, FAIL, "required filter was not located") + HGOTO_ERROR (H5E_PLINE, H5E_NOTFOUND, FAIL, "required filter was not located") } /* end if */ else { /* Make correct callback */ - switch(prelude_type) { + switch (prelude_type) { case H5Z_PRELUDE_CAN_APPLY: /* Check if filter is configured to be able to encode */ - if(!fclass->encoder_present) - HGOTO_ERROR(H5E_PLINE, H5E_NOENCODER, FAIL, "Filter present but encoding is disabled."); + if (!fclass->encoder_present) + HGOTO_ERROR (H5E_PLINE, H5E_NOENCODER, FAIL, "Filter present but encoding is disabled."); /* Check if there is a "can apply" callback */ - if(fclass->can_apply) { + if (fclass->can_apply) { /* Make callback to filter's "can apply" function */ htri_t status = (fclass->can_apply)(dcpl_id, type_id, space_id); /* Indicate error during filter callback */ - if(status < 0) + if (status < 0) HGOTO_ERROR(H5E_PLINE, H5E_CANAPPLY, FAIL, "error during user callback") - /* Indicate filter can't apply to this combination of parameters. + /* Indicate filter can't apply to this combination of parameters. * If the filter is NOT optional, returns failure. */ - if(status == FALSE && !(pline->filter[u].flags & H5Z_FLAG_OPTIONAL)) + if (status == FALSE && !(pline->filter[u].flags & H5Z_FLAG_OPTIONAL)) HGOTO_ERROR(H5E_PLINE, H5E_CANAPPLY, FAIL, "filter parameters not appropriate") } /* end if */ break; case H5Z_PRELUDE_SET_LOCAL: /* Check if there is a "set local" callback */ - if(fclass->set_local) { + if (fclass->set_local) { /* Make callback to filter's "set local" function */ - if((fclass->set_local)(dcpl_id, type_id, space_id) < 0) + if ((fclass->set_local)(dcpl_id, type_id, space_id) < 0) /* Indicate error during filter callback */ - HGOTO_ERROR(H5E_PLINE, H5E_SETLOCAL, FAIL, "error during user callback") + HGOTO_ERROR (H5E_PLINE, H5E_SETLOCAL, FAIL, "error during user callback") } /* end if */ break; default: - HDassert("invalid prelude type" && 0); + HDassert ("invalid prelude type" && 0); } /* end switch */ } /* end else */ } /* end for */ @@ -786,82 +746,78 @@ done: /*------------------------------------------------------------------------- - * Function: H5Z_prepare_prelude_callback_dcpl + * Function: H5Z_prepare_prelude_callback_dcpl * - * Purpose: Prepares to make a dataset creation "prelude" callback - * for the "can_apply" or "set_local" routines. + * Purpose: Prepares to make a dataset creation "prelude" callback + * for the "can_apply" or "set_local" routines. * - * Return: Non-negative on success/Negative on failure - * - * Programmer: Quincey Koziol - * Friday, April 4, 2003 + * Return: Non-negative on success/Negative on failure * * Notes: - * The chunk dimensions are used to create a dataspace, instead - * of passing in the dataset's dataspace, since the chunk - * dimensions are what the I/O filter will actually see - * + * The chunk dimensions are used to create a dataspace, instead + * of passing in the dataset's dataspace, since the chunk + * dimensions are what the I/O filter will actually see *------------------------------------------------------------------------- */ static herr_t H5Z_prepare_prelude_callback_dcpl(hid_t dcpl_id, hid_t type_id, H5Z_prelude_type_t prelude_type) { - hid_t space_id = -1; /* ID for dataspace describing chunk */ - herr_t ret_value = SUCCEED; /* Return value */ + hid_t space_id = -1; /* ID for dataspace describing chunk */ + herr_t ret_value = SUCCEED; /* Return value */ FUNC_ENTER_NOAPI_NOINIT - HDassert(H5I_GENPROP_LST == H5I_get_type(dcpl_id)); - HDassert(H5I_DATATYPE == H5I_get_type(type_id)); + HDassert (H5I_GENPROP_LST == H5I_get_type(dcpl_id)); + HDassert (H5I_DATATYPE == H5I_get_type(type_id)); /* Check if the property list is non-default */ - if(dcpl_id != H5P_DATASET_CREATE_DEFAULT) { - H5P_genplist_t *dc_plist; /* Dataset creation property list object */ - H5O_layout_t dcpl_layout; /* Dataset's layout information */ + if (dcpl_id != H5P_DATASET_CREATE_DEFAULT) { + H5P_genplist_t *dc_plist; /* Dataset creation property list object */ + H5O_layout_t dcpl_layout; /* Dataset's layout information */ /* Get dataset creation property list object */ - if(NULL == (dc_plist = (H5P_genplist_t *)H5I_object(dcpl_id))) - HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "can't get dataset creation property list") + if (NULL == (dc_plist = (H5P_genplist_t *)H5I_object(dcpl_id))) + HGOTO_ERROR (H5E_ARGS, H5E_BADTYPE, FAIL, "can't get dataset creation property list") /* Get layout information */ - if(H5P_get(dc_plist, H5D_CRT_LAYOUT_NAME, &dcpl_layout) < 0) - HGOTO_ERROR(H5E_PLIST, H5E_CANTGET, FAIL, "can't retrieve layout") + if (H5P_get(dc_plist, H5D_CRT_LAYOUT_NAME, &dcpl_layout) < 0) + HGOTO_ERROR (H5E_PLIST, H5E_CANTGET, FAIL, "can't retrieve layout") /* Check if the dataset is chunked */ - if(H5D_CHUNKED == dcpl_layout.type) { + if (H5D_CHUNKED == dcpl_layout.type) { H5O_pline_t dcpl_pline; /* Object's I/O pipeline information */ /* Get I/O pipeline information */ - if(H5P_get(dc_plist, H5O_CRT_PIPELINE_NAME, &dcpl_pline) < 0) - HGOTO_ERROR(H5E_PLIST, H5E_CANTGET, FAIL, "can't retrieve pipeline filter") + if (H5P_get(dc_plist, H5O_CRT_PIPELINE_NAME, &dcpl_pline) < 0) + HGOTO_ERROR (H5E_PLIST, H5E_CANTGET, FAIL, "can't retrieve pipeline filter") /* Check if the chunks have filters */ - if(dcpl_pline.nused > 0) { + if (dcpl_pline.nused > 0) { hsize_t chunk_dims[H5O_LAYOUT_NDIMS]; /* Size of chunk dimensions */ - H5S_t *space; /* Dataspace describing chunk */ - size_t u; /* Local index variable */ + H5S_t *space; /* Dataspace describing chunk */ + size_t u; /* Local index variable */ /* Create a dataspace for a chunk & set the extent */ - for(u = 0; u < dcpl_layout.u.chunk.ndims; u++) + for (u = 0; u < dcpl_layout.u.chunk.ndims; u++) chunk_dims[u] = dcpl_layout.u.chunk.dim[u]; - if(NULL == (space = H5S_create_simple(dcpl_layout.u.chunk.ndims, chunk_dims, NULL))) - HGOTO_ERROR(H5E_DATASPACE, H5E_CANTCREATE, FAIL, "can't create simple dataspace") + if (NULL == (space = H5S_create_simple(dcpl_layout.u.chunk.ndims, chunk_dims, NULL))) + HGOTO_ERROR (H5E_DATASPACE, H5E_CANTCREATE, FAIL, "can't create simple dataspace") /* Get ID for dataspace to pass to filter routines */ - if((space_id = H5I_register(H5I_DATASPACE, space, FALSE)) < 0) { - (void)H5S_close(space); - HGOTO_ERROR(H5E_ATOM, H5E_CANTREGISTER, FAIL, "unable to register dataspace ID") + if ((space_id = H5I_register(H5I_DATASPACE, space, FALSE)) < 0) { + (void)H5S_close (space); + HGOTO_ERROR (H5E_ATOM, H5E_CANTREGISTER, FAIL, "unable to register dataspace ID") } /* end if */ /* Make the callbacks */ - if(H5Z_prelude_callback(&dcpl_pline, dcpl_id, type_id, space_id, prelude_type) < 0) - HGOTO_ERROR(H5E_PLINE, H5E_CANAPPLY, FAIL, "unable to apply filter") + if (H5Z_prelude_callback(&dcpl_pline, dcpl_id, type_id, space_id, prelude_type) < 0) + HGOTO_ERROR (H5E_PLINE, H5E_CANAPPLY, FAIL, "unable to apply filter") } /* end if */ } /* end if */ } /* end if */ done: - if(space_id > 0 && H5I_dec_ref(space_id) < 0) + if (space_id > 0 && H5I_dec_ref(space_id) < 0) HDONE_ERROR(H5E_PLINE, H5E_CANTRELEASE, FAIL, "unable to close dataspace") FUNC_LEAVE_NOAPI(ret_value) @@ -869,22 +825,19 @@ done: /*------------------------------------------------------------------------- - * Function: H5Z_can_apply - * - * Purpose: Checks if all the filters defined in the dataset creation - * property list can be applied to a particular combination of - * datatype and dataspace for a dataset. + * Function: H5Z_can_apply * - * Return: Non-negative on success/Negative on failure + * Purpose: Checks if all the filters defined in the dataset creation + * property list can be applied to a particular combination of + * datatype and dataspace for a dataset. * - * Programmer: Quincey Koziol - * Thursday, April 3, 2003 + * Return: Non-negative on success + * Negative on failure * * Notes: - * The chunk dimensions are used to create a dataspace, instead - * of passing in the dataset's dataspace, since the chunk - * dimensions are what the I/O filter will actually see - * + * The chunk dimensions are used to create a dataspace, instead + * of passing in the dataset's dataspace, since the chunk + * dimensions are what the I/O filter will actually see *------------------------------------------------------------------------- */ herr_t @@ -895,8 +848,8 @@ H5Z_can_apply(hid_t dcpl_id, hid_t type_id) FUNC_ENTER_NOAPI(FAIL) /* Make "can apply" callbacks for filters in pipeline */ - if(H5Z_prepare_prelude_callback_dcpl(dcpl_id, type_id, H5Z_PRELUDE_CAN_APPLY) < 0) - HGOTO_ERROR(H5E_PLINE, H5E_CANAPPLY, FAIL, "unable to apply filter") + if (H5Z_prepare_prelude_callback_dcpl(dcpl_id, type_id, H5Z_PRELUDE_CAN_APPLY) < 0) + HGOTO_ERROR (H5E_PLINE, H5E_CANAPPLY, FAIL, "unable to apply filter") done: FUNC_LEAVE_NOAPI(ret_value) @@ -904,22 +857,19 @@ done: /*------------------------------------------------------------------------- - * Function: H5Z_set_local - * - * Purpose: Makes callbacks to modify dataset creation list property - * settings for filters on a new dataset, based on the datatype - * and dataspace of that dataset (chunk). + * Function: H5Z_set_local * - * Return: Non-negative on success/Negative on failure + * Purpose: Makes callbacks to modify dataset creation list property + * settings for filters on a new dataset, based on the datatype + * and dataspace of that dataset (chunk). * - * Programmer: Quincey Koziol - * Friday, April 4, 2003 + * Return: Non-negative on success + * Negative on failure * * Notes: - * The chunk dimensions are used to create a dataspace, instead - * of passing in the dataset's dataspace, since the chunk - * dimensions are what the I/O filter will actually see - * + * The chunk dimensions are used to create a dataspace, instead + * of passing in the dataset's dataspace, since the chunk + * dimensions are what the I/O filter will actually see *------------------------------------------------------------------------- */ herr_t @@ -930,8 +880,8 @@ H5Z_set_local(hid_t dcpl_id, hid_t type_id) FUNC_ENTER_NOAPI(FAIL) /* Make "set local" callbacks for filters in pipeline */ - if(H5Z_prepare_prelude_callback_dcpl(dcpl_id, type_id, H5Z_PRELUDE_SET_LOCAL) < 0) - HGOTO_ERROR(H5E_PLINE, H5E_SETLOCAL, FAIL, "local filter parameters not set") + if (H5Z_prepare_prelude_callback_dcpl(dcpl_id, type_id, H5Z_PRELUDE_SET_LOCAL) < 0) + HGOTO_ERROR (H5E_PLINE, H5E_SETLOCAL, FAIL, "local filter parameters not set") done: FUNC_LEAVE_NOAPI(ret_value) @@ -939,17 +889,14 @@ done: /*------------------------------------------------------------------------- - * Function: H5Z_can_apply_direct + * Function: H5Z_can_apply_direct * - * Purpose: Checks if all the filters defined in the pipeline can be - * applied to an opaque byte stream (currently only a group). - * The pipeline is assumed to have at least one filter. - * - * Return: Non-negative on success/Negative on failure - * - * Programmer: Neil Fortner - * Tuesday, September 22, 2009 + * Purpose: Checks if all the filters defined in the pipeline can be + * applied to an opaque byte stream (currently only a group). + * The pipeline is assumed to have at least one filter. * + * Return: Non-negative on success + * Negative on failure *------------------------------------------------------------------------- */ herr_t @@ -959,11 +906,11 @@ H5Z_can_apply_direct(const H5O_pline_t *pline) FUNC_ENTER_NOAPI(FAIL) - HDassert(pline->nused > 0); + HDassert (pline->nused > 0); /* Make "can apply" callbacks for filters in pipeline */ - if(H5Z_prelude_callback(pline, (hid_t)-1, (hid_t)-1, (hid_t)-1, H5Z_PRELUDE_CAN_APPLY) < 0) - HGOTO_ERROR(H5E_PLINE, H5E_CANAPPLY, FAIL, "unable to apply filter") + if (H5Z_prelude_callback(pline, (hid_t)-1, (hid_t)-1, (hid_t)-1, H5Z_PRELUDE_CAN_APPLY) < 0) + HGOTO_ERROR (H5E_PLINE, H5E_CANAPPLY, FAIL, "unable to apply filter") done: FUNC_LEAVE_NOAPI(ret_value) @@ -971,22 +918,19 @@ done: /*------------------------------------------------------------------------- - * Function: H5Z_set_local_direct + * Function: H5Z_set_local_direct * - * Purpose: Makes callbacks to modify local settings for filters on a - * new opaque object. The pipeline is assumed to have at - * least one filter. + * Purpose: Makes callbacks to modify local settings for filters on a + * new opaque object. The pipeline is assumed to have at + * least one filter. * - * Return: Non-negative on success/Negative on failure - * - * Programmer: Neil Fortner - * Tuesday, September 22, 2009 + * Return: Non-negative on success + * Negative on failure * * Notes: - * This callback will almost certainly not do anything - * useful, other than to make certain that the filter will - * accept opque data. - * + * This callback will almost certainly not do anything + * useful, other than to make certain that the filter will + * accept opaque data. *------------------------------------------------------------------------- */ herr_t @@ -996,11 +940,11 @@ H5Z_set_local_direct(const H5O_pline_t *pline) FUNC_ENTER_NOAPI(FAIL) - HDassert(pline->nused > 0); + HDassert (pline->nused > 0); /* Make "set local" callbacks for filters in pipeline */ - if(H5Z_prelude_callback(pline, (hid_t)-1, (hid_t)-1, (hid_t)-1, H5Z_PRELUDE_SET_LOCAL) < 0) - HGOTO_ERROR(H5E_PLINE, H5E_SETLOCAL, FAIL, "local filter parameters not set") + if (H5Z_prelude_callback(pline, (hid_t)-1, (hid_t)-1, (hid_t)-1, H5Z_PRELUDE_SET_LOCAL) < 0) + HGOTO_ERROR (H5E_PLINE, H5E_SETLOCAL, FAIL, "local filter parameters not set") done: FUNC_LEAVE_NOAPI(ret_value) @@ -1008,66 +952,61 @@ done: /*------------------------------------------------------------------------- - * Function: H5Z_modify - * - * Purpose: Modify filter parameters for specified pipeline. + * Function: H5Z_modify * - * Return: Non-negative on success/Negative on failure - * - * Programmer: Quincey Koziol - * Friday, April 5, 2003 - * - * Modifications: + * Purpose: Modify filter parameters for specified pipeline. * + * Return: Non-negative on success + * Negative on failure *------------------------------------------------------------------------- */ herr_t H5Z_modify(const H5O_pline_t *pline, H5Z_filter_t filter, unsigned flags, - size_t cd_nelmts, const unsigned int cd_values[/*cd_nelmts*/]) + size_t cd_nelmts, const unsigned int cd_values[/*cd_nelmts*/]) { - size_t idx; /* Index of filter in pipeline */ - herr_t ret_value = SUCCEED; /* Return value */ + size_t idx; /* Index of filter in pipeline */ + herr_t ret_value = SUCCEED; /* Return value */ FUNC_ENTER_NOAPI(FAIL) - HDassert(pline); - HDassert(filter >= 0 && filter <= H5Z_FILTER_MAX); - HDassert(0 == (flags & ~((unsigned)H5Z_FLAG_DEFMASK))); - HDassert(0 == cd_nelmts || cd_values); + HDassert (pline); + HDassert (filter >= 0 && filter <= H5Z_FILTER_MAX); + HDassert (0 == (flags & ~((unsigned)H5Z_FLAG_DEFMASK))); + HDassert (0 == cd_nelmts || cd_values); /* Locate the filter in the pipeline */ - for(idx = 0; idx < pline->nused; idx++) - if(pline->filter[idx].id == filter) + for (idx = 0; idx < pline->nused; idx++) + if (pline->filter[idx].id == filter) break; /* Check if the filter was not already in the pipeline */ - if(idx > pline->nused) - HGOTO_ERROR(H5E_PLINE, H5E_NOTFOUND, FAIL, "filter not in pipeline") + if (idx > pline->nused) + HGOTO_ERROR (H5E_PLINE, H5E_NOTFOUND, FAIL, "filter not in pipeline") /* Change parameters for filter */ pline->filter[idx].flags = flags; pline->filter[idx].cd_nelmts = cd_nelmts; /* Free any existing parameters */ - if(pline->filter[idx].cd_values != NULL && pline->filter[idx].cd_values != pline->filter[idx]._cd_values) - H5MM_xfree(pline->filter[idx].cd_values); + if (pline->filter[idx].cd_values != NULL && pline->filter[idx].cd_values != pline->filter[idx]._cd_values) + H5MM_xfree(pline->filter[idx].cd_values); /* Set parameters */ - if(cd_nelmts > 0) { - size_t i; /* Local index variable */ + if (cd_nelmts > 0) { + size_t i; /* Local index variable */ /* Allocate memory or point at internal buffer */ - if(cd_nelmts > H5Z_COMMON_CD_VALUES) { + if (cd_nelmts > H5Z_COMMON_CD_VALUES) { pline->filter[idx].cd_values = (unsigned *)H5MM_malloc(cd_nelmts * sizeof(unsigned)); - if(NULL == pline->filter[idx].cd_values) - HGOTO_ERROR(H5E_RESOURCE, H5E_NOSPACE, FAIL, "memory allocation failed for filter parameters") + if (NULL == pline->filter[idx].cd_values) + HGOTO_ERROR (H5E_RESOURCE, H5E_NOSPACE, FAIL, "memory allocation failed for filter parameters") } /* end if */ else pline->filter[idx].cd_values = pline->filter[idx]._cd_values; /* Copy client data values */ - for(i = 0; i < cd_nelmts; i++) - pline->filter[idx].cd_values[i] = cd_values[i]; + for (i = 0; i < cd_nelmts; i++) + pline->filter[idx].cd_values[i] = cd_values[i]; } /* end if */ else pline->filter[idx].cd_values = NULL; @@ -1078,47 +1017,42 @@ done: /*------------------------------------------------------------------------- - * Function: H5Z_append - * - * Purpose: Append another filter to the specified pipeline. + * Function: H5Z_append * - * Return: Non-negative on success/Negative on failure - * - * Programmer: Robb Matzke - * Tuesday, August 