Fix documentation.

libguac/include/hash.h

@@ -35,12 +35,18 @@
  *
  * ***** END LICENSE BLOCK ***** */
 
-
 #ifndef _GUAC_HASH_H
 #define _GUAC_HASH_H
 
 #include <cairo/cairo.h>
 
+/**
+ * Provides functions and structures for producing likely-to-be-unique hash
+ * values for images.
+ *
+ * @file hash.h
+ */
+
 /**
  * Produces a 24-bit hash value from all pixels of the given surface. The
  * surface provided must be RGB or ARGB with each pixel stored in 32 bits.

libguac/include/pool.h

@@ -39,8 +39,8 @@
 #define _GUAC_POOL_H
 
 /**
- * Provides functions and structures for maintaining dynamically allocated and freed
- * pools of integers.
+ * Provides functions and structures for maintaining dynamically allocated and
+ * freed pools of integers.
  *
  * @file pool.h
  */

libguac/include/stream.h

@@ -42,7 +42,7 @@
  * Provides functions and structures required for allocating and using nested
  * streams.
  *
- * @file layer.h
+ * @file stream.h
  */
 
 typedef struct guac_stream guac_stream;

libguac/include/unicode.h

@@ -40,6 +40,12 @@
 
 #include <stddef.h>
 
+/**
+ * Provides functions for manipulating Unicode strings.
+ *
+ * @file unicode.h
+ */
+
 /**
  * Given the initial byte of a single UTF-8 character, returns the overall
  * byte size of the entire character.