tpm: Rename function grub_tpm_log_event() to grub_tpm_measure()

grub_tpm_log_event() and grub_tpm_measure() are two functions that
have the same effect. So, keep grub_tpm_log_event() and rename it
to grub_tpm_measure(). This way we get also a more clear semantics.

Signed-off-by: Tianjia Zhang <tianjia.zhang@linux.alibaba.com>
Reviewed-by: Daniel Kiper <daniel.kiper@oracle.com>

grub-core/commands/efi/tpm.c

@@ -319,7 +319,7 @@ grub_tpm2_log_event (grub_efi_handle_t tpm_handle, unsigned char *buf,
 }
 
 grub_err_t
-grub_tpm_log_event (unsigned char *buf, grub_size_t size, grub_uint8_t pcr,
+grub_tpm_measure (unsigned char *buf, grub_size_t size, grub_uint8_t pcr,
 		    const char *description)
 {
   grub_efi_handle_t tpm_handle;

grub-core/commands/tpm.c

@@ -29,13 +29,6 @@
 
 GRUB_MOD_LICENSE ("GPLv3+");
 
-grub_err_t
-grub_tpm_measure (unsigned char *buf, grub_size_t size, grub_uint8_t pcr,
-		  const char *description)
-{
-  return grub_tpm_log_event (buf, size, pcr, description);
-}
-
 static grub_err_t
 grub_tpm_verify_init (grub_file_t io,
 		      enum grub_file_type type __attribute__ ((unused)),

include/grub/tpm.h

@@ -77,6 +77,4 @@ grub_err_t grub_tpm_measure (unsigned char *buf, grub_size_t size,
 grub_err_t grub_tpm_init (void);
 grub_err_t grub_tpm_execute (PassThroughToTPM_InputParamBlock *inbuf,
 			     PassThroughToTPM_OutputParamBlock *outbuf);
-grub_err_t grub_tpm_log_event (unsigned char *buf, grub_size_t size,
-			       grub_uint8_t pcr, const char *description);
 #endif