Lesson 35 - Get Compute Auth Token Working

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

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+#ifndef AWS_COMMON_SYSTEM_INFO_H
+#define AWS_COMMON_SYSTEM_INFO_H
+
+/**
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * SPDX-License-Identifier: Apache-2.0.
+ */
+
+#include <aws/common/byte_buf.h>
+#include <aws/common/common.h>
+
+AWS_PUSH_SANE_WARNING_LEVEL
+
+enum aws_platform_os {
+    AWS_PLATFORM_OS_WINDOWS,
+    AWS_PLATFORM_OS_MAC,
+    AWS_PLATFORM_OS_UNIX,
+};
+
+struct aws_cpu_info {
+    int32_t cpu_id;
+    bool suspected_hyper_thread;
+};
+
+struct aws_system_environment;
+
+AWS_EXTERN_C_BEGIN
+
+/**
+ * Allocates and initializes information about the system the current process is executing on.
+ * If successful returns an instance of aws_system_environment. If it fails, it will return NULL.
+ *
+ * Note: This api is used internally and is still early in its evolution.
+ * It may change in incompatible ways in the future.
+ */
+AWS_COMMON_API
+struct aws_system_environment *aws_system_environment_load(struct aws_allocator *allocator);
+
+AWS_COMMON_API
+struct aws_system_environment *aws_system_environment_acquire(struct aws_system_environment *env);
+
+AWS_COMMON_API
+void aws_system_environment_release(struct aws_system_environment *env);
+
+/**
+ * Returns the virtualization vendor for the specified compute environment, e.g. "Xen, Amazon EC2, etc..."
+ *
+ * The return value may be empty and in that case no vendor was detected.
+ */
+AWS_COMMON_API
+struct aws_byte_cursor aws_system_environment_get_virtualization_vendor(const struct aws_system_environment *env);
+
+/**
+ * Returns the product name for the specified compute environment. For example, the Amazon EC2 Instance type.
+ *
+ * The return value may be empty and in that case no vendor was detected.
+ */
+AWS_COMMON_API
+struct aws_byte_cursor aws_system_environment_get_virtualization_product_name(const struct aws_system_environment *env);
+
+/**
+ * Returns the number of processors for the specified compute environment.
+ */
+AWS_COMMON_API
+size_t aws_system_environment_get_processor_count(struct aws_system_environment *env);
+
+/**
+ * Returns the number of separate cpu groupings (multi-socket configurations or NUMA).
+ */
+AWS_COMMON_API
+size_t aws_system_environment_get_cpu_group_count(const struct aws_system_environment *env);
+
+/* Returns the OS this was built under */
+AWS_COMMON_API
+enum aws_platform_os aws_get_platform_build_os(void);
+
+/* Returns the number of online processors available for usage. */
+AWS_COMMON_API
+size_t aws_system_info_processor_count(void);
+
+/**
+ * Returns the logical processor groupings on the system (such as multiple numa nodes).
+ */
+AWS_COMMON_API
+uint16_t aws_get_cpu_group_count(void);
+
+/**
+ * For a group, returns the number of CPUs it contains.
+ */
+AWS_COMMON_API
+size_t aws_get_cpu_count_for_group(uint16_t group_idx);
+
+/**
+ * Fills in cpu_ids_array with the cpu_id's for the group. To obtain the size to allocate for cpu_ids_array
+ * and the value for argument for cpu_ids_array_length, call aws_get_cpu_count_for_group().
+ */
+AWS_COMMON_API
+void aws_get_cpu_ids_for_group(uint16_t group_idx, struct aws_cpu_info *cpu_ids_array, size_t cpu_ids_array_length);
+
+/* Returns true if a debugger is currently attached to the process. */
+AWS_COMMON_API
+bool aws_is_debugger_present(void);
+
+/* If a debugger is attached to the process, trip a breakpoint. */
+AWS_COMMON_API
+void aws_debug_break(void);
+
+#if defined(AWS_HAVE_EXECINFO) || defined(_WIN32) || defined(__APPLE__)
+#    define AWS_BACKTRACE_STACKS_AVAILABLE
+#endif
+
+/*
+ * Records a stack trace from the call site.
+ * Returns the number of stack entries/stack depth captured, or 0 if the operation
+ * is not supported on this platform
+ */
+AWS_COMMON_API
+size_t aws_backtrace(void **stack_frames, size_t num_frames);
+
+/*
+ * Converts stack frame pointers to symbols, if symbols are available
+ * Returns an array up to stack_depth long, that needs to be free()ed.
+ * stack_depth should be the length of frames.
+ * Returns NULL if the platform does not support stack frame translation
+ * or an error occurs
+ */
+char **aws_backtrace_symbols(void *const *stack_frames, size_t stack_depth);
+
+/*
+ * Converts stack frame pointers to symbols, using all available system
+ * tools to try to produce a human readable result. This call will not be
+ * quick, as it shells out to addr2line or similar tools.
+ * On Windows, this is the same as aws_backtrace_symbols()
+ * Returns an array up to stack_depth long that needs to be free()ed. Missing
+ * frames will be NULL.
+ * Returns NULL if the platform does not support stack frame translation
+ * or an error occurs
+ */
+char **aws_backtrace_addr2line(void *const *stack_frames, size_t stack_depth);
+
+/**
+ * Print a backtrace from either the current stack, or (if provided) the current exception/signal
+ *  call_site_data is siginfo_t* on POSIX, and LPEXCEPTION_POINTERS on Windows, and can be null
+ */
+AWS_COMMON_API
+void aws_backtrace_print(FILE *fp, void *call_site_data);
+
+/* Log the callstack from the current stack to the currently configured aws_logger */
+AWS_COMMON_API
+void aws_backtrace_log(int log_level);
+
+AWS_EXTERN_C_END
+AWS_POP_SANE_WARNING_LEVEL
+
+#endif /* AWS_COMMON_SYSTEM_INFO_H */