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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 Row Declarations for Clients
*/
#ifndef __DRIZZLE_ROW_CLIENT_H
#define __DRIZZLE_ROW_CLIENT_H
#ifdef __cplusplus
extern "C" {
#endif
/**
* @addtogroup drizzle_row_client Row Declarations for Clients
* @ingroup drizzle_client_interface
*
* These functions allow you to access rows in a result set. If the result is
* unbuffered, you can read and buffer rows one at a time. If the rows are
* buffered in the result, the drizzle_row_next() and related functions can be
* used.
* @{
*/
/**
* Get next row number for unbuffered results. Use the drizzle_field* functions
* to read individual fields after this function succeeds.
*/
DRIZZLE_API
uint64_t drizzle_row_read(drizzle_result_st *result, drizzle_return_t *ret_ptr);
/**
* Read and buffer one row. The returned row must be freed by the caller with
* drizzle_row_free().
*
* @param[in,out] result pointer to the result structure to read from.
* @param[out] ret_pointer Standard drizzle return value.
* @return the row that was read, or NULL if there are no more rows.
*/
DRIZZLE_API
drizzle_row_t drizzle_row_buffer(drizzle_result_st *result,
drizzle_return_t *ret_ptr);
/**
* Free a row that was buffered with drizzle_row_buffer().
*/
DRIZZLE_API
void drizzle_row_free(drizzle_result_st *result, drizzle_row_t row);
/**
* Get an array of all field sizes for buffered rows.
*/
DRIZZLE_API
size_t *drizzle_row_field_sizes(drizzle_result_st *result);
/**
* Get next buffered row from a fully buffered result.
*/
DRIZZLE_API
drizzle_row_t drizzle_row_next(drizzle_result_st *result);
/**
* Get previous buffered row from a fully buffered result.
*/
DRIZZLE_API
drizzle_row_t drizzle_row_prev(drizzle_result_st *result);
/**
* Seek to the given buffered row in a fully buffered result.
*/
DRIZZLE_API
void drizzle_row_seek(drizzle_result_st *result, uint64_t row);
/**
* Get the given buffered row from a fully buffered result.
*/
DRIZZLE_API
drizzle_row_t drizzle_row_index(drizzle_result_st *result, uint64_t row);
/**
* Get current row number.
*/
DRIZZLE_API
uint64_t drizzle_row_current(drizzle_result_st *result);
/** @} */
#ifdef __cplusplus
}
#endif
#endif /* __DRIZZLE_ROW_CLIENT_H */
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