/* $Id$ */
/*** libbfd.c -- random bfd support routines used internally only. */
-#include "sysdep.h"
+#include <sysdep.h>
#include "bfd.h"
#include "libbfd.h"
certain operations */
boolean
-_bfd_dummy_new_section_hook (ignore, ignore_newsect)
- bfd *ignore;
- asection *ignore_newsect;
+DEFUN(_bfd_dummy_new_section_hook,(ignore, ignore_newsect),
+ bfd *ignore AND
+ asection *ignore_newsect)
{
return true;
}
boolean
-bfd_false (ignore)
- bfd *ignore;
+DEFUN(bfd_false ,(ignore),
+ bfd *ignore)
{
return false;
}
boolean
-bfd_true (ignore)
- bfd *ignore;
+DEFUN(bfd_true,(ignore),
+ bfd *ignore)
{
return true;
}
-void *
-bfd_nullvoidptr(ignore)
-bfd *ignore;
+PTR
+DEFUN(bfd_nullvoidptr,(ignore),
+ bfd *ignore)
{
- return (void *)NULL;
+ return (PTR)NULL;
}
int
-bfd_0(ignore)
-bfd *ignore;
+DEFUN(bfd_0,(ignore),
+ bfd *ignore)
{
return 0;
}
unsigned int
-bfd_0u(ignore)
-bfd *ignore;
+DEFUN(bfd_0u,(ignore),
+ bfd *ignore)
{
return 0;
}
void
-bfd_void(ignore)
-bfd *ignore;
+DEFUN(bfd_void,(ignore),
+ bfd *ignore)
{
}
boolean
-_bfd_dummy_core_file_matches_executable_p (ignore_core_bfd, ignore_exec_bfd)
- bfd *ignore_core_bfd;
-bfd *ignore_exec_bfd;
+DEFUN(_bfd_dummy_core_file_matches_executable_p,(ignore_core_bfd, ignore_exec_bfd),
+ bfd *ignore_core_bfd AND
+ bfd *ignore_exec_bfd)
{
bfd_error = invalid_operation;
return false;
/* of course you can't initialize a function to be the same as another, grr */
char *
-_bfd_dummy_core_file_failing_command (ignore_abfd)
- bfd *ignore_abfd;
+DEFUN(_bfd_dummy_core_file_failing_command,(ignore_abfd),
+ bfd *ignore_abfd)
{
return (char *)NULL;
}
int
-_bfd_dummy_core_file_failing_signal (ignore_abfd)
- bfd *ignore_abfd;
+DEFUN(_bfd_dummy_core_file_failing_signal,(ignore_abfd),
+ bfd *ignore_abfd)
{
return 0;
}
bfd_target *
-_bfd_dummy_target (ignore_abfd)
- bfd *ignore_abfd;
+DEFUN(_bfd_dummy_target,(ignore_abfd),
+ bfd *ignore_abfd)
{
return 0;
}
#ifndef zalloc
char *
-zalloc (size)
- size_t size;
+DEFUN(zalloc,(size),
+ bfd_size_type size)
{
- char *ptr = (char *) malloc (size);
+ char *ptr = (char *) malloc ((int)size);
if ((ptr != NULL) && (size != 0))
memset(ptr,0, size);
contents (0 for non-archive elements). For archive entries this is the
first octet in the file, NOT the beginning of the archive header. */
+static
+int DEFUN(real_read,(where, a,b, file),
+ PTR where AND
+ int a AND
+ int b AND
+ FILE *file)
+{
+ return fread(where, a,b,file);
+}
bfd_size_type
-bfd_read (ptr, size, nitems, abfd)
- PTR ptr;
- bfd_size_type size;
- bfd_size_type nitems;
- bfd *abfd;
+DEFUN(bfd_read,(ptr, size, nitems, abfd),
+ PTR ptr AND
+ bfd_size_type size AND
+ bfd_size_type nitems AND
+ bfd *abfd)
{
- return fread (ptr, 1, size*nitems, bfd_cache_lookup(abfd));
+ return (bfd_size_type)real_read (ptr, 1, (int)(size*nitems), bfd_cache_lookup(abfd));
}
bfd_size_type
-bfd_write (ptr, size, nitems, abfd)
- PTR ptr;
- bfd_size_type size;
- bfd_size_type nitems;
- bfd *abfd;
+DEFUN(bfd_write,(ptr, size, nitems, abfd),
+ PTR ptr AND
+ bfd_size_type size AND
+ bfd_size_type nitems AND
+ bfd *abfd)
{
- return fwrite (ptr, 1, size*nitems, bfd_cache_lookup(abfd));
+ return fwrite (ptr, 1, (int)(size*nitems), bfd_cache_lookup(abfd));
}
int
-bfd_seek (abfd, position, direction)
-bfd * CONST abfd;
-CONST file_ptr position;
-CONST int direction;
-{
- /* For the time being, a bfd may not seek to it's end. The
- problem is that we don't easily have a way to recognize
- the end of an element in an archive. */
-
- BFD_ASSERT(direction == SEEK_SET
- || direction == SEEK_CUR);
-
- if (direction == SEEK_SET && abfd->my_archive != NULL)
- {
- /* This is a set within an archive, so we need to
- add the base of the object within the archive */
