ima: define a canonical binary_runtime_measurements list format

[linux.git] / security / integrity / ima / ima.h

diff --git a/security/integrity/ima/ima.h b/security/integrity/ima/ima.h
index db25f54a04fe5bd28cdd90dbb82d794bca5e9262..5e6180a4da7d2a9d583d4b81bbcfb76a1d9e558a 100644 (file)
--- a/security/integrity/ima/ima.h
+++ b/security/integrity/ima/ima.h
@@ -28,6 +28,10 @@
 
 #include "../integrity.h"
 
+#ifdef CONFIG_HAVE_IMA_KEXEC
+#include <asm/ima.h>
+#endif
+
 enum ima_show_type { IMA_SHOW_BINARY, IMA_SHOW_BINARY_NO_FIELD_LEN,
                     IMA_SHOW_BINARY_OLD_STRING_FMT, IMA_SHOW_ASCII };
 enum tpm_pcrs { TPM_PCR0 = 0, TPM_PCR8 = 8 };
@@ -81,6 +85,7 @@ struct ima_template_field {
 
 /* IMA template descriptor definition */
 struct ima_template_desc {
+       struct list_head list;
        char *name;
        char *fmt;
        int num_fields;
@@ -102,6 +107,27 @@ struct ima_queue_entry {
 };
 extern struct list_head ima_measurements;      /* list of all measurements */
 
+/* Some details preceding the binary serialized measurement list */
+struct ima_kexec_hdr {
+       u16 version;
+       u16 _reserved0;
+       u32 _reserved1;
+       u64 buffer_size;
+       u64 count;
+};
+
+#ifdef CONFIG_HAVE_IMA_KEXEC
+void ima_load_kexec_buffer(void);
+#else
+static inline void ima_load_kexec_buffer(void) {}
+#endif /* CONFIG_HAVE_IMA_KEXEC */
+
+/*
+ * The default binary_runtime_measurements list format is defined as the
+ * platform native format.  The canonical format is defined as little-endian.
+ */
+extern bool ima_canonical_fmt;
+
 /* Internal IMA function definitions */
 int ima_init(void);
 int ima_fs_init(void);
@@ -122,7 +148,12 @@ int ima_init_crypto(void);
 void ima_putc(struct seq_file *m, void *data, int datalen);
 void ima_print_digest(struct seq_file *m, u8 *digest, u32 size);
 struct ima_template_desc *ima_template_desc_current(void);
+int ima_restore_measurement_entry(struct ima_template_entry *entry);
+int ima_restore_measurement_list(loff_t bufsize, void *buf);
+int ima_measurements_show(struct seq_file *m, void *v);
+unsigned long ima_get_binary_runtime_size(void);
 int ima_init_template(void);
+void ima_init_template_list(void);
 
 /*
  * used to protect h_table and sha_table