xref: /aosp_15_r20/external/open-dice/src/dice_standalone_main.c (revision 60b67249c2e226f42f35cc6cfe66c6048e0bae6b)
1 // Copyright 2020 Google LLC
2 //
3 // Licensed under the Apache License, Version 2.0 (the "License"); you may not
4 // use this file except in compliance with the License. You may obtain a copy of
5 // the License at
6 //
7 //     https://www.apache.org/licenses/LICENSE-2.0
8 //
9 // Unless required by applicable law or agreed to in writing, software
10 // distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
11 // WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
12 // License for the specific language governing permissions and limitations under
13 // the License.
14 
15 #include <stdint.h>
16 
17 #include "dice/dice.h"
18 #include "dice/utils.h"
19 
DiceHash(void * context,const uint8_t * input,size_t input_size,uint8_t output[DICE_HASH_SIZE])20 DiceResult DiceHash(void* context, const uint8_t* input, size_t input_size,
21                     uint8_t output[DICE_HASH_SIZE]) {
22   (void)context;
23   (void)input;
24   (void)input_size;
25   (void)output;
26   return kDiceResultOk;
27 }
28 
DiceKdf(void * context,size_t length,const uint8_t * ikm,size_t ikm_size,const uint8_t * salt,size_t salt_size,const uint8_t * info,size_t info_size,uint8_t * output)29 DiceResult DiceKdf(void* context, size_t length, const uint8_t* ikm,
30                    size_t ikm_size, const uint8_t* salt, size_t salt_size,
31                    const uint8_t* info, size_t info_size, uint8_t* output) {
32   (void)context;
33   (void)length;
34   (void)ikm;
35   (void)ikm_size;
36   (void)salt;
37   (void)salt_size;
38   (void)info;
39   (void)info_size;
40   (void)output;
41   return kDiceResultOk;
42 }
43 
DiceGenerateCertificate(void * context,const uint8_t subject_private_key_seed[DICE_PRIVATE_KEY_SEED_SIZE],const uint8_t authority_private_key_seed[DICE_PRIVATE_KEY_SEED_SIZE],const DiceInputValues * input_values,size_t certificate_buffer_size,uint8_t * certificate,size_t * certificate_actual_size)44 DiceResult DiceGenerateCertificate(
45     void* context,
46     const uint8_t subject_private_key_seed[DICE_PRIVATE_KEY_SEED_SIZE],
47     const uint8_t authority_private_key_seed[DICE_PRIVATE_KEY_SEED_SIZE],
48     const DiceInputValues* input_values, size_t certificate_buffer_size,
49     uint8_t* certificate, size_t* certificate_actual_size) {
50   (void)context;
51   (void)subject_private_key_seed;
52   (void)authority_private_key_seed;
53   (void)input_values;
54   (void)certificate_buffer_size;
55   (void)certificate;
56   (void)certificate_actual_size;
57   return kDiceResultOk;
58 }
59 
main(int argc,char ** argv)60 int main(int argc, char** argv) {
61   (void)argc;
62   (void)argv;
63   uint8_t cdi_buffer[DICE_CDI_SIZE];
64   uint8_t cert_buffer[2048];
65   size_t cert_size;
66   DiceInputValues input_values = {0};
67   return (int)DiceMainFlow(/*context=*/NULL, cdi_buffer, cdi_buffer,
68                            &input_values, sizeof(cert_buffer), cert_buffer,
69                            &cert_size, cdi_buffer, cdi_buffer);
70 }
71