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34 lines
1.0 KiB
Go
34 lines
1.0 KiB
Go
package ffmpeg
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/*
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#include <libavutil/cast5.h>
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*/
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import "C"
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type AVCAST5 C.struct_AVCAST5
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// AvCast5Alloc allocates an AVCAST5 context.
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func AvCast5Alloc() *AVCAST5 {
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return (*AVCAST5)(C.av_cast5_alloc())
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}
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// AvCast5Init initializes an AVCAST5 context.
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func AvCast5Init(ctx *AVCAST5, key *uint8, keyBits int32) int32 {
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return (int32)(C.av_cast5_init((*C.struct_AVCAST5)(ctx),
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(*C.uint8_t)(key), (C.int)(keyBits)))
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}
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// AvCast5Crypt encrypts or decrypts a buffer using a previously initialized context.
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func AvCast5Crypt(ctx *AVCAST5, dst, src *uint8, count, decrypt int32) {
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C.av_cast5_crypt((*C.struct_AVCAST5)(ctx),
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(*C.uint8_t)(dst), (*C.uint8_t)(src),
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(C.int)(count), (C.int)(decrypt))
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}
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// AvCast5Crypt2 encrypts or decrypts a buffer using a previously initialized context.
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func AvCast5Crypt2(ctx *AVCAST5, dst, src *uint8, count int32, iv *uint8, decrypt int32) {
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C.av_cast5_crypt2((*C.struct_AVCAST5)(ctx),
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(*C.uint8_t)(dst), (*C.uint8_t)(src),
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(C.int)(count), (*C.uint8_t)(iv), (C.int)(decrypt))
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}
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