- return(fseek(bfd_cache_lookup(abfd),
- position + abfd->origin,
- direction));
- }
- else
- {
- return(fseek(bfd_cache_lookup(abfd), position, direction));
- }
+DEFUN(bfd_seek,(abfd, position, direction),
+ bfd * CONST abfd AND
+ CONST file_ptr position AND
+ CONST int direction)
+{
+ /* For the time being, a bfd may not seek to it's end. The
+ problem is that we don't easily have a way to recognize
+ the end of an element in an archive. */
+
+ BFD_ASSERT(direction == SEEK_SET
+ || direction == SEEK_CUR);
+
+ if (direction == SEEK_SET && abfd->my_archive != NULL)
+ {
+ /* This is a set within an archive, so we need to
+ add the base of the object within the archive */
+ return(fseek(bfd_cache_lookup(abfd),
+ position + abfd->origin,
+ direction));
+ }
+ else
+ {
+ return(fseek(bfd_cache_lookup(abfd), position, direction));
+ }
}
long
-bfd_tell (abfd)
- bfd *abfd;
+DEFUN(bfd_tell,(abfd),
+ bfd *abfd)
{
- file_ptr ptr;
+ file_ptr ptr;
- ptr = ftell (bfd_cache_lookup(abfd));
+ ptr = ftell (bfd_cache_lookup(abfd));
- if (abfd->my_archive)
- ptr -= abfd->origin;
- return ptr;
+ if (abfd->my_archive)
+ ptr -= abfd->origin;
+ return ptr;
}
\f
/** Make a string table */
-/* Add string to table pointed to by table, at location starting with free_ptr.
+/*>bfd.h<
+ Add string to table pointed to by table, at location starting with free_ptr.
resizes the table if necessary (if it's NULL, creates it, ignoring
table_length). Updates free_ptr, table, table_length */
boolean
-bfd_add_to_string_table (table, new_string, table_length, free_ptr)
- char **table, **free_ptr;
- char *new_string;
- unsigned int *table_length;
+DEFUN(bfd_add_to_string_table,(table, new_string, table_length, free_ptr),
+ char **table AND
+ char *new_string AND
+ unsigned int *table_length AND
+ char **free_ptr)
{
size_t string_length = strlen (new_string) + 1; /* include null here */
char *base = *table;
/* Avoid a useless regrow if we can (but of course we still
take it next time */
space_length = (string_length < DEFAULT_STRING_SPACE_SIZE ?
- DEFAULT_STRING_SPACE_SIZE : string_length+1);
+ DEFAULT_STRING_SPACE_SIZE : string_length+1);
base = zalloc (space_length);
if (base == NULL) {
/* FIXME: Should these take a count argument?
Answer (gnu@cygnus.com): No, but perhaps they should be inline
- functions in swap.h #ifdef __GNUC__.
- Gprof them later and find out. */
-
-short
-_do_getbshort (addr)
- register bfd_byte *addr;
+ functions in swap.h #ifdef __GNUC__.
+ Gprof them later and find out. */
+
+/*proto*
+*i bfd_put_size
+*i bfd_get_size
+These macros as used for reading and writing raw data in sections;
+each access (except for bytes) is vectored through the target format
+of the bfd and mangled accordingly. The mangling performs any
+necessary endian translations and removes alignment restrictions.
+*+
+#define bfd_put_8(abfd, val, ptr) \
+ (*((char *)ptr) = (char)val)
+#define bfd_get_8(abfd, ptr) \
+ (*((char *)ptr))
+#define bfd_put_16(abfd, val, ptr) \
+ BFD_SEND(abfd, bfd_putx16, (val,ptr))
+#define bfd_get_16(abfd, ptr) \
+ BFD_SEND(abfd, bfd_getx16, (ptr))
+#define bfd_put_32(abfd, val, ptr) \
+ BFD_SEND(abfd, bfd_putx32, (val,ptr))
+#define bfd_get_32(abfd, ptr) \
+ BFD_SEND(abfd, bfd_getx32, (ptr))
+#define bfd_put_64(abfd, val, ptr) \
+ BFD_SEND(abfd, bfd_putx64, (val, ptr))
+#define bfd_get_64(abfd, ptr) \
+ BFD_SEND(abfd, bfd_getx64, (ptr))
+*-
+*-*/
+
+/*proto*
+*i bfd_h_put_size
+*i bfd_h_get_size
+These macros have the same function as their @code{bfd_get_x}
+bretherin, except that they are used for removing information for the
+header records of object files. Believe it or not, some object files
+keep their header records in big endian order, and their data in little
+endan order.
