Skip to content

P
Postgres FD Implementation
Commit 74a1a2b8 authored by Neil Conway's avatar Neil Conway
Browse files
Options

Rename the uuid_t type to pg_uuid_t, to avoid a conflict with any 

definitions of uuid_t that may be provided by the system headers. This
should hopefully fix the Win32 build problems reported by Magnus.
parent cd47d0f7
Hide whitespace changes
Inline Side-by-side
Showing with 49 additions and 47 deletions
src/backend/utils/adt/uuid.c
View file @ 74a1a2b8
......@@ -6,7 +6,7 @@
* Copyright (c) 2007, PostgreSQL Global Development Group
*
* IDENTIFICATION
* $PostgreSQL: pgsql/src/backend/utils/adt/uuid.c,v 1.1 2007/01/28 16:16:52 neilc Exp $
* $PostgreSQL: pgsql/src/backend/utils/adt/uuid.c,v 1.2 2007/01/28 20:25:38 neilc Exp $
*
*-------------------------------------------------------------------------
*/
......@@ -35,50 +35,49 @@
/* uuid size in bytes */
#define UUID_LEN 16
/* The uuid_t type is declared as struct uuid_t in uuid.h */
struct uuid_t
/* pg_uuid_t is declared to be struct pg_uuid_t in uuid.h */
struct pg_uuid_t
{
char data[UUID_LEN];
};
static void uuid_data_from_string(const char *source, unsigned char *data);
static void string_from_uuid_data(const char *fmt, const char *data, char *uuid_str);
static void string_to_uuid(const char *source, pg_uuid_t *uuid);
static void uuid_to_string(const char *fmt, const pg_uuid_t *uuid,
char *uuid_str);
static bool parse_uuid_string(const char *fmt, const char *chk_fmt,
const char *source, unsigned char *data);
const char *source, char *data);
static bool is_valid_format(const char *source, const char *fmt);
static int32 uuid_internal_cmp(uuid_t *arg1, uuid_t *arg2);
static int uuid_internal_cmp(const pg_uuid_t *arg1, const pg_uuid_t *arg2);
Datum
uuid_in(PG_FUNCTION_ARGS)
{
char *uuid_str = PG_GETARG_CSTRING(0);
uuid_t *uuid;
uint8 data[UUID_LEN];
pg_uuid_t *uuid;
uuid_data_from_string(uuid_str, data);
uuid = (uuid_t *) palloc(sizeof(uuid_t));
memcpy(uuid->data, data, UUID_LEN);
uuid = (pg_uuid_t *) palloc(sizeof(*uuid));
string_to_uuid(uuid_str, uuid);
PG_RETURN_UUID_P(uuid);
}
Datum
uuid_out(PG_FUNCTION_ARGS)
{
uuid_t *uuid = (uuid_t *) PG_GETARG_POINTER(0);
pg_uuid_t *uuid = PG_GETARG_UUID_P(0);
char *uuid_str;
uuid_str = (char *) palloc(PRINT_SIZE);
string_from_uuid_data(UUID_FMT1, uuid->data, uuid_str);
uuid_to_string(UUID_FMT1, uuid, uuid_str);
PG_RETURN_CSTRING(uuid_str);
}
/* string to uuid convertor by various format types */
static void
uuid_data_from_string(const char *source, unsigned char *data)
string_to_uuid(const char *source, pg_uuid_t *uuid)
{
if (!parse_uuid_string(UUID_FMT1, UUID_CHK_FMT1, source, data) &&
!parse_uuid_string(UUID_FMT2, UUID_CHK_FMT2, source, data) &&
!parse_uuid_string(UUID_FMT3, UUID_CHK_FMT3, source, data))
if (!parse_uuid_string(UUID_FMT1, UUID_CHK_FMT1, source, uuid->data) &&
