diff options
Diffstat (limited to 'src/H5SMpkg.h')
| -rw-r--r-- | src/H5SMpkg.h | 177 |
1 files changed, 86 insertions, 91 deletions
diff --git a/src/H5SMpkg.h b/src/H5SMpkg.h index 59be8b7..e02d114 100644 --- a/src/H5SMpkg.h +++ b/src/H5SMpkg.h @@ -27,13 +27,12 @@ #define _H5SMpkg_H /* Get package's private header */ -#include "H5SMprivate.h" /* Shared Object Header Messages */ +#include "H5SMprivate.h" /* Shared Object Header Messages */ /* Other private headers needed by this file */ -#include "H5ACprivate.h" /* Metadata Cache */ -#include "H5B2private.h" /* B-trees */ -#include "H5HFprivate.h" /* Fractal heaps */ - +#include "H5ACprivate.h" /* Metadata Cache */ +#include "H5B2private.h" /* B-trees */ +#include "H5HFprivate.h" /* Fractal heaps */ /****************************/ /* Package Macros */ @@ -42,61 +41,59 @@ /* Size of checksum information (on disk) */ #define H5SM_SIZEOF_CHECKSUM 4 -#define H5SM_HEAP_LOC_SIZE ( \ - (unsigned)4 /* Reference count */ \ - + sizeof(H5O_fheap_id_t) /* size of heap ID on disk */ \ +#define H5SM_HEAP_LOC_SIZE \ + ((unsigned)4 /* Reference count */ \ + + sizeof(H5O_fheap_id_t) /* size of heap ID on disk */ \ ) -#define H5SM_OH_LOC_SIZE(f) ( \ - (unsigned)1 /* reserved (possible flags?) */ \ - + (unsigned)1 /* message type ID */ \ - + (unsigned)2 /* creation index of message in OH */ \ - + H5F_SIZEOF_ADDR(f) /* address of OH */ \ +#define H5SM_OH_LOC_SIZE(f) \ + ((unsigned)1 /* reserved (possible flags?) */ \ + + (unsigned)1 /* message type ID */ \ + + (unsigned)2 /* creation index of message in OH */ \ + + H5F_SIZEOF_ADDR(f) /* address of OH */ \ ) -#define H5SM_SOHM_ENTRY_SIZE(f) ( \ - (unsigned)1 /* Message location */ \ - + (unsigned)4 /* Hash value */ \ - + MAX(H5SM_HEAP_LOC_SIZE, H5SM_OH_LOC_SIZE(f)) /* Entry */ \ +#define H5SM_SOHM_ENTRY_SIZE(f) \ + ((unsigned)1 /* Message location */ \ + + (unsigned)4 /* Hash value */ \ + + MAX(H5SM_HEAP_LOC_SIZE, H5SM_OH_LOC_SIZE(f)) /* Entry */ \ ) -#define H5SM_INDEX_HEADER_SIZE(f) ( \ - (unsigned)1 /* Whether index is a list or B-tree */ \ - + (unsigned)1 /* Version of index format */ \ - + (unsigned)2 /* Type of messages stored in the index */ \ - + (unsigned)4 /* Minimum size of messages to share */ \ - + (unsigned)(3 * 2) /* B-tree cutoff, list cutoff, # of shared messages */ \ - + H5F_SIZEOF_ADDR(f) /* Location of list or B-tree */ \ - + H5F_SIZEOF_ADDR(f) /* Address of heap */ \ +#define H5SM_INDEX_HEADER_SIZE(f) \ + ((unsigned)1 /* Whether index is a list or B-tree */ \ + + (unsigned)1 /* Version of index format */ \ + + (unsigned)2 /* Type of messages stored in the index */ \ + + (unsigned)4 /* Minimum size of messages to share */ \ + + (unsigned)(3 * 2) /* B-tree cutoff, list cutoff, # of shared messages */ \ + + H5F_SIZEOF_ADDR(f) /* Location of list or B-tree */ \ + + H5F_SIZEOF_ADDR(f) /* Address of heap */ \ ) /* Format overhead for all SOHM tree metadata in the file */ -#define H5SM_METADATA_PREFIX_SIZE ( \ - H5_SIZEOF_MAGIC /* Signature */ \ - + H5SM_SIZEOF_CHECKSUM /* Checksum */ \ - ) - -#define H5SM_TABLE_SIZE(f) ( \ - /* General metadata fields */ \ - H5SM_METADATA_PREFIX_SIZE \ - \ - /* Indices */ \ - + (H5F_SOHM_NINDEXES(f) * H5SM_INDEX_HEADER_SIZE(f)) \ +#define H5SM_METADATA_PREFIX_SIZE \ + (H5_SIZEOF_MAGIC /* Signature */ \ + + H5SM_SIZEOF_CHECKSUM /* Checksum */ \ ) -#define H5SM_LIST_SIZE(f, num_mesg) ( \ - /* General metadata fields */ \ - H5SM_METADATA_PREFIX_SIZE \ - \ - /* Message entries */ \ - + (H5SM_SOHM_ENTRY_SIZE(f) * num_mesg) \ - ) - -#define H5SM_B2_NODE_SIZE 512 +#define H5SM_TABLE_SIZE(f) \ + (/* General metadata fields */ \ + H5SM_METADATA_PREFIX_SIZE \ + \ + /* Indices */ \ + + (H5F_SOHM_NINDEXES(f) * H5SM_INDEX_HEADER_SIZE(f))) + +#define H5SM_LIST_SIZE(f, num_mesg) \ + (/* General metadata fields */ \ + H5SM_METADATA_PREFIX_SIZE \ + \ + /* Message entries */ \ + + (H5SM_SOHM_ENTRY_SIZE(f) * num_mesg)) + +#define H5SM_B2_NODE_SIZE 512 #define H5SM_B2_SPLIT_PERCENT 100 #define H5SM_B2_MERGE_PERCENT 40 -#define H5SM_LIST_VERSION 0 /* Version of Shared Object Header Message List Indexes */ +#define H5SM_LIST_VERSION 0 /* Version of Shared Object Header Message List Indexes */ /****************************/ /* Package Typedefs */ @@ -132,49 +129,49 @@ /* Where a message is stored */ typedef enum { - H5SM_NO_LOC = -1, - H5SM_IN_HEAP = 0, /* Message is stored in the heap */ - H5SM_IN_OH /* Message is stored in an object header */ + H5SM_NO_LOC = -1, + H5SM_IN_HEAP = 0, /* Message is stored in the heap */ + H5SM_IN_OH /* Message is stored in an object header */ } H5SM_storage_loc_t; /* Typedef for a record's location if it's stored in the heap */ typedef struct { - hsize_t ref_count; /* Number of times this message is used in the file */ - H5O_fheap_id_t fheap_id; /* ID of the OHM in the fractal heap */ + hsize_t ref_count; /* Number of times this message is used in the file */ + H5O_fheap_id_t fheap_id; /* ID of the OHM in the fractal heap */ } H5SM_heap_loc_t; /* Typedef for a SOHM index node */ typedef struct { - H5SM_storage_loc_t location; /* Type of message location */ - uint32_t hash; /* Hash value for encoded OHM */ - unsigned msg_type_id; /* Message's type ID */ + H5SM_storage_loc_t location; /* Type of message location */ + uint32_t hash; /* Hash value for encoded OHM */ + unsigned msg_type_id; /* Message's type ID */ union { - H5O_mesg_loc_t mesg_loc; /* Location of message in object header */ - H5SM_heap_loc_t heap_loc; /* Heap ID for message in SOHM heap */ + H5O_mesg_loc_t mesg_loc; /* Location of message in object header */ + H5SM_heap_loc_t heap_loc; /* Heap ID for message in SOHM heap */ } u; } H5SM_sohm_t; /* Types of message indices */ typedef enum { H5SM_BADTYPE = -1, - H5SM_LIST, /* Index is an unsorted list */ - H5SM_BTREE /* Index is a sorted B-tree */ + H5SM_LIST, /* Index is an unsorted list */ + H5SM_BTREE /* Index is a sorted B-tree */ } H5SM_index_type_t; /* Typedef for a SOHM index header */ typedef struct { -/* Stored */ - unsigned mesg_types; /* Bit flag vector of message types */ - size_t min_mesg_size; /* number of messages being tracked */ - size_t list_max; /* >= this many messages, index with a B-tree */ - size_t btree_min; /* <= this many messages, index with a list again */ - size_t num_messages; /* number of messages being tracked */ - H5SM_index_type_t index_type; /* Is the index a list or a B-tree? */ - haddr_t index_addr; /* Address of the actual index (list or B-tree) */ - haddr_t heap_addr; /* Address of the fheap used to store shared messages */ - -/* Not stored */ - size_t list_size; /* Size of list index on disk */ + /* Stored */ + unsigned mesg_types; /* Bit flag vector of message types */ + size_t min_mesg_size; /* number of messages being tracked */ + size_t list_max; /* >= this many messages, index with a B-tree */ + size_t btree_min; /* <= this many messages, index with a list again */ + size_t num_messages; /* number of messages being tracked */ + H5SM_index_type_t index_type; /* Is the index a list or a B-tree? */ + haddr_t index_addr; /* Address of the actual index (list or B-tree) */ + haddr_t heap_addr; /* Address of the fheap used to store shared messages */ + + /* Not