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jessicacarneiro/aes_cbc_128.ino

Last active March 2, 2018 22:40
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Revisions

  1. jessicacarneiro revised this gist Mar 2, 2018. 1 changed file with 8 additions and 7 deletions.
    15 changes: 8 additions & 7 deletions aes_cbc_128.ino
    View file
    Original file line number Diff line number Diff line change
    @@ -2,7 +2,8 @@ extern "C" {
    #include "../include/relic.h"
    }

    #define KEYSZ 128
    #define KEYSZ 16
    #define CIPHER_TEXT_SZ(PLAINTEXT_SZ) (PLAINTEXT_SZ + BLOCK_SZ - (PLAINTEXT_SZ % BLOCK_SZ))

    #include <string.h>

    @@ -21,8 +22,8 @@ void loop()
    uint8_t key[KEYSZ] = { 1 };
    uint8_t iv[BC_LEN] = { 0 };
    uint8_t input[5] = {'A','l','i','c','e'};
    uint8_t output[KEYSZ];
    int output_sz = KEYSZ;
    uint8_t output[CIPHER_TEXT_SZ(5)];
    int output_sz = CIPHER_TEXT_SZ(5);

    Serial.print("1.Input: ");
    for (int i = 0; i < 5; i++) {
    @@ -31,20 +32,20 @@ void loop()
    }
    Serial.println("\n");

    if (bc_aes_cbc_enc(output, &output_sz, input, 5, key, KEYSZ, iv) == STS_OK)
    if (bc_aes_cbc_enc(output, &output_sz, input, 5, key, KEYSZ*8, iv) == STS_OK)
    Serial.print("2.Success enc\n");
    else
    Serial.print("3.Error enc\n");

    Serial.print("2.Output size in enc is ");
    Serial.println(output_sz);

    uint8_t dec[KEYSZ];
    memset(dec, 0, KEYSZ);
    uint8_t dec[CIPHER_TEXT_SZ(5)];
    memset(dec, 0, CIPHER_TEXT_SZ(5));
    Serial.println();

    int dec_sz = KEYSZ;
    if (bc_aes_cbc_dec(dec, &dec_sz, output, output_sz, key, KEYSZ, iv) == STS_OK)
    if (bc_aes_cbc_dec(dec, &dec_sz, output, output_sz, key, KEYSZ*8, iv) == STS_OK)
    Serial.print("4.Success dec\n");
    else
    Serial.print("4.Error dec\n");
  2. jessicacarneiro revised this gist Nov 1, 2017. 1 changed file with 2 additions and 2 deletions.
    4 changes: 2 additions & 2 deletions aes_cbc_128.ino
    View file
    Original file line number Diff line number Diff line change
    @@ -49,8 +49,8 @@ void loop()
    else
    Serial.print("4.Error dec\n");

    Serial.print("5.Output size in dec is ");
    Serial.println(dec_sz);
    Serial.print("5.Output size in dec is ");
    Serial.println(dec_sz);

    Serial.print("6.Output: ");
    for (int i = 0; i < dec_sz; i++) {
  3. jessicacarneiro revised this gist Nov 1, 2017. 1 changed file with 6 additions and 6 deletions.
    12 changes: 6 additions & 6 deletions aes_cbc_128.ino
    View file
    Original file line number Diff line number Diff line change
    @@ -18,13 +18,13 @@ void setup()

    void loop()
    {
    uint8_t key[KEYSZ] = { 1 };
    uint8_t key[KEYSZ] = { 1 };
    uint8_t iv[BC_LEN] = { 0 };
    uint8_t input[5] = {'A','l','i','c','e'};
    uint8_t output[KEYSZ];
    int output_sz = KEYSZ;

    Serial.print("1.Input: ");
    Serial.print("1.Input: ");
    for (int i = 0; i < 5; i++) {
    Serial.print(input[i], HEX);
    Serial.print(" ");
    @@ -40,8 +40,8 @@ void loop()
    Serial.println(output_sz);

    uint8_t dec[KEYSZ];
    memset(dec, 0, KEYSZ);
    Serial.println();
    memset(dec, 0, KEYSZ);
    Serial.println();

    int dec_sz = KEYSZ;
    if (bc_aes_cbc_dec(dec, &dec_sz, output, output_sz, key, KEYSZ, iv) == STS_OK)
    @@ -57,7 +57,7 @@ void loop()
    Serial.print(dec[i], HEX);
    Serial.print(" ");
    }
    Serial.println("\n");
    Serial.println("\n");

    delay(100);
    delay(100);
    }
  4. jessicacarneiro created this gist Nov 1, 2017.
    63 changes: 63 additions & 0 deletions aes_cbc_128.ino
    View file
    Original file line number Diff line number Diff line change
    @@ -0,0 +1,63 @@
    extern "C" {
    #include "../include/relic.h"
    }

    #define KEYSZ 128

    #include <string.h>

    void setup()
    {
    Serial.begin(115200);
    while (!Serial)
    ; // wait for serial port to connect

    core_init();
    pc_param_set_any();
    }

    void loop()
    {
    uint8_t key[KEYSZ] = { 1 };
    uint8_t iv[BC_LEN] = { 0 };
    uint8_t input[5] = {'A','l','i','c','e'};
    uint8_t output[KEYSZ];
    int output_sz = KEYSZ;

    Serial.print("1.Input: ");
    for (int i = 0; i < 5; i++) {
    Serial.print(input[i], HEX);
    Serial.print(" ");
    }
    Serial.println("\n");

    if (bc_aes_cbc_enc(output, &output_sz, input, 5, key, KEYSZ, iv) == STS_OK)
    Serial.print("2.Success enc\n");
    else
    Serial.print("3.Error enc\n");

    Serial.print("2.Output size in enc is ");
    Serial.println(output_sz);

    uint8_t dec[KEYSZ];
    memset(dec, 0, KEYSZ);
    Serial.println();

    int dec_sz = KEYSZ;
    if (bc_aes_cbc_dec(dec, &dec_sz, output, output_sz, key, KEYSZ, iv) == STS_OK)
    Serial.print("4.Success dec\n");
    else
    Serial.print("4.Error dec\n");

    Serial.print("5.Output size in dec is ");
    Serial.println(dec_sz);

    Serial.print("6.Output: ");
    for (int i = 0; i < dec_sz; i++) {
    Serial.print(dec[i], HEX);
    Serial.print(" ");
    }
    Serial.println("\n");

    delay(100);
    }