systemd/SOURCES/0566-tpm2-declare-tpm2_log_debug_-functions-in-tpm2_util..patch

From a7151f54a163b9b559b30d31f2d252c0c3b953a7 Mon Sep 17 00:00:00 2001
From: Dan Streetman <ddstreet@ieee.org>
Date: Fri, 14 Jul 2023 07:23:55 -0400
Subject: [PATCH] tpm2: declare tpm2_log_debug_*() functions in tpm2_util.h

Allow other code to use the log debug functions; e.g. they are useful in test
code.

(cherry picked from commit 75de375aafa78ccf2cd93a2c0a15d3bc4b0fe4b7)

Related: RHEL-16182
---
 src/shared/tpm2-util.c | 10 +++++-----
 src/shared/tpm2-util.h |  6 ++++++
 2 files changed, 11 insertions(+), 5 deletions(-)

diff --git a/src/shared/tpm2-util.c b/src/shared/tpm2-util.c
index cef251e69c..c3e1ca8f3a 100644
--- a/src/shared/tpm2-util.c
+++ b/src/shared/tpm2-util.c
@@ -1829,7 +1829,7 @@ char *tpm2_pcr_values_to_string(const Tpm2PCRValue *pcr_values, size_t n_pcr_val
         return s ? TAKE_PTR(s) : strdup("");
 }
 
-static void tpm2_log_debug_tpml_pcr_selection(const TPML_PCR_SELECTION *l, const char *msg) {
+void tpm2_log_debug_tpml_pcr_selection(const TPML_PCR_SELECTION *l, const char *msg) {
         if (!DEBUG_LOGGING || !l)
                 return;
 
@@ -1837,7 +1837,7 @@ static void tpm2_log_debug_tpml_pcr_selection(const TPML_PCR_SELECTION *l, const
         log_debug("%s: %s", msg ?: "PCR selection", strna(s));
 }
 
-static void tpm2_log_debug_pcr_value(const Tpm2PCRValue *pcr_value, const char *msg) {
+void tpm2_log_debug_pcr_value(const Tpm2PCRValue *pcr_value, const char *msg) {
         if (!DEBUG_LOGGING || !pcr_value)
                 return;
 
@@ -1845,7 +1845,7 @@ static void tpm2_log_debug_pcr_value(const Tpm2PCRValue *pcr_value, const char *
         log_debug("%s: %s", msg ?: "PCR value", strna(s));
 }
 
-static void tpm2_log_debug_buffer(const void *buffer, size_t size, const char *msg) {
+void tpm2_log_debug_buffer(const void *buffer, size_t size, const char *msg) {
         if (!DEBUG_LOGGING || !buffer || size == 0)
                 return;
 
@@ -1853,12 +1853,12 @@ static void tpm2_log_debug_buffer(const void *buffer, size_t size, const char *m
         log_debug("%s: %s", msg ?: "Buffer", strna(h));
 }
 
-static void tpm2_log_debug_digest(const TPM2B_DIGEST *digest, const char *msg) {
+void tpm2_log_debug_digest(const TPM2B_DIGEST *digest, const char *msg) {
         if (digest)
                 tpm2_log_debug_buffer(digest->buffer, digest->size, msg ?: "Digest");
 }
 
-static void tpm2_log_debug_name(const TPM2B_NAME *name, const char *msg) {
+void tpm2_log_debug_name(const TPM2B_NAME *name, const char *msg) {
         if (name)
                 tpm2_log_debug_buffer(name->name, name->size, msg ?: "Name");
 }
diff --git a/src/shared/tpm2-util.h b/src/shared/tpm2-util.h
index 52016ca8d7..cecf35af4d 100644
--- a/src/shared/tpm2-util.h
+++ b/src/shared/tpm2-util.h
@@ -139,6 +139,12 @@ static inline int tpm2_digest_init(TPMI_ALG_HASH alg, TPM2B_DIGEST *digest) {
         return tpm2_digest_many(alg, digest, NULL, 0, false);
 }
 
+void tpm2_log_debug_tpml_pcr_selection(const TPML_PCR_SELECTION *l, const char *msg);
+void tpm2_log_debug_pcr_value(const Tpm2PCRValue *pcr_value, const char *msg);
+void tpm2_log_debug_buffer(const void *buffer, size_t size, const char *msg);
+void tpm2_log_debug_digest(const TPM2B_DIGEST *digest, const char *msg);
+void tpm2_log_debug_name(const TPM2B_NAME *name, const char *msg);
+
 int tpm2_calculate_name(const TPMT_PUBLIC *public, TPM2B_NAME *ret_name);
 int tpm2_calculate_policy_auth_value(TPM2B_DIGEST *digest);
 int tpm2_calculate_policy_authorize(const TPM2B_PUBLIC *public, const TPM2B_DIGEST *policy_ref, TPM2B_DIGEST *digest);