-
Notifications
You must be signed in to change notification settings - Fork 9
/
dbdimp.h
338 lines (283 loc) · 10.4 KB
/
dbdimp.h
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
/*
Copyright (c) 2011 Marius Popa <mapopa@gmail.com>
Copyright (c) 2010 Mike Pomraning <mjp@pilcrow.madison.wi.us>
Copyright (c) 1999-2008 Edwin Pratomo
Portions Copyright (c) 2001-2005 Daniel Ritz
You may distribute under the terms of either the GNU General Public
License or the Artistic License, as specified in the Perl README file.
*/
#include <DBIXS.h> /* installed by the DBI module */
/* make it compile with DBI < 1.20 */
#ifndef SQL_TYPE_DATE
# define SQL_TYPE_DATE 91
#endif
#ifndef SQL_TYPE_TIME
# define SQL_TYPE_TIME 92
#endif
#ifndef SQL_BLOB
# define SQL_BLOB 30
#endif
#ifndef SQL_ARRAY
# define SQL_ARRAY 50
#endif
static const int DBI_SQL_CHAR = SQL_CHAR;
static const int DBI_SQL_NUMERIC = SQL_NUMERIC;
static const int DBI_SQL_DECIMAL = SQL_DECIMAL;
static const int DBI_SQL_INTEGER = SQL_INTEGER;
static const int DBI_SQL_SMALLINT = SQL_SMALLINT;
static const int DBI_SQL_BIGINT = SQL_BIGINT;
static const int DBI_SQL_FLOAT = SQL_FLOAT;
static const int DBI_SQL_REAL = SQL_REAL;
static const int DBI_SQL_DOUBLE = SQL_DOUBLE;
static const int DBI_SQL_DATE = SQL_DATE;
static const int DBI_SQL_TIME = SQL_TIME;
static const int DBI_SQL_TIMESTAMP = SQL_TIMESTAMP;
static const int DBI_SQL_VARCHAR = SQL_VARCHAR;
static const int DBI_SQL_TYPE_TIME = SQL_TYPE_TIME;
static const int DBI_SQL_TYPE_DATE = SQL_TYPE_DATE;
static const int DBI_SQL_ARRAY = SQL_ARRAY;
static const int DBI_SQL_BLOB = SQL_BLOB;
static const int DBI_SQL_BOOLEAN = SQL_BOOLEAN;
/* conflicts */
#undef SQL_CHAR
#undef SQL_NUMERIC
#undef SQL_DECIMAL
#undef SQL_INTEGER
#undef SQL_SMALLINT
#undef SQL_BIGINT
#undef SQL_FLOAT
#undef SQL_REAL
#undef SQL_DOUBLE
#undef SQL_DATE
#undef SQL_TIME
#undef SQL_TIMESTAMP
#undef SQL_VARCHAR
#undef SQL_TYPE_TIME
#undef SQL_TYPE_DATE
#undef SQL_ARRAY
#undef SQL_BLOB
#undef SQL_BOOLEAN
#ifdef __CYGWIN__
#define _WIN32
#define __stdcall __attribute__((stdcall))
#define __cdecl __attribute__((cdecl))
#include <ibase.h>
#undef _WIN32
#else
#include <ibase.h>
#endif
#include <time.h>
/* defines */
/* Firebird API 20 */
#if !defined(FB_API_VER) || FB_API_VER < 20
typedef void (*ISC_EVENT_CALLBACK)();
#endif
#ifndef SQLDA_CURRENT_VERSION
# define SQLDA_OK_VERSION SQLDA_VERSION1
#else
