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Validating final part of header transfer

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This commit is contained in:
Rodrigo Alfonso 2025-01-19 03:10:16 -03:00
parent 572c584994
commit c2ad57cabe
1 changed files with 13 additions and 7 deletions
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20
lib/LinkCableMultiboot.hpp
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@ -209,7 +209,7 @@ class LinkCableMultiboot {
auto response =
transfer(CONFIRM_CLIENTS | multiBootParameters.client_bit, cancel);
// The client should respond 0x7200.
// The clients should respond 0x7200.
if (!isResponseSameAsValueWithClientBit(
response, multiBootParameters.client_bit, HANDSHAKE_RESPONSE))
return NEEDS_RETRY;
@ -233,22 +233,28 @@ class LinkCableMultiboot {
if (cancel())
return ABORTED;
bool success = isResponseSameAsValueWithClientBit(
response, multiBootParameters.client_bit, remaining << 8);
if (!success)
if (!isResponseSameAsValueWithClientBit(
response, multiBootParameters.client_bit, remaining << 8))
return NEEDS_RETRY;
remaining--;
}
// 6. Send 0x6200, followed by 0x620Y again.
transfer(HANDSHAKE, cancel);
// The clients should respond 0x000Y and 0x720Y.
Response response;
response = transfer(HANDSHAKE, cancel);
if (cancel())
return ABORTED;
transfer(HANDSHAKE | multiBootParameters.client_bit, cancel);
if (!isResponseSameAsValueWithClientBit(response,
multiBootParameters.client_bit, 0))
return NEEDS_RETRY;
response = transfer(HANDSHAKE | multiBootParameters.client_bit, cancel);
if (cancel())
return ABORTED;
if (!isResponseSameAsValueWithClientBit(
response, multiBootParameters.client_bit, HANDSHAKE_RESPONSE))
return NEEDS_RETRY;
return FINISHED;
}