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  • Committer: Monty Taylor
  • Date: 2010-08-12 20:27:32 UTC
  • mto: (1720.1.5 build)
  • mto: This revision was merged to the branch mainline in revision 1722.
  • Revision ID: mordred@inaugust.com-20100812202732-9kzchbkvkyki4n3u
Merged libdrizzle directly into tree.

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