diff options
Diffstat (limited to 'src/H5B2test.c')
| -rw-r--r-- | src/H5B2test.c | 155 |
1 files changed, 142 insertions, 13 deletions
diff --git a/src/H5B2test.c b/src/H5B2test.c index 863c886..72eb793 100644 --- a/src/H5B2test.c +++ b/src/H5B2test.c @@ -46,6 +46,11 @@ /* Local Typedefs */ /******************/ +/* v2 B-tree client callback context */ +typedef struct H5B2_test_ctx_t { + uint8_t sizeof_size; /* Size of file sizes */ +} H5B2_test_ctx_t; + /********************/ /* Package Typedefs */ @@ -56,14 +61,15 @@ /* Local Prototypes */ /********************/ +static void *H5B2_test_crt_context(void *udata); +static herr_t H5B2_test_dst_context(void *ctx); static herr_t H5B2_test_store(void *nrecord, const void *udata); static herr_t H5B2_test_compare(const void *rec1, const void *rec2); -static herr_t H5B2_test_encode(const H5F_t *f, uint8_t *raw, - const void *nrecord); -static herr_t H5B2_test_decode(const H5F_t *f, const uint8_t *raw, - void *nrecord); +static herr_t H5B2_test_encode(uint8_t *raw, const void *nrecord, void *ctx); +static herr_t H5B2_test_decode(const uint8_t *raw, void *nrecord, void *ctx); static herr_t H5B2_test_debug(FILE *stream, const H5F_t *f, hid_t dxpl_id, int indent, int fwidth, const void *record, const void *_udata); +static void *H5B2_test_crt_dbg_context(H5F_t *f, hid_t dxpl_id, haddr_t addr); /*********************/ @@ -74,11 +80,15 @@ const H5B2_class_t H5B2_TEST[1]={{ /* B-tree class information */ H5B2_TEST_ID, /* Type of B-tree */ "H5B2_TEST_ID", /* Name of B-tree class */ sizeof(hsize_t), /* Size of native record */ + H5B2_test_crt_context, /* Create client callback context */ + H5B2_test_dst_context, /* Destroy client callback context */ H5B2_test_store, /* Record storage callback */ H5B2_test_compare, /* Record comparison callback */ H5B2_test_encode, /* Record encoding callback */ H5B2_test_decode, /* Record decoding callback */ - H5B2_test_debug /* Record debugging callback */ + H5B2_test_debug, /* Record debugging callback */ + H5B2_test_crt_dbg_context, /* Create debugging context */ + H5B2_test_dst_context /* Destroy debugging context */ }}; @@ -92,6 +102,79 @@ const H5B2_class_t H5B2_TEST[1]={{ /* B-tree class information */ /*******************/ +/* Declare a free list to manage the H5B2_test_ctx_t struct */ +H5FL_DEFINE_STATIC(H5B2_test_ctx_t); + + +/*------------------------------------------------------------------------- + * Function: H5B2_test_crt_context + * + * Purpose: Create client callback context + * + * Return: Success: non-NULL + * Failure: NULL + * + * Programmer: Quincey Koziol + * Thursday, November 26, 2009 + * + *------------------------------------------------------------------------- + */ +static void * +H5B2_test_crt_context(void *_f) +{ + H5F_t *f = (H5F_t *)_f; /* User data for building callback context */ + H5B2_test_ctx_t *ctx; /* Callback context structure */ + void *ret_value; /* Return value */ + + FUNC_ENTER_NOAPI_NOINIT(H5B2_test_crt_context) + + /* Sanity check */ + HDassert(f); + + /* Allocate callback context */ + if(NULL == (ctx = H5FL_MALLOC(H5B2_test_ctx_t))) + HGOTO_ERROR(H5E_BTREE, H5E_CANTALLOC, NULL, "can't allocate callback context") + + /* Determine the size of lengths in the file */ + ctx->sizeof_size = H5F_SIZEOF_SIZE(f); + + /* Set return value */ + ret_value = ctx; + +done: + FUNC_LEAVE_NOAPI(ret_value) +} /* H5B2_test_crt_context() */ + + +/*------------------------------------------------------------------------- + * Function: H5B2_test_dst_context + * + * Purpose: Destroy client callback context + * + * Return: Success: non-negative + * Failure: negative + * + * Programmer: Quincey Koziol + * Thursday, November 26, 2009 + * + *------------------------------------------------------------------------- + */ +static herr_t +H5B2_test_dst_context(void *_ctx) +{ + H5B2_test_ctx_t *ctx = (H5B2_test_ctx_t *)_ctx; /* Callback context structure */ + + FUNC_ENTER_NOAPI_NOINIT_NOFUNC(H5B2_test_dst_context) + + /* Sanity check */ + HDassert(ctx); + + /* Release callback context */ + ctx = H5FL_FREE(H5B2_test_ctx_t, ctx); + + FUNC_LEAVE_NOAPI(SUCCEED) +} /* H5B2_test_dst_context() */ + /*------------------------------------------------------------------------- * Function: H5B2_test_store @@ -99,7 +182,6 @@ const H5B2_class_t H5B2_TEST[1]={{ /* B-tree class information */ * Purpose: Store native information into record for B-tree * * Return: Success: non-negative - * * Failure: negative * * Programmer: Quincey Koziol @@ -147,7 +229,6 @@ H5B2_test_compare(const void *rec1, const void *rec2) * Purpose: Encode native information into raw form for storing on disk * * Return: Success: non-negative - * * Failure: negative * * Programmer: Quincey Koziol @@ -156,11 +237,16 @@ H5B2_test_compare(const void *rec1, const void *rec2) *------------------------------------------------------------------------- */ static herr_t -H5B2_test_encode(const H5F_t *f, uint8_t *raw, const void *nrecord) +H5B2_test_encode(uint8_t *raw, const void *nrecord, void *_ctx) { + H5B2_test_ctx_t *ctx = (H5B2_test_ctx_t *)_ctx; /* Callback context structure */ + FUNC_ENTER_NOAPI_NOINIT_NOFUNC(H5B2_test_encode) - H5F_ENCODE_LENGTH(f, raw, *(const hsize_t *)nrecord); + /* Sanity check */ + HDassert(ctx); + + H5F_ENCODE_LENGTH_LEN(raw, *(const hsize_t *)nrecord, ctx->sizeof_size); FUNC_LEAVE_NOAPI(SUCCEED) } /* H5B2_test_encode() */ @@ -172,7 +258,6 @@ H5B2_test_encode(const H5F_t *f, uint8_t *raw, const void *nrecord) * Purpose: Decode raw disk form of record into native form * * Return: Success: non-negative - * * Failure: negative * * Programmer: Quincey Koziol @@ -181,11 +266,16 @@ H5B2_test_encode(const H5F_t *f, uint8_t *raw, const void *nrecord) *------------------------------------------------------------------------- */ static herr_t -H5B2_test_decode(const H5F_t *f, const uint8_t *raw, void *nrecord) +H5B2_test_decode(const uint8_t *raw, void *nrecord, void *_ctx) { + H5B2_test_ctx_t *ctx = (H5B2_test_ctx_t *)_ctx; /* Callback context structure */ + FUNC_ENTER_NOAPI_NOINIT_NOFUNC(H5B2_test_decode) - H5F_DECODE_LENGTH(f, raw, *(hsize_t *)nrecord); + /* Sanity check */ + HDassert(ctx); + + H5F_DECODE_LENGTH_LEN(raw, *(hsize_t *)nrecord, ctx->sizeof_size); FUNC_LEAVE_NOAPI(SUCCEED) } /* H5B2_test_decode() */ @@ -197,7 +287,6 @@ H5B2_test_decode(const H5F_t *f, const uint8_t *raw, void *nrecord) * Purpose: Debug native form of record * * Return: Success: non-negative - * * Failure: negative * * Programmer: Quincey Koziol @@ -222,6 +311,46 @@ H5B2_test_debug(FILE *stream, const H5F_t UNUSED *f, hid_t UNUSED dxpl_id, /*------------------------------------------------------------------------- + * Function: H5B2_test_crt_dbg_context + * + * Purpose: Create context for debugging callback + * + * Return: Success: non-NULL + * Failure: NULL + * + * Programmer: Quincey Koziol + * Tuesday, December 1, 2009 + * + *------------------------------------------------------------------------- + */ +static void * +H5B2_test_crt_dbg_context(H5F_t *f, hid_t UNUSED dxpl_id, haddr_t UNUSED addr) +{ + H5B2_test_ctx_t *ctx; /* Callback context structure */ + void *ret_value; /* Return value */ + + FUNC_ENTER_NOAPI_NOINIT(H5B2_test_crt_dbg_context) + + /* Sanity check */ + HDassert(f); + HDassert(H5F_addr_defined(addr)); + + /* Allocate callback context */ + if(NULL == (ctx = H5FL_MALLOC(H5B2_test_ctx_t))) + HGOTO_ERROR(H5E_BTREE, H5E_CANTALLOC, NULL, "can't allocate callback context") + + /* Determine the size of addresses & lengths in the file */ + ctx->sizeof_size = H5F_SIZEOF_SIZE(f); + + /* Set return value */ + ret_value = ctx; + +done: + FUNC_LEAVE_NOAPI(ret_value) +} /* H5B2_test_crt_dbg_context() */ + + +/*------------------------------------------------------------------------- * Function: H5B2_get_root_addr_test * * Purpose: Retrieve the root node's address |