Merge commit '8a4f26206d7914eaf2903954ce97cb7686933382'
* commit '8a4f26206d7914eaf2903954ce97cb7686933382': dsputil: remove butterflies_float_interleave. srtp: Move a variable to a local scope srtp: Add tests for the crypto suite with 32/80 bit HMAC Conflicts: libavcodec/x86/dsputil.asm libavcodec/x86/dsputil_mmx.c Merged-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer
commit
2cf9ab6555
@ -2507,18 +2507,6 @@ static void butterflies_float_c(float *av_restrict v1, float *av_restrict v2,
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}
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}
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static void butterflies_float_interleave_c(float *dst, const float *src0,
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const float *src1, int len)
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{
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int i;
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for (i = 0; i < len; i++) {
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float f1 = src0[i];
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float f2 = src1[i];
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dst[2*i ] = f1 + f2;
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dst[2*i + 1] = f1 - f2;
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}
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}
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float ff_scalarproduct_float_c(const float *v1, const float *v2, int len)
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{
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float p = 0.0;
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@ -3004,7 +2992,6 @@ av_cold void ff_dsputil_init(DSPContext* c, AVCodecContext *avctx)
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c->vector_clip_int32 = vector_clip_int32_c;
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c->scalarproduct_float = ff_scalarproduct_float_c;
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c->butterflies_float = butterflies_float_c;
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c->butterflies_float_interleave = butterflies_float_interleave_c;
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c->shrink[0]= av_image_copy_plane;
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c->shrink[1]= ff_shrink22;
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@ -382,23 +382,6 @@ typedef struct DSPContext {
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*/
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void (*butterflies_float)(float *av_restrict v1, float *av_restrict v2, int len);
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/**
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* Calculate the sum and difference of two vectors of floats and interleave
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* results into a separate output vector of floats, with each sum
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* positioned before the corresponding difference.
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*
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* @param dst output vector
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* constraints: 16-byte aligned
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* @param src0 first input vector
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* constraints: 32-byte aligned
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* @param src1 second input vector
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* constraints: 32-byte aligned
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* @param len number of elements in the input
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* constraints: multiple of 8
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*/
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void (*butterflies_float_interleave)(float *dst, const float *src0,
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const float *src1, int len);
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/* (I)DCT */
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void (*fdct)(DCTELEM *block/* align 16*/);
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void (*fdct248)(DCTELEM *block/* align 16*/);
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@ -636,52 +636,6 @@ INIT_YMM avx
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VECTOR_FMUL_ADD
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%endif
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;-----------------------------------------------------------------------------
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; void ff_butterflies_float_interleave(float *dst, const float *src0,
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; const float *src1, int len);
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;-----------------------------------------------------------------------------
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%macro BUTTERFLIES_FLOAT_INTERLEAVE 0
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cglobal butterflies_float_interleave, 4,4,3, dst, src0, src1, len
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%if ARCH_X86_64
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movsxd lenq, lend
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%endif
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test lenq, lenq
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jz .end
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shl lenq, 2
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lea src0q, [src0q + lenq]
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lea src1q, [src1q + lenq]
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lea dstq, [ dstq + 2*lenq]
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neg lenq
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.loop:
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mova m0, [src0q + lenq]
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mova m1, [src1q + lenq]
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subps m2, m0, m1
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addps m0, m0, m1
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unpcklps m1, m0, m2
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unpckhps m0, m0, m2
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%if cpuflag(avx)
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vextractf128 [dstq + 2*lenq ], m1, 0
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vextractf128 [dstq + 2*lenq + 16], m0, 0
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vextractf128 [dstq + 2*lenq + 32], m1, 1
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vextractf128 [dstq + 2*lenq + 48], m0, 1
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%else
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mova [dstq + 2*lenq ], m1
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mova [dstq + 2*lenq + mmsize], m0
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%endif
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add lenq, mmsize
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jl .loop
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.end:
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REP_RET
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%endmacro
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INIT_XMM sse
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BUTTERFLIES_FLOAT_INTERLEAVE
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%if HAVE_AVX_EXTERNAL
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INIT_YMM avx
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BUTTERFLIES_FLOAT_INTERLEAVE
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%endif
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; %1 = aligned/unaligned
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%macro BSWAP_LOOPS 1
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mov r3, r2
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@ -2041,11 +2041,6 @@ void ff_vector_clip_int32_int_sse2(int32_t *dst, const int32_t *src,
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void ff_vector_clip_int32_sse4 (int32_t *dst, const int32_t *src,
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int32_t min, int32_t max, unsigned int len);
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extern void ff_butterflies_float_interleave_sse(float *dst, const float *src0,
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const float *src1, int len);
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extern void ff_butterflies_float_interleave_avx(float *dst, const float *src0,
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const float *src1, int len);
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#define SET_QPEL_FUNCS(PFX, IDX, SIZE, CPU, PREFIX) \
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do { \
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c->PFX ## _pixels_tab[IDX][ 0] = PREFIX ## PFX ## SIZE ## _mc00_ ## CPU; \
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@ -2306,7 +2301,6 @@ static void dsputil_init_sse(DSPContext *c, AVCodecContext *avctx, int mm_flags)
