1 files changed, 0 insertions, 72 deletions
diff --git a/src/core/lib/security/credentials/alts/check_gcp_environment.cc b/src/core/lib/security/credentials/alts/check_gcp_environment.cc
deleted file mode 100644
index 96807876cf..0000000000
--- a/src/core/lib/security/credentials/alts/check_gcp_environment.cc
+++ /dev/null
@@ -1,72 +0,0 @@
-/*
- *
- * Copyright 2018 gRPC authors.
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- *
- */
-
-#include <grpc/support/port_platform.h>
-
-#include "src/core/lib/security/credentials/alts/check_gcp_environment.h"
-
-#include <ctype.h>
-#include <stdio.h>
-#include <string.h>
-
-#include <grpc/support/alloc.h>
-#include <grpc/support/log.h>
-
-const size_t kBiosDataBufferSize = 256;
-
-static char* trim(const char* src) {
-  if (src == nullptr) {
-    return nullptr;
-  }
-  char* des = nullptr;
-  size_t start = 0, end = strlen(src) - 1;
-  /* find the last character that is not a whitespace. */
-  while (end != 0 && isspace(src[end])) {
-    end--;
-  }
-  /* find the first character that is not a whitespace. */
-  while (start < strlen(src) && isspace(src[start])) {
-    start++;
-  }
-  if (start <= end) {
-    des = static_cast<char*>(
-        gpr_zalloc(sizeof(char) * (end - start + 2 /* '\0' */)));
-    memcpy(des, src + start, end - start + 1);
-  }
-  return des;
-}
-
-namespace grpc_core {
-namespace internal {
-
-char* read_bios_file(const char* bios_file) {
-  FILE* fp = fopen(bios_file, "r");
-  if (!fp) {
-    gpr_log(GPR_ERROR, "BIOS data file cannot be opened.");
-    return nullptr;
-  }
-  char buf[kBiosDataBufferSize + 1];
-  size_t ret = fread(buf, sizeof(char), kBiosDataBufferSize, fp);
-  buf[ret] = '\0';
-  char* trimmed_buf = trim(buf);
-  fclose(fp);
-  return trimmed_buf;
-}
-
-}  // namespace internal
-}  // namespace grpc_core