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tcopprot.h
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1 /*-------------------------------------------------------------------------
2  *
3  * tcopprot.h
4  * prototypes for postgres.c.
5  *
6  *
7  * Portions Copyright (c) 1996-2022, PostgreSQL Global Development Group
8  * Portions Copyright (c) 1994, Regents of the University of California
9  *
10  * src/include/tcop/tcopprot.h
11  *
12  *-------------------------------------------------------------------------
13  */
14 #ifndef TCOPPROT_H
15 #define TCOPPROT_H
16 
17 #include "nodes/params.h"
18 #include "nodes/parsenodes.h"
19 #include "nodes/plannodes.h"
20 #include "storage/procsignal.h"
21 #include "utils/guc.h"
22 #include "utils/queryenvironment.h"
23 
24 
25 /* Required daylight between max_stack_depth and the kernel limit, in bytes */
26 #define STACK_DEPTH_SLOP (512 * 1024L)
27 
29 extern PGDLLIMPORT const char *debug_query_string;
30 extern PGDLLIMPORT int max_stack_depth;
31 extern PGDLLIMPORT int PostAuthDelay;
33 
34 /* GUC-configurable parameters */
35 
36 typedef enum
37 {
38  LOGSTMT_NONE, /* log no statements */
39  LOGSTMT_DDL, /* log data definition statements */
40  LOGSTMT_MOD, /* log modification statements, plus DDL */
41  LOGSTMT_ALL /* log all statements */
43 
44 extern PGDLLIMPORT int log_statement;
45 
46 extern List *pg_parse_query(const char *query_string);
47 extern List *pg_rewrite_query(Query *query);
49  const char *query_string,
50  const Oid *paramTypes, int numParams,
51  QueryEnvironment *queryEnv);
53  const char *query_string,
54  Oid **paramTypes,
55  int *numParams,
56  QueryEnvironment *queryEnv);
57 extern List *pg_analyze_and_rewrite_withcb(RawStmt *parsetree,
58  const char *query_string,
59  ParserSetupHook parserSetup,
60  void *parserSetupArg,
61  QueryEnvironment *queryEnv);
62 extern PlannedStmt *pg_plan_query(Query *querytree, const char *query_string,
63  int cursorOptions,
64  ParamListInfo boundParams);
65 extern List *pg_plan_queries(List *querytrees, const char *query_string,
66  int cursorOptions,
67  ParamListInfo boundParams);
68 
69 extern bool check_max_stack_depth(int *newval, void **extra, GucSource source);
70 extern void assign_max_stack_depth(int newval, void *extra);
71 
72 extern void die(SIGNAL_ARGS);
76 extern void RecoveryConflictInterrupt(ProcSignalReason reason); /* called from SIGUSR1
77  * handler */
78 extern void ProcessClientReadInterrupt(bool blocked);
79 extern void ProcessClientWriteInterrupt(bool blocked);
80 
81 extern void process_postgres_switches(int argc, char *argv[],
82  GucContext ctx, const char **dbname);
83 extern void PostgresSingleUserMain(int argc, char *argv[],
84  const char *username) pg_attribute_noreturn();
85 extern void PostgresMain(const char *dbname,
86  const char *username) pg_attribute_noreturn();
87 extern long get_stack_depth_rlimit(void);
88 extern void ResetUsage(void);
89 extern void ShowUsage(const char *title);
90 extern int check_log_duration(char *msec_str, bool was_logged);
91 extern void set_debug_options(int debug_flag,
92  GucContext context, GucSource source);
93 extern bool set_plan_disabling_options(const char *arg,
94  GucContext context, GucSource source);
95 extern const char *get_stats_option_name(const char *arg);
96 
97 #endif /* TCOPPROT_H */
Datum querytree(PG_FUNCTION_ARGS)
Definition: _int_bool.c:663
#define PGDLLIMPORT
Definition: c.h:1331
#define SIGNAL_ARGS
Definition: c.h:1355
#define pg_attribute_noreturn()
Definition: c.h:179
CommandDest
Definition: dest.h:88
#define newval
