db_id.c File Reference

Functions for parsing a database URL and work with db identifier. More...

#include "db_id.h"
#include "../dprint.h"
#include "../mem/mem.h"
#include "../ut.h"
#include <stdlib.h>
#include <string.h>

Include dependency graph for db_id.c:

Go to the source code of this file.

Defines
#define	SHORTEST_DB_URL   "s://a/b"
#define	SHORTEST_DB_URL_LEN   (sizeof(SHORTEST_DB_URL) - 1)
Functions
unsigned char	cmp_db_id (const struct db_id *id1, const struct db_id *id2)
static int	dupl_string (char **dst, const char *begin, const char *end)
void	free_db_id (struct db_id *id)
struct db_id *	new_db_id (const str *url)
static int	parse_db_url (struct db_id *id, const str *url)

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Detailed Description

Functions for parsing a database URL and work with db identifier.

Definition in file db_id.c.

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Define Documentation

#define SHORTEST_DB_URL   "s://a/b"

#define SHORTEST_DB_URL_LEN   (sizeof(SHORTEST_DB_URL) - 1)

Referenced by parse_db_url().

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Function Documentation

unsigned char cmp_db_id	(	const struct db_id *	id1,
		const struct db_id *	id2
	)

Compare two connection identifiers

Parameters:

	id1	first identifier
	id2	second identifier

Returns:

one if both are equal, zero otherwise

Definition at line 259 of file db_id.c.

References db_id::database, db_id::host, db_id::password, db_id::port, db_id::scheme, and db_id::username.

Referenced by pool_get().

static int dupl_string	(	char **	dst,
		const char *	begin,
		const char *	end
	)			[static]

Duplicate a string

Parameters:

	dst	destination
	begin	start of the string
	end	end of the string

Definition at line 44 of file db_id.c.

References NULL, pkg_free, and pkg_malloc.

Referenced by parse_db_url().

void free_db_id

(

struct db_id *

id

)

Free a connection identifier

Parameters:

id

identifier

Definition at line 285 of file db_id.c.

References db_id::database, db_id::host, db_id::password, pkg_free, db_id::scheme, and db_id::username.

Referenced by db_do_init(), db_mysql_free_connection(), db_oracle_free_connection(), and db_postgres_free_connection().

struct db_id* new_db_id

(

const str *

url

)

[read]

Create a new connection identifier

Parameters:

url

database URL

Returns:

connection identifier, or zero on error

Definition at line 224 of file db_id.c.

References _str::len, LM_ERR, parse_db_url(), pkg_free, pkg_malloc, and _str::s.

Referenced by db_do_init().

static int parse_db_url	(	struct db_id *	id,
		const str *	url
	)			[static]

Parse a database URL of form scheme://[username[:password]@]hostname[:port]/database

Parameters:

	id	filled id struct
	url	parsed URL

Returns:

0 if parsing was successful and -1 otherwise

Definition at line 67 of file db_id.c.

References db_id::database, dupl_string(), db_id::host, _str::len, len, db_id::password, pkg_free, _str::s, db_id::scheme, SHORTEST_DB_URL_LEN, str2s(), and db_id::username.

Referenced by new_db_id().