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Diffstat (limited to 'src/bin/pg_dump/pg_dump.h')
| -rw-r--r-- | src/bin/pg_dump/pg_dump.h | 195 |
1 files changed, 195 insertions, 0 deletions
diff --git a/src/bin/pg_dump/pg_dump.h b/src/bin/pg_dump/pg_dump.h new file mode 100644 index 00000000000..e77960afe4b --- /dev/null +++ b/src/bin/pg_dump/pg_dump.h @@ -0,0 +1,195 @@ +/*------------------------------------------------------------------------- + * + * pg_dump.h + * header file for the pg_dump utility + * + * Copyright (c) 1994, Regents of the University of California + * + * $Id: pg_dump.h,v 1.1.1.1 1996/07/09 06:22:14 scrappy Exp $ + * + *------------------------------------------------------------------------- + */ + + +/* The *Info data structures run-time C structures used to store + system catalog information */ + +typedef struct _typeInfo { + char* oid; + char* typowner; + char* typname; + char* typlen; + char* typprtlen; + char* typinput; + char* typoutput; + char* typreceive; + char* typsend; + char* typelem; + char* typdelim; + char* typdefault; + char* typrelid; + int passedbyvalue; + int isArray; +} TypeInfo; + +typedef struct _funcInfo { + char* oid; + char* proname; + char* proowner; + int lang; /* 1 if C, else SQL */ + int nargs; + char* argtypes[8]; /* should be derived from obj/fmgr.h instead of hardwired*/ + char* prorettype; + int retset; /* 1 if the function returns a set, 0 otherwise */ + char* prosrc; + char* probin; + int dumped; /* 1 if already dumped */ +} FuncInfo; + +typedef struct _tableInfo { + char *oid; + char *relname; + char *relarch; + int numatts; /* number of attributes */ + int *inhAttrs; /* an array of flags, one for each attribute + if the value is 1, then this attribute is + an inherited attribute */ + char **attnames; /* the attribute names */ + char **typnames; /* fill out attributes */ + int numParents; /* number of (immediate) parent supertables */ + char **parentRels; /* names of parent relations, NULL + if numParents == 0 */ + char **out_attnames; /* the attribute names, in the order they would + be in, when the table is created in the + target query language. + this is needed because the SQL tables will + not have the same order of attributes as + the POSTQUEL tables */ + +} TableInfo; + +typedef struct _inhInfo { + char *oid; + char *inhrel; + char *inhparent; +} InhInfo; + +typedef struct _indInfo { + char *indexrelname; /* name of the secondary index class */ + char *indrelname; /* name of the indexed heap class */ + char *indamname; /* name of the access method (e.g. btree, rtree, etc.) */ + char *indproc; /* oid of the function to compute the index, 0 if none*/ + char *indkey; /* attribute number of the key attribute */ + char *indclassname; /* name of the opclass of the key */ +} IndInfo; + +typedef struct _aggInfo { + char *oid; + char *aggname; + char *aggtransfn1; + char *aggtransfn2; + char *aggfinalfn; + char *aggtranstype1; + char *aggbasetype; + char *aggtranstype2; + char *agginitval1; + char *agginitval2; +} AggInfo; + +typedef struct _oprInfo { + char *oid; + char *oprname; + char *oprkind; /* "b" = binary, "l" = left unary, "r" = right unary */ + char *oprcode; /* operator function name */ + char *oprleft; /* left operand type */ + char *oprright; /* right operand type */ + char *oprcom; /* oid of the commutator operator */ + char *oprnegate; /* oid of the negator operator */ + char *oprrest; /* name of the function to calculate operator restriction + selectivity */ + char *oprjoin; /* name of the function to calculate operator join + selectivity */ + char *oprcanhash; /* can we use hash join strategy ? */ + char *oprlsortop; /* oid's of the left and right sort operators */ + char *oprrsortop; +} OprInfo; + + +/* global decls */ +extern int g_verbose; /* verbose flag */ +extern int g_last_builtin_oid; /* value of the last builtin oid */ +extern FILE *g_fout; /* the script file */ + +/* placeholders for comment starting and ending delimiters */ +extern char g_comment_start[10]; +extern char g_comment_end[10]; + +extern char g_opaque_type[10]; /* name for the opaque type */ + +/* pg_dump is really two programs in one + one version works with postgres v4r2 + and the other works with postgres95 + the common routines are declared here +*/ +/* + * common utility functions +*/ + +extern TableInfo* dumpSchema(FILE* fout, int *numTablesPtr); + +extern char* findTypeByOid(TypeInfo* tinfo, int numTypes, char* oid); +extern char* findOprByOid(OprInfo *oprinfo, int numOprs, char *oid); +extern int findFuncByName(FuncInfo* finfo, int numFuncs, char* name); +extern char** findParentsByOid(TableInfo* tbinfo, int numTables, + InhInfo* inhinfo, int numInherits, + char *oid, + int *numParents); +extern int findTableByName(TableInfo *tbinfo, int numTables, char *relname); +extern int findTableByOid(TableInfo *tbinfo, int numTables, char *oid); +extern void flagInhAttrs(TableInfo* tbinfo, int numTables, + InhInfo* inhinfo, int numInherits); + +extern void check_conn_and_db(); +extern char* dupstr(char *s); +extern int strInArray(char* pattern, char** arr, int arr_size); +extern void parseArgTypes(char **argtypes, char* str); +extern int isArchiveName(char*); + +/* + * version specific routines + */ +extern TypeInfo* getTypes(int *numTypes); +extern FuncInfo* getFuncs(int *numFuncs); +extern AggInfo* getAggregates(int *numAggregates); +extern OprInfo* getOperators(int *numOperators); +extern TableInfo* getTables(int *numTables); +extern InhInfo* getInherits(int *numInherits); +extern void getTableAttrs(TableInfo* tbinfo, int numTables); +extern IndInfo* getIndices(int *numIndices); +extern void dumpTypes(FILE* fout, FuncInfo* finfo, int numFuncs, + TypeInfo* tinfo, int numTypes); +extern void dumpFuncs(FILE* fout, FuncInfo* finfo, int numFuncs, + TypeInfo *tinfo, int numTypes); +extern void dumpAggs(FILE* fout, AggInfo* agginfo, int numAggregates, + TypeInfo *tinfo, int numTypes); +extern void dumpOprs(FILE* fout, OprInfo* agginfo, int numOperators, + TypeInfo *tinfo, int numTypes); +extern void dumpOneFunc(FILE* fout, FuncInfo* finfo, int i, + TypeInfo *tinfo, int numTypes); +extern void dumpTables(FILE* fout, TableInfo* tbinfo, int numTables, + InhInfo *inhinfo, int numInherits, + TypeInfo *tinfo, int numTypes); +extern void dumpIndices(FILE* fout, IndInfo* indinfo, int numIndices, + TableInfo* tbinfo, int numTables); + +extern void dumpClasses(TableInfo *tbinfo, int numTables, FILE *fout); +extern void dumpTuples(PGresult *res, FILE *fout, int *attrmap); +extern char* checkForQuote(char* s); +extern int findLastBuiltinOid(); + + +/* largest query string size */ +#define MAXQUERYLEN 5000 + +/* these voodoo constants are from the backend */ +#define C_PROLANG_OID 13 |