depot/third_party/nixpkgs/pkgs/development/libraries/tpm2-tss/no-dynamic-loader-path.patch

diff --git a/src/tss2-tcti/tctildr-dl.c b/src/tss2-tcti/tctildr-dl.c
index b364695c..d026de71 100644
--- a/src/tss2-tcti/tctildr-dl.c
+++ b/src/tss2-tcti/tctildr-dl.c
@@ -116,6 +116,50 @@ handle_from_name(const char *file,
         return TSS2_TCTI_RC_BAD_VALUE;
     }
     *handle = dlopen(file_xfrm, RTLD_NOW);
+    if (*handle != NULL) {
+        return TSS2_RC_SUCCESS;
+    } else {
+        LOG_DEBUG("Failed to load TCTI for name \"%s\": %s", file, dlerror());
+    }
+    size = snprintf(file_xfrm,
+                    sizeof (file_xfrm),
+                    "@PREFIX@%s",
+                    file);
+    if (size >= sizeof (file_xfrm)) {
+        LOG_ERROR("TCTI name truncated in transform.");
+        return TSS2_TCTI_RC_BAD_VALUE;
+    }
+    *handle = dlopen(file_xfrm, RTLD_NOW);
+    if (*handle != NULL) {
+        return TSS2_RC_SUCCESS;
+    } else {
+        LOG_DEBUG("Could not load TCTI file: \"%s\": %s", file, dlerror());
+    }
+    /* 'name' alone didn't work, try libtss2-tcti-<name>.so.0 */
+    size = snprintf(file_xfrm,
+                    sizeof (file_xfrm),
+                    "@PREFIX@" TCTI_NAME_TEMPLATE_0,
+                    file);
+    if (size >= sizeof (file_xfrm)) {
+        LOG_ERROR("TCTI name truncated in transform.");
+        return TSS2_TCTI_RC_BAD_VALUE;
+    }
+    *handle = dlopen(file_xfrm, RTLD_NOW);
+    if (*handle != NULL) {
+        return TSS2_RC_SUCCESS;
+    } else {
+        LOG_DEBUG("Could not load TCTI file \"%s\": %s", file, dlerror());
+    }
+    /* libtss2-tcti-<name>.so.0 didn't work, try libtss2-tcti-<name>.so */
+    size = snprintf(file_xfrm,
+                    sizeof (file_xfrm),
+                    "@PREFIX@" TCTI_NAME_TEMPLATE,
+                    file);
+    if (size >= sizeof (file_xfrm)) {
+        LOG_ERROR("TCTI name truncated in transform.");
+        return TSS2_TCTI_RC_BAD_VALUE;
+    }
+    *handle = dlopen(file_xfrm, RTLD_NOW);
     if (*handle == NULL) {
         LOG_DEBUG("Failed to load TCTI for name \"%s\": %s", file, dlerror());
         return TSS2_TCTI_RC_NOT_SUPPORTED;
diff --git a/test/unit/tctildr-dl.c b/test/unit/tctildr-dl.c
index 873a4531..c17b939e 100644
--- a/test/unit/tctildr-dl.c
+++ b/test/unit/tctildr-dl.c
@@ -223,6 +223,18 @@ test_get_info_default_success (void **state)
     expect_value(__wrap_dlopen, flags, RTLD_NOW);
     will_return(__wrap_dlopen, NULL);
 
