Const policed pointer arguments to functions, part 2

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@4996 a1c6a512-1295-4272-9138-f99709370657

4 files changed, 14 insertions, 13 deletions

diff --git a/firmware/export/ata.h b/firmware/export/ata.h
index 213d3e5b8b..06de33a8f2 100644
--- a/firmware/export/ata.h
+++ b/firmware/export/ata.h
@@ -42,8 +42,8 @@ extern int ata_hard_reset(void);
 extern int ata_soft_reset(void);
 extern int ata_init(void);
 extern int ata_read_sectors(unsigned long start, int count, void* buf);
-extern int ata_write_sectors(unsigned long start, int count, void* buf);
-extern void ata_delayed_write(unsigned long sector, void* buf);
+extern int ata_write_sectors(unsigned long start, int count, const void* buf);
+extern void ata_delayed_write(unsigned long sector, const void* buf);
 extern void ata_flush(void);
 extern void ata_spin(void);
 extern unsigned short* ata_get_identify(void);
diff --git a/firmware/export/fat.h b/firmware/export/fat.h
index 24c894ff35..f4f09a2d19 100644
--- a/firmware/export/fat.h
+++ b/firmware/export/fat.h
@@ -72,14 +72,14 @@ struct fat_dir
 extern int fat_mount(int startsector);
 extern void fat_size(unsigned int* size, unsigned int* free);
 extern void fat_recalc_free(void);
-extern int fat_create_dir(char* name,
+extern int fat_create_dir(const char* name,
                           struct fat_dir* newdir,
                           struct fat_dir* dir);
 extern int fat_startsector(void);
 extern int fat_open(unsigned int cluster,
                     struct fat_file* ent,
-                    struct fat_dir* dir);
-extern int fat_create_file(char* name, 
+                    const struct fat_dir* dir);
+extern int fat_create_file(const char* name,
                            struct fat_file* ent,
                            struct fat_dir* dir);
 extern int fat_readwrite(struct fat_file *ent, int sectorcount, 
@@ -87,13 +87,13 @@ extern int fat_readwrite(struct fat_file *ent, int sectorcount,
 extern int fat_closewrite(struct fat_file *ent, int size, int attr);
 extern int fat_seek(struct fat_file *ent, unsigned int sector );
 extern int fat_remove(struct fat_file *ent);
-extern int fat_truncate(struct fat_file *ent);
+extern int fat_truncate(const struct fat_file *ent);
 extern int fat_rename(struct fat_file* file, 
-                      unsigned char* newname,
+                      const unsigned char* newname,
                       int size, int attr);
 
 extern int fat_opendir(struct fat_dir *ent, unsigned int currdir,
-                       struct fat_dir *parent_dir);
+                       const struct fat_dir *parent_dir);
 extern int fat_getnext(struct fat_dir *ent, struct fat_direntry *entry);
 extern int fat_get_cluster_size(void);
 
diff --git a/firmware/export/lcd.h b/firmware/export/lcd.h
index 2a8a7ff0b1..7dda83d8da 100644
--- a/firmware/export/lcd.h
+++ b/firmware/export/lcd.h
@@ -44,13 +44,14 @@ extern void lcd_scroll_speed( int speed );
 extern void lcd_scroll_delay( int ms );
 extern void lcd_set_contrast(int val);
 extern void lcd_write_command( int byte );
-extern void lcd_write_data( unsigned char* p_bytes, int count );
+extern void lcd_write_data( const unsigned char* p_bytes, int count );
 extern int  lcd_default_contrast(void);
 
 #if defined(SIMULATOR) || defined(HAVE_LCD_BITMAP)
 extern void lcd_update(void);
 /* performance function */
-extern void lcd_blit (unsigned char* p_data, int x, int y, int width, int height, int stride);
+extern void lcd_blit (const unsigned char* p_data, int x, int y, int width,
+                      int height, int stride);
 
 /* update a fraction of the screen */
 extern void lcd_update_rect(int x, int y, int width, int height);
@@ -88,8 +89,8 @@ enum
     ICON_PARAM
 };
 
-extern void lcd_define_hw_pattern (int which,char *pattern,int length);
-extern void lcd_define_pattern (int which,char *pattern);
+extern void lcd_define_hw_pattern (int which,const char *pattern,int length);
+extern void lcd_define_pattern (int which,const char *pattern);
 extern void lcd_double_height (bool on);
 #define JUMP_SCROLL_ALWAYS 5
 extern void lcd_jump_scroll (int mode); /* 0=off, 1=once, ..., ALWAYS */
diff --git a/firmware/export/mas.h b/firmware/export/mas.h
index 573b9b6b37..8a60389ade 100644
--- a/firmware/export/mas.h
+++ b/firmware/export/mas.h
@@ -101,7 +101,7 @@
 int mas_default_read(unsigned short *buf);
 int mas_run(unsigned short address);
 int mas_readmem(int bank, int addr, unsigned long* dest, int len);
-int mas_writemem(int bank, int addr, unsigned long* src, int len);
+int mas_writemem(int bank, int addr, const unsigned long* src, int len);
 int mas_readreg(int reg);
 int mas_writereg(int reg, unsigned int val);
 void mas_reset(void);