!parse_uuid_string(UUID_FMT2, UUID_CHK_FMT2, source, uuid->data) &&
!parse_uuid_string(UUID_FMT3, UUID_CHK_FMT3, source, uuid->data))
{
ereport(ERROR,
(errcode(ERRCODE_INVALID_TEXT_REPRESENTATION),
......@@ -126,7 +125,7 @@ is_valid_format(const char *source, const char *fmt)
/* parse the uuid string to a format and return true if okay */
static bool
parse_uuid_string(const char *fmt, const char *chk_fmt,
const char *source, unsigned char *data)
const char *source, char *data)
{
int result = sscanf(source, fmt,
&data[0], &data[1], &data[2], &data[3], &data[4],
......@@ -139,8 +138,9 @@ parse_uuid_string(const char *fmt, const char *chk_fmt,
/* create a string representation of the uuid */
static void
string_from_uuid_data(const char *fmt, const char *data, char *uuid_str)
uuid_to_string(const char *fmt, const pg_uuid_t *uuid, char *uuid_str)
{
const char *data = uuid->data;
snprintf(uuid_str, PRINT_SIZE, fmt,
data[0], data[1], data[2], data[3], data[4],
data[5], data[6], data[7], data[8], data[9],
......@@ -152,9 +152,9 @@ Datum
uuid_recv(PG_FUNCTION_ARGS)
{
StringInfo buffer = (StringInfo) PG_GETARG_POINTER(0);
uuid_t *uuid;
pg_uuid_t *uuid;
uuid = (uuid_t *) palloc(UUID_LEN);
uuid = (pg_uuid_t *) palloc(UUID_LEN);
memcpy(uuid->data, pq_getmsgbytes(buffer, UUID_LEN), UUID_LEN);
PG_RETURN_POINTER(uuid);
}
......@@ -162,7 +162,7 @@ uuid_recv(PG_FUNCTION_ARGS)
Datum
uuid_send(PG_FUNCTION_ARGS)
{
uuid_t *uuid = PG_GETARG_UUID_P(0);
pg_uuid_t *uuid = PG_GETARG_UUID_P(0);
StringInfoData buffer;
pq_begintypsend(&buffer);
......@@ -171,8 +171,8 @@ uuid_send(PG_FUNCTION_ARGS)
}
/* internal uuid compare function */
static int32
uuid_internal_cmp(uuid_t *arg1, uuid_t *arg2)
static int
uuid_internal_cmp(const pg_uuid_t *arg1, const pg_uuid_t *arg2)
{
return memcmp(arg1->data, arg2->data, UUID_LEN);
}
......@@ -180,8 +180,8 @@ uuid_internal_cmp(uuid_t *arg1, uuid_t *arg2)
Datum
uuid_lt(PG_FUNCTION_ARGS)
{
uuid_t *arg1 = PG_GETARG_UUID_P(0);
uuid_t *arg2 = PG_GETARG_UUID_P(1);
pg_uuid_t *arg1 = PG_GETARG_UUID_P(0);
pg_uuid_t *arg2 = PG_GETARG_UUID_P(1);
PG_RETURN_BOOL(uuid_internal_cmp(arg1, arg2) < 0);
}
......@@ -189,8 +189,8 @@ uuid_lt(PG_FUNCTION_ARGS)
Datum
uuid_le(PG_FUNCTION_ARGS)
{
uuid_t *arg1 = PG_GETARG_UUID_P(0);
uuid_t *arg2 = PG_GETARG_UUID_P(1);
pg_uuid_t *arg1 = PG_GETARG_UUID_P(0);
pg_uuid_t *arg2 = PG_GETARG_UUID_P(1);
PG_RETURN_BOOL(uuid_internal_cmp(arg1, arg2) <= 0);
}
......@@ -198,8 +198,8 @@ uuid_le(PG_FUNCTION_ARGS)
Datum
uuid_eq(PG_FUNCTION_ARGS)
{
uuid_t *arg1 = PG_GETARG_UUID_P(0);
uuid_t *arg2 = PG_GETARG_UUID_P(1);
pg_uuid_t *arg1 = PG_GETARG_UUID_P(0);
pg_uuid_t *arg2 = PG_GETARG_UUID_P(1);
PG_RETURN_BOOL(uuid_internal_cmp(arg1, arg2) == 0);
}
......@@ -207,8 +207,8 @@ uuid_eq(PG_FUNCTION_ARGS)
Datum
uuid_ge(PG_FUNCTION_ARGS)
{
uuid_t *arg1 = PG_GETARG_UUID_P(0);
uuid_t *arg2 = PG_GETARG_UUID_P(1);