+    expect_string(__wrap_dlopen, filename, "@PREFIX@/libtss2-tcti-default.so");
+    expect_value(__wrap_dlopen, flags, RTLD_NOW);
+    will_return(__wrap_dlopen, NULL);
+
+    expect_string(__wrap_dlopen, filename, "@PREFIX@/libtss2-tcti-libtss2-tcti-default.so.so.0");
+    expect_value(__wrap_dlopen, flags, RTLD_NOW);
+    will_return(__wrap_dlopen, NULL);
+
+    expect_string(__wrap_dlopen, filename, "@PREFIX@/libtss2-tcti-libtss2-tcti-default.so.so");
+    expect_value(__wrap_dlopen, flags, RTLD_NOW);
+    will_return(__wrap_dlopen, NULL);
+
     expect_string(__wrap_dlopen, filename, "libtss2-tcti-tabrmd.so.0");
     expect_value(__wrap_dlopen, flags, RTLD_NOW);
     will_return(__wrap_dlopen, HANDLE);
@@ -255,6 +267,18 @@ test_get_info_default_info_fail (void **state)
     expect_value(__wrap_dlopen, flags, RTLD_NOW);
     will_return(__wrap_dlopen, NULL);
 
+    expect_string(__wrap_dlopen, filename, "@PREFIX@/libtss2-tcti-default.so");
+    expect_value(__wrap_dlopen, flags, RTLD_NOW);
+    will_return(__wrap_dlopen, NULL);
+
+    expect_string(__wrap_dlopen, filename, "@PREFIX@/libtss2-tcti-libtss2-tcti-default.so.so.0");
+    expect_value(__wrap_dlopen, flags, RTLD_NOW);
+    will_return(__wrap_dlopen, NULL);
+
+    expect_string(__wrap_dlopen, filename, "@PREFIX@/libtss2-tcti-libtss2-tcti-default.so.so");
+    expect_value(__wrap_dlopen, flags, RTLD_NOW);
+    will_return(__wrap_dlopen, NULL);
+
     expect_string(__wrap_dlopen, filename, "libtss2-tcti-tabrmd.so.0");
     expect_value(__wrap_dlopen, flags, RTLD_NOW);
     will_return(__wrap_dlopen, HANDLE);
@@ -407,6 +431,15 @@ test_tcti_fail_all (void **state)
     expect_string(__wrap_dlopen, filename, "libtss2-tcti-libtss2-tcti-default.so.so");
     expect_value(__wrap_dlopen, flags, RTLD_NOW);
     will_return(__wrap_dlopen, NULL);
+    expect_string(__wrap_dlopen, filename, "@PREFIX@/libtss2-tcti-default.so");
+    expect_value(__wrap_dlopen, flags, RTLD_NOW);
+    will_return(__wrap_dlopen, NULL);
+    expect_string(__wrap_dlopen, filename, "@PREFIX@/libtss2-tcti-libtss2-tcti-default.so.so.0");
+    expect_value(__wrap_dlopen, flags, RTLD_NOW);
+    will_return(__wrap_dlopen, NULL);
+    expect_string(__wrap_dlopen, filename, "@PREFIX@/libtss2-tcti-libtss2-tcti-default.so.so");
+    expect_value(__wrap_dlopen, flags, RTLD_NOW);
+    will_return(__wrap_dlopen, NULL);
 
     /* Skip over libtss2-tcti-tabrmd.so */
     expect_string(__wrap_dlopen, filename, "libtss2-tcti-tabrmd.so.0");
@@ -418,6 +451,15 @@ test_tcti_fail_all (void **state)
     expect_string(__wrap_dlopen, filename, "libtss2-tcti-libtss2-tcti-tabrmd.so.0.so");
     expect_value(__wrap_dlopen, flags, RTLD_NOW);
     will_return(__wrap_dlopen, NULL);
+    expect_string(__wrap_dlopen, filename, "@PREFIX@/libtss2-tcti-tabrmd.so.0");
+    expect_value(__wrap_dlopen, flags, RTLD_NOW);
+    will_return(__wrap_dlopen, NULL);
+    expect_string(__wrap_dlopen, filename, "@PREFIX@/libtss2-tcti-libtss2-tcti-tabrmd.so.0.so.0");
+    expect_value(__wrap_dlopen, flags, RTLD_NOW);
+    will_return(__wrap_dlopen, NULL);
+    expect_string(__wrap_dlopen, filename, "@PREFIX@/libtss2-tcti-libtss2-tcti-tabrmd.so.0.so");
+    expect_value(__wrap_dlopen, flags, RTLD_NOW);
+    will_return(__wrap_dlopen, NULL);
 
