4 /* Extensible array container */
6 typedef struct _sequence
{
12 void sequence_init(sequence_t
*t
);
13 void sequence_dispose(sequence_t
*t
);
14 void sequence_push(sequence_t
*t
, void *elem
);
15 void *sequence_pop(sequence_t
*t
);
20 typedef struct _table
{
25 void table_init(table_t
*t
);
26 void table_dispose(table_t
*t
);
27 void table_insert(table_t
*t
, char *key
, void *value
);
28 void *table_find(table_t
*t
, char *key
);
29 void table_insert_int(table_t
*t
, int *key
, void *value
);
30 void *table_find_int(table_t
*t
, int *key
);
35 typedef enum _token_type
{
47 /* State associated with a file being parsed */
48 typedef struct _parse_file
{
55 void (*error
) (struct _parse_file
*, char *);
58 void ungetToken(parse_file_t
* in
);
59 char *getToken(parse_file_t
*in
);
60 char *getForwardslash(parse_file_t
*in
);
61 char *getLAnglebracket(parse_file_t
*in
);
62 char *getRAnglebracket(parse_file_t
*in
);
63 char *getQuotedString(parse_file_t
*in
);
64 char *getName(parse_file_t
*in
);
65 int getNumber(parse_file_t
*in
);
66 char *getEqual(parse_file_t
*in
);
67 char seekNextChar(parse_file_t
*in
);
69 void skipComment(parse_file_t
* in
);
70 void skipEOL(parse_file_t
* in
);
74 static const int BUFFER_SIZE
= 1024;
77 /* Events data types */
79 typedef enum _data_type
{
98 /* Event type descriptors */
100 typedef struct _type_descriptor
{
101 char * type_name
; //used for named type
105 sequence_t labels
; // for enumeration
106 sequence_t labels_description
;
108 sequence_t fields
; // for structure
109 struct _type_descriptor
*nested_type
; // for array and sequence
114 /* Fields within types */
116 typedef struct _field
{
119 type_descriptor_t
*type
;
123 /* Events definitions */
125 typedef struct _event
{
128 type_descriptor_t
*type
;
129 int per_trace
; /* Is the event able to be logged to a specific trace ? */
130 int per_tracefile
; /* Must we log this event in a specific tracefile ? */
133 typedef struct _facility
{
138 sequence_t unnamed_types
;
142 int getSize(parse_file_t
*in
);
143 unsigned long getTypeChecksum(unsigned long aCrc
, type_descriptor_t
* type
);
145 void parseFacility(parse_file_t
*in
, facility_t
* fac
);
146 void parseEvent(parse_file_t
*in
, event_t
*ev
, sequence_t
* unnamed_types
,
147 table_t
* named_types
);
148 void parseTypeDefinition(parse_file_t
*in
,
149 sequence_t
* unnamed_types
, table_t
* named_types
);
150 type_descriptor_t
*parseType(parse_file_t
*in
,
151 type_descriptor_t
*t
, sequence_t
* unnamed_types
, table_t
* named_types
);
152 void parseFields(parse_file_t
*in
, type_descriptor_t
*t
,
153 sequence_t
* unnamed_types
, table_t
* named_types
);
154 void checkNamedTypesImplemented(table_t
* namedTypes
);
155 type_descriptor_t
* find_named_type(char *name
, table_t
* named_types
);
156 void generateChecksum(char * facName
,
157 unsigned long * checksum
, sequence_t
* events
);
161 char * getNameAttribute(parse_file_t
*in
);
162 char * getFormatAttribute(parse_file_t
*in
);
163 int getSizeAttribute(parse_file_t
*in
);
164 int getValueAttribute(parse_file_t
*in
);
165 char * getValueStrAttribute(parse_file_t
*in
);
167 char * getDescription(parse_file_t
*in
);
170 /* Dynamic memory allocation and freeing */
172 void * memAlloc(int size
);
173 char *allocAndCopy(char * str
);
174 char *appendString(char *s
, char *suffix
);
175 void freeTypes(sequence_t
*t
);
176 void freeType(type_descriptor_t
* td
);
177 void freeEvents(sequence_t
*t
);
178 void freeNamedType(table_t
* t
);
179 void error_callback(parse_file_t
*in
, char *msg
);
183 static const unsigned int crctab32
[] =
188 static inline unsigned long
189 partial_crc32_one(unsigned char c
, unsigned long crc
)
191 return crctab32
[(crc
^ c
) & 0xff] ^ (crc
>> 8);
194 static inline unsigned long
195 partial_crc32(const char *s
, unsigned long crc
)
198 crc
= partial_crc32_one(*s
++, crc
);
202 static inline unsigned long
205 return partial_crc32(s
, 0xffffffff) ^ 0xffffffff;