pg_uuid_t *arg1 = PG_GETARG_UUID_P(0);
pg_uuid_t *arg2 = PG_GETARG_UUID_P(1);
PG_RETURN_BOOL(uuid_internal_cmp(arg1, arg2) >= 0);
}
......@@ -216,8 +216,8 @@ uuid_ge(PG_FUNCTION_ARGS)
Datum
uuid_gt(PG_FUNCTION_ARGS)
{
uuid_t *arg1 = PG_GETARG_UUID_P(0);
uuid_t *arg2 = PG_GETARG_UUID_P(1);
pg_uuid_t *arg1 = PG_GETARG_UUID_P(0);
pg_uuid_t *arg2 = PG_GETARG_UUID_P(1);
PG_RETURN_BOOL(uuid_internal_cmp(arg1, arg2) > 0);
}
......@@ -225,8 +225,8 @@ uuid_gt(PG_FUNCTION_ARGS)
Datum
uuid_ne(PG_FUNCTION_ARGS)
{
uuid_t *arg1 = PG_GETARG_UUID_P(0);
uuid_t *arg2 = PG_GETARG_UUID_P(1);
pg_uuid_t *arg1 = PG_GETARG_UUID_P(0);
pg_uuid_t *arg2 = PG_GETARG_UUID_P(1);
PG_RETURN_BOOL(uuid_internal_cmp(arg1, arg2) != 0);
}
......@@ -235,8 +235,8 @@ uuid_ne(PG_FUNCTION_ARGS)
Datum
uuid_cmp(PG_FUNCTION_ARGS)
{
uuid_t *arg1 = PG_GETARG_UUID_P(0);
uuid_t *arg2 = PG_GETARG_UUID_P(1);
pg_uuid_t *arg1 = PG_GETARG_UUID_P(0);
pg_uuid_t *arg2 = PG_GETARG_UUID_P(1);
PG_RETURN_INT32(uuid_internal_cmp(arg1, arg2));
}
......@@ -245,8 +245,8 @@ uuid_cmp(PG_FUNCTION_ARGS)
Datum
uuid_hash(PG_FUNCTION_ARGS)
{
uuid_t *key = PG_GETARG_UUID_P(0);
return hash_any((unsigned char *) key, sizeof(uuid_t));
pg_uuid_t *key = PG_GETARG_UUID_P(0);
return hash_any((unsigned char *) key, sizeof(pg_uuid_t));
}
/* cast text to uuid */
......@@ -272,8 +272,8 @@ text_uuid(PG_FUNCTION_ARGS)
Datum
uuid_text(PG_FUNCTION_ARGS)
{
uuid_t *uuid = PG_GETARG_UUID_P(0);
Datum uuid_str = DirectFunctionCall1(uuid_out, UUIDPGetDatum(uuid));
pg_uuid_t *uuid = PG_GETARG_UUID_P(0);
Datum uuid_str = DirectFunctionCall1(uuid_out, UUIDPGetDatum(uuid));
PG_RETURN_DATUM(DirectFunctionCall1(textin, uuid_str));
}
src/include/utils/uuid.h
View file @ 74a1a2b8
/*-------------------------------------------------------------------------
*
* uuid.h
* Header file for the "uuid" data type.
* Header file for the "uuid" ADT. In C, we use the name pg_uuid_t,
* to avoid conflicts with any uuid_t type that might be defined by
* the system headers.
*
* Copyright (c) 2007, PostgreSQL Global Development Group
*
* $PostgreSQL: pgsql/src/include/utils/uuid.h,v 1.1 2007/01/28 16:16:54 neilc Exp $
* $PostgreSQL: pgsql/src/include/utils/uuid.h,v 1.2 2007/01/28 20:25:38 neilc Exp $
*
*-------------------------------------------------------------------------
*/
......@@ -16,12 +18,12 @@
#define UUID_LEN 16
/* opaque struct; defined in uuid.c */
typedef struct uuid_t uuid_t;
typedef struct pg_uuid_t pg_uuid_t;
/* fmgr interface macros */
#define UUIDPGetDatum(X) PointerGetDatum(X)
#define PG_RETURN_UUID_P(X) return UUIDPGetDatum(X)
#define DatumGetUUIDP(X) ((uuid_t *) DatumGetPointer(X))
#define DatumGetUUIDP(X) ((pg_uuid_t *) DatumGetPointer(X))
#define PG_GETARG_UUID_P(X) DatumGetUUIDP(PG_GETARG_DATUM(X))
#endif /* UUID_H */
Markdown is supported
0% or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment