90 lines
2.6 KiB
C++
90 lines
2.6 KiB
C++
#include "olm/olm.h"
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#include "testing.hh"
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#include <vector>
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struct test_case {
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const char *msghex;
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const char *expected_error;
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};
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const test_case test_cases[] = {
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{ "41776f", "BAD_MESSAGE_FORMAT" },
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{ "7fff6f0101346d671201", "BAD_MESSAGE_FORMAT" },
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{ "ee776f41496f674177804177778041776f6716670a677d6f670a67c2677d", "BAD_MESSAGE_FORMAT" },
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{ "e9e9c9c1e9e9c9e9c9c1e9e9c9c1", "BAD_MESSAGE_FORMAT" },
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};
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const char * session_data =
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"E0p44KO2y2pzp9FIjv0rud2wIvWDi2dx367kP4Fz/9JCMrH+aG369HGymkFtk0+PINTLB9lQRt"
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"ohea5d7G/UXQx3r5y4IWuyh1xaRnojEZQ9a5HRZSNtvmZ9NY1f1gutYa4UtcZcbvczN8b/5Bqg"
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"e16cPUH1v62JKLlhoAJwRkH1wU6fbyOudERg5gdXA971btR+Q2V8GKbVbO5fGKL5phmEPVXyMs"
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"rfjLdzQrgjOTxN8Pf6iuP+WFPvfnR9lDmNCFxJUVAdLIMnLuAdxf1TGcS+zzCzEE8btIZ99mHF"
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"dGvPXeH8qLeNZA";
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void decode_hex(
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const char * input,
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std::uint8_t * output, std::size_t output_length
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) {
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std::uint8_t * end = output + output_length;
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while (output != end) {
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char high = *(input++);
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char low = *(input++);
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if (high >= 'a') high -= 'a' - ('9' + 1);
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if (low >= 'a') low -= 'a' - ('9' + 1);
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uint8_t value = ((high - '0') << 4) | (low - '0');
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*(output++) = value;
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}
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}
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void decrypt_case(int message_type, const test_case * test_case) {
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std::vector<std::uint8_t> session_memory(olm_session_size());
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::OlmSession * session = ::olm_session(session_memory.data());
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std::vector<std::uint8_t> pickled(strlen(session_data));
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::memcpy(pickled.data(), session_data, pickled.size());
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CHECK_NE(
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::olm_error(),
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::olm_unpickle_session(session, "", 0, pickled.data(), pickled.size())
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);
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std::size_t message_length = strlen(test_case->msghex) / 2;
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std::uint8_t * message = (std::uint8_t *) ::malloc(message_length);
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decode_hex(test_case->msghex, message, message_length);
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size_t max_length = olm_decrypt_max_plaintext_length(
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session, message_type, message, message_length
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);
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if (test_case->expected_error) {
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CHECK_EQ(::olm_error(), max_length);
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CHECK_EQ(
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std::string(test_case->expected_error),
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std::string(::olm_session_last_error(session))
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);
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free(message);
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return;
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}
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CHECK_NE(::olm_error(), max_length);
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std::vector<uint8_t> plaintext(max_length);
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decode_hex(test_case->msghex, message, message_length);
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olm_decrypt(
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session, message_type,
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message, message_length,
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plaintext.data(), max_length
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);
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free(message);
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}
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TEST_CASE("Olm decrypt test") {
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for (const auto& test_case : test_cases) {
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CAPTURE(test_case.msghex);
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decrypt_case(0, &test_case);
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}
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}
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