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Serialize text size on 4 bytes

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This will allow to send text having a size greater than 65535 bytes.
This commit is contained in:
Romain Vimont 2020-06-04 21:42:09 +02:00
commit 245999aec4
10 changed files with 40 additions and 36 deletions
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12
app/tests/test_device_msg_deserialize.c
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@ -8,13 +8,13 @@
static void test_deserialize_clipboard(void) {
const unsigned char input[] = {
DEVICE_MSG_TYPE_CLIPBOARD,
0x00, 0x03, // text length
0x00, 0x00, 0x00, 0x03, // text length
0x41, 0x42, 0x43, // "ABC"
};
struct device_msg msg;
ssize_t r = device_msg_deserialize(input, sizeof(input), &msg);
assert(r == 6);
assert(r == 8);
assert(msg.type == DEVICE_MSG_TYPE_CLIPBOARD);
assert(msg.clipboard.text);
@ -26,10 +26,12 @@ static void test_deserialize_clipboard(void) {
static void test_deserialize_clipboard_big(void) {
unsigned char input[DEVICE_MSG_MAX_SIZE];
input[0] = DEVICE_MSG_TYPE_CLIPBOARD;
input[1] = DEVICE_MSG_TEXT_MAX_LENGTH >> 8; // MSB
input[2] = DEVICE_MSG_TEXT_MAX_LENGTH & 0xff; // LSB
input[1] = (DEVICE_MSG_TEXT_MAX_LENGTH & 0xff000000u) >> 24;
input[2] = (DEVICE_MSG_TEXT_MAX_LENGTH & 0x00ff0000u) >> 16;
input[3] = (DEVICE_MSG_TEXT_MAX_LENGTH & 0x0000ff00u) >> 8;
input[4] = DEVICE_MSG_TEXT_MAX_LENGTH & 0x000000ffu;
memset(input + 3, 'a', DEVICE_MSG_TEXT_MAX_LENGTH);
memset(input + 5, 'a', DEVICE_MSG_TEXT_MAX_LENGTH);
struct device_msg msg;
ssize_t r = device_msg_deserialize(input, sizeof(input), &msg);