     /* Skip over libtss2-tcti-device.so, /dev/tpmrm0 */
     expect_string(__wrap_dlopen, filename, "libtss2-tcti-device.so.0");
@@ -429,6 +471,15 @@ test_tcti_fail_all (void **state)
     expect_string(__wrap_dlopen, filename, "libtss2-tcti-libtss2-tcti-device.so.0.so");
     expect_value(__wrap_dlopen, flags, RTLD_NOW);
     will_return(__wrap_dlopen, NULL);
+    expect_string(__wrap_dlopen, filename, "@PREFIX@/libtss2-tcti-device.so.0");
+    expect_value(__wrap_dlopen, flags, RTLD_NOW);
+    will_return(__wrap_dlopen, NULL);
+    expect_string(__wrap_dlopen, filename, "@PREFIX@/libtss2-tcti-libtss2-tcti-device.so.0.so.0");
+    expect_value(__wrap_dlopen, flags, RTLD_NOW);
+    will_return(__wrap_dlopen, NULL);
+    expect_string(__wrap_dlopen, filename, "@PREFIX@/libtss2-tcti-libtss2-tcti-device.so.0.so");
+    expect_value(__wrap_dlopen, flags, RTLD_NOW);
+    will_return(__wrap_dlopen, NULL);
 
     /* Skip over libtss2-tcti-device.so, /dev/tpm0 */
     expect_string(__wrap_dlopen, filename, "libtss2-tcti-device.so.0");
@@ -440,6 +491,15 @@ test_tcti_fail_all (void **state)
     expect_string(__wrap_dlopen, filename, "libtss2-tcti-libtss2-tcti-device.so.0.so");
     expect_value(__wrap_dlopen, flags, RTLD_NOW);
     will_return(__wrap_dlopen, NULL);
+    expect_string(__wrap_dlopen, filename, "@PREFIX@/libtss2-tcti-device.so.0");
+    expect_value(__wrap_dlopen, flags, RTLD_NOW);
+    will_return(__wrap_dlopen, NULL);
+    expect_string(__wrap_dlopen, filename, "@PREFIX@/libtss2-tcti-libtss2-tcti-device.so.0.so.0");
+    expect_value(__wrap_dlopen, flags, RTLD_NOW);
+    will_return(__wrap_dlopen, NULL);
+    expect_string(__wrap_dlopen, filename, "@PREFIX@/libtss2-tcti-libtss2-tcti-device.so.0.so");
+    expect_value(__wrap_dlopen, flags, RTLD_NOW);
+    will_return(__wrap_dlopen, NULL);
 
     /* Skip over libtss2-tcti-swtpm.so */
     expect_string(__wrap_dlopen, filename, "libtss2-tcti-swtpm.so.0");
@@ -451,6 +511,15 @@ test_tcti_fail_all (void **state)
     expect_string(__wrap_dlopen, filename, "libtss2-tcti-libtss2-tcti-swtpm.so.0.so");
     expect_value(__wrap_dlopen, flags, RTLD_NOW);
     will_return(__wrap_dlopen, NULL);
+    expect_string(__wrap_dlopen, filename, "@PREFIX@/libtss2-tcti-swtpm.so.0");
+    expect_value(__wrap_dlopen, flags, RTLD_NOW);
+    will_return(__wrap_dlopen, NULL);
+    expect_string(__wrap_dlopen, filename, "@PREFIX@/libtss2-tcti-libtss2-tcti-swtpm.so.0.so.0");
+    expect_value(__wrap_dlopen, flags, RTLD_NOW);
+    will_return(__wrap_dlopen, NULL);
+    expect_string(__wrap_dlopen, filename, "@PREFIX@/libtss2-tcti-libtss2-tcti-swtpm.so.0.so");
+    expect_value(__wrap_dlopen, flags, RTLD_NOW);
+    will_return(__wrap_dlopen, NULL);
 
