new file mode 100644
@@ -0,0 +1,186 @@
+/*
+ * SPDX-License-Identifier: GPL-2.0-or-later
+ *
+ * uefi-vars device - state struct and function prototypes
+ */
+#ifndef QEMU_UEFI_VAR_SERVICE_H
+#define QEMU_UEFI_VAR_SERVICE_H
+
+#include "qemu/uuid.h"
+#include "qemu/queue.h"
+
+#include "hw/uefi/var-service-edk2.h"
+
+#define MAX_BUFFER_SIZE (64 * 1024)
+
+typedef struct uefi_variable uefi_variable;
+typedef struct uefi_var_policy uefi_var_policy;
+typedef struct uefi_vars_state uefi_vars_state;
+
+typedef struct uefi_vars_cert uefi_vars_cert;
+typedef struct uefi_vars_hash uefi_vars_hash;
+typedef struct uefi_vars_siglist uefi_vars_siglist;
+
+struct uefi_variable {
+ QemuUUID guid;
+ uint16_t *name;
+ uint32_t name_size;
+ uint32_t attributes;
+ void *data;
+ uint32_t data_size;
+ efi_time time;
+ void *digest;
+ uint32_t digest_size;
+ QTAILQ_ENTRY(uefi_variable) next;
+};
+
+struct uefi_var_policy {
+ variable_policy_entry *entry;
+ uint32_t entry_size;
+ uint16_t *name;
+ uint32_t name_size;
+
+ /* number of hashmarks (wildcard character) in name */
+ uint32_t hashmarks;
+
+ QTAILQ_ENTRY(uefi_var_policy) next;
+};
+
+struct uefi_vars_state {
+ MemoryRegion mr;
+ uint16_t sts;
+ uint32_t buf_size;
+ uint32_t buf_addr_lo;
+ uint32_t buf_addr_hi;
+ uint8_t *buffer;
+ QTAILQ_HEAD(, uefi_variable) variables;
+ QTAILQ_HEAD(, uefi_var_policy) var_policies;
+
+ /* boot phases */
+ bool end_of_dxe;
+ bool ready_to_boot;
+ bool exit_boot_service;
+ bool policy_locked;
+
+ /* storage accounting */
+ uint64_t max_storage;
+ uint64_t used_storage;
+
+ /* config options */
+ char *jsonfile;
+ int jsonfd;
+ bool force_secure_boot;
+ bool disable_custom_mode;
+};
+
+struct uefi_vars_cert {
+ QTAILQ_ENTRY(uefi_vars_cert) next;
+ QemuUUID owner;
+ uint64_t size;
+ uint8_t data[];
+};
+
+struct uefi_vars_hash {
+ QTAILQ_ENTRY(uefi_vars_hash) next;
+ QemuUUID owner;
+ uint8_t data[];
+};
+
+struct uefi_vars_siglist {
+ QTAILQ_HEAD(, uefi_vars_cert) x509;
+ QTAILQ_HEAD(, uefi_vars_hash) sha256;
+};
+
+/* vars-service-guid.c */
+extern const QemuUUID EfiGlobalVariable;
+extern const QemuUUID EfiImageSecurityDatabase;
+extern const QemuUUID EfiCustomModeEnable;
+extern const QemuUUID EfiSecureBootEnableDisable;
+
+extern const QemuUUID EfiCertSha256Guid;
+extern const QemuUUID EfiCertSha384Guid;
+extern const QemuUUID EfiCertSha512Guid;
+extern const QemuUUID EfiCertRsa2048Guid;
+extern const QemuUUID EfiCertX509Guid;
+extern const QemuUUID EfiCertTypePkcs7Guid;
+
+extern const QemuUUID EfiSmmVariableProtocolGuid;
+extern const QemuUUID VarCheckPolicyLibMmiHandlerGuid;
+
+extern const QemuUUID EfiEndOfDxeEventGroupGuid;
+extern const QemuUUID EfiEventReadyToBootGuid;
+extern const QemuUUID EfiEventExitBootServicesGuid;
+
+/* vars-service-utils.c */
+gboolean uefi_str_is_valid(const uint16_t *str, size_t len,
+ gboolean must_be_null_terminated);
+size_t uefi_strlen(const uint16_t *str, size_t len);
+gboolean uefi_str_equal_ex(const uint16_t *a, size_t alen,
+ const uint16_t *b, size_t blen,
+ gboolean wildcards_in_a);
+gboolean uefi_str_equal(const uint16_t *a, size_t alen,
+ const uint16_t *b, size_t blen);
+char *uefi_ucs2_to_ascii(const uint16_t *ucs2, uint64_t ucs2_size);
+int uefi_time_compare(efi_time *a, efi_time *b);
+void uefi_trace_variable(const char *action, QemuUUID guid,
+ const uint16_t *name, uint64_t name_size);
+void uefi_trace_status(const char *action, efi_status status);
+
+/* vars-service-core.c */
+extern const VMStateDescription vmstate_uefi_vars;
+void uefi_vars_init(Object *obj, uefi_vars_state *uv);
+void uefi_vars_realize(uefi_vars_state *uv, Error **errp);
+void uefi_vars_hard_reset(uefi_vars_state *uv);
+
+/* vars-service-json.c */
+void uefi_vars_json_init(uefi_vars_state *uv, Error **errp);
+void uefi_vars_json_save(uefi_vars_state *uv);
+void uefi_vars_json_load(uefi_vars_state *uv, Error **errp);
+
+/* vars-service-vars.c */
+extern const VMStateDescription vmstate_uefi_variable;
+uefi_variable *uefi_vars_find_variable(uefi_vars_state *uv, QemuUUID guid,
+ const uint16_t *name,
+ uint64_t name_size);
+void uefi_vars_set_variable(uefi_vars_state *uv, QemuUUID guid,
+ const uint16_t *name, uint64_t name_size,
+ uint32_t attributes,
+ void *data, uint64_t data_size);
+void uefi_vars_clear_volatile(uefi_vars_state *uv);
+void uefi_vars_clear_all(uefi_vars_state *uv);
+void uefi_vars_update_storage(uefi_vars_state *uv);
+uint32_t uefi_vars_mm_vars_proto(uefi_vars_state *uv);
+
+/* vars-service-auth.c */
+bool uefi_vars_is_sb_pk(uefi_variable *var);
+bool uefi_vars_is_sb_any(uefi_variable *var);
+efi_status uefi_vars_check_auth_2(uefi_vars_state *uv, uefi_variable *var,
+ mm_variable_access *va, void *data);
+efi_status uefi_vars_check_secure_boot(uefi_vars_state *uv, uefi_variable *var);
+void uefi_vars_auth_init(uefi_vars_state *uv);
+
+/* vars-service-pkcs7.c */
+efi_status uefi_vars_check_pkcs7_2(uefi_variable *siglist,
+ void **digest, uint32_t *digest_size,
+ mm_variable_access *va, void *data);
+
+/* vars-service-siglist.c */
+void uefi_vars_siglist_init(uefi_vars_siglist *siglist);
+void uefi_vars_siglist_free(uefi_vars_siglist *siglist);
+void uefi_vars_siglist_parse(uefi_vars_siglist *siglist,
+ void *data, uint64_t size);
+uint64_t uefi_vars_siglist_blob_size(uefi_vars_siglist *siglist);
+void uefi_vars_siglist_blob_generate(uefi_vars_siglist *siglist,
+ void *data, uint64_t size);
+
+/* vars-service-policy.c */
+extern const VMStateDescription vmstate_uefi_var_policy;
+efi_status uefi_vars_policy_check(uefi_vars_state *uv,
+ uefi_variable *var,
+ gboolean is_newvar);
+void uefi_vars_policies_clear(uefi_vars_state *uv);
+uefi_var_policy *uefi_vars_add_policy(uefi_vars_state *uv,
+ variable_policy_entry *pe);
+uint32_t uefi_vars_mm_check_policy_proto(uefi_vars_state *uv);
+
+#endif /* QEMU_UEFI_VAR_SERVICE_H */
Add state structs and function declarations for the uefi-vars device. Signed-off-by: Gerd Hoffmann <kraxel@redhat.com> --- include/hw/uefi/var-service.h | 186 ++++++++++++++++++++++++++++++++++ 1 file changed, 186 insertions(+) create mode 100644 include/hw/uefi/var-service.h