cbs.c File Reference

#include <openssl/buf.h>
#include <openssl/mem.h>
#include <openssl/bytestring.h>
#include <assert.h>
#include <string.h>
#include "internal.h"

Functions
void	CBS_init (CBS *cbs, const uint8_t *data, size_t len)
int	CBS_skip (CBS *cbs, size_t len)
const uint8_t *	CBS_data (const CBS *cbs)
size_t	CBS_len (const CBS *cbs)
int	CBS_stow (const CBS *cbs, uint8_t **out_ptr, size_t *out_len)
int	CBS_strdup (const CBS *cbs, char **out_ptr)
int	CBS_contains_zero_byte (const CBS *cbs)
int	CBS_mem_equal (const CBS *cbs, const uint8_t *data, size_t len)
int	CBS_get_u8 (CBS *cbs, uint8_t *out)
int	CBS_get_u16 (CBS *cbs, uint16_t *out)
int	CBS_get_u24 (CBS *cbs, uint32_t *out)
int	CBS_get_u32 (CBS *cbs, uint32_t *out)
int	CBS_get_last_u8 (CBS *cbs, uint8_t *out)
int	CBS_get_bytes (CBS *cbs, CBS *out, size_t len)
int	CBS_copy_bytes (CBS *cbs, uint8_t *out, size_t len)
int	CBS_get_u8_length_prefixed (CBS *cbs, CBS *out)
int	CBS_get_u16_length_prefixed (CBS *cbs, CBS *out)
int	CBS_get_u24_length_prefixed (CBS *cbs, CBS *out)
int	CBS_get_any_asn1 (CBS *cbs, CBS *out, unsigned *out_tag)
int	CBS_get_any_asn1_element (CBS *cbs, CBS *out, unsigned *out_tag, size_t *out_header_len)
int	CBS_get_any_ber_asn1_element (CBS *cbs, CBS *out, unsigned *out_tag, size_t *out_header_len)
int	CBS_get_asn1 (CBS *cbs, CBS *out, unsigned tag_value)
int	CBS_get_asn1_element (CBS *cbs, CBS *out, unsigned tag_value)
int	CBS_peek_asn1_tag (const CBS *cbs, unsigned tag_value)
int	CBS_get_asn1_uint64 (CBS *cbs, uint64_t *out)
int	CBS_get_optional_asn1 (CBS *cbs, CBS *out, int *out_present, unsigned tag)
int	CBS_get_optional_asn1_octet_string (CBS *cbs, CBS *out, int *out_present, unsigned tag)
int	CBS_get_optional_asn1_uint64 (CBS *cbs, uint64_t *out, unsigned tag, uint64_t default_value)
int	CBS_get_optional_asn1_bool (CBS *cbs, int *out, unsigned tag, int default_value)

Function Documentation

CBS_contains_zero_byte()

int CBS_contains_zero_byte

(

const CBS *

cbs

)

CBS_copy_bytes()

int CBS_copy_bytes	(	CBS *	cbs,
		uint8_t *	out,
		size_t	len
	)

CBS_data()

const uint8_t* CBS_data

(

const CBS *

cbs

)

CBS_get_any_asn1()

int CBS_get_any_asn1	(	CBS *	cbs,
		CBS *	out,
		unsigned *	out_tag
	)

CBS_get_any_asn1_element()

int CBS_get_any_asn1_element	(	CBS *	cbs,
		CBS *	out,
		unsigned *	out_tag,
		size_t *	out_header_len
	)

CBS_get_any_ber_asn1_element()

int CBS_get_any_ber_asn1_element	(	CBS *	cbs,
		CBS *	out,
		unsigned *	out_tag,
		size_t *	out_header_len
	)

CBS_get_asn1()

int CBS_get_asn1	(	CBS *	cbs,
		CBS *	out,
		unsigned	tag_value
	)

CBS_get_asn1_element()

int CBS_get_asn1_element	(	CBS *	cbs,
		CBS *	out,
		unsigned	tag_value
	)

CBS_get_asn1_uint64()

int CBS_get_asn1_uint64	(	CBS *	cbs,
		uint64_t *	out
	)

CBS_get_bytes()

int CBS_get_bytes	(	CBS *	cbs,
		CBS *	out,
		size_t	len
	)

CBS_get_last_u8()

int CBS_get_last_u8	(	CBS *	cbs,
		uint8_t *	out
	)

CBS_get_optional_asn1()

int CBS_get_optional_asn1	(	CBS *	cbs,
		CBS *	out,
		int *	out_present,
		unsigned	tag
	)

CBS_get_optional_asn1_bool()

int CBS_get_optional_asn1_bool	(	CBS *	cbs,
		int *	out,
		unsigned	tag,
		int	default_value
	)

CBS_get_optional_asn1_octet_string()

int CBS_get_optional_asn1_octet_string	(	CBS *	cbs,
		CBS *	out,
		int *	out_present,
		unsigned	tag
	)

CBS_get_optional_asn1_uint64()

int CBS_get_optional_asn1_uint64	(	CBS *	cbs,
		uint64_t *	out,
		unsigned	tag,
		uint64_t	default_value
	)

CBS_get_u16()

int CBS_get_u16	(	CBS *	cbs,
		uint16_t *	out
	)

CBS_get_u16_length_prefixed()

int CBS_get_u16_length_prefixed	(	CBS *	cbs,
		CBS *	out
	)

CBS_get_u24()

int CBS_get_u24	(	CBS *	cbs,
		uint32_t *	out
	)

CBS_get_u24_length_prefixed()

int CBS_get_u24_length_prefixed	(	CBS *	cbs,
		CBS *	out
	)

CBS_get_u32()

int CBS_get_u32	(	CBS *	cbs,
		uint32_t *	out
	)

CBS_get_u8()

int CBS_get_u8	(	CBS *	cbs,
		uint8_t *	out
	)

CBS_get_u8_length_prefixed()

int CBS_get_u8_length_prefixed	(	CBS *	cbs,
		CBS *	out
	)

CBS_init()

void CBS_init	(	CBS *	cbs,
		const uint8_t *	data,
		size_t	len
	)

CBS_len()

size_t CBS_len

(

const CBS *

cbs

)

CBS_mem_equal()

int CBS_mem_equal	(	const CBS *	cbs,
		const uint8_t *	data,
		size_t	len
	)

CBS_peek_asn1_tag()

int CBS_peek_asn1_tag	(	const CBS *	cbs,
		unsigned	tag_value
	)

CBS_skip()

int CBS_skip	(	CBS *	cbs,
		size_t	len
	)

CBS_stow()

int CBS_stow	(	const CBS *	cbs,
		uint8_t **	out_ptr,
		size_t *	out_len
	)

CBS_strdup()

int CBS_strdup	(	const CBS *	cbs,
		char **	out_ptr
	)