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#include "qemu/osdep.h"
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#include <asm/unistd.h>
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#include <linux/keyctl.h>
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#include "qapi/error.h"
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#include "qom/object_interfaces.h"
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#include "crypto/secret_keyring.h"
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long keyctl_read(int32_t key, uint8_t *buffer, size_t buflen)
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return syscall(__NR_keyctl, KEYCTL_READ, key, buffer, buflen, 0);
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qcrypto_secret_keyring_load_data(QCryptoSecretCommon *sec_common,
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QCryptoSecretKeyring *secret = QCRYPTO_SECRET_KEYRING(sec_common);
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uint8_t *buffer = NULL;
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if (!secret->serial) {
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error_setg(errp, "'serial' parameter must be provided");
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retcode = keyctl_read(secret->serial, NULL, 0);
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buffer = g_new0(uint8_t, retcode);
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retcode = keyctl_read(secret->serial, buffer, retcode);
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error_setg_errno(errp, errno,
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"Unable to read serial key %08x",
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qcrypto_secret_prop_set_key(Object *obj, Visitor *v,
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const char *name, void *opaque,
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QCryptoSecretKeyring *secret = QCRYPTO_SECRET_KEYRING(obj);
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visit_type_int32(v, name, &value, errp);
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error_setg(errp, "'serial' should not be equal to 0");
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secret->serial = value;
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qcrypto_secret_prop_get_key(Object *obj, Visitor *v,
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const char *name, void *opaque,
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QCryptoSecretKeyring *secret = QCRYPTO_SECRET_KEYRING(obj);
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int32_t value = secret->serial;
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visit_type_int32(v, name, &value, errp);
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qcrypto_secret_keyring_class_init(ObjectClass *oc, void *data)
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QCryptoSecretCommonClass *sic = QCRYPTO_SECRET_COMMON_CLASS(oc);
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sic->load_data = qcrypto_secret_keyring_load_data;
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object_class_property_add(oc, "serial", "int32_t",
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qcrypto_secret_prop_get_key,
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qcrypto_secret_prop_set_key,
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static const TypeInfo qcrypto_secret_info = {
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.parent = TYPE_QCRYPTO_SECRET_COMMON,
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.name = TYPE_QCRYPTO_SECRET_KEYRING,
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.instance_size = sizeof(QCryptoSecretKeyring),
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.class_init = qcrypto_secret_keyring_class_init,
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qcrypto_secret_register_types(void)
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type_register_static(&qcrypto_secret_info);
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type_init(qcrypto_secret_register_types);