c447e5cf15
See script directory for method. The script to run in the top level MaxScale directory is called maxscale-uncrustify.sh, which uses another script, list-src, from the same directory (so you need to set your PATH). The uncrustify version was 0.66.
131 lines
3.2 KiB
C
131 lines
3.2 KiB
C
/*
|
|
* Copyright (c) 2016 MariaDB Corporation Ab
|
|
*
|
|
* Use of this software is governed by the Business Source License included
|
|
* in the LICENSE.TXT file and at www.mariadb.com/bsl11.
|
|
*
|
|
* Change Date: 2022-01-01
|
|
*
|
|
* On the date above, in accordance with the Business Source License, use
|
|
* of this software will be governed by version 2 or later of the General
|
|
* Public License.
|
|
*/
|
|
|
|
#include <stdlib.h>
|
|
#include <string.h>
|
|
#include <stdbool.h>
|
|
#include "maxavro_internal.h"
|
|
#include <maxscale/log.h>
|
|
#include <errno.h>
|
|
|
|
/**
|
|
* @file maxavro_write.c - Avro value writing
|
|
*
|
|
* Currently these functions aren't in use
|
|
*/
|
|
|
|
/**
|
|
* @brief Encode an integer value in Avro format
|
|
* @param buffer Buffer where the encoded value is stored
|
|
* @param val Value to encode
|
|
* @return Number of bytes encoded
|
|
*/
|
|
uint64_t maxavro_encode_integer(uint8_t* buffer, uint64_t val)
|
|
{
|
|
uint64_t encval = encode_long(val);
|
|
uint8_t nbytes = 0;
|
|
|
|
while (more_bytes(encval))
|
|
{
|
|
buffer[nbytes++] = 0x80 | (0x7f & encval);
|
|
encval >>= 7;
|
|
}
|
|
|
|
buffer[nbytes++] = encval;
|
|
return nbytes;
|
|
}
|
|
|
|
bool maxavro_write_integer(FILE* file, uint64_t val)
|
|
{
|
|
uint8_t buffer[MAX_INTEGER_SIZE];
|
|
uint8_t nbytes = maxavro_encode_integer(buffer, val);
|
|
return fwrite(buffer, 1, nbytes, file) == nbytes;
|
|
}
|
|
|
|
|
|
/**
|
|
* @brief Encode a string in Avro format
|
|
*
|
|
* @param dest Destination buffer where the string is stored
|
|
* @param str Null-terminated string to store
|
|
* @return number of bytes stored
|
|
*/
|
|
uint64_t maxavro_encode_string(uint8_t* dest, const char* str)
|
|
{
|
|
uint64_t slen = strlen(str);
|
|
uint64_t ilen = maxavro_encode_integer(dest, slen);
|
|
memcpy(dest, str, slen);
|
|
return slen + ilen;
|
|
}
|
|
|
|
bool maxavro_write_string(FILE* file, const char* str)
|
|
{
|
|
uint64_t len = strlen(str);
|
|
return maxavro_write_integer(file, len) && fwrite(str, 1, len, file) == len;
|
|
}
|
|
|
|
/**
|
|
* @brief Encode a float value in Avro format
|
|
* @param buffer Buffer where the encoded value is stored
|
|
* @param val Value to encode
|
|
* @return Number of bytes encoded
|
|
*/
|
|
uint64_t maxavro_encode_float(uint8_t* dest, float val)
|
|
{
|
|
memcpy(dest, &val, sizeof(val));
|
|
return sizeof(val);
|
|
}
|
|
|
|
bool maxavro_write_float(FILE* file, float val)
|
|
{
|
|
return fwrite(&val, 1, sizeof(val), file) == sizeof(val);
|
|
}
|
|
|
|
/**
|
|
* @brief Encode a double value in Avro format
|
|
* @param buffer Buffer where the encoded value is stored
|
|
* @param val Value to encode
|
|
* @return Number of bytes encoded
|
|
*/
|
|
uint64_t maxavro_encode_double(uint8_t* dest, double val)
|
|
{
|
|
memcpy(dest, &val, sizeof(val));
|
|
return sizeof(val);
|
|
}
|
|
|
|
bool maxavro_write_double(FILE* file, double val)
|
|
{
|
|
return fwrite(&val, 1, sizeof(val), file) == sizeof(val);
|
|
}
|
|
|
|
MAXAVRO_MAP* avro_map_start()
|
|
{
|
|
return (MAXAVRO_MAP*)calloc(1, sizeof(MAXAVRO_MAP));
|
|
}
|
|
|
|
uint64_t avro_map_encode(uint8_t* dest, MAXAVRO_MAP* map)
|
|
{
|
|
uint64_t len = maxavro_encode_integer(dest, map->blocks);
|
|
|
|
while (map)
|
|
{
|
|
len += maxavro_encode_string(dest, map->key);
|
|
len += maxavro_encode_string(dest, map->value);
|
|
map = map->next;
|
|
}
|
|
|
|
/** Maps end with an empty block i.e. a zero integer value */
|
|
len += maxavro_encode_integer(dest, 0);
|
|
return len;
|
|
}
|