Constify more function parameters

src/analyse.c

@@ -220,7 +220,7 @@ int search_type_0(const unsigned char *buffer, disk_t *disk, partition_t *partit
   return 0;
 }
 
-int search_type_1(const unsigned char *buffer, disk_t *disk, partition_t *partition, const int verbose, const int dump_ind)
+int search_type_1(const unsigned char *buffer, const disk_t *disk, partition_t *partition, const int verbose, const int dump_ind)
 {
   const struct disklabel *bsd_header=(const struct disklabel *)(buffer+0x200);
   const struct disk_super_block *beos_block=(const struct disk_super_block*)(buffer+0x200);

src/analyse.h

@@ -24,7 +24,7 @@ extern "C" {
 #endif
 
 int search_type_0(const unsigned char *buffer, disk_t *disk_car,partition_t *partition,const int verbose, const int dump_ind);
-int search_type_1(const unsigned char *buffer, disk_t *disk_car,partition_t *partition,const int verbose, const int dump_ind);
+int search_type_1(const unsigned char *buffer, const disk_t *disk_car, partition_t *partition, const int verbose, const int dump_ind);
 int search_type_2(const unsigned char *buffer, disk_t *disk_car,partition_t *partition,const int verbose, const int dump_ind);
 int search_type_8(unsigned char *buffer, disk_t *disk_car,partition_t *partition,const int verbose, const int dump_ind);
 int search_type_16(unsigned char *buffer, disk_t *disk_car,partition_t *partition,const int verbose, const int dump_ind);

src/dfxml.c

@@ -263,7 +263,7 @@ void xml_add_DFXML_creator(const char *package, const char *version)
   xml_pop("creator");
 }
 
-void xml_setup(disk_t *disk, const partition_t *partition)
+void xml_setup(const disk_t *disk, const partition_t *partition)
 {
   if(xml_handle==NULL)
     return;

src/dfxml.h

@@ -35,7 +35,7 @@ void xml_push(const char *tag, const char *attribute);
 void xml_pop(const char *tag);
 void xml_out2s(const char *tag, const char *value);
 void xml_out2i(const char *tag, const uint64_t value);
-void xml_setup(disk_t *disk, const partition_t *partition);
+void xml_setup(const disk_t *disk, const partition_t *partition);
 void xml_set_command_line(const int argc, char **argv);
 void xml_clear_command_line(void);
 void xml_add_DFXML_creator(const char *package, const char *version);

src/ext2_dir.c

@@ -96,7 +96,6 @@ static struct struct_io_manager my_struct_manager = {
 	.write_blk64=&my_write_blk64,
 #endif
 };
-static int ext2_dir(disk_t *disk_car, const partition_t *partition, dir_data_t *dir_data, const unsigned long int cluster, file_info_t *dir_list);
 
 static io_channel shared_ioch=NULL;
 /*

src/fat1x.c

@@ -62,7 +62,7 @@ static void dump_fat1x_ncurses(disk_t *disk_car, const partition_t *partition, c
 }
 #endif
 
-static void dump_fat1x(disk_t *disk_car, partition_t *partition, const unsigned char *buffer_bs, char **current_cmd)
+static void dump_fat1x(disk_t *disk_car, const partition_t *partition, const unsigned char *buffer_bs, char **current_cmd)
 {
   log_info("Boot sector\n");
   dump_log(buffer_bs, FAT1x_BOOT_SECTOR_SIZE);

src/fat_dir.c

@@ -57,7 +57,6 @@ struct fat_dir_struct
 
 
 static int fat1x_rootdir(disk_t *disk_car, const partition_t *partition, const dir_data_t *dir_data, const struct fat_boot_sector*fat_header, file_info_t *dir_list);
-static int fat_dir(disk_t *disk_car, const partition_t *partition, dir_data_t *dir_data, const unsigned long int first_cluster, file_info_t *dir_list);
 static inline void fat16_towchar(wchar_t *dst, const uint8_t *src, size_t len);
 static int fat_copy(disk_t *disk_car, const partition_t *partition, dir_data_t *dir_data, const file_info_t *file);
 static void dir_partition_fat_close(dir_data_t *dir_data);

src/gfs2.c

@@ -78,7 +78,7 @@ int check_gfs2(disk_t *disk, partition_t *partition)
   return 0;
 }
 
-int recover_gfs2(disk_t *disk, const struct gfs2_sb *sb, partition_t *partition, const int dump_ind)
+int recover_gfs2(const disk_t *disk, const struct gfs2_sb *sb, partition_t *partition, const int dump_ind)
 {
   if(test_gfs2(disk,sb,partition,dump_ind)!=0)
     return 1;

src/gfs2.h

@@ -79,7 +79,7 @@ struct gfs2_sb {
 
 //
 int check_gfs2(disk_t *disk_car, partition_t *partition);
-int recover_gfs2(disk_t *disk_car, const struct gfs2_sb *sb, partition_t *partition, const int dump_ind);
+int recover_gfs2(const disk_t *disk_car, const struct gfs2_sb *sb, partition_t *partition, const int dump_ind);
 
 #ifdef __cplusplus
 } /* closing brace for extern "C" */

src/hfs.c

@@ -83,7 +83,7 @@ int recover_HFS(disk_t *disk_car, const hfs_mdb_t *hfs_mdb,partition_t *partitio
   return 0;
 }
 
