crypto.c File Reference

#include "avformat.h"
#include "libavutil/aes.h"
#include "libavutil/avstring.h"
#include "libavutil/opt.h"
#include "internal.h"
#include "url.h"

Go to the source code of this file.

Data Structures
struct	CryptoContext

Macros
#define	MAX_BUFFER_BLOCKS   150
#define	BLOCKSIZE   16
#define	OFFSET(x)   offsetof(CryptoContext, x)
#define	D   AV_OPT_FLAG_DECODING_PARAM

Functions
static int	crypto_open2 (URLContext *h, const char *uri, int flags, AVDictionary **options)
static int	crypto_read (URLContext *h, uint8_t *buf, int size)
static int	crypto_close (URLContext *h)

Variables
static const AVOption	options []
static const AVClass	crypto_class
URLProtocol	ff_crypto_protocol

Macro Definition Documentation

#define MAX_BUFFER_BLOCKS   150

Definition at line 29 of file crypto.c.

#define BLOCKSIZE   16

Definition at line 30 of file crypto.c.

Referenced by crypto_open2(), and crypto_read().

#define OFFSET

(

x

)

offsetof(CryptoContext, x)

Definition at line 47 of file crypto.c.

#define D   AV_OPT_FLAG_DECODING_PARAM

Definition at line 48 of file crypto.c.

Function Documentation

static int crypto_open2 ( URLContext *  h, const char *  uri, int  flags, AVDictionary **  options  )

static

Definition at line 62 of file crypto.c.

static int crypto_read ( URLContext *  h, uint8_t *  buf, int  size  )

static

Definition at line 104 of file crypto.c.

static int crypto_close ( URLContext *  h )

static

Definition at line 153 of file crypto.c.

Variable Documentation

const AVOption options[]

static

Initial value:

= {
    {"key", "AES decryption key", OFFSET(key), AV_OPT_TYPE_BINARY, .flags = D },
    {"iv",  "AES decryption initialization vector", OFFSET(iv), AV_OPT_TYPE_BINARY, .flags = D },
    { NULL }
}

Definition at line 49 of file crypto.c.

const AVClass crypto_class

static

Initial value:

= {
    .class_name     = "crypto",
    .item_name      = av_default_item_name,
    .option         = options,
    .version        = LIBAVUTIL_VERSION_INT,
}

Definition at line 55 of file crypto.c.

URLProtocol ff_crypto_protocol

Initial value:

= {
    .name            = "crypto",
    .url_open2       = crypto_open2,
    .url_read        = crypto_read,
    .url_close       = crypto_close,
    .priv_data_size  = sizeof(CryptoContext),
    .priv_data_class = &crypto_class,
    .flags           = URL_PROTOCOL_FLAG_NESTED_SCHEME,
}

Definition at line 162 of file crypto.c.