# define SQLDA_OK_VERSION SQLDA_CURRENT_VERSION
#endif
#define IB_ALLOC_FAIL 2
#define IB_FETCH_ERROR 1
#ifndef ISC_STATUS_LENGTH
# define ISC_STATUS_LENGTH 20
#endif
#ifndef SvPV_nolen
# define SvPV_nolen(sv) SvPV(sv, na)
#endif
#define FREE_SETNULL(ptr) \
do { \
if (ptr) \
{ \
Safefree(ptr); \
ptr = NULL; \
} \
} while (0)
#define DPB_FILL_BYTE(dpb, code, byte) \
do { \
*dpb++ = code; \
*dpb++ = 1; \
*dpb++ = byte; \
} while (0)
#define DPB_FILL_INTEGER(dpb, code, integer) \
do { \
ISC_LONG tmp = integer; \
*dpb++ = code; \
*dpb++ = sizeof(tmp); \
tmp = isc_vax_integer((char *) &tmp, sizeof(tmp)); \
Copy(&tmp, dpb, 1, ISC_LONG); \
dpb += sizeof(tmp); \
} while (0)
#define DPB_FILL_STRING(dpb, code, string) \
DPB_FILL_STRING_LEN(dpb, code, string, strlen(string) )
#define DPB_FILL_STRING_LEN(dpb, code, string, len) \
do { \
if ( len > 255 ) \
croak("DPB string too long (%ld)", (size_t) len); \
*dpb++ = code; \
*dpb++ = len; \
strncpy(dpb, string, (size_t) len); \
dpb += len; \
} while (0)
#define DPB_PREP_BYTE(buflen) \
do { \
/* code, length, data */ \
buflen += 3; \
} while (0)
#define DPB_PREP_INTEGER(buflen) \
do { \
buflen += sizeof(ISC_LONG) + 2; \
} while (0)
#define DPB_PREP_STRING(buflen, string) \
DPB_PREP_STRING_LEN(buflen, strlen(string))
#define DPB_PREP_STRING_LEN(buflen, len) \
do { \
buflen += len + 2; \
} while (0)
# define TIMESTAMP_FPSECS(value) \
(long)(((ISC_TIMESTAMP *)value)->timestamp_time % ISC_TIME_SECONDS_PRECISION)
# define TIMESTAMP_ADD_FPSECS(value, inc) \
((ISC_TIMESTAMP *)value)->timestamp_time += (inc % ISC_TIME_SECONDS_PRECISION)
# define TIME_FPSECS(value) \
(long)((*(ISC_TIME *)value) % ISC_TIME_SECONDS_PRECISION)
# define TIME_ADD_FPSECS(value, inc) \
(*(ISC_TIME *)value) += (inc % ISC_TIME_SECONDS_PRECISION)
#ifndef NO_TRACE_MSGS
# define DBI_TRACE(level, args) \
do { \
if (DBIS->debug >= level) \
PerlIO_printf args ; \
} while (0)
# define DBI_TRACE_imp_xxh(imp_xxh, level, args) \
do { \
if (DBIc_TRACE_LEVEL(imp_xxh) >= level) \
PerlIO_printf args; \
} while (0)
#else
# define DBI_TRACE(level, args) do {} while (0)
# define DBI_TRACE_imp_xxh(imp_xxh, level, args) do {} while (0)
#endif
#define BLOB_SEGMENT (256)
#define DEFAULT_SQL_DIALECT (3)
#define INPUT_XSQLDA (1)
#define OUTPUT_XSQLDA (0)
#define PLAN_BUFFER_LEN 2048
#define SUCCESS (0)
#define FAILURE (-1)
/*
* Hardcoded limit on the length of a Blob that can be fetched into a scalar.
