C++ (Cpp) sol_util_base16_encodeの例

コード例 #1

ファイル: sol-buffer.c プロジェクト: jswalsakshi/soletta

SOL_API int
sol_buffer_insert_as_base16(struct sol_buffer *buf, size_t pos, const struct sol_str_slice slice, bool uppercase)
{
    char *p;
    size_t new_size;
    ssize_t encoded_size, r;
    const size_t nul_size = nul_byte_size(buf);
    int err;

    SOL_NULL_CHECK(buf, -EINVAL);
    SOL_INT_CHECK(pos, > buf->used, -EINVAL);

    if (slice.len == 0)
        return 0;

    if (pos == buf->used)
        return sol_buffer_append_as_base16(buf, slice, uppercase);

    encoded_size = sol_util_base16_calculate_encoded_len(slice);
    if (encoded_size < 0)
        return encoded_size;

    err = sol_util_size_add(buf->used, encoded_size, &new_size);
    if (err < 0)
        return err;

    if (nul_size) {
        err = sol_util_size_add(new_size, nul_size, &new_size);
        if (err < 0)
            return err;
    }

    err = sol_buffer_ensure(buf, new_size);
    if (err < 0)
        return err;

    p = sol_buffer_at(buf, pos);
    memmove(p + encoded_size, p, buf->used - pos);
    r = sol_util_base16_encode(p, encoded_size, slice, uppercase);
    if (r != encoded_size) {
        memmove(p, p + encoded_size, buf->used - pos);
        if (nul_size)
            sol_buffer_ensure_nul_byte(buf);
        if (r < 0)
            return r;
        else
            return -EINVAL;
    }

    buf->used += encoded_size;

    if (nul_size)
        return sol_buffer_ensure_nul_byte(buf);
    return 0;
}

コード例 #2

ファイル: test-util.c プロジェクト: cmarcelo/soletta

static void
test_base16_encode(void)
{
    const char instr[] = "Test \x01\x09\x0a\x0f Hello";
    const char *expstrs[] = {
        "546573742001090a0f2048656c6c6f",
        "546573742001090A0F2048656C6C6F"
    };
    char outstr[(sizeof(instr) - 1) * 2 + 1];
    struct sol_str_slice slice;
    ssize_t r, i;

    slice = sol_str_slice_from_str(instr);

    for (i = 0; i < 2; i++) {

        memset(outstr, 0xff, sizeof(outstr));
        r = sol_util_base16_encode(outstr, sizeof(outstr), slice, !!i);
        ASSERT_INT_EQ(r, strlen(expstrs[i]));
        ASSERT_INT_EQ(outstr[r], (char)0xff);
        outstr[r] = '\0';
        ASSERT_STR_EQ(outstr, expstrs[i]);
    }
}