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author | Allen Byrne <byrn@hdfgroup.org> | 2017-10-19 20:15:44 (GMT) |
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committer | Allen Byrne <byrn@hdfgroup.org> | 2017-10-19 20:15:44 (GMT) |
commit | 6d7133bf01b40a013813377cd2eba29de787f1ce (patch) | |
tree | d103c5d579b548255f318dc75f0d346ae998d1c8 /tools/lib/h5tools_filters.c | |
parent | 2dbd7c685fa09a5ec231212a4b0e237e5ff41ff5 (diff) | |
download | hdf5-6d7133bf01b40a013813377cd2eba29de787f1ce.zip hdf5-6d7133bf01b40a013813377cd2eba29de787f1ce.tar.gz hdf5-6d7133bf01b40a013813377cd2eba29de787f1ce.tar.bz2 |
HDFFV-10297 merge from develop
Diffstat (limited to 'tools/lib/h5tools_filters.c')
-rw-r--r-- | tools/lib/h5tools_filters.c | 65 |
1 files changed, 36 insertions, 29 deletions
diff --git a/tools/lib/h5tools_filters.c b/tools/lib/h5tools_filters.c index 9b5df25..457d1af 100644 --- a/tools/lib/h5tools_filters.c +++ b/tools/lib/h5tools_filters.c @@ -18,28 +18,32 @@ * print a warning message *------------------------------------------------------------------------- */ -static void print_warning(const char *dname, const char *fname) +static void print_filter_warning(const char *dname, const char *fname) { fprintf(stderr, - "warning: dataset <%s> cannot be read, %s filter is not available\n", + "Warning: dataset <%s> cannot be read, %s filter is not available\n", dname, fname); } /*------------------------------------------------------------------------- * Function: h5tools_canreadf * - * Purpose: check if the dataset creation property list has filters that - * are not registered in the current configuration - * 1) the external filters GZIP and SZIP might not be available - * 2) the internal filters might be turned off + * Purpose: check if the dataset creation property list has filters that + * are not registered in the current configuration + * 1) the external filters GZIP and SZIP might not be available + * 2) the internal filters might be turned off * - * Return: 1, can read, 0, cannot, -1 error + * Return: + * 1 can read, + * 0 cannot, + * -1 error *------------------------------------------------------------------------- */ -int h5tools_canreadf(const char* name, /* object name, serves also as boolean print */ +int +h5tools_canreadf(const char* name, /* object name, serves also as boolean print */ hid_t dcpl_id) /* dataset creation property list */ { - int ret_value = 1; /*no need to LEAVE() on ERROR: HERR_INIT(int, SUCCEED) */ + int ret_value = 1; int nfilters; /* number of filters */ H5Z_filter_t filtn; /* filter identification number */ int i; /* index */ @@ -69,7 +73,7 @@ int h5tools_canreadf(const char* name, /* object name, serves also as boolean pr } else if (!udfilter_avail) { if (name) - print_warning(name, "user defined"); + print_filter_warning(name, "user defined"); ret_value = 0; } break; @@ -81,7 +85,7 @@ int h5tools_canreadf(const char* name, /* object name, serves also as boolean pr case H5Z_FILTER_DEFLATE: #ifndef H5_HAVE_FILTER_DEFLATE if (name) - print_warning(name,"deflate"); + print_filter_warning(name,"deflate"); ret_value = 0; #endif break; @@ -92,7 +96,7 @@ int h5tools_canreadf(const char* name, /* object name, serves also as boolean pr case H5Z_FILTER_SZIP: #ifndef H5_HAVE_FILTER_SZIP if (name) - print_warning(name,"SZIP"); + print_filter_warning(name,"SZIP"); ret_value = 0; #endif break; @@ -130,56 +134,58 @@ done: /*------------------------------------------------------------------------- * Function: h5tools_canwritef * - * Purpose: check if the filter is available and can write data. - * At this time, all filters that are available can write data, - * except SZIP, which may be configured decoder-only. + * Purpose: check if the filter is available and can write data. * - * Return: 1, can write, 0, cannot, -1 error + * Return: 1 can write, + * 0 cannot, + * -1 error *------------------------------------------------------------------------- */ int -h5tools_can_encode(H5Z_filter_t filtn) { +h5tools_can_encode(H5Z_filter_t filtn) +{ + int ret_value = 1; + switch (filtn) { /* user defined filter */ default: - return 0; - + HGOTO_DONE(0) case H5Z_FILTER_DEFLATE: #ifndef H5_HAVE_FILTER_DEFLATE - return 0; + HGOTO_DONE(0) #endif break; case H5Z_FILTER_SZIP: #ifndef H5_HAVE_FILTER_SZIP - return 0; + HGOTO_DONE(0) #else - { + { unsigned int filter_config_flags; if (H5Zget_filter_info(filtn, &filter_config_flags) < 0) - return -1; + HGOTO_ERROR(FAIL, H5E_tools_min_id_g, "H5Zget_filter_info failed"); if ((filter_config_flags & (H5Z_FILTER_CONFIG_ENCODE_ENABLED | H5Z_FILTER_CONFIG_DECODE_ENABLED)) == 0) { /* filter present but neither encode nor decode is supported (???) */ - return -1; + HGOTO_ERROR(FAIL, H5E_tools_min_id_g, "neither encode nor decode is supported"); } else if ((filter_config_flags & (H5Z_FILTER_CONFIG_ENCODE_ENABLED | H5Z_FILTER_CONFIG_DECODE_ENABLED)) == H5Z_FILTER_CONFIG_DECODE_ENABLED) { /* decoder only: read but not write */ - return 0; + HGOTO_DONE(0) } else if ((filter_config_flags & (H5Z_FILTER_CONFIG_ENCODE_ENABLED | H5Z_FILTER_CONFIG_DECODE_ENABLED)) == H5Z_FILTER_CONFIG_ENCODE_ENABLED) { /* encoder only: write but not read (???) */ - return -1; + HGOTO_ERROR(FAIL, H5E_tools_min_id_g, "encoder only: write but not read"); } else if ((filter_config_flags & (H5Z_FILTER_CONFIG_ENCODE_ENABLED | H5Z_FILTER_CONFIG_DECODE_ENABLED)) == (H5Z_FILTER_CONFIG_ENCODE_ENABLED | H5Z_FILTER_CONFIG_DECODE_ENABLED)) { - return 1; + HGOTO_DONE(1) } - } + } #endif break; @@ -196,6 +202,7 @@ h5tools_can_encode(H5Z_filter_t filtn) { break; }/*switch*/ - return 1; +done: + return ret_value; } |