also check that the pubkey is set when calculating the MAC
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1 changed files with 8 additions and 0 deletions
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@ -141,6 +141,10 @@ size_t olm_sas_calculate_mac(
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sas->last_error = OLM_OUTPUT_BUFFER_TOO_SMALL;
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return (size_t)-1;
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}
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if (!sas->their_key_set) {
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sas->last_error = OLM_SAS_THEIR_KEY_NOT_SET;
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return (size_t)-1;
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}
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uint8_t key[32];
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_olm_crypto_hkdf_sha256(
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sas->secret, sizeof(sas->secret),
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@ -164,6 +168,10 @@ size_t olm_sas_calculate_mac_long_kdf(
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sas->last_error = OLM_OUTPUT_BUFFER_TOO_SMALL;
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return (size_t)-1;
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}
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if (!sas->their_key_set) {
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sas->last_error = OLM_SAS_THEIR_KEY_NOT_SET;
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return (size_t)-1;
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}
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uint8_t key[256];
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_olm_crypto_hkdf_sha256(
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sas->secret, sizeof(sas->secret),
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