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c->vector_fmul_add = ff_vector_fmul_add_sse;
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c->scalarproduct_float = ff_scalarproduct_float_sse;
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c->butterflies_float_interleave = ff_butterflies_float_interleave_sse;
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#if HAVE_INLINE_ASM && CONFIG_VIDEODSP
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c->gmc = gmc_sse;
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@ -2461,7 +2455,6 @@ static void dsputil_init_avx(DSPContext *c, AVCodecContext *avctx, int mm_flags)
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c->avg_h264_chroma_pixels_tab[0] = ff_avg_h264_chroma_mc8_10_avx;
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}
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}
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c->butterflies_float_interleave = ff_butterflies_float_interleave_avx;
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c->vector_fmul_reverse = ff_vector_fmul_reverse_avx;
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c->vector_fmul_add = ff_vector_fmul_add_avx;
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#endif /* HAVE_AVX_EXTERNAL */
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@ -126,7 +126,7 @@ int ff_srtp_decrypt(struct SRTPContext *s, uint8_t *buf, int *lenptr)
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{
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uint8_t iv[16] = { 0 }, hmac[20];
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int len = *lenptr;
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int ext, av_uninit(seq_largest);
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int av_uninit(seq_largest);
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uint32_t ssrc, av_uninit(roc);
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uint64_t index;
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int rtcp, hmac_size;
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@ -199,7 +199,7 @@ int ff_srtp_decrypt(struct SRTPContext *s, uint8_t *buf, int *lenptr)
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if (!(srtcp_index & 0x80000000))
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return 0;
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} else {
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int csrc;
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int ext, csrc;
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s->seq_initialized = 1;
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s->seq_largest = seq_largest;
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s->roc = roc;
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@ -372,6 +372,29 @@ static const uint8_t rtcp_aes128_32[] = {
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0x5b, 0xd2, 0xa9, 0x9d,
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};
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static const char *aes128_80_32_key = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmn";
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static const uint8_t rtp_aes128_80_32[] = {
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// RTP header
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0x80, 0xe0, 0x12, 0x34, 0x12, 0x34, 0x56, 0x78, 0x12, 0x34, 0x56, 0x78,
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// encrypted payload
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0x62, 0x69, 0x76, 0xca, 0xc5,
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// HMAC
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0xa1, 0xac, 0x1b, 0xb4,
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};
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static const uint8_t rtcp_aes128_80_32[] = {
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// RTCP header
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0x81, 0xc9, 0x00, 0x07, 0x12, 0x34, 0x56, 0x78,
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// encrypted payload
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0xd6, 0xae, 0xc1, 0x58, 0x63, 0x70, 0xc9, 0x88, 0x66, 0x26, 0x1c, 0x53,
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0xff, 0x5d, 0x5d, 0x2b, 0x0f, 0x8c, 0x72, 0x3e, 0xc9, 0x1d, 0x43, 0xf9,
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// RTCP index
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0x80, 0x00, 0x00, 0x05,
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// HMAC
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0x09, 0x16, 0xb4, 0x27, 0x9a, 0xe9, 0x92, 0x26, 0x4e, 0x10,
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};
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static void print_data(const uint8_t *buf, int len)
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{
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int i;
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@ -416,6 +439,7 @@ int main(void)
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{
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static const char *aes128_80_suite = "AES_CM_128_HMAC_SHA1_80";
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static const char *aes128_32_suite = "AES_CM_128_HMAC_SHA1_32";
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static const char *aes128_80_32_suite = "SRTP_AES128_CM_HMAC_SHA1_32";
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static const char *test_key = "abcdefghijklmnopqrstuvwxyz1234567890ABCD";
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uint8_t buf[1500];
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struct SRTPContext srtp = { 0 };
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@ -424,9 +448,11 @@ int main(void)
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len = test_decrypt(&srtp, rtp_aes128_80, sizeof(rtp_aes128_80), buf);
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test_encrypt(buf, len, aes128_80_suite, test_key);
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test_encrypt(buf, len, aes128_32_suite, test_key);
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test_encrypt(buf, len, aes128_80_32_suite, test_key);
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test_decrypt(&srtp, rtcp_aes128_80, sizeof(rtcp_aes128_80), buf);
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test_encrypt(buf, len, aes128_80_suite, test_key);
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test_encrypt(buf, len, aes128_32_suite, test_key);
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test_encrypt(buf, len, aes128_80_32_suite, test_key);
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ff_srtp_free(&srtp);
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memset(&srtp, 0, sizeof(srtp)); // Clear the context
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@ -434,6 +460,12 @@ int main(void)
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test_decrypt(&srtp, rtp_aes128_32, sizeof(rtp_aes128_32), buf);
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test_decrypt(&srtp, rtcp_aes128_32, sizeof(rtcp_aes128_32), buf);
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ff_srtp_free(&srtp);
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memset(&srtp, 0, sizeof(srtp)); // Clear the context
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ff_srtp_set_crypto(&srtp, aes128_80_32_suite, aes128_80_32_key);
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test_decrypt(&srtp, rtp_aes128_80_32, sizeof(rtp_aes128_80_32), buf);
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test_decrypt(&srtp, rtcp_aes128_80_32, sizeof(rtcp_aes128_80_32), buf);
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ff_srtp_free(&srtp);
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return 0;
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}
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#endif /* TEST */
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@ -1,8 +1,12 @@
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80e0123412345678123456780102030405
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Decrypted content matches input
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Decrypted content matches input
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Decrypted content matches input
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81c90007123456788765432100000000000012340000069ec73069ba000001fd
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Decrypted content matches input
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Decrypted content matches input
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Decrypted content matches input
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80e0123412345678123456780102030405
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81c90007123456788765432100000000000012340000069ec73069ba000001fd
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80e0123412345678123456780102030405
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81c90007123456788765432100000000000012340000069ec73069ba000001fd
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