4, 1998 - * - * Modifications: + * Purpose: Append another filter to the specified pipeline. * + * Return: Non-negative on success + * Negative on failure *------------------------------------------------------------------------- */ herr_t H5Z_append(H5O_pline_t *pline, H5Z_filter_t filter, unsigned flags, - size_t cd_nelmts, const unsigned int cd_values[/*cd_nelmts*/]) + size_t cd_nelmts, const unsigned int cd_values[/*cd_nelmts*/]) { - size_t idx; - herr_t ret_value = SUCCEED; /* Return value */ + size_t idx; + herr_t ret_value = SUCCEED; /* Return value */ FUNC_ENTER_NOAPI(FAIL) - HDassert(pline); - HDassert(filter >= 0 && filter <= H5Z_FILTER_MAX); - HDassert(0 == (flags & ~((unsigned)H5Z_FLAG_DEFMASK))); - HDassert(0 == cd_nelmts || cd_values); + HDassert (pline); + HDassert (filter >= 0 && filter <= H5Z_FILTER_MAX); + HDassert (0 == (flags & ~((unsigned)H5Z_FLAG_DEFMASK))); + HDassert (0 == cd_nelmts || cd_values); /* * Check filter limit. We do it here for early warnings although we may * decide to relax this restriction in the future. */ - if(pline->nused >= H5Z_MAX_NFILTERS) - HGOTO_ERROR(H5E_PLINE, H5E_CANTINIT, FAIL, "too many filters in pipeline") + if (pline->nused >= H5Z_MAX_NFILTERS) + HGOTO_ERROR (H5E_PLINE, H5E_CANTINIT, FAIL, "too many filters in pipeline") /* Check for freshly allocated filter pipeline */ - if(pline->version == 0) + if (pline->version == 0) pline->version = H5O_PLINE_VERSION_1; /* Allocate additional space in the pipeline if it's full */ - if(pline->nused >= pline->nalloc) { - H5O_pline_t x; + if (pline->nused >= pline->nalloc) { + H5O_pline_t x; size_t n; /* Each filter's data may be stored internally or may be @@ -1128,14 +1062,14 @@ H5Z_append(H5O_pline_t *pline, H5Z_filter_t filter, unsigned flags, * filter struct is reallocated. Set these pointers to ~NULL * so that we can reset them after reallocating the filters array. */ - for(n = 0; n < pline->nalloc; ++n) - if(pline->filter[n].cd_values == pline->filter[n]._cd_values) + for (n = 0; n < pline->nalloc; ++n) + if (pline->filter[n].cd_values == pline->filter[n]._cd_values) pline->filter[n].cd_values = (unsigned *)((void *) ~((size_t)NULL)); - x.nalloc = MAX(H5Z_MAX_NFILTERS, 2 * pline->nalloc); - x.filter = (H5Z_filter_info_t *)H5MM_realloc(pline->filter, x.nalloc * sizeof(x.filter[0])); - if(NULL == x.filter) - HGOTO_ERROR(H5E_RESOURCE, H5E_NOSPACE, FAIL, "memory allocation failed for filter pipeline") + x.nalloc = MAX(H5Z_MAX_NFILTERS, 2 * pline->nalloc); + x.filter = (H5Z_filter_info_t *)H5MM_realloc(pline->filter, x.nalloc * sizeof(x.filter[0])); + if (NULL == x.filter) + HGOTO_ERROR (H5E_RESOURCE, H5E_NOSPACE, FAIL, "memory allocation failed for filter pipeline") /* Fix pointers in previous filters that need to point to their own * internal data. @@ -1145,8 +1079,8 @@ H5Z_append(H5O_pline_t *pline, H5Z_filter_t filter, unsigned flags, x.filter[n].cd_values = x.filter[n]._cd_values; /* Point to newly allocated buffer */ - pline->nalloc = x.nalloc; - pline->filter = x.filter; + pline->nalloc = x.nalloc; + pline->filter = x.filter; } /* end if */ /* Add the new filter to the pipeline */ @@ -1155,21 +1089,21 @@ H5Z_append(H5O_pline_t *pline, H5Z_filter_t filter, unsigned flags, pline->filter[idx].flags = flags; pline->filter[idx].name = NULL; /*we'll pick it up later*/ pline->filter[idx].cd_nelmts = cd_nelmts; - if(cd_nelmts > 0) { - size_t i; /* Local index variable */ + if (cd_nelmts > 0) { + size_t i; /* Local index variable */ /* Allocate memory or point at internal buffer */ - if(cd_nelmts > H5Z_COMMON_CD_VALUES) { + if (cd_nelmts > H5Z_COMMON_CD_VALUES) { pline->filter[idx].cd_values = (unsigned *)H5MM_malloc(cd_nelmts * sizeof(unsigned)); - if(NULL == pline->filter[idx].cd_values) - HGOTO_ERROR(H5E_RESOURCE, H5E_NOSPACE, FAIL, "memory allocation failed for filter") + if (NULL == pline->filter[idx].cd_values) + HGOTO_ERROR (H5E_RESOURCE, H5E_NOSPACE, FAIL, "memory allocation failed for filter") } /* end if */ else pline->filter[idx].cd_values = pline->filter[idx]._cd_values; /* Copy client data values */ - for(i = 0; i < cd_nelmts; i++) - pline->filter[idx].cd_values[i] = cd_values[i]; + for (i = 0; i < cd_nelmts; i++) + pline->filter[idx].cd_values[i] = cd_values[i]; } /* end if */ else pline->filter[idx].cd_values = NULL; @@ -1182,32 +1116,26 @@ done: /*------------------------------------------------------------------------- - * Function: H5Z_find_idx - * - * Purpose: Given a filter ID return the offset in the global array - * that holds all the registered filters. - * - * Return: Success: Non-negative index of entry in global filter table. - * Failure: Negative - * - * Programmer: Quincey Koziol - * Friday, April 5, 2003 + * Function: H5Z_find_idx * - * Modifications: + * Purpose: Given a filter ID return the offset in the global array + * that holds all the registered filters. * + * Return: Success: Non-negative index of entry in global filter table. + * Failure: Negative *------------------------------------------------------------------------- */ static int H5Z_find_idx(H5Z_filter_t id) { size_t i; /* Local index variable */ - int ret_value=FAIL; /* Return value */ + int ret_value = FAIL; /* Return value */ FUNC_ENTER_NOAPI_NOINIT_NOERR - for (i=0; i<H5Z_table_used_g; i++) - if (H5Z_table_g[i].id == id) - HGOTO_DONE((int)i) + for (i = 0; i < H5Z_table_used_g; i++) + if (H5Z_table_g[i].id == id) + HGOTO_DONE ((int)i) done: FUNC_LEAVE_NOAPI(ret_value) @@ -1215,37 +1143,29 @@ done: /*------------------------------------------------------------------------- - * Function: H5Z_find + * Function: H5Z_find * - * Purpose: Given a filter ID return a pointer to a global struct that - * defines the filter. - * - * Return: Success: Ptr to entry in global filter table. - * Failure: NULL - * - * Programmer: Robb Matzke - * Wednesday, August 5, 1998 - * - * Modifications: - * Use H5Z_find_idx now - * Quincey Koziol, April 5, 2003 + * Purpose: Given a filter ID return a pointer to a global struct that + * defines the filter. * + * Return: Success: Ptr to entry in global filter table. + * Failure: NULL *------------------------------------------------------------------------- */ H5Z_class2_t * H5Z_find(H5Z_filter_t id) { - int idx; /* Filter index in global table */ - H5Z_class2_t *ret_value=NULL; /* Return value */ + int idx; /* Filter index in global table */ + H5Z_class2_t *ret_value = NULL; /* Return value */ FUNC_ENTER_NOAPI(NULL) /* Get the index in the global table */ - if((idx=H5Z_find_idx(id))<0) - HGOTO_ERROR(H5E_PLINE, H5E_NOTFOUND, NULL, "required filter is not registered") + if ((idx = H5Z_find_idx(id)) < 0) + HGOTO_ERROR (H5E_PLINE, H5E_NOTFOUND, NULL, "required filter is not registered") /* Set return value */ - ret_value=H5Z_table_g+idx; + ret_value = H5Z_table_g+idx; done: FUNC_LEAVE_NOAPI(ret_value) @@ -1253,171 +1173,174 @@ done: /*------------------------------------------------------------------------- - * Function: H5Z_pipeline - * - * Purpose: Process data through the filter pipeline. The FLAGS argument - * is the filter invocation flags (definition flags come from - * the PLINE->filter[].flags). The filters are processed in - * definition order unless the H5Z_FLAG_REVERSE is set. The - * FILTER_MASK is a bit-mask to indicate which filters to skip - * and on exit will indicate which filters failed. Each - * filter has an index number in the pipeline and that index - * number is the filter's bit in the FILTER_MASK. NBYTES is the - * number of bytes of data to filter and on exit should be the - * number of resulting bytes while BUF_SIZE holds the total - * allocated size of the buffer, which is pointed to BUF. - * - * If the buffer must grow during processing of the pipeline - * then the pipeline function should free the original buffer - * and return a fresh buffer, adjusting BUF_SIZE accordingly. - * - * Return: Non-negative on success/Negative on failure - * - * Programmer: Robb Matzke - * Tuesday, August 4, 1998 - * - * Modifications: - * + * Function: H5Z_pipeline + * + * Purpose: Process data through the filter pipeline. The FLAGS argument + * is the filter invocation flags (definition flags come from + * the PLINE->filter[].flags). The filters are processed in + * definition order unless the H5Z_FLAG_REVERSE is set. The + * FILTER_MASK is a bit-mask to indicate which filters to skip + * and on exit will indicate which filters failed. Each + * filter has an index number in the pipeline and that index + * number is the filter's bit in the FILTER_MASK. NBYTES is the + * number of bytes of data to filter and on exit should be the + * number of resulting bytes while BUF_SIZE holds the total + * allocated size of the buffer, which is pointed to BUF. + * + * If the buffer must grow during processing of the pipeline + * then the pipeline function should free the original buffer + * and return a fresh buffer, adjusting BUF_SIZE accordingly. + * + * Return: Non-negative on success + * Negative on failure *------------------------------------------------------------------------- */ herr_t H5Z_pipeline(const H5O_pline_t *pline, unsigned flags, - unsigned *filter_mask/*in,out*/, H5Z_EDC_t edc_read, - H5Z_cb_t cb_struct, size_t *nbytes/*in,out*/, - size_t *buf_size/*in,out*/, void **buf/*in,out*/) + unsigned *filter_mask/*in,out*/, H5Z_EDC_t edc_read, + H5Z_cb_t cb_struct, size_t *nbytes/*in,out*/, + size_t *buf_size/*in,out*/, void **buf/*in,out*/) { - size_t i, idx, new_nbytes; - int fclass_idx; /* Index of filter class in global table */ - H5Z_class2_t *fclass=NULL; /* Filter class pointer */ + size_t i, idx, new_nbytes; + int fclass_idx; /* Index of filter class in global table */ + H5Z_class2_t *fclass=NULL; /* Filter class pointer */ #ifdef H5Z_DEBUG - H5Z_stats_t *fstats=NULL; /* Filter stats pointer */ - H5_timer_t timer; + H5Z_stats_t *fstats=NULL; /* Filter stats pointer */ + H5_timer_t timer; #endif - unsigned failed = 0; - unsigned tmp_flags; - herr_t ret_value=SUCCEED; /* Return value */ + unsigned failed = 0; + unsigned tmp_flags; + herr_t ret_value = SUCCEED; /* Return value */ FUNC_ENTER_NOAPI(FAIL) - HDassert(0==(flags & ~((unsigned)H5Z_FLAG_INVMASK))); - HDassert(filter_mask); - HDassert(nbytes && *nbytes>0); - HDassert(buf_size && *buf_size>0); - HDassert(buf && *buf); - HDassert(!pline || pline->nused<H5Z_MAX_NFILTERS); + HDassert (0 == (flags & ~((unsigned)H5Z_FLAG_INVMASK))); + HDassert (filter_mask); + HDassert (nbytes && *nbytes>0); + HDassert (buf_size && *buf_size>0); + HDassert (buf && *buf); + HDassert (!pline || pline->nused<H5Z_MAX_NFILTERS); if (pline && (flags & H5Z_FLAG_REVERSE)) { /* Read */ - for (i=pline->nused; i>0; --i) { - idx = i-1; + for (i = pline->nused; i > 0; --i) { + idx = i-1; - if (*filter_mask & ((unsigned)1<<idx)) { - failed |= (unsigned)1 << idx; - continue;/*filter excluded*/ - } + if (*filter_mask & ((unsigned)1 << idx)) { + failed |= (unsigned)1 << idx; + continue; /* filter excluded */ + } - /* If the filter isn't registered and the application doesn't - * indicate no plugin through HDF5_PRELOAD_PLUG (using the symbol "::"), + /* 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) { + if ((fclass_idx = H5Z_find_idx(pline->filter[idx].id)) < 0) { hbool_t issue_error = FALSE; - const H5Z_class2_t *filter_info; + H5Z_class2_t *filter_info; - /* Try loading the filter */ - if(NULL != (filter_info = (const