COFF File Structure

+-----------------------+
|                       |
| File Header           |
|                       |
+-----------------------+----
|                       |    \
| Optional File Header  |    | Only for executable file
|    (a.out header)     |    /
+-----------------------+----
|                       |    \
| Section Header 1      |    |
|                       |    |
+-----------------------+    |
.                       .    | Section Headers
.                       .    |
+-----------------------+    |
|                       |    |
| Section Header n      |    |
|                       |    /
+-----------------------+----
|                       |    \
| Section 1 Raw Data    |    |
|                       |    |
+-----------------------+    |
.                       .    | Raw data
.                       .    | (Executable Code and Initialized Data)
+-----------------------+    |
|                       |    |
| Section n Raw Data    |    |
|                       |    /
+-----------------------+----
|                       |    \
| Section 1 Relocation  |    |
|      Information      |    |
+-----------------------+    |
.                       .    | Relocation
.                       .    | Information
+-----------------------+    |
|                       |    |
| Section n Relocation  |    |
|      Information      |    /
+-----------------------+----
|                       |
| Symbol Table          |
|                       |
+-----------------------+
|                       |
| String Table          |
|                       |
+-----------------------+

File Header

 Type     | Description                     |
----------+---------------------------------|
 uint16_t | Version ID (~0x014c~ for i386)  |
 uint16_t | Number of section headers       |
 uint32_t | Timestamp                       |
 uint32_t | Symtab address                  |
 uint32_t | Number of entries in the symtab |
 uint16_t | Optional header size            |
 uint16_t | Flags                           |

Optional Header

Section Header

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