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/*
* Drizzle Client & Protocol Library
*
* Copyright (C) 2008 Eric Day (eday@oddments.org)
* All rights reserved.
*
* Use and distribution licensed under the BSD license. See
* the COPYING file in this directory for full text.
*/
/**
* @file
* @brief Local Connection Declarations
*/
#ifndef __DRIZZLE_CONN_LOCAL_H
#define __DRIZZLE_CONN_LOCAL_H
#ifdef __cplusplus
extern "C" {
#endif
/**
* @addtogroup drizzle_con_local Local Connection Declarations
* @ingroup drizzle_con
* @{
*/
/**
* Clear address info, freeing structs if needed.
*
* @param[in] con Connection structure previously initialized with
* drizzle_con_create(), drizzle_con_clone(), or related functions.
*/
DRIZZLE_LOCAL
void drizzle_con_reset_addrinfo(drizzle_con_st *con);
/**
* Check if state stack is empty.
*
* @param[in] con Connection structure previously initialized with
* drizzle_con_create(), drizzle_con_clone(), or related functions.
* @return True if empty, false if something is on the stack.
*/
static inline bool drizzle_state_none(drizzle_con_st *con)
{
return con->state_current == 0;
}
/**
* Push a function onto the stack.
*
* @param[in] con Connection structure previously initialized with
* drizzle_con_create(), drizzle_con_clone(), or related functions.
* @param[in] function Function to push.
*/
static inline void drizzle_state_push(drizzle_con_st *con,
drizzle_state_fn *function)
{
/* The maximum stack depth can be determined at compile time, so bump this
constant if needed to avoid the dynamic memory management. */
assert(con->state_current < DRIZZLE_STATE_STACK_SIZE);
con->state_stack[con->state_current]= function;
con->state_current++;
}
/**
* Pop a function off of the stack.
*
* @param[in] con Connection structure previously initialized with
* drizzle_con_create(), drizzle_con_clone(), or related functions.
*/
static inline void drizzle_state_pop(drizzle_con_st *con)
{
con->state_current--;
}
/**
* Reset the stack so it is empty.
*
* @param[in] con Connection structure previously initialized with
* drizzle_con_create(), drizzle_con_clone(), or related functions.
*/
static inline void drizzle_state_reset(drizzle_con_st *con)
{
con->state_current= 0;
}
/** @} */
#ifdef __cplusplus
}
#endif
#endif /* __DRIZZLE_CONN_LOCAL_H */
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