Base64 encode and decode functions

Functions
int	o_base64_encode (const unsigned char *src, size_t len, unsigned char *out, size_t *out_len)
int	o_base64_decode (const unsigned char *src, size_t len, unsigned char *out, size_t *out_len)
int	o_base64url_encode (const unsigned char *src, size_t len, unsigned char *out, size_t *out_len)
int	o_base64url_decode (const unsigned char *src, size_t len, unsigned char *out, size_t *out_len)
int	o_base64url_2_base64 (const unsigned char *src, size_t len, unsigned char *out, size_t *out_len)
int	o_base64_2_base64url (const unsigned char *src, size_t len, unsigned char *out, size_t *out_len)
int	o_base64_encode_alloc (const unsigned char *src, size_t len, struct _o_datum *dat)
int	o_base64_decode_alloc (const unsigned char *src, size_t len, struct _o_datum *dat)
int	o_base64url_encode_alloc (const unsigned char *src, size_t len, struct _o_datum *dat)
int	o_base64url_decode_alloc (const unsigned char *src, size_t len, struct _o_datum *dat)
int	o_base64url_2_base64_alloc (const unsigned char *src, size_t len, struct _o_datum *dat)
int	o_base64_2_base64url_alloc (const unsigned char *src, size_t len, struct _o_datum *dat)

Detailed Description

Function Documentation

o_base64_2_base64url()

int o_base64_2_base64url	(	const unsigned char *	src,
		size_t	len,
		unsigned char *	out,
		size_t *	out_len
	)

o_base64_2_base64url - Convert a base64 url format to base64 format - Does not check if src is a valid base64url

Parameters

src	Data to be decoded
len	Length of the data to be decoded
out	Pointer to output variable
out_len	Pointer to output length variable

Returns

1 on success, 0 on failure

The nul terminator is not included in out_len. out must be at least len+2

o_base64_2_base64url_alloc()

int o_base64_2_base64url_alloc	(	const unsigned char *	src,
		size_t	len,
		struct _o_datum *	dat
	)

o_base64_2_base64url_alloc - Convert a base64 format to base64 url format - allocate data result in a struct _o_datum *

Parameters

src	Data to be decoded
len	Length of the data to be decoded
dat	Pointer to a struct _o_datum * to store result

Returns

1 on success, 0 on failure

dat->data must be o_free'd after use The nul terminator is not included in dat->data.

o_base64_decode()

int o_base64_decode	(	const unsigned char *	src,
		size_t	len,
		unsigned char *	out,
		size_t *	out_len
	)

o_base64_decode - Base64 decode

Parameters

src	Data to be decoded
len	Length of the data to be decoded
out	Pointer to output variable, you might add up to 2 bytes to out length than expected for safety
out_len	Pointer to output length variable

Returns

1 on success, 0 on failure

The nul terminator is not included in out_len.

o_base64_decode_alloc()

int o_base64_decode_alloc	(	const unsigned char *	src,
		size_t	len,
		struct _o_datum *	dat
	)

o_base64_decode_alloc - Base64 decode - allocate data result in a struct _o_datum *

Parameters

src	Data to be decoded
len	Length of the data to be decoded
dat	Pointer to a struct _o_datum * to store result

Returns

1 on success, 0 on failure

dat->data must be o_free'd after use The nul terminator is not included in dat->data.

o_base64_encode()

int o_base64_encode	(	const unsigned char *	src,
		size_t	len,
		unsigned char *	out,
		size_t *	out_len
	)

o_base64_encode - Base64 encode

Parameters

src	Data to be encoded
len	Length of the data to be encoded
out	Pointer to output variable, you might add up to 2 bytes to out length than expected for safety
out_len	Pointer to output length variable

Returns

1 on success, 0 on failure

The nul terminator is not included in out_len.

o_base64_encode_alloc()

int o_base64_encode_alloc	(	const unsigned char *	src,
		size_t	len,
		struct _o_datum *	dat
	)

o_base64_encode_alloc - Base64 encode - allocate data result in a struct _o_datum *

Parameters

src	Data to be encoded
len	Length of the data to be encoded
dat	Pointer to a struct _o_datum * to store result

Returns

1 on success, 0 on failure

dat->data must be o_free'd after use The nul terminator is not included in dat->data.

o_base64url_2_base64()

int o_base64url_2_base64	(	const unsigned char *	src,
		size_t	len,
		unsigned char *	out,
		size_t *	out_len
	)

o_base64url_2_base64 - Convert a base64 url format to base64 format - Does not check if src is a valid base64

Parameters

src	Data to be decoded
len	Length of the data to be decoded
out	Pointer to output variable
out_len	Pointer to output length variable

Returns

1 on success, 0 on failure

The nul terminator is not included in out_len. out must be at least len+2

o_base64url_2_base64_alloc()

int o_base64url_2_base64_alloc	(	const unsigned char *	src,
		size_t	len,
		struct _o_datum *	dat
	)

o_base64url_2_base64_alloc - Convert a base64 url format to base64 format - allocate data result in a struct _o_datum *

Parameters

src	Data to be decoded
len	Length of the data to be decoded
dat	Pointer to a struct _o_datum * to store result

Returns

1 on success, 0 on failure

dat->data must be o_free'd after use The nul terminator is not included in dat->data.

o_base64url_decode()

int o_base64url_decode	(	const unsigned char *	src,
		size_t	len,
		unsigned char *	out,
		size_t *	out_len
	)

o_base64url_decode - Base64 decode (url format)

Parameters

src	Data to be decoded
len	Length of the data to be decoded
out	Pointer to output variable, you might add up to 2 bytes to out length than expected for safety
out_len	Pointer to output length variable

Returns

1 on success, 0 on failure

The nul terminator is not included in out_len.

o_base64url_decode_alloc()

int o_base64url_decode_alloc	(	const unsigned char *	src,
		size_t	len,
		struct _o_datum *	dat
	)

o_base64url_decode_alloc - Base64 decode (url format) - allocate data result in a struct _o_datum *

Parameters

src	Data to be decoded
len	Length of the data to be decoded
dat	Pointer to a struct _o_datum * to store result

Returns

1 on success, 0 on failure

dat->data must be o_free'd after use The nul terminator is not included in dat->data.

o_base64url_encode()

int o_base64url_encode	(	const unsigned char *	src,
		size_t	len,
		unsigned char *	out,
		size_t *	out_len
	)

o_base64url_encode - Base64url encode (url format)

Parameters

src	Data to be encoded
len	Length of the data to be encoded
out	Pointer to output variable, you might add up to 2 bytes to out length than expected for safety
out_len	Pointer to output length variable

Returns

1 on success, 0 on failure

The nul terminator is not included in out_len.

o_base64url_encode_alloc()

int o_base64url_encode_alloc	(	const unsigned char *	src,
		size_t	len,
		struct _o_datum *	dat
	)

o_base64url_encode_alloc - Base64url encode (url format) - allocate data result in a struct _o_datum *

Parameters

src	Data to be encoded
len	Length of the data to be encoded
dat	Pointer to a struct _o_datum * to store result

Returns

1 on success, 0 on failure

dat->data must be o_free'd after use The nul terminator is not included in dat->data.