remove usage of AES_ige_encrypt
GitOrigin-RevId: cceb1d42c69724e99da4a419e5cf2c06ad94a373
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0275ecdcbc
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7e96f93605
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@ -465,21 +465,6 @@ void AesState::decrypt(const uint8 *src, uint8 *dst, int size) {
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impl_->evp.decrypt(src, dst, size);
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impl_->evp.decrypt(src, dst, size);
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}
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}
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static void aes_ige_xcrypt(Slice aes_key, MutableSlice aes_iv, Slice from, MutableSlice to, bool encrypt_flag) {
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CHECK(aes_key.size() == 32);
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CHECK(aes_iv.size() == 32);
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AES_KEY key;
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int err;
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if (encrypt_flag) {
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err = AES_set_encrypt_key(aes_key.ubegin(), 256, &key);
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} else {
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err = AES_set_decrypt_key(aes_key.ubegin(), 256, &key);
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}
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LOG_IF(FATAL, err != 0);
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CHECK(from.size() <= to.size());
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AES_ige_encrypt(from.ubegin(), to.ubegin(), from.size(), &key, aes_iv.ubegin(), encrypt_flag);
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}
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class AesIgeStateImpl {
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class AesIgeStateImpl {
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public:
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public:
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void init(Slice key, Slice iv, bool encrypt) {
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void init(Slice key, Slice iv, bool encrypt) {
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@ -587,18 +572,12 @@ void AesIgeState::decrypt(Slice from, MutableSlice to) {
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}
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}
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void aes_ige_encrypt(Slice aes_key, MutableSlice aes_iv, Slice from, MutableSlice to) {
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void aes_ige_encrypt(Slice aes_key, MutableSlice aes_iv, Slice from, MutableSlice to) {
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if (from.size() <= 128) {
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return aes_ige_xcrypt(aes_key, aes_iv, from, to, true);
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}
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AesIgeStateImpl state;
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AesIgeStateImpl state;
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state.init(aes_key, aes_iv, true);
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state.init(aes_key, aes_iv, true);
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state.encrypt(from, to);
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state.encrypt(from, to);
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}
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}
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void aes_ige_decrypt(Slice aes_key, MutableSlice aes_iv, Slice from, MutableSlice to) {
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void aes_ige_decrypt(Slice aes_key, MutableSlice aes_iv, Slice from, MutableSlice to) {
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if (from.size() <= 128) {
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return aes_ige_xcrypt(aes_key, aes_iv, from, to, false);
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}
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AesIgeStateImpl state;
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AesIgeStateImpl state;
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state.init(aes_key, aes_iv, false);
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state.init(aes_key, aes_iv, false);
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state.decrypt(from, to);
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state.decrypt(from, to);
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