H5Z_class2_t *)H5PL_load(H5PL_TYPE_FILTER, (int)(pline->filter[idx].id)))) { - /* Register the filter we loaded */ - if(H5Z_register(filter_info) < 0) - HGOTO_ERROR(H5E_PLINE, H5E_CANTINIT, FAIL, "unable to register filter") + /* Try loading the filter */ + if (NULL != (filter_info = (const H5Z_class2_t *)H5PL_load(H5PL_TYPE_FILTER, (int)(pline->filter[idx].id)))) { + /* Register the filter we loaded */ + herr_t status = H5Z_register(filter_info); + if (filter_info->name) + filter_info->name = (char *)H5MM_xfree(filter_info->name); + filter_info = (H5Z_class2_t *)H5MM_xfree(filter_info); + if (status < 0) + HGOTO_ERROR (H5E_PLINE, H5E_CANTINIT, FAIL, "unable to register filter") - /* 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) - issue_error = TRUE; - } /* end if */ - 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) issue_error = TRUE; + } /* end if */ + else + issue_error = TRUE; /* Check for error */ if(issue_error) { - /* Print out the filter name to give more info. But the name is optional for + /* Print out the filter name to give more info. But the name is optional for * the filter */ - if(pline->filter[idx].name) + 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 */ } /* end if */ - fclass=&H5Z_table_g[fclass_idx]; + fclass = &H5Z_table_g[fclass_idx]; #ifdef H5Z_DEBUG - fstats=&H5Z_stat_table_g[fclass_idx]; - H5_timer_begin(&timer); + fstats = &H5Z_stat_table_g[fclass_idx]; + H5_timer_begin (&timer); #endif - tmp_flags=flags|(pline->filter[idx].flags); - tmp_flags|=(edc_read== H5Z_DISABLE_EDC) ? H5Z_FLAG_SKIP_EDC : 0; - new_nbytes = (fclass->filter)(tmp_flags, pline->filter[idx].cd_nelmts, + tmp_flags = flags | (pline->filter[idx].flags); + tmp_flags |= (edc_read== H5Z_DISABLE_EDC) ? H5Z_FLAG_SKIP_EDC : 0; + new_nbytes = (fclass->filter)(tmp_flags, pline->filter[idx].cd_nelmts, pline->filter[idx].cd_values, *nbytes, buf_size, buf); #ifdef H5Z_DEBUG - H5_timer_end(&(fstats->stats[1].timer), &timer); - fstats->stats[1].total += MAX(*nbytes, new_nbytes); - if (0==new_nbytes) fstats->stats[1].errors += *nbytes; + H5_timer_end (&(fstats->stats[1].timer), &timer); + fstats->stats[1].total += MAX(*nbytes, new_nbytes); + if (0 == new_nbytes) fstats->stats[1].errors += *nbytes; #endif - if(0==new_nbytes) { - if((cb_struct.func && (H5Z_CB_FAIL==cb_struct.func(pline->filter[idx].id, *buf, *buf_size, cb_struct.op_data))) - || !cb_struct.func) - HGOTO_ERROR(H5E_PLINE, H5E_READERROR, FAIL, "filter returned failure during read") + if (0 == new_nbytes) { + if ((cb_struct.func && + (H5Z_CB_FAIL == cb_struct.func (pline->filter[idx].id, *buf, *buf_size, cb_struct.op_data))) || + !cb_struct.func) + HGOTO_ERROR (H5E_PLINE, H5E_READERROR, FAIL, "filter returned failure during read") *nbytes = *buf_size; failed |= (unsigned)1 << idx; - H5E_clear_stack(NULL); - } else { + H5E_clear_stack (NULL); + } + else { *nbytes = new_nbytes; } - } - } else if (pline) { /* Write */ - for (idx=0; idx<pline->nused; idx++) { - if (*filter_mask & ((unsigned)1<<idx)) { - failed |= (unsigned)1 << idx; - continue; /*filter excluded*/ - } - if ((fclass_idx=H5Z_find_idx(pline->filter[idx].id))<0) { - /* Check if filter is optional -- If it isn't, then error */ - if ((pline->filter[idx].flags & H5Z_FLAG_OPTIONAL) == 0) - HGOTO_ERROR(H5E_PLINE, H5E_WRITEERROR, FAIL, "required filter is not registered") - - failed |= (unsigned)1 << idx; - H5E_clear_stack(NULL); - continue; /*filter excluded*/ - } - fclass=&H5Z_table_g[fclass_idx]; + } + } + else if (pline) { /* Write */ + for (idx = 0; idx < pline->nused; idx++) { + if (*filter_mask & ((unsigned)1 << idx)) { + failed |= (unsigned)1 << idx; + continue; /*filter excluded*/ + } + if ((fclass_idx = H5Z_find_idx(pline->filter[idx].id)) < 0) { + /* Check if filter is optional -- If it isn't, then error */ + if ((pline->filter[idx].flags & H5Z_FLAG_OPTIONAL) == 0) + HGOTO_ERROR(H5E_PLINE, H5E_WRITEERROR, FAIL, "required filter is not registered") + + failed |= (unsigned)1 << idx; + H5E_clear_stack (NULL); + continue; /*filter excluded*/ + } + fclass = &H5Z_table_g[fclass_idx]; #ifdef H5Z_DEBUG - fstats=&H5Z_stat_table_g[fclass_idx]; - H5_timer_begin(&timer); + fstats = &H5Z_stat_table_g[fclass_idx]; + H5_timer_begin (&timer); #endif - new_nbytes = (fclass->filter)(flags|(pline->filter[idx].flags), pline->filter[idx].cd_nelmts, - pline->filter[idx].cd_values, *nbytes, buf_size, buf); + new_nbytes = (fclass->filter)(flags | (pline->filter[idx].flags), pline->filter[idx].cd_nelmts, + pline->filter[idx].cd_values, *nbytes, buf_size, buf); #ifdef H5Z_DEBUG - H5_timer_end(&(fstats->stats[0].timer), &timer); - fstats->stats[0].total += MAX(*nbytes, new_nbytes); - if (0==new_nbytes) fstats->stats[0].errors += *nbytes; + H5_timer_end (&(fstats->stats[0].timer), &timer); + fstats->stats[0].total += MAX(*nbytes, new_nbytes); + if (0 == new_nbytes) fstats->stats[0].errors += *nbytes; #endif - if(0==new_nbytes) { - if (0==(pline->filter[idx].flags & H5Z_FLAG_OPTIONAL)) { - if((cb_struct.func && (H5Z_CB_FAIL==cb_struct.func(pline->filter[idx].id, *buf, *nbytes, cb_struct.op_data))) - || !cb_struct.func) - HGOTO_ERROR(H5E_PLINE, H5E_WRITEERROR, FAIL, "filter returned failure") + if (0 == new_nbytes) { + if (0 == (pline->filter[idx].flags & H5Z_FLAG_OPTIONAL)) { + if ((cb_struct.func && + (H5Z_CB_FAIL == cb_struct.func(pline->filter[idx].id, *buf, *nbytes, cb_struct.op_data))) || + !cb_struct.func) + HGOTO_ERROR (H5E_PLINE, H5E_WRITEERROR, FAIL, "filter returned failure") *nbytes = *buf_size; } failed |= (unsigned)1 << idx; - H5E_clear_stack(NULL); - } else { - *nbytes = new_nbytes; + H5E_clear_stack (NULL); } - } + else + *nbytes = new_nbytes; + } } *filter_mask = failed; @@ -1428,41 +1351,36 @@ done: /*------------------------------------------------------------------------- - * Function: H5Z_filter_info - * - * Purpose: Get pointer to filter info for pipeline + * Function: H5Z_filter_info * - * Return: Non-negative on success/Negative on failure - * - * Programmer: Quincey Koziol - * Friday, April 5, 2003 - * - * Modifications: + * Purpose: Get pointer to filter info for pipeline * + * Return: Non-negative on success + * Negative on failure *------------------------------------------------------------------------- */ H5Z_filter_info_t * H5Z_filter_info(const H5O_pline_t *pline, H5Z_filter_t filter) { - size_t idx; /* Index of filter in pipeline */ - H5Z_filter_info_t *ret_value; /* Return value */ + size_t idx; /* Index of filter in pipeline */ + H5Z_filter_info_t *ret_value; /* Return value */ FUNC_ENTER_NOAPI(NULL) - HDassert(pline); - HDassert(filter>=0 && filter<=H5Z_FILTER_MAX); + HDassert (pline); + HDassert (filter>=0 && filter<=H5Z_FILTER_MAX); /* Locate the filter in the pipeline */ - for(idx=0; idx<pline->nused; idx++) - if(pline->filter[idx].id==filter) + for (idx = 0; idx < pline->nused; idx++) + if (pline->filter[idx].id == filter) break; /* Check if the filter was not already in the pipeline */ - if(idx>=pline->nused) - HGOTO_ERROR(H5E_PLINE, H5E_NOTFOUND, NULL, "filter not in pipeline") + if (idx >= pline->nused) + HGOTO_ERROR (H5E_PLINE, H5E_NOTFOUND, NULL, "filter not in pipeline") /* Set return value */ - ret_value=&pline->filter[idx]; + ret_value = &pline->filter[idx]; done: FUNC_LEAVE_NOAPI(ret_value) @@ -1470,41 +1388,35 @@ done: /*------------------------------------------------------------------------- - * Function: H5Z_filter_in_pline - * - * Purpose: Check wheter a filter is in the filter pipeline using the - * filter ID. This function is very similar to H5Z_filter_info + * Function: H5Z_filter_in_pline * - * Return: TRUE - found filter - * FALSE - not found - * FAIL - error - * - * Programmer: Raymond Lu - * 26 April 2013 - * - * Modifications: + * Purpose: Check wheter a filter is in the filter pipeline using the + * filter ID. This function is very similar to H5Z_filter_info * + * Return: TRUE - found filter + * FALSE - not found + * FAIL - error *------------------------------------------------------------------------- */ htri_t H5Z_filter_in_pline(const H5O_pline_t *pline, H5Z_filter_t filter) { - size_t idx; /* Index of filter in pipeline */ - htri_t ret_value = TRUE; /* Return value */ + size_t idx; /* Index of filter in pipeline */ + htri_t ret_value = TRUE; /* Return value */ FUNC_ENTER_NOAPI(FAIL) - HDassert(pline); - HDassert(filter>=0 && filter<=H5Z_FILTER_MAX); + HDassert (pline); + HDassert (filter >= 0 && filter <= H5Z_FILTER_MAX); /* Locate the filter in the pipeline */ - for(idx=0; idx<pline->nused; idx++) - if(pline->filter[idx].id==filter) + for (idx = 0; idx < pline->nused; idx++) + if (pline->filter[idx].id == filter) break; /* Check if the filter was not already in the pipeline */ - if(idx>=pline->nused) - ret_value = FALSE; + if (idx >= pline->nused) + ret_value = FALSE; done: FUNC_LEAVE_NOAPI(ret_value) @@ -1513,42 +1425,36 @@ done: /*------------------------------------------------------------------------- - * Function: H5Z_all_filters_avail - * - * Purpose: Verify that all the filters in a pipeline are currently - * available (i.e. registered) - * - * Return: Non-negative (TRUE/FALSE) on success/Negative on failure + * Function: H5Z_all_filters_avail * - * Programmer: Quincey Koziol - * Tuesday, April 8, 2003 - * - * Modifications: + * Purpose: Verify that all the filters in a pipeline are currently + * available (i.e. registered) * + * Return: Non-negative (TRUE/FALSE) on success + * Negative on failure *------------------------------------------------------------------------- */ htri_t H5Z_all_filters_avail(const H5O_pline_t *pline) { - size_t i,j; /* Local index variable */ - htri_t ret_value=TRUE; /* Return value */ + size_t i, j; /* Local index variable */ + htri_t ret_value = TRUE; /* Return value */ FUNC_ENTER_NOAPI(FAIL) /* Check args */ - HDassert(pline); + HDassert (pline); /* Iterate through all the filters in pipeline */ - for(i=0; i<pline->nused; i++) { - + for (i = 0; i < pline->nused; i++) { /* Look for each filter in the list of registered filters */ - for(j=0; j<H5Z_table_used_g; j++) - if(H5Z_table_g[j].id==pline->filter[i].id) + for (j = 0; j < H5Z_table_used_g; j++) + if (H5Z_table_g[j].id == pline->filter[i].id) break; /* Check if we didn't find the filter */ - if(j==H5Z_table_used_g) - HGOTO_DONE(FALSE) + if (j == H5Z_table_used_g) + HGOTO_DONE (FALSE) } /* end for */ done: @@ -1560,16 +1466,11 @@ done: /*------------------------------------------------------------------------- * Function: H5Z_delete * - * Purpose: Delete filter FILTER from pipeline PLINE; - * deletes all filters if FILTER is H5Z_FILTER_NONE - * - * Return: Non-negative on success/Negative on failure - * - * Programmer: Pedro Vicente - * Monday, January 26, 2004 - * - * Modifications: + * Purpose: Delete filter FILTER from pipeline PLINE; + * deletes all filters if FILTER is H5Z_FILTER_NONE * + * Return: Non-negative on success + * Negative on failure *------------------------------------------------------------------------- */ herr_t @@ -1580,52 +1481,52 @@ H5Z_delete(H5O_pline_t *pline, H5Z_filter_t filter) FUNC_ENTER_NOAPI(FAIL) /* Check args */ - HDassert(pline); - HDassert(filter >= 0 && filter <= H5Z_FILTER_MAX); + HDassert (pline); + HDassert (filter >= 0 && filter <= H5Z_FILTER_MAX); /* if the pipeline has no filters, just return */ - if(pline->nused==0) - HGOTO_DONE(SUCCEED) + if (pline->nused == 0) + HGOTO_DONE (SUCCEED) /* Delete all filters */ - if(H5Z_FILTER_ALL == filter) { - if(H5O_msg_reset(H5O_PLINE_ID, pline) < 0) + if (H5Z_FILTER_ALL == filter) { + if (H5O_msg_reset(H5O_PLINE_ID, pline) < 0) HGOTO_ERROR(H5E_PLINE, H5E_CANTFREE, FAIL, "can't release pipeline info") } /* end if */ /* Delete filter */ else { - size_t idx; /* Index of filter in pipeline */ - hbool_t found = FALSE; /* Indicate filter was found in pipeline */ + size_t idx; /* Index of filter in pipeline */ + hbool_t found = FALSE; /* Indicate filter was found in pipeline */ /* Locate the filter in the pipeline */ - for(idx = 0; idx < pline->nused; idx++) - if(pline->filter[idx].id == filter) { + for (idx = 0; idx < pline->nused; idx++) + if (pline->filter[idx].id == filter) { found = TRUE; break; } /* end if */ /* filter was not found in the pipeline */ - if(!found) - HGOTO_ERROR(H5E_PLINE, H5E_NOTFOUND, FAIL, "filter not in pipeline") + if (!found) + HGOTO_ERROR (H5E_PLINE, H5E_NOTFOUND, FAIL, "filter not in pipeline") /* Free information for deleted filter */ - if(pline->filter[idx].name && pline->filter[idx].name != pline->filter[idx]._name) - HDassert((HDstrlen(pline->filter[idx].name) + 1) > H5Z_COMMON_NAME_LEN); - if(pline->filter[idx].name != pline->filter[idx]._name) + if (pline->filter[idx].name && pline->filter[idx].name != pline->filter[idx]._name) + HDassert ((HDstrlen(pline->filter[idx].name) + 1) > H5Z_COMMON_NAME_LEN); + if (pline->filter[idx].name != pline->filter[idx]._name) pline->filter[idx].name = (char *)H5MM_xfree(pline->filter[idx].name); - if(pline->filter[idx].cd_values && pline->filter[idx].cd_values != pline->filter[idx]._cd_values) - HDassert(pline->filter[idx].cd_nelmts > H5Z_COMMON_CD_VALUES); - if(pline->filter[idx].cd_values != pline->filter[idx]._cd_values) + if (pline->filter[idx].cd_values && pline->filter[idx].cd_values != pline->filter[idx]._cd_values) + HDassert (pline->filter[idx].cd_nelmts > H5Z_COMMON_CD_VALUES); + if (pline->filter[idx].cd_values != pline->filter[idx]._cd_values) pline->filter[idx].cd_values = (unsigned *)H5MM_xfree(pline->filter[idx].cd_values); /* Remove filter from pipeline array */ - if((idx + 1) < pline->nused) { + if ((idx + 1) < pline->nused) { /* Copy filters down & fix up any client data value arrays using internal storage */ - for(; (idx + 1) < pline->nused; idx++) { + for (; (idx + 1) < pline->nused; idx++) { pline->filter[idx] = pline->filter[idx + 1]; - if(pline->filter[idx].name && (HDstrlen(pline->filter[idx].name) + 1) <= H5Z_COMMON_NAME_LEN) + if (pline->filter[idx].name && (HDstrlen(pline->filter[idx].name) + 1) <= H5Z_COMMON_NAME_LEN) pline->filter[idx].name = pline->filter[idx]._name; - if(pline->filter[idx].cd_nelmts <= H5Z_COMMON_CD_VALUES) + if (pline->filter[idx].cd_nelmts <= H5Z_COMMON_CD_VALUES) pline->filter[idx].cd_values = pline->filter[idx]._cd_values; } /* end for */ } /* end if */ @@ -1634,7 +1535,7 @@ H5Z_delete(H5O_pline_t *pline, H5Z_filter_t filter) pline->nused--; /* Reset information for previous last filter in pipeline */ - HDmemset(&pline->filter[pline->nused], 0, sizeof(H5Z_filter_info_t)); + HDmemset (&pline->filter[pline->nused], 0, sizeof(H5Z_filter_info_t)); } /* end else */ done: @@ -1645,14 +1546,11 @@ done: /*------------------------------------------------------------------------- * Function: H5Zget_filter_info * - * Purpose: Gets information about a pipeline data filter and stores it - * in filter_config_flags. - * - * Return: zero on success / negative on failure - * - * Programmer: James Laird and Nat Furrer - * Monday, June 7, 2004 + * Purpose: Gets information about a pipeline data filter and stores it + * in filter_config_flags. * + * Return: zero on success + * negative on failure *------------------------------------------------------------------------- */ herr_t @@ -1664,8 +1562,8 @@ H5Zget_filter_info(H5Z_filter_t filter, unsigned int *filter_config_flags) H5TRACE2("e", "Zf*Iu", filter, filter_config_flags); /* Get the filter info */ - if(H5Z_get_filter_info(filter, filter_config_flags) < 0) - HGOTO_ERROR(H5E_PLINE, H5E_CANTGET, FAIL, "Filter info not retrieved") + if (H5Z_get_filter_info(filter, filter_config_flags) < 0) + HGOTO_ERROR (H5E_PLINE, H5E_CANTGET, FAIL, "Filter info not retrieved") done: FUNC_LEAVE_API(ret_value) @@ -1675,14 +1573,11 @@ done: /*------------------------------------------------------------------------- * Function: H5Z_get_filter_info * - * Purpose: Gets information about a pipeline data filter and stores it - * in filter_config_flags. - * - * Return: zero on success / negative on failure - * - * Programmer: Quincey Koziol - * Saturday, May 11, 2013 + * Purpose: Gets information about a pipeline data filter and stores it + * in filter_config_flags. * + * Return: zero on success + * negative on failure *------------------------------------------------------------------------- */ herr_t @@ -1694,16 +1589,16 @@ H5Z_get_filter_info(H5Z_filter_t filter, unsigned int *filter_config_flags) FUNC_ENTER_NOAPI(FAIL) /* Look up the filter class info */ - if(NULL == (fclass = H5Z_find(filter))) - HGOTO_ERROR(H5E_PLINE, H5E_BADVALUE, FAIL, "Filter not defined") + if (NULL == (fclass = H5Z_find(filter))) + HGOTO_ERROR (H5E_PLINE, H5E_BADVALUE, FAIL, "Filter not defined") /* Set the filter config flags for the application */ - if(filter_config_flags != NULL) { + if (filter_config_flags != NULL) { *filter_config_flags = 0; - if(fclass->encoder_present) + if (fclass->encoder_present) *filter_config_flags |= H5Z_FILTER_CONFIG_ENCODE_ENABLED; - if(fclass->decoder_present) + if (fclass->decoder_present) *filter_config_flags |= H5Z_FILTER_CONFIG_DECODE_ENABLED; } /* end if */ |