diff options
Diffstat (limited to 'test/tmisc.c')
| -rw-r--r-- | test/tmisc.c | 190 |
1 files changed, 190 insertions, 0 deletions
diff --git a/test/tmisc.c b/test/tmisc.c index a8103af..ddebc3d 100644 --- a/test/tmisc.c +++ b/test/tmisc.c @@ -21,6 +21,7 @@ *************************************************************/ #define H5D_FRIEND /*suppress error about including H5Dpkg */ +#define H5T_FRIEND /*suppress error about including H5Tpkg */ /* Define this macro to indicate that the testing APIs should be available */ #define H5D_TESTING @@ -28,6 +29,7 @@ #include "testhdf5.h" #include "H5srcdir.h" #include "H5Dpkg.h" /* Datasets */ +#include "H5Tpkg.h" /* Datatypes */ #include "H5MMprivate.h" /* Memory */ /* Definitions for misc. test #1 */ @@ -335,6 +337,8 @@ typedef struct { See https://nvd.nist.gov/vuln/detail/CVE-2020-10812 */ #define CVE_2020_10812_FILENAME "cve_2020_10812.h5" +#define MISC38_FILE "type_conversion_path_table_issue.h5" + /**************************************************************** ** ** test_misc1(): test unlinking a dataset from a group and immediately @@ -6259,6 +6263,190 @@ test_misc37(void) /**************************************************************** ** +** test_misc38(): +** Test for issue where the type conversion path table cache +** would grow continuously when variable-length datatypes +** are involved due to file VOL object comparisons causing +** the library not to reuse type conversion paths +** +****************************************************************/ +static void +test_misc38(void) +{ + H5VL_object_t *file_vol_obj = NULL; + const char *buf[] = {"attr_value"}; + herr_t ret = SUCCEED; + hid_t file_id = H5I_INVALID_HID; + hid_t attr_id = H5I_INVALID_HID; + hid_t str_type = H5I_INVALID_HID; + hid_t space_id = H5I_INVALID_HID; + int init_npaths = 0; + int *irbuf = NULL; + char **rbuf = NULL; + bool vol_is_native; + + /* Output message about test being performed */ + MESSAGE(5, ("Fix for type conversion path table issue")); + + /* + * Get the initial number of type conversion path table + * entries that are currently defined + */ + init_npaths = H5T__get_path_table_npaths(); + + file_id = H5Fcreate(MISC38_FILE, H5F_ACC_TRUNC, H5P_DEFAULT, H5P_DEFAULT); + CHECK(file_id, H5I_INVALID_HID, "H5Fcreate"); + + /* Check if native VOL is being used */ + CHECK(h5_using_native_vol(H5P_DEFAULT, file_id, &vol_is_native), FAIL, "h5_using_native_vol"); + if (!vol_is_native) { + CHECK(H5Fclose(file_id), FAIL, "H5Fclose"); + MESSAGE(5, (" -- SKIPPED --\n")); + return; + } + + /* Retrieve file's VOL object field for further use */ + file_vol_obj = H5F_VOL_OBJ((H5F_t *)H5VL_object(file_id)); + + /* + * Check reference count of file's VOL object field. At this point, + * the object should have a reference count of 1 since the file + * was just created. + */ + VERIFY(file_vol_obj->rc, 1, "checking reference count"); + + str_type = H5Tcopy(H5T_C_S1); + CHECK(str_type, H5I_INVALID_HID, "H5Tcopy"); + + ret = H5Tset_size(str_type, H5T_VARIABLE); + CHECK(ret, FAIL, "H5Tset_size"); + + space_id = H5Screate(H5S_SCALAR); + CHECK(space_id, H5I_INVALID_HID, "H5Screate"); + + /* + * Check the number of type conversion path table entries currently + * stored in the cache. It shouldn't have changed yet. + */ + VERIFY(H5T__get_path_table_npaths(), init_npaths, + "checking number of type conversion path table entries"); + + attr_id = H5Acreate2(file_id, "attribute", str_type, space_id, H5P_DEFAULT, H5P_DEFAULT); + CHECK(attr_id, H5I_INVALID_HID, "H5Acreate2"); + + /* + * Check the number of type conversion path table entries currently + * stored in the cache. It shouldn't have changed yet. + */ + VERIFY(H5T__get_path_table_npaths(), init_npaths, + "checking number of type conversion path table entries"); + + /* + * Check reference count of file's VOL object field. At this point, + * the object should have a reference count of 2. Creating the + * attribute on the dataset will have caused a H5T_set_loc call that + * associates the attribute's datatype with the file's VOL object + * and will have incremented the reference count by 1. + */ + VERIFY(file_vol_obj->rc, 2, "checking reference count"); + + ret = H5Awrite(attr_id, str_type, buf); + CHECK(ret, FAIL, "H5Awrite"); + + /* + * Check the number of type conversion path table entries currently + * stored in the cache. The H5Awrite call should have added a new + * type conversion path. Note that if another test in this file uses + * the same conversion path, this check may fail and need to be + * refactored. + */ + VERIFY(H5T__get_path_table_npaths(), init_npaths + 1, + "checking number of type conversion path table entries"); + + /* + * Check reference count of file's VOL object field. At this point, + * the object should have a reference count of 3. Writing to the + * variable-length typed attribute will have caused an H5T_convert + * call that ends up incrementing the reference count of the + * associated file's VOL object. + */ + VERIFY(file_vol_obj->rc, 3, "checking reference count"); + + ret = H5Aclose(attr_id); + CHECK(ret, FAIL, "H5Aclose"); + ret = H5Fclose(file_id); + CHECK(ret, FAIL, "H5Fclose"); + + irbuf = malloc(100 * 100 * sizeof(int)); + CHECK_PTR(irbuf, "int read buf allocation"); + rbuf = malloc(sizeof(char *)); + CHECK_PTR(rbuf, "varstr read buf allocation"); + + for (size_t i = 0; i < 10; i++) { + file_id = H5Fopen(MISC38_FILE, H5F_ACC_RDONLY, H5P_DEFAULT); + CHECK(file_id, H5I_INVALID_HID, "H5Fopen"); + + /* Retrieve file's VOL object field for further use */ + file_vol_obj = H5F_VOL_OBJ((H5F_t *)H5VL_object(file_id)); + + /* + * Check reference count of file's VOL object field. At this point, + * the object should have a reference count of 1 since the file + * was just opened. + */ + VERIFY(file_vol_obj->rc, 1, "checking reference count"); + + attr_id = H5Aopen(file_id, "attribute", H5P_DEFAULT); + CHECK(attr_id, H5I_INVALID_HID, "H5Aopen"); + + /* + * Check reference count of file's VOL object field. At this point, + * the object should have a reference count of 2 since opening + * the attribute will also have associated its type with the file's + * VOL object. + */ + VERIFY(file_vol_obj->rc, 2, "checking reference count"); + + ret = H5Aread(attr_id, str_type, rbuf); + CHECK(ret, FAIL, "H5Aread"); + + /* + * Check the number of type conversion path table entries currently + * stored in the cache. Each H5Aread call shouldn't cause this number + * to go up, as the library should have removed the cached conversion + * paths on file close. + */ + VERIFY(H5T__get_path_table_npaths(), init_npaths + 1, + "checking number of type conversion path table entries"); + + /* + * Check reference count of file's VOL object field. At this point, + * the object should have a reference count of 3. Writing to the + * variable-length typed attribute will have caused an H5T_convert + * call that ends up incrementing the reference count of the + * associated file's VOL object. + */ + VERIFY(file_vol_obj->rc, 3, "checking reference count"); + + ret = H5Treclaim(str_type, space_id, H5P_DEFAULT, rbuf); + + ret = H5Aclose(attr_id); + CHECK(ret, FAIL, "H5Aclose"); + ret = H5Fclose(file_id); + CHECK(ret, FAIL, "H5Fclose"); + } + + free(irbuf); + free(rbuf); + + ret = H5Tclose(str_type); + CHECK(ret, FAIL, "H5Tclose"); + ret = H5Sclose(space_id); + CHECK(ret, FAIL, "H5Sclose"); +} + +/**************************************************************** +** ** test_misc(): Main misc. test routine. ** ****************************************************************/ @@ -6325,6 +6513,7 @@ test_misc(void) test_misc35(); /* Test behavior of free-list & allocation statistics API calls */ test_misc36(); /* Exercise H5atclose and H5is_library_terminating */ test_misc37(); /* Test for seg fault failure at file close */ + test_misc38(); /* Test for type conversion path table issue */ } /* test_misc() */ @@ -6380,6 +6569,7 @@ cleanup_misc(void) #ifndef H5_NO_DEPRECATED_SYMBOLS H5Fdelete(MISC31_FILE, H5P_DEFAULT); #endif /* H5_NO_DEPRECATED_SYMBOLS */ + H5Fdelete(MISC38_FILE, H5P_DEFAULT); } H5E_END_TRY } /* end cleanup_misc() */ |