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PoC of video frames encryption using AES-CTR #1096

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PoC of video frames encryption using AES-CTR #1096

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84 changes: 84 additions & 0 deletions config/tx-rx-encryption.json
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Original file line number Diff line number Diff line change
@@ -0,0 +1,84 @@
{
"tx_no_chain": false,
"interfaces": [
{
"name": "0000:4b:01.0",
"ip": "192.168.17.101"
},
{
"name": "0000:4b:01.1",
"ip": "192.168.17.102"
}
],
"tx_sessions": [
{
"dip": [
"192.168.17.102"
],
"interface": [
0
],
"video": [],
"st20p": [
{
"replicas": 1,
"start_port": 20000,
"payload_type": 112,
"width": 1920,
"height": 1080,
"fps": "p25",
"interlaced": false,
"device": "AUTO",
"pacing": "gap",
"packing": "BPM",
"input_format": "YUV422RFC4175PG2BE10",
"transport_format": "YUV_422_10bit",
"st20p_url": "/tmp/yuv422p10be.yuv",
"display": false,
"enable_rtcp": false
}
],
"st22p": [],
"st30p": [],
"audio": [],
"ancillary": [],
"fastmetadata": []
}
],
"rx_sessions": [
{
"ip": [
"192.168.17.101"
],
"interface": [
1
],
"video": [],
"st20p": [
{
"replicas": 1,
"start_port": 20000,
"payload_type": 112,
"width": 1920,
"height": 1080,
"fps": "p25",
"interlaced": false,
"device": "AUTO",
"pacing": "gap",
"packing": "BPM",
"output_format": "YUV422RFC4175PG2BE10",
"transport_format": "YUV_422_10bit",
"measure_latency": false,
"display": false,
"enable_rtcp": false,
"st20p_url": "/tmp/out.yuv"
}
],
"st22p": [],
"st30p": [],
"audio": [],
"ancillary": [],
"fastmetadata": []
}
]
}
4 changes: 3 additions & 1 deletion tests/tools/RxTxApp/meson.build
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Original file line number Diff line number Diff line change
Expand Up @@ -24,6 +24,8 @@ libm = cc.find_library('m', required : true)
libpthread = cc.find_library('pthread', required : true)
libjson_c = dependency('json-c', required : true)
libpcap = dependency('pcap', required: true)
libIPSec_MB = cc.find_library('IPSec_MB', required: true)


libsdl2 = dependency('sdl2', required: false)
if libsdl2.found()
Expand Down Expand Up @@ -90,5 +92,5 @@ executable('RxTxApp', sources,
c_args : app_c_args,
link_args: app_ld_args,
# asan should be always the first dep
dependencies: [asan_dep, mtl, libjson_c, libpcap, libsdl2, libsdl2_ttf, libm, libpthread, ws2_32_dep, mman_dep, libopenssl]
dependencies: [asan_dep, mtl, libjson_c, libpcap, libsdl2, libsdl2_ttf, libm, libpthread, ws2_32_dep, mman_dep, libopenssl, libIPSec_MB]
)
2 changes: 2 additions & 0 deletions tests/tools/RxTxApp/src/app_base.h
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Original file line number Diff line number Diff line change
Expand Up @@ -558,6 +558,8 @@ struct st_app_rx_st20p_session {

bool measure_latency;
uint64_t stat_latency_us_sum;

void* tmp_framebuff;
};

struct st_app_tx_st30p_session {
Expand Down
56 changes: 55 additions & 1 deletion tests/tools/RxTxApp/src/rx_st20p_app.c
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Original file line number Diff line number Diff line change
Expand Up @@ -4,13 +4,54 @@

#include "rx_st20p_app.h"

#include <intel-ipsec-mb.h>

static IMB_MGR* mgr;

static uint8_t cipher_key[16] = {0};
static uint8_t cipher_iv[16] = {0};
DECLARE_ALIGNED(static uint32_t exp_enc_key[4 * 15], 16);
DECLARE_ALIGNED(static uint32_t exp_dec_key[4 * 15], 16);
static IMB_JOB* job;

static void app_rx_st20p_consume_frame(struct st_app_rx_st20p_session* s,
struct st_frame* frame) {
struct st_display* d = s->display;
int idx = s->idx;

if (s->st20p_destination_file) {
if (!fwrite(frame->addr[0], 1, s->st20p_frame_size, s->st20p_destination_file)) {
job = IMB_GET_NEXT_JOB(mgr);
job->src = frame->addr[0];
job->dst = s->tmp_framebuff;
job->cipher_mode = IMB_CIPHER_CNTR;
job->hash_alg = IMB_AUTH_NULL;
job->enc_keys = exp_enc_key;
job->dec_keys = exp_dec_key;
job->iv = cipher_iv;
job->cipher_direction = IMB_DIR_DECRYPT;
job->chain_order = IMB_ORDER_HASH_CIPHER;
job->key_len_in_bytes = 16;
job->iv_len_in_bytes = 16;
job->cipher_start_src_offset_in_bytes = 0;
job->msg_len_to_cipher_in_bytes = s->st20p_frame_size;
job = IMB_SUBMIT_JOB(mgr);
if (job == NULL) {
const int err = imb_get_errno(mgr);
printf(
"%d Unexpected null return from submit job()\n"
"\t Error code %d, %s\n",
__LINE__, err, imb_get_strerror(err));
exit(1);
}
if (job->status != IMB_STATUS_COMPLETED) {
const int err = imb_get_errno(mgr);
printf(
"%d Wrong job status\n"
"\t Error code %d, %s\n",
__LINE__, err, imb_get_strerror(err));
}

