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/*
* Copyright (C) 2009-2020 MongoDB Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include <ruby.h>
#include <stdbool.h>
#include <stdint.h>
#include <stdlib.h>
#include <unistd.h>
#include <time.h>
#include "bson-endian.h"
void
rb_bson_utf8_validate (const char *utf8, /* IN */
size_t utf8_len, /* IN */
bool allow_null, /* IN */
const char *data_type); /* IN */
#define BSON_BYTE_BUFFER_SIZE 1024
#ifndef HOST_NAME_HASH_MAX
#define HOST_NAME_HASH_MAX 256
#endif
/* See the type list in http://bsonspec.org/spec.html. */
#define BSON_TYPE_DOUBLE 1
#define BSON_TYPE_STRING 2
#define BSON_TYPE_DOCUMENT 3
#define BSON_TYPE_ARRAY 4
#define BSON_TYPE_BOOLEAN 8
#define BSON_TYPE_SYMBOL 0x0E
#define BSON_TYPE_INT32 0x10
#define BSON_TYPE_INT64 0x12
typedef struct {
size_t size;
size_t write_position;
size_t read_position;
char buffer[BSON_BYTE_BUFFER_SIZE];
char *b_ptr;
} byte_buffer_t;
#define READ_PTR(byte_buffer_ptr) \
(byte_buffer_ptr->b_ptr + byte_buffer_ptr->read_position)
#define READ_SIZE(byte_buffer_ptr) \
(byte_buffer_ptr->write_position - byte_buffer_ptr->read_position)
#define WRITE_PTR(byte_buffer_ptr) \
(byte_buffer_ptr->b_ptr + byte_buffer_ptr->write_position)
#define ENSURE_BSON_WRITE(buffer_ptr, length) \
{ if (buffer_ptr->write_position + length > buffer_ptr->size) rb_bson_expand_buffer(buffer_ptr, length); }
#define ENSURE_BSON_READ(buffer_ptr, length) \
{ if (buffer_ptr->read_position + length > buffer_ptr->write_position) \
rb_raise(rb_eRangeError, "Attempted to read %zu bytes, but only %zu bytes remain", (size_t)length, READ_SIZE(buffer_ptr)); }
VALUE rb_bson_byte_buffer_allocate(VALUE klass);
VALUE rb_bson_byte_buffer_initialize(int argc, VALUE *argv, VALUE self);
VALUE rb_bson_byte_buffer_length(VALUE self);
VALUE rb_bson_byte_buffer_get_byte(VALUE self);
VALUE rb_bson_byte_buffer_get_bytes(VALUE self, VALUE i);
VALUE rb_bson_byte_buffer_get_cstring(VALUE self);
VALUE rb_bson_byte_buffer_get_decimal128_bytes(VALUE self);
VALUE rb_bson_byte_buffer_get_double(VALUE self);
VALUE rb_bson_byte_buffer_get_int32(VALUE self);
VALUE rb_bson_byte_buffer_get_uint32(VALUE self);
VALUE rb_bson_byte_buffer_get_int64(VALUE self);
VALUE rb_bson_byte_buffer_get_string(VALUE self);
VALUE rb_bson_byte_buffer_get_hash(int argc, VALUE *argv, VALUE self);
VALUE rb_bson_byte_buffer_get_array(int argc, VALUE *argv, VALUE self);
VALUE rb_bson_byte_buffer_put_byte(VALUE self, VALUE byte);
VALUE rb_bson_byte_buffer_put_bytes(VALUE self, VALUE bytes);
VALUE rb_bson_byte_buffer_put_cstring(VALUE self, VALUE string);
VALUE rb_bson_byte_buffer_put_decimal128(VALUE self, VALUE low, VALUE high);
VALUE rb_bson_byte_buffer_put_double(VALUE self, VALUE f);
VALUE rb_bson_byte_buffer_put_int32(VALUE self, VALUE i);
VALUE rb_bson_byte_buffer_put_uint32(VALUE self, VALUE i);
VALUE rb_bson_byte_buffer_put_int64(VALUE self, VALUE i);
VALUE rb_bson_byte_buffer_put_string(VALUE self, VALUE string);
VALUE rb_bson_byte_buffer_put_symbol(VALUE self, VALUE symbol);
VALUE rb_bson_byte_buffer_put_hash(VALUE self, VALUE hash);
VALUE rb_bson_byte_buffer_put_array(VALUE self, VALUE array);
VALUE rb_bson_byte_buffer_read_position(VALUE self);
VALUE rb_bson_byte_buffer_replace_int32(VALUE self, VALUE index, VALUE i);
VALUE rb_bson_byte_buffer_rewind(VALUE self);
VALUE rb_bson_byte_buffer_write_position(VALUE self);
VALUE rb_bson_byte_buffer_to_s(VALUE self);
VALUE rb_bson_object_id_generator_next(int argc, VALUE* args, VALUE self);
VALUE rb_bson_object_id_generator_reset_counter(int argc, VALUE* args, VALUE self);
size_t rb_bson_byte_buffer_memsize(const void *ptr);
void rb_bson_byte_buffer_free(void *ptr);
void rb_bson_expand_buffer(byte_buffer_t* buffer_ptr, size_t length);
void rb_bson_generate_machine_id(VALUE rb_md5_class, char *rb_bson_machine_id);
VALUE pvt_const_get_2(const char *c1, const char *c2);
VALUE pvt_const_get_3(const char *c1, const char *c2, const char *c3);
#define BSON_MODE_DEFAULT 0
#define BSON_MODE_BSON 1
int pvt_get_mode_option(int argc, VALUE *argv);
#define BSON_OBJECT_ID_RANDOM_VALUE_LENGTH ( 5 )
uint8_t* pvt_get_object_id_random_value();
void pvt_init_rand();
void pvt_rand_buf(uint8_t* bytes, int len, int pid);
int pvt_rand();
/**
* The counter for incrementing object ids.
*/
extern uint32_t rb_bson_object_id_counter;
extern VALUE rb_bson_registry;
extern const rb_data_type_t rb_byte_buffer_data_type;
extern VALUE _ref_str, _id_str, _db_str;
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