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/*
* Copyright (C) 2020 Soleta Networks <info@soleta.eu>
*
* This program is free software: you can redistribute it and/or modify it under
* the terms of the GNU Affero General Public License as published by the
* Free Software Foundation, version 3.
*/
#include "json.h"
#include <stdint.h>
int og_json_parse_string(json_t *element, const char **str)
{
if (json_typeof(element) != JSON_STRING)
return -1;
*str = json_string_value(element);
return 0;
}
int og_json_parse_string_copy(json_t *element, char *str, size_t size)
{
const char *reference_str;
int err = 0;
err = og_json_parse_string(element, &reference_str);
if (err != 0)
return err;
err = snprintf(str, size, "%s", reference_str);
if (err >= size)
return -1;
return 0;
}
int og_json_parse_uint64(json_t *element, uint64_t *integer)
{
if (json_typeof(element) != JSON_INTEGER)
return -1;
*integer = json_integer_value(element);
return 0;
}
int og_json_parse_uint(json_t *element, uint32_t *integer)
{
if (json_typeof(element) != JSON_INTEGER)
return -1;
*integer = json_integer_value(element);
return 0;
}
int og_json_parse_bool(json_t *element, bool *value)
{
if (json_typeof(element) == JSON_TRUE)
*value = true;
else if (json_typeof(element) == JSON_FALSE)
*value = false;
else
return -1;
return 0;
}
int og_json_parse_scope(json_t *element, struct og_scope *scope,
const uint64_t required_flags)
{
uint64_t flags = 0UL;
const char *key;
json_t *value;
int err = 0;
json_object_foreach(element, key, value) {
if (!strcmp(key, "id")) {
err = og_json_parse_uint(value, &scope->id);
flags |= OG_PARAM_SCOPE_ID;
} else if (!strcmp(key, "type")) {
err = og_json_parse_string(value, &scope->type);
flags |= OG_PARAM_SCOPE_TYPE;
} else {
err = -1;
}
if (err < 0)
return err;
}
if (flags != required_flags)
return -1;
return err;
}
int og_json_parse_partition(json_t *element, struct og_partition *part,
uint64_t required_flags)
{
uint64_t flags = 0UL;
const char *key;
json_t *value;
int err = 0;
json_object_foreach(element, key, value) {
if (!strcmp(key, "partition")) {
err = og_json_parse_string(value, &part->number);
flags |= OG_PARAM_PART_NUMBER;
} else if (!strcmp(key, "code")) {
err = og_json_parse_string(value, &part->code);
flags |= OG_PARAM_PART_CODE;
} else if (!strcmp(key, "filesystem")) {
err = og_json_parse_string(value, &part->filesystem);
flags |= OG_PARAM_PART_FILESYSTEM;
} else if (!strcmp(key, "size")) {
err = og_json_parse_string(value, &part->size);
flags |= OG_PARAM_PART_SIZE;
} else if (!strcmp(key, "format")) {
err = og_json_parse_string(value, &part->format);
flags |= OG_PARAM_PART_FORMAT;
} else if (!strcmp(key, "disk")) {
err = og_json_parse_string(value, &part->disk);
flags |= OG_PARAM_PART_DISK;
} else if (!strcmp(key, "os")) {
err = og_json_parse_string(value, &part->os);
flags |= OG_PARAM_PART_OS;
} else if (!strcmp(key, "used_size")) {
err = og_json_parse_string(value, &part->used_size);
flags |= OG_PARAM_PART_USED_SIZE;
}
if (err < 0)
return err;
}
if (flags != required_flags)
return -1;
return err;
}
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