if (!fwrite(s->tmp_framebuff, 1, s->st20p_frame_size, s->st20p_destination_file)) {
err("%s(%d), failed to write frame to file %s\n", __func__, idx,
s->st20p_destination_url);
}
Expand Down Expand Up @@ -57,6 +98,10 @@ static void* app_rx_st20p_frame_thread(void* arg) {
uint8_t shas[SHA256_DIGEST_LENGTH];
int idx = s->idx;

mgr = alloc_mb_mgr(0);
init_mb_mgr_auto(mgr, NULL);
IMB_AES_KEYEXP_128(mgr, cipher_key, exp_enc_key, exp_dec_key);

info("%s(%d), start\n", __func__, s->idx);
while (!s->st20p_app_thread_stop) {
frame = st20p_rx_get_frame(s->handle);
Expand Down Expand Up @@ -103,6 +148,8 @@ static void* app_rx_st20p_frame_thread(void* arg) {
}
info("%s(%d), stop\n", __func__, s->idx);

free_mb_mgr(mgr);

return NULL;
}

Expand Down Expand Up @@ -286,6 +333,12 @@ static int app_rx_st20p_init(struct st_app_context* ctx,
s->handle = handle;

s->st20p_frame_size = st20p_rx_frame_size(handle);
s->tmp_framebuff = malloc(s->st20p_frame_size);
if (!s->tmp_framebuff) {
err("%s(%d), failed to allocate tmp frame buffer\n", __func__, idx);
app_rx_st20p_uinit(s);
return -ENOMEM;
}

ret = app_rx_st20p_init_frame_thread(s);
if (ret < 0) {
Expand Down Expand Up @@ -374,6 +427,7 @@ int st_app_rx_st20p_sessions_uinit(struct st_app_context* ctx) {
for (i = 0; i < ctx->rx_st20p_session_cnt; i++) {
s = &ctx->rx_st20p_sessions[i];
app_rx_st20p_uinit(s);
free(s->tmp_framebuff);
}
st_app_free(ctx->rx_st20p_sessions);

Expand Down
49 changes: 48 additions & 1 deletion tests/tools/RxTxApp/src/tx_st20p_app.c
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Original file line number Diff line number Diff line change
Expand Up @@ -4,6 +4,16 @@

#include "tx_st20p_app.h"

#include <intel-ipsec-mb.h>

static IMB_MGR* mgr;

static uint8_t cipher_key[16] = {0};
static uint8_t cipher_iv[16] = {0};
DECLARE_ALIGNED(static uint32_t exp_enc_key[4 * 15], 16);
DECLARE_ALIGNED(static uint32_t exp_dec_key[4 * 15], 16);
static IMB_JOB* job;

static void app_tx_st20p_display_frame(struct st_app_tx_st20p_session* s,
struct st_frame* frame) {
struct st_display* d = s->display;
Expand Down Expand Up @@ -46,7 +56,38 @@ static void app_tx_st20p_build_frame(struct st_app_tx_st20p_session* s,
uint8_t* src = s->st20p_frame_cursor;

if (!s->ctx->tx_copy_once || !s->st20p_frames_copied) {
mtl_memcpy(frame->addr[0], src, frame_size);
// mtl_memcpy(frame->addr[0], src, frame_size);
job = IMB_GET_NEXT_JOB(mgr);
job->src = src;
job->dst = frame->addr[0];
job->cipher_mode = IMB_CIPHER_CNTR;
job->hash_alg = IMB_AUTH_NULL;
job->enc_keys = exp_enc_key;
job->dec_keys = exp_dec_key;
job->iv = cipher_iv;
job->cipher_direction = IMB_DIR_ENCRYPT;
job->chain_order = IMB_ORDER_CIPHER_HASH;
job->key_len_in_bytes = 16;
job->iv_len_in_bytes = 16;
job->cipher_start_src_offset_in_bytes = 0;
job->msg_len_to_cipher_in_bytes = frame_size;
job = IMB_SUBMIT_JOB(mgr);
if (job == NULL) {
const int err = imb_get_errno(mgr);
printf(
"%d Unexpected null return from submit job()\n"
"\t Error code %d, %s\n",
__LINE__, err, imb_get_strerror(err));
exit(1);
}
if (job->status != IMB_STATUS_COMPLETED) {
const int err = imb_get_errno(mgr);
printf(
"%d Wrong job status\n"
"\t Error code %d, %s\n",
__LINE__, err, imb_get_strerror(err));
exit(1);
}
}
/* point to next frame */
s->st20p_frame_cursor += frame_size;
Expand All @@ -65,6 +106,10 @@ static void* app_tx_st20p_frame_thread(void* arg) {
struct st_frame* frame;
uint8_t shas[SHA256_DIGEST_LENGTH];

mgr = alloc_mb_mgr(0);
init_mb_mgr_auto(mgr, NULL);
IMB_AES_KEYEXP_128(mgr, cipher_key, exp_enc_key, exp_dec_key);

info("%s(%d), start\n", __func__, idx);
while (!s->st20p_app_thread_stop) {
frame = st20p_tx_get_frame(handle);
Expand All @@ -82,6 +127,8 @@ static void* app_tx_st20p_frame_thread(void* arg) {
}
info("%s(%d), stop\n", __func__, idx);

free_mb_mgr(mgr);

return NULL;
}

Expand Down