Beispiel #1
0
static void test_UInt32ToStrBase() {
    const size_t max = 32 + 1;
    uint32_t val[] = {0, 1, -1, INT32_MIN, INT32_MAX, 0x01234567, 0x89abcdef};
    int N = sizeof (val) / sizeof (uint32_t);
    int i;
    char str[max];
    char ref[max];
    size_t len;

    // test conversion to decimal numbers
    for (i = 0; i < N; i++) {
        len = SCPI_UInt32ToStrBase(val[i], str, max, 10);
        snprintf(ref, max, "%"PRIu32, val[i]);
        CU_ASSERT(len == strlen(ref));
        CU_ASSERT_STRING_EQUAL(str, ref);
    }

    // test conversion to hexadecimal numbers
    for (i = 0; i < N; i++) {
        len = SCPI_UInt32ToStrBase(val[i], str, max, 16);
        snprintf(ref, max, "%"PRIX32, val[i]);
        CU_ASSERT(len == strlen(ref));
        CU_ASSERT_STRING_EQUAL(str, ref);
    }

    // test conversion to octal numbers
    for (i = 0; i < N; i++) {
        len = SCPI_UInt32ToStrBase(val[i], str, max, 8);
        snprintf(ref, max, "%"PRIo32, val[i]);
        CU_ASSERT(len == strlen(ref));
        CU_ASSERT_STRING_EQUAL(str, ref);
    }

    // test conversion to binary numbers
    len = SCPI_UInt32ToStrBase(0, str, max, 2);
    CU_ASSERT(len == 1);
    CU_ASSERT_STRING_EQUAL(str, "0");

    len = SCPI_UInt32ToStrBase(1, str, max, 2);
    CU_ASSERT(len == 1);
    CU_ASSERT_STRING_EQUAL(str, "1");

    len = SCPI_UInt32ToStrBase(-1, str, max, 2);
    CU_ASSERT(len == 32);
    CU_ASSERT_STRING_EQUAL(str, "11111111111111111111111111111111");

    len = SCPI_UInt32ToStrBase(0x01234567, str, max, 2);
    CU_ASSERT(len == 25);
    CU_ASSERT_STRING_EQUAL(str, "1001000110100010101100111");

    len = SCPI_UInt32ToStrBase(0x89abcdef, str, max, 2);
    CU_ASSERT(len == 32);
    CU_ASSERT_STRING_EQUAL(str, "10001001101010111100110111101111");
}
Beispiel #2
0
/**
 * Write arbitrary block header with length
 * @param context
 * @param len
 * @return
 */
size_t SCPI_ResultArbitraryBlockHeader(scpi_t * context, size_t len) {
    char block_header[12];
    size_t header_len;
    block_header[0] = '#';
    SCPI_UInt32ToStrBase((uint32_t) len, block_header + 2, 10, 10);

    header_len = strlen(block_header + 2);
    block_header[1] = (char) (header_len + '0');

    context->arbitrary_reminding = len;
    return writeData(context, block_header, header_len + 2);
}
Beispiel #3
0
/**
 * Write arbitrary block program data to the result
 * @param context
 * @param data
 * @param len
 * @return
 */
size_t SCPI_ResultArbitraryBlock(scpi_t * context, const char * data, size_t len) {
    size_t result = 0;
    char block_header[12];
    size_t header_len;
    block_header[0] = '#';
    SCPI_UInt32ToStrBase((uint32_t) len, block_header + 2, 10, 10);

    header_len = strlen(block_header + 2);
    block_header[1] = (char)(header_len + '0');

    result += writeData(context, block_header, header_len + 2);
    result += writeData(context, data, len);

    context->output_count++;
    return result;
}