Postgres95 1.01 Distribution - Virgin Sources

src/backend/utils/adt/oidname.c

@@ -0,0 +1,123 @@
+/*-------------------------------------------------------------------------
+ *
+ * oidname.c--
+ *    adt for multiple key indices involving oid and name.  Used for cache
+ *    index scans (could also be used in the general case with name).
+ *
+ * Copyright (c) 1994, Regents of the University of California
+ *
+ *
+ * IDENTIFICATION
+ *    $Header: /cvsroot/pgsql/src/backend/utils/adt/Attic/oidname.c,v 1.1.1.1 1996/07/09 06:22:05 scrappy Exp $
+ *
+ *-------------------------------------------------------------------------
+ */
+#include <stdio.h>
+#include <string.h>
+
+#include "postgres.h"
+#include "utils/oidcompos.h"	/* where function declarations go */
+#include "utils/builtins.h"	/* for pg_atoi() */
+#include "utils/elog.h"
+#include "utils/palloc.h"
+
+OidName
+oidnamein(char *inStr)
+{
+    OidName oc;
+    char *inptr;
+    
+    oc = (OidName) palloc(sizeof(OidNameData));
+    
+    memset(oc, 0, sizeof(OidNameData)); 
+    for (inptr = inStr; *inptr && *inptr != ','; inptr++)
+	;
+    
+    if (*inptr) {
+	oc->id = (Oid) pg_atoi(inStr, sizeof(Oid), ',');
+	/* copy one less to ensure null-padding */
+	strncpy(oc->name.data,++inptr,NAMEDATALEN-1);
+	/* namestrcpy(&oc->name, ++inptr); */
+    }else
+	elog(WARN, "Bad input data for type oidname");
+    
+    return oc;
+}
+
+char *
+oidnameout(OidName oidname)
+{
+    char buf[30+NAMEDATALEN];  /* oidname length + oid length + some safety */
+    char *res;
+    
+    sprintf(buf, "%d,%s", oidname->id, oidname->name.data);
+    res = pstrdup(buf);
+    return(res);
+}
+
+bool
+oidnamelt(OidName o1, OidName o2)
+{
+    return (bool)
+	(o1->id < o2->id ||
+	 (o1->id == o2->id && namecmp(&o1->name, &o2->name) < 0));
+}
+
+bool
+oidnamele(OidName o1, OidName o2)
+{
+    return (bool)
+	(o1->id < o2->id ||
+    	 (o1->id == o2->id && namecmp(&o1->name,&o2->name) <= 0));
+}
+
+bool
+oidnameeq(OidName o1, OidName o2)
+{
+    return (bool)
+	(o1->id == o2->id &&
+    	 (namecmp(&o1->name, &o2->name) == 0));
+}
+
+bool
+oidnamene(OidName o1, OidName o2)
+{
+    return (bool)
+	(o1->id != o2->id ||
+    	 (namecmp(&o1->name,&o2->name) != 0));
+}
+
+bool
+oidnamege(OidName o1, OidName o2)
+{
+    return (bool) (o1->id > o2->id || (o1->id == o2->id && 
+				       namecmp(&o1->name, &o2->name) >= 0));
+}
+
+bool
+oidnamegt(OidName o1, OidName o2)
+{
+    return (bool) (o1->id > o2->id ||  (o1->id == o2->id && 
+					namecmp(&o1->name, &o2->name) > 0)); 
+}
+
+int
+oidnamecmp(OidName o1, OidName o2)
+{
+    if (o1->id == o2->id)
+    	return (namecmp(&o1->name,&o2->name));
+    
+    return (o1->id < o2->id) ? -1 : 1;
+}
+
+OidName
+mkoidname(Oid id, char *name)
+{
+    OidName oidname;
+    
+    oidname = (OidName) palloc(sizeof(Oid)+NAMEDATALEN);
+    
+    oidname->id = id;
+    namestrcpy(&oidname->name,name);
+    return oidname;
+}