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Diffstat (limited to '')
-rw-r--r-- | src/include/rewrite/rowsecurity.h | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/src/include/rewrite/rowsecurity.h b/src/include/rewrite/rowsecurity.h new file mode 100644 index 0000000..2e0bac5 --- /dev/null +++ b/src/include/rewrite/rowsecurity.h @@ -0,0 +1,49 @@ +/* ------------------------------------------------------------------------- + * + * rowsecurity.h + * + * prototypes for rewrite/rowsecurity.c and the structures for managing + * the row security policies for relations in relcache. + * + * Portions Copyright (c) 1996-2020, PostgreSQL Global Development Group + * Portions Copyright (c) 1994, Regents of the University of California + * + * ------------------------------------------------------------------------- + */ +#ifndef ROWSECURITY_H +#define ROWSECURITY_H + +#include "nodes/parsenodes.h" +#include "utils/array.h" +#include "utils/relcache.h" + +typedef struct RowSecurityPolicy +{ + char *policy_name; /* Name of the policy */ + char polcmd; /* Type of command policy is for */ + ArrayType *roles; /* Array of roles policy is for */ + bool permissive; /* restrictive or permissive policy */ + Expr *qual; /* Expression to filter rows */ + Expr *with_check_qual; /* Expression to limit rows allowed */ + bool hassublinks; /* If either expression has sublinks */ +} RowSecurityPolicy; + +typedef struct RowSecurityDesc +{ + MemoryContext rscxt; /* row security memory context */ + List *policies; /* list of row security policies */ +} RowSecurityDesc; + +typedef List *(*row_security_policy_hook_type) (CmdType cmdtype, + Relation relation); + +extern PGDLLIMPORT row_security_policy_hook_type row_security_policy_hook_permissive; + +extern PGDLLIMPORT row_security_policy_hook_type row_security_policy_hook_restrictive; + +extern void get_row_security_policies(Query *root, + RangeTblEntry *rte, int rt_index, + List **securityQuals, List **withCheckOptions, + bool *hasRowSecurity, bool *hasSubLinks); + +#endif /* ROWSECURITY_H */ |