Program Overview
The Embedded Linux – Linux System Programming course is designed to provide strong hands-on knowledge of Linux system-level programming used in embedded and application development.
This program focuses on how Linux applications interact with the operating system using system calls, processes, threads, memory management, file systems, and networking.
By the end of this course, learners will be able to design, develop, debug, and optimize Linux applications commonly used in embedded systems, IoT devices, and system software development.
Eligibility
- Basic knowledge of C Programming
- Understanding of Linux commands
- Familiarity with compiling and running C programs
- Basic knowledge of Operating System concepts (process, memory, files)
- Interest in Embedded Linux / System Programming
Course Highlights
- Hands-on practical sessions with real Linux programming examples
- Industry-focused system programming concepts used in embedded systems
- Step-by-step debugging using professional development tools
- Real-time mini projects and coding exercises
- Interview preparation support with commonly asked system programming questions
Course Curriculum
Linux Fundamentals
- Linux Architecture Overview
- Kernel Space vs User Space
- Linux Boot Process Basics
- Linux File System Structure
- Shell and Terminal Usage
- Environment Variables
- GCC Compilation Process
- Static vs Dynamic Linking
System Calls and File Handling
- What is a System Call
- File Descriptors
- open()
- read()
- write()
- close()
- lseek()
- stat() and fstat()
- File Permissions
- File Modes
- Error Handling using errno
- File Copy Program Implementation
Process Management
- Process Concept in Linux
- Process Lifecycle
- fork()
- exec() Family
- wait() and waitpid()
- Process ID (PID)
- Zombie Process
- Orphan Process
- Process Creation Examples
- System Command Execution
Inter-Process Communication (IPC)
- IPC Overview
- Pipes
- Named Pipes (FIFO)
- Message Queues
- Shared Memory
- Semaphores
- Producer-Consumer Problem
- Signals
- IPC Synchronization
Signals
- Signal Concept
- Common Linux Signals
- signal()
- sigaction()
- kill()
- raise()
- Alarm Signals
- Handling Interrupt Signals
- Signal Masking
- Signal Handling Programs
Threads and Concurrency
- Thread vs Process
- POSIX Threads (pthreads)
- Thread Creation
- Thread Join
- Thread Exit
- Mutex
- Race Condition
- Deadlock
- Thread Synchronization
- Multithreading Programs
File System and Directory Handling
- Directory Structure
- opendir()
- readdir()
- closedir()
- mkdir()
- rmdir()
- File Traversal
- File Metadata Handling
Memory Management
- Virtual Memory Concept
- Stack vs Heap
- malloc()
- calloc()
- realloc()
- free()
- Memory Leak
- Memory Fragmentation
- mmap()
- Shared Memory Mapping
Input / Output Multiplexing
- Blocking vs Non-Blocking I/O
- select()
- poll()
- epoll()
- Event-Driven Programming
- Multiple Client Handling
- Server I/O Monitoring
Timers and Time Management
- time()
- gettimeofday()
- sleep()
- usleep()
- nanosleep()
- alarm()
- Timer Signals
- Periodic Timer Programs
- Real-Time Clock Handling
Networking Basics (System Programming)
- Networking Fundamentals
- Socket Programming Overview
- TCP vs UDP
- socket()
- bind()
- listen()
- accept()
- connect()
- send()
- recv()
- Client-Server Program
- Multi-Client Server
Debugging and Development Tools
- GCC Compiler Options
- Makefile Basics
- GDB Debugging
- Breakpoints
- Step Execution
- Core Dump Analysis
- Memory Debugging using Valgrind
- strace Tool
- ltrace Tool
- Performance Monitoring
Meet Your Trainer
Mr.Raja
(Embedded Systems Specialist)
Mr.Raja comes with 19+ years of rich Development and Training experience with Top MNCs in Embedded/Networking/Telecom domains from driver level to Application level.