* If you want to fetch Blobs that are bigger, write your own Perl
*/
#define MAX_EVENTS 15
typedef enum { ACTIVE, INACTIVE } IB_EVENT_STATE;
/****************/
/* data types */
/****************/
/* structs for event */
typedef struct
{
imp_dbh_t *dbh; /* pointer to parent dbh */
ISC_LONG id; /* event id assigned by IB */
#if defined(INCLUDE_TYPES_PUB_H)
ISC_UCHAR *event_buffer;
ISC_UCHAR *result_buffer;
#else
char ISC_FAR *event_buffer;
char ISC_FAR *result_buffer;
#endif
char ISC_FAR * ISC_FAR *names; /* names of events of interest */
unsigned short num; /* number of events of interest */
short epb_length; /* length of event parameter buffer */
SV *perl_cb; /* perl callback for this event */
IB_EVENT_STATE state;
char exec_cb;
} IB_EVENT;
/* Define driver handle data structure */
struct imp_drh_st
{
dbih_drc_t com; /* MUST be first element in structure */
};
/* Define dbh implementor data structure */
struct imp_dbh_st
{
dbih_dbc_t com; /* MUST be first element in structure */
isc_db_handle db;
isc_tr_handle tr;
char ISC_FAR *tpb_buffer; /* transaction parameter buffer */
unsigned short tpb_length; /* length of tpb_buffer */
unsigned short sqldialect; /* default sql dialect */
char soft_commit; /* use soft commit ? */
char *ib_charset;
bool ib_enable_utf8;
unsigned int sth_ddl; /* number of open DDL statments */
imp_sth_t *first_sth; /* pointer to first statement */
imp_sth_t *last_sth; /* pointer to last statement */
#if defined(USE_THREADS) || defined(USE_ITHREADS) || defined(MULTIPLICITY)
void *context; /* perl context for threads / multiplicity */
#endif
/* per dbh default strftime() formats */
char *dateformat;
char *timestampformat;
char *timeformat;
unsigned char *charset_bytes_per_char;
};
/* Define sth implementor data structure */
struct imp_sth_st
{
dbih_stc_t com; /* MUST be first element in structure */
isc_stmt_handle stmt;
XSQLDA *out_sqlda; /* for storing select-list items */
XSQLDA *in_sqlda; /* for storing placeholder values */
char *cursor_name;
long type; /* statement type */
char count_item;
int affected; /* number of affected rows */
char *dateformat;
char *timestampformat;
char *timeformat;
imp_sth_t *prev_sth; /* pointer to prev statement */
imp_sth_t *next_sth; /* pointer to next statement */
HV *param_values; /* For storing the ParamValues attribute */
};
/* newer header file defines the struct already */
typedef struct dbd_vary
{
short vary_length;
char vary_string [1];
} DBD_VARY;
/* These defines avoid name clashes for multiple statically linked DBD's */
#define dbd_init ib_init
#define dbd_discon_all ib_discon_all
#define dbd_db_login ib_db_login
#define dbd_db_login6 ib_db_login6
#define dbd_db_do ib_db_do
#define dbd_db_commit ib_db_commit
#define dbd_db_rollback ib_db_rollback
#define dbd_db_disconnect ib_db_disconnect
#define dbd_db_destroy ib_db_destroy
#define dbd_db_STORE_attrib ib_db_STORE_attrib
#define dbd_db_FETCH_attrib ib_db_FETCH_attrib
#define dbd_st_prepare ib_st_prepare
#define dbd_st_rows ib_st_rows
#define dbd_st_execute ib_st_execute
#define dbd_st_fetch ib_st_fetch
#define dbd_st_finish ib_st_finish
#define dbd_st_destroy ib_st_destroy
#define dbd_st_blob_read ib_st_blob_read
#define dbd_st_STORE_attrib ib_st_STORE_attrib
#define dbd_st_FETCH_attrib ib_st_FETCH_attrib
#define dbd_bind_ph ib_bind_ph
void do_error _((SV *h, int rc, char *what));
void dbd_init _((dbistate_t *dbistate));
void dbd_preparse _((SV *sth, imp_sth_t *imp_sth, char *statement));
int dbd_describe _((SV *sth, imp_sth_t *imp_sth));
int dbd_db_ping (SV *dbh);
char* ib_error_decode(const ISC_STATUS *status);
int ib_error_check(SV *h, ISC_STATUS *status);
int ib_start_transaction (SV *h, imp_dbh_t *imp_dbh);
int ib_commit_transaction (SV *h, imp_dbh_t *imp_dbh);
int ib_rollback_transaction(SV *h, imp_dbh_t *imp_dbh);
long ib_rows(SV *xxh, isc_stmt_handle *h_stmt, char count_type);
void ib_cleanup_st_prepare (imp_sth_t *imp_sth);
SV* dbd_db_quote(SV* dbh, SV* str, SV* type);
/* end */