codekingpro/portable-devtools

1/* -------------------------------------------------------------------------2 *3 * rowsecurity.h4 *5 *	  prototypes for rewrite/rowsecurity.c and the structures for managing6 *	  the row security policies for relations in relcache.7 *8 * Portions Copyright (c) 1996-2023, PostgreSQL Global Development Group9 * Portions Copyright (c) 1994, Regents of the University of California10 *11 * -------------------------------------------------------------------------12 */13#ifndef ROWSECURITY_H14#define ROWSECURITY_H15 16#include "nodes/parsenodes.h"17#include "utils/array.h"18#include "utils/relcache.h"19 20typedef struct RowSecurityPolicy21{22	char	   *policy_name;	/* Name of the policy */23	char		polcmd;			/* Type of command policy is for */24	ArrayType  *roles;			/* Array of roles policy is for */25	bool		permissive;		/* restrictive or permissive policy */26	Expr	   *qual;			/* Expression to filter rows */27	Expr	   *with_check_qual;	/* Expression to limit rows allowed */28	bool		hassublinks;	/* If either expression has sublinks */29} RowSecurityPolicy;30 31typedef struct RowSecurityDesc32{33	MemoryContext rscxt;		/* row security memory context */34	List	   *policies;		/* list of row security policies */35} RowSecurityDesc;36 37typedef List *(*row_security_policy_hook_type) (CmdType cmdtype,38												Relation relation);39 40extern PGDLLIMPORT row_security_policy_hook_type row_security_policy_hook_permissive;41 42extern PGDLLIMPORT row_security_policy_hook_type row_security_policy_hook_restrictive;43 44extern void get_row_security_policies(Query *root,45									  RangeTblEntry *rte, int rt_index,46									  List **securityQuals, List **withCheckOptions,47									  bool *hasRowSecurity, bool *hasSubLinks);48 49#endif							/* ROWSECURITY_H */50