Skills:
C, C++, Data Structures,
Python, Linux Programming,
Linux Internals, Linux drivers,
OS Concepts, RTOS
Worked On:
Application Layer Protocols,
Embedded System Software development,
Driver Development.
Tools:
CVS, GIT, GNATS, Clear case,
Review tool, Coverity, Valgrind,
GDB, GCov, Cscope, Vi, gcc tool chain
Course Curriculum
Introduction to C Programming
- History of C Language
- Features of C Language
- Structure of a C Program
- Compilation Process
- Executable File Generation
- Tokens in C
- Keywords and Identifiers
- Variables and Constants
- Data Types in C
- Writing First C Program
Input and Output Functions
- Standard Input and Output
- printf() Function
- scanf() Function
- Format Specifiers
- Escape Sequences
- Character Input and Output
- gets() and puts()
- getchar() and putchar()
- Formatted Input and Output
Operators and Expressions
- Arithmetic Operators
- Relational Operators
- Logical Operators
- Assignment Operators
- Increment and Decrement Operators
- Conditional Operator
- Bitwise Operators
- Operator Precedence
- Expression Evaluation
Control Statements
Decision Making
- if Statement
- if-else Statement
- Nested if
- else-if Ladder
- switch Statement
Looping
- for Loop
- while Loop
- do-while Loop
- Nested Loops
Jump Statements
- break
- continue
- goto
- return
Functions
- Standard Input and Output
- printf() Function
- scanf() Function
- Format Specifiers
- Escape Sequences
- Character Input and Output
- gets() and puts()
- getchar() and putchar()
- Formatted Input and Output
Arrays
- One-Dimensional Array
- Array Initialization
- Array Traversal
- Two-Dimensional Array
- Multi-Dimensional Array
- Passing Array to Function
- Array of Strings
- Matrix Operations
- Searching in Array
- Sorting in Array
Strings
- String Declaration
- String Initialization
- String Input and Output
- strlen()
- strcpy()
- strcat()
- strcmp()
- String Manipulation Programs
Pointers
Basic Level
- Pointer Concept
- Pointer Declaration
- Pointer Initialization
- Address Operator
- Dereference Operator
Intermediate Level
- Pointer Arithmetic
- Pointer and Array Relationship
- Pointer to Pointer
- Pointer to Function
- Passing Pointer to Function
Advanced Level
- Void Pointer
- Function Pointer
- Dynamic Memory Access
- Pointer to Structure
- Memory Layout Understanding
Dynamic Memory Allocation
- Memory Allocation Concept
- Stack vs Heap
- malloc()
- calloc()
- realloc()
- free()
- Memory Leak
- Dangling Pointer
- Dynamic Array Allocation
- Memory Management Best Practices
Structures and Unions
- Structure Definition
- Structure Initialization
- Accessing Structure Members
- Array of Structures
- Nested Structures
- Passing Structure to Function
- Pointer to Structure
- Union Concept
- Structure vs Union
Storage Classes
- auto Storage Class
- static Storage Class
- extern Storage Class
- register Storage Class
- Scope of Variables
- Lifetime of Variables
- Global vs Local Variables
Bitwise Operations
- Bitwise AND
- Bitwise OR
- Bitwise XOR
- Bitwise NOT
- Left Shift
- Right Shift
- Bit Masking
- Setting Bits
- Toggling Bits
File Handling
- File Concept
- File Opening
- File Closing
- Reading from File
- Writing to File
- File Modes
- fprintf()
- fscanf()
- fread()
- fwrite()
- File Error Handling
Preprocessor Directives
- #include
- #define
- Macros
- Conditional Compilation
- #ifdef
- #ifndef
- Header Files
- Macro Functions
- Inline Macros
Command Line Arguments
- argc and argv
- Passing Arguments
- Command Line Input
- Argument Parsing
- Real-Time Usage Examples
Debugging and Best Practices
- Compilation Errors
- Runtime Errors
- Logical Errors
- Debugging Techniques
- Using printf for Debugging
- Code Optimization
- Coding Standards
- Defensive Programming