-int test_HFS(disk_t *disk_car, const hfs_mdb_t *hfs_mdb, const partition_t *partition, const int verbose, const int dump_ind)
+int test_HFS(const disk_t *disk_car, const hfs_mdb_t *hfs_mdb, const partition_t *partition, const int verbose, const int dump_ind)
 {
   /* Check for HFS signature */
   if (hfs_mdb->drSigWord!=be16(HFS_SUPER_MAGIC))

src/hfs.h

@@ -76,7 +76,7 @@ struct hfs_mdb {
   hfs_extent_rec drCTExtRec;           /* 0x96 catalog B-tree's first 3 extents */
 } __attribute__ ((gcc_struct, __packed__));
 int check_HFS(disk_t *disk_car,partition_t *partition,const int verbose);
-int test_HFS(disk_t *disk_car, const hfs_mdb_t *hfs_mdb, const partition_t *partition, const int verbose, const int dump_ind);
+int test_HFS(const disk_t *disk_car, const hfs_mdb_t *hfs_mdb, const partition_t *partition, const int verbose, const int dump_ind);
 int recover_HFS(disk_t *disk_car, const hfs_mdb_t *hfs_mdb,partition_t *partition,const int verbose, const int dump_ind, const int backup);
 
 #ifdef __cplusplus

src/hfsp.c

@@ -76,7 +76,7 @@ int check_HFSP(disk_t *disk_car,partition_t *partition,const int verbose)
   return 0;
 }
 
-int recover_HFSP(disk_t *disk_car, const struct hfsp_vh *vh,partition_t *partition,const int verbose, const int dump_ind, const int backup)
+int recover_HFSP(disk_t *disk_car, const struct hfsp_vh *vh, partition_t *partition, const int verbose, const int dump_ind, const int backup)
 {
   uint64_t part_size;
   if(test_HFSP(disk_car,vh,partition,verbose,dump_ind)!=0)

src/hfsp.h

@@ -150,7 +150,7 @@ typedef struct hfsp_vh {
 
 int check_HFSP(disk_t *disk_car,partition_t *partition,const int verbose);
 int test_HFSP(const disk_t *disk_car, const struct hfsp_vh *vh, const partition_t *partition, const int verbose, const int dump_ind);
-int recover_HFSP(disk_t *disk_car, const struct hfsp_vh *vh,partition_t *partition,const int verbose, const int dump_ind, const int backup);
+int recover_HFSP(disk_t *disk_car, const struct hfsp_vh *vh, partition_t *partition, const int verbose, const int dump_ind, const int backup);
 
 #ifdef __cplusplus
 } /* closing brace for extern "C" */

src/hpfs.c

@@ -70,7 +70,7 @@ static int test_HPFS(const disk_t *disk_car, const struct fat_boot_sector *hpfs_
   return 1;
 }
 
-int recover_HPFS(disk_t *disk_car, const struct fat_boot_sector *hpfs_header, partition_t *partition, const int verbose)
+int recover_HPFS(const disk_t *disk_car, const struct fat_boot_sector *hpfs_header, partition_t *partition, const int verbose)
 {
   if(test_HPFS(disk_car, hpfs_header, partition, verbose,0)!=0)
     return 1;

src/hpfs.h

@@ -26,7 +26,7 @@
 extern "C" {
 #endif
 
-int recover_HPFS(disk_t *disk_car, const struct fat_boot_sector *hpfs_header, partition_t *partition, const int verbose);
+int recover_HPFS(const disk_t *disk_car, const struct fat_boot_sector *hpfs_header, partition_t *partition, const int verbose);
 int check_HPFS(disk_t *disk_car,partition_t *partition, const int verbose);
 
 #ifdef __cplusplus

src/ntfs_udl.c

@@ -1593,7 +1593,7 @@ static void ntfs_undelete_menu_ncurses(const disk_t *disk_car, const partition_t
 }
 #endif
 
-static void ntfs_undelete_cli(dir_data_t *dir_data, file_info_t *dir_list)
+static void ntfs_undelete_cli(dir_data_t *dir_data, const file_info_t *dir_list)
 {
   unsigned int file_ok=0;
   unsigned int file_bad=0;
@@ -1617,7 +1617,7 @@ static void ntfs_undelete_cli(dir_data_t *dir_data, file_info_t *dir_list)
   opts.dest=NULL;
 }
 
-static void ntfs_undelete_menu(disk_t *disk_car, const partition_t *partition, dir_data_t *dir_data, file_info_t *dir_list, char**current_cmd)
+static void ntfs_undelete_menu(const disk_t *disk_car, const partition_t *partition, dir_data_t *dir_data, file_info_t *dir_list, char**current_cmd)
 {
   log_list_file(disk_car, partition, dir_data, dir_list);
   if(*current_cmd!=NULL)

src/photorec_check_header.h

@@ -92,7 +92,7 @@ static pstatus_t photorec_new_file(file_recovery_t *file_recovery, struct ph_par
   return PSTATUS_OK;
 }
 
-static pstatus_t photorec_header_found(file_recovery_t *file_recovery_new, file_recovery_t *file_recovery, struct ph_param *params, const struct ph_options *options, alloc_data_t *list_search_space, const unsigned char *buffer, pfstatus_t *file_recovered, const uint64_t offset)
+static pstatus_t photorec_header_found(const file_recovery_t *file_recovery_new, file_recovery_t *file_recovery, struct ph_param *params, const struct ph_options *options, alloc_data_t *list_search_space, const unsigned char *buffer, pfstatus_t *file_recovered, const uint64_t offset)
 {
   *file_recovered=PFSTATUS_BAD;
   if(file_recovery_new->file_stat==NULL || file_recovery_new->file_stat->file_hint==NULL)