Lesson 35 - Get Compute Auth Token Working

Plugins/GameLiftPlugin/Source/AWSSDK/Include/aws/common/log_writer.h

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+
+#ifndef AWS_COMMON_LOG_WRITER_H
+#define AWS_COMMON_LOG_WRITER_H
+
+/**
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * SPDX-License-Identifier: Apache-2.0.
+ */
+
+#include <aws/common/common.h>
+
+AWS_PUSH_SANE_WARNING_LEVEL
+
+struct aws_allocator;
+struct aws_string;
+
+/*
+ * Log writer interface and default implementation(s)
+ *
+ * A log writer functions as a sink for formatted log lines.  We provide
+ * default implementations that go to stdout, stderr, and a specified file.
+ */
+struct aws_log_writer;
+
+typedef int(aws_log_writer_write_fn)(struct aws_log_writer *writer, const struct aws_string *output);
+typedef void(aws_log_writer_clean_up_fn)(struct aws_log_writer *writer);
+
+struct aws_log_writer_vtable {
+    aws_log_writer_write_fn *write;
+    aws_log_writer_clean_up_fn *clean_up;
+};
+
+struct aws_log_writer {
+    struct aws_log_writer_vtable *vtable;
+    struct aws_allocator *allocator;
+    void *impl;
+};
+
+struct aws_log_writer_file_options {
+    const char *filename;
+    FILE *file;
+};
+
+AWS_EXTERN_C_BEGIN
+
+/*
+ * Initialize a log writer that sends log lines to stdout.  Uses C library IO.
+ */
+AWS_COMMON_API
+int aws_log_writer_init_stdout(struct aws_log_writer *writer, struct aws_allocator *allocator);
+
+/*
+ * Initialize a log writer that sends log lines to stderr.  Uses C library IO.
+ */
+AWS_COMMON_API
+int aws_log_writer_init_stderr(struct aws_log_writer *writer, struct aws_allocator *allocator);
+
+/*
+ * Initialize a log writer that sends log lines to a file.  Uses C library IO.
+ */
+AWS_COMMON_API
+int aws_log_writer_init_file(
+    struct aws_log_writer *writer,
+    struct aws_allocator *allocator,
+    struct aws_log_writer_file_options *options);
+
+/*
+ * Frees all resources used by a log writer with the exception of the base structure memory
+ */
+AWS_COMMON_API
+void aws_log_writer_clean_up(struct aws_log_writer *writer);
+
+AWS_EXTERN_C_END
+AWS_POP_SANE_WARNING_LEVEL
+
+#endif /* AWS_COMMON_LOG_WRITER_H */