GucSource
Definition: guc.h:105
GucContext
Definition: guc.h:69
void(* ParserSetupHook)(struct ParseState *pstate, void *arg)
Definition: params.h:108
void * arg
static rewind_source * source
Definition: pg_rewind.c:81
const char * username
Definition: pgbench.c:309
unsigned int Oid
Definition: postgres_ext.h:31
ProcSignalReason
Definition: procsignal.h:31
char * dbname
Definition: streamutil.c:51
Definition: pg_list.h:51
List * pg_parse_query(const char *query_string)
Definition: postgres.c:592
void process_postgres_switches(int argc, char *argv[], GucContext ctx, const char **dbname)
Definition: postgres.c:3706
PGDLLIMPORT int PostAuthDelay
Definition: postgres.c:103
bool check_max_stack_depth(int *newval, void **extra, GucSource source)
Definition: postgres.c:3563
void FloatExceptionHandler(SIGNAL_ARGS) pg_attribute_noreturn()
Definition: postgres.c:2983
void set_debug_options(int debug_flag, GucContext context, GucSource source)
Definition: postgres.c:3595
PGDLLIMPORT const char * debug_query_string
Definition: postgres.c:89
void StatementCancelHandler(SIGNAL_ARGS)
Definition: postgres.c:2962
long get_stack_depth_rlimit(void)
Definition: postgres.c:4810
bool set_plan_disabling_options(const char *arg, GucContext context, GucSource source)
Definition: postgres.c:3624
void PostgresMain(const char *dbname, const char *username) pg_attribute_noreturn()
Definition: postgres.c:4046
int check_log_duration(char *msec_str, bool was_logged)
Definition: postgres.c:2338
List * pg_analyze_and_rewrite_varparams(RawStmt *parsetree, const char *query_string, Oid **paramTypes, int *numParams, QueryEnvironment *queryEnv)
Definition: postgres.c:679
LogStmtLevel
Definition: tcopprot.h:37
@ LOGSTMT_NONE
Definition: tcopprot.h:38
@ LOGSTMT_MOD
Definition: tcopprot.h:40
@ LOGSTMT_DDL
Definition: tcopprot.h:39
@ LOGSTMT_ALL
Definition: tcopprot.h:41
List * pg_analyze_and_rewrite_withcb(RawStmt *parsetree, const char *query_string, ParserSetupHook parserSetup, void *parserSetupArg, QueryEnvironment *queryEnv)
Definition: postgres.c:733
void ShowUsage(const char *title)
Definition: postgres.c:4853
void PostgresSingleUserMain(int argc, char *argv[], const char *username) pg_attribute_noreturn()
Definition: postgres.c:3959
List * pg_analyze_and_rewrite_fixedparams(RawStmt *parsetree, const char *query_string, const Oid *paramTypes, int numParams, QueryEnvironment *queryEnv)
Definition: postgres.c:640
PGDLLIMPORT int log_statement
Definition: postgres.c:97
PGDLLIMPORT int max_stack_depth
Definition: postgres.c:100
void RecoveryConflictInterrupt(ProcSignalReason reason)
Definition: postgres.c:3001
List * pg_rewrite_query(Query *query)
Definition: postgres.c:773
void die(SIGNAL_ARGS)
Definition: postgres.c:2928
const char * get_stats_option_name(const char *arg)
Definition: postgres.c:3666
void ProcessClientReadInterrupt(bool blocked)
Definition: postgres.c:490
void assign_max_stack_depth(int newval, void *extra)
Definition: postgres.c:3580
PlannedStmt * pg_plan_query(Query *querytree, const char *query_string, int cursorOptions, ParamListInfo boundParams)
Definition: postgres.c:865
void ProcessClientWriteInterrupt(bool blocked)
Definition: postgres.c:536
void ResetUsage(void)
Definition: postgres.c:4846
List * pg_plan_queries(List *querytrees, const char *query_string, int cursorOptions, ParamListInfo boundParams)
Definition: postgres.c:951
void quickdie(SIGNAL_ARGS) pg_attribute_noreturn()
Definition: postgres.c:2831
PGDLLIMPORT CommandDest whereToSendOutput
Definition: postgres.c:92
PGDLLIMPORT int client_connection_check_interval
Definition: postgres.c:106