     /* Skip over libtss2-tcti-mssim.so */
     expect_string(__wrap_dlopen, filename, "libtss2-tcti-mssim.so.0");
@@ -462,6 +531,15 @@ test_tcti_fail_all (void **state)
     expect_string(__wrap_dlopen, filename, "libtss2-tcti-libtss2-tcti-mssim.so.0.so");
     expect_value(__wrap_dlopen, flags, RTLD_NOW);
     will_return(__wrap_dlopen, NULL);
+    expect_string(__wrap_dlopen, filename, "@PREFIX@/libtss2-tcti-mssim.so.0");
+    expect_value(__wrap_dlopen, flags, RTLD_NOW);
+    will_return(__wrap_dlopen, NULL);
+    expect_string(__wrap_dlopen, filename, "@PREFIX@/libtss2-tcti-libtss2-tcti-mssim.so.0.so.0");
+    expect_value(__wrap_dlopen, flags, RTLD_NOW);
+    will_return(__wrap_dlopen, NULL);
+    expect_string(__wrap_dlopen, filename, "@PREFIX@/libtss2-tcti-libtss2-tcti-mssim.so.0.so");
+    expect_value(__wrap_dlopen, flags, RTLD_NOW);
+    will_return(__wrap_dlopen, NULL);
 
     TSS2_RC r;
     TSS2_TCTI_CONTEXT *tcti;
@@ -490,6 +568,15 @@ test_info_from_name_handle_fail (void **state)
     expect_string(__wrap_dlopen, filename, "libtss2-tcti-foo.so");
     expect_value(__wrap_dlopen, flags, RTLD_NOW);
     will_return(__wrap_dlopen, NULL);
+    expect_string(__wrap_dlopen, filename, "@PREFIX@/foo");
+    expect_value(__wrap_dlopen, flags, RTLD_NOW);
+    will_return(__wrap_dlopen, NULL);
+    expect_string(__wrap_dlopen, filename, "@PREFIX@/libtss2-tcti-foo.so.0");
+    expect_value(__wrap_dlopen, flags, RTLD_NOW);
+    will_return(__wrap_dlopen, NULL);
+    expect_string(__wrap_dlopen, filename, "@PREFIX@/libtss2-tcti-foo.so");
+    expect_value(__wrap_dlopen, flags, RTLD_NOW);
+    will_return(__wrap_dlopen, NULL);
 
     TSS2_RC rc = info_from_name ("foo", &info, &data);
     assert_int_equal (rc, TSS2_TCTI_RC_NOT_SUPPORTED);
@@ -606,6 +693,15 @@ test_tctildr_get_info_from_name (void **state)
     expect_string(__wrap_dlopen, filename, "libtss2-tcti-foo.so");
     expect_value(__wrap_dlopen, flags, RTLD_NOW);
     will_return(__wrap_dlopen, NULL);
+    expect_string(__wrap_dlopen, filename, "@PREFIX@/foo");
+    expect_value(__wrap_dlopen, flags, RTLD_NOW);
+    will_return(__wrap_dlopen, NULL);
+    expect_string(__wrap_dlopen, filename, "@PREFIX@/libtss2-tcti-foo.so.0");
+    expect_value(__wrap_dlopen, flags, RTLD_NOW);
+    will_return(__wrap_dlopen, NULL);
+    expect_string(__wrap_dlopen, filename, "@PREFIX@/libtss2-tcti-foo.so");
+    expect_value(__wrap_dlopen, flags, RTLD_NOW);
+    will_return(__wrap_dlopen, NULL);
 
     TSS2_RC rc = tctildr_get_info ("foo", &info, &data);
     assert_int_equal (rc, TSS2_TCTI_RC_NOT_SUPPORTED);