stored */ + size_t list_size; /* Size of list index on disk */ } H5SM_index_header_t; /* Typedef for a SOHM list */ @@ -182,8 +179,8 @@ typedef struct { /* Information for H5AC cache functions, _must_ be first field in structure */ H5AC_info_t cache_info; - H5SM_index_header_t *header; /* Pointer to the corresponding index header */ - H5SM_sohm_t *messages; /* Actual list, stored as an array */ + H5SM_index_header_t *header; /* Pointer to the corresponding index header */ + H5SM_sohm_t * messages; /* Actual list, stored as an array */ } H5SM_list_t; /* Typedef for shared object header message master table */ @@ -191,20 +188,20 @@ struct H5SM_master_table_t { /* Information for H5AC cache functions, _must_ be first field in structure */ H5AC_info_t cache_info; - size_t table_size; /* Size of table on disk */ - unsigned num_indexes; /* Number of indexes */ - H5SM_index_header_t *indexes; /* Array of num_indexes indexes */ + size_t table_size; /* Size of table on disk */ + unsigned num_indexes; /* Number of indexes */ + H5SM_index_header_t *indexes; /* Array of num_indexes indexes */ }; /* Typedef for searching an index (list or B-tree) */ typedef struct { - H5F_t *file; /* File in which sharing is happening */ - H5HF_t *fheap; /* The heap for this message type, open. */ - void *encoding; /* The message encoded, or NULL */ - size_t encoding_size; /* Size of the encoding, or 0 */ - H5SM_sohm_t message; /* The message to find/insert. - * If the message doesn't yet have a - * heap ID, the heap ID will be 0. */ + H5F_t * file; /* File in which sharing is happening */ + H5HF_t * fheap; /* The heap for this message type, open. */ + void * encoding; /* The message encoded, or NULL */ + size_t encoding_size; /* Size of the encoding, or 0 */ + H5SM_sohm_t message; /* The message to find/insert. + * If the message doesn't yet have a + * heap ID, the heap ID will be 0. */ } H5SM_mesg_key_t; /* @@ -213,35 +210,34 @@ typedef struct { */ typedef struct { /* downward (internal) */ - unsigned type_id; /* Message type */ + unsigned type_id; /* Message type */ /* upward */ - uint32_t hash; /* Hash value */ + uint32_t hash; /* Hash value */ } H5SM_fh_ud_gh_t; /* Typedef to increment a reference count in the B-tree */ typedef struct { - H5SM_mesg_key_t *key; /* IN: key for message being incremented */ - H5O_fheap_id_t fheap_id; /* OUT: fheap ID of record */ + H5SM_mesg_key_t *key; /* IN: key for message being incremented */ + H5O_fheap_id_t fheap_id; /* OUT: fheap ID of record */ } H5SM_incr_ref_opdata; /* v2 B-tree client callback context */ typedef struct H5SM_bt2_ctx_t { - uint8_t sizeof_addr; /* Size of file addresses */ + uint8_t sizeof_addr; /* Size of file addresses */ } H5SM_bt2_ctx_t; /* Callback info for loading a shared message table index into the cache */ typedef struct H5SM_table_cache_ud_t { - H5F_t *f; /* File that shared message index stored as a table is in */ + H5F_t *f; /* File that shared message index stored as a table is in */ } H5SM_table_cache_ud_t; /* Callback info for loading a shared message list index into the cache */ typedef struct H5SM_list_cache_ud_t { - H5F_t *f; /* File that shared message index stored as a table is in */ + H5F_t * f; /* File that shared message index stored as a table is in */ H5SM_index_header_t *header; /* Index header for this list */ } H5SM_list_cache_ud_t; - /****************************/ /* Package Variables */ /****************************/ @@ -276,4 +272,3 @@ H5_DLL herr_t H5SM__get_mesg_count_test(H5F_t *f, unsigned type_id, size_t *mesg #endif /* H5SM_TESTING */ #endif /* _H5SMpkg_H */ - |