81 	struct kerneldumpkey *kdk;  in read_key()  local
87 	kdksize = sizeof(*kdk);  in read_key()
88 	kdk = calloc(1, kdksize);  in read_key()
89 	if (kdk == NULL) {  in read_key()
94 	size = read(kfd, kdk, kdksize);  in read_key()
96 		kdk->kdk_encryptedkeysize = dtoh32(kdk->kdk_encryptedkeysize);  in read_key()
97 		kdksize += (size_t)kdk->kdk_encryptedkeysize;  in read_key()
98 		kdk = realloc(kdk, kdksize);  in read_key()
99 		if (kdk == NULL) {  in read_key()
103 		size += read(kfd, &kdk->kdk_encryptedkey,  in read_key()
104 		    kdk->kdk_encryptedkeysize);  in read_key()
111 	return (kdk);  in read_key()
113 	free(kdk);  in read_key()
126 	struct kerneldumpkey *kdk;  in decrypt()  local
203 	kdk = read_key(kfd);  in decrypt()
205 	if (kdk == NULL)  in decrypt()
216 	if (privkeysize != (int)kdk->kdk_encryptedkeysize) {  in decrypt()
218 		    8 * privkeysize, 8 * kdk->kdk_encryptedkeysize);  in decrypt()
222 	switch (kdk->kdk_encryption) {  in decrypt()
234 	if (RSA_private_decrypt(kdk->kdk_encryptedkeysize,  in decrypt()
235 	    kdk->kdk_encryptedkey, key, privkey,  in decrypt()
238 	    RSA_private_decrypt(kdk->kdk_encryptedkeysize,  in decrypt()
239 	    kdk->kdk_encryptedkey, key, privkey,  in decrypt()
248 	if (kdk->kdk_encryption == KERNELDUMP_ENC_CHACHA20) {  in decrypt()
261 		memcpy(&chachaiv[4 * 2], kdk->kdk_iv, 4 * 2);  in decrypt()
264 		EVP_DecryptInit_ex(ctx, cipher, NULL, key, kdk->kdk_iv);  in decrypt()