+*+
+#define bfd_h_put_8(abfd, val, ptr) \
+ (*((char *)ptr) = (char)val)
+#define bfd_h_get_8(abfd, ptr) \
+ (*((char *)ptr))
+#define bfd_h_put_16(abfd, val, ptr) \
+ BFD_SEND(abfd, bfd_h_putx16,(val,ptr))
+#define bfd_h_get_16(abfd, ptr) \
+ BFD_SEND(abfd, bfd_h_getx16,(ptr))
+#define bfd_h_put_32(abfd, val, ptr) \
+ BFD_SEND(abfd, bfd_h_putx32,(val,ptr))
+#define bfd_h_get_32(abfd, ptr) \
+ BFD_SEND(abfd, bfd_h_getx32,(ptr))
+#define bfd_h_put_64(abfd, val, ptr) \
+ BFD_SEND(abfd, bfd_h_putx64,(val, ptr))
+#define bfd_h_get_64(abfd, ptr) \
+ BFD_SEND(abfd, bfd_h_getx64,(ptr))
+*-
+*-*/
+
+unsigned int
+DEFUN(_do_getb16,(addr),
+ register bfd_byte *addr)
{
- return (addr[0] << 8) | addr[1];
+ return (addr[0] << 8) | addr[1];
}
-short
-_do_getlshort (addr)
- register bfd_byte *addr;
+unsigned int
+DEFUN(_do_getl16,(addr),
+ register bfd_byte *addr)
{
- return (addr[1] << 8) | addr[0];
+ return (addr[1] << 8) | addr[0];
}
void
-_do_putbshort (data, addr)
- int data; /* Actually short, but ansi C sucks */
- register bfd_byte *addr;
+DEFUN(_do_putb16,(data, addr),
+ int data AND
+ register bfd_byte *addr)
{
- addr[0] = (bfd_byte)(data >> 8);
- addr[1] = (bfd_byte )data;
+ addr[0] = (bfd_byte)(data >> 8);
+ addr[1] = (bfd_byte )data;
}
void
-_do_putlshort (data, addr)
- int data; /* Actually short, but ansi C sucks */
- register bfd_byte *addr;
+DEFUN(_do_putl16,(data, addr),
+ int data AND
+ register bfd_byte *addr)
{
- addr[0] = (bfd_byte )data;
- addr[1] = (bfd_byte)(data >> 8);
+ addr[0] = (bfd_byte )data;
+ addr[1] = (bfd_byte)(data >> 8);
}
-long
-_do_getblong (addr)
- register bfd_byte *addr;
+unsigned int
+DEFUN(_do_getb32,(addr),
+ register bfd_byte *addr)
{
- return ((((addr[0] << 8) | addr[1]) << 8) | addr[2]) << 8 | addr[3];
+ return ((((addr[0] << 8) | addr[1]) << 8) | addr[2]) << 8 | addr[3];
}
-long
-_do_getllong (addr)
- register bfd_byte *addr;
+unsigned int
+_do_getl32 (addr)
+ register bfd_byte *addr;
+{
+ return ((((addr[3] << 8) | addr[2]) << 8) | addr[1]) << 8 | addr[0];
+}
+
+bfd_64_type
+DEFUN(_do_getb64,(addr),
+ register bfd_byte *addr)
{
- return ((((addr[3] << 8) | addr[2]) << 8) | addr[1]) << 8 | addr[0];
+#ifdef HOST_64_BIT
+ bfd_64_type low, high;
+
+ high= ((((((((addr[0]) << 8) |
+ addr[1]) << 8) |
+ addr[2]) << 8) |
+ addr[3]) );
+
+ low = ((((((((addr[4]) << 8) |
+ addr[5]) << 8) |
+ addr[6]) << 8) |
+ addr[7]));
+
+ return high << 32 | low;
+#else
+ bfd_64_type foo;
+ BFD_FAIL();
+ return foo;
+#endif
+
+}
+
+bfd_64_type
+DEFUN(_do_getl64,(addr),
+ register bfd_byte *addr)
+{
+
+#ifdef HOST_64_BIT
+ bfd_64_type low, high;
+ high= (((((((addr[7] << 8) |
+ addr[6]) << 8) |
+ addr[5]) << 8) |
+ addr[4]));
+
+ low = (((((((addr[3] << 8) |
+ addr[2]) << 8) |
+ addr[1]) << 8) |
+ addr[0]) );
+
+ return high << 32 | low;
+#else
+bfd_64_type foo;
+ BFD_FAIL();
+return foo;
+#endif
+
}
void
-_do_putblong (data, addr)
- unsigned long data;
- register bfd_byte *addr;
+DEFUN(_do_putb32,(data, addr),
+ unsigned long data AND
+ register bfd_byte *addr)
{
- addr[0] = (bfd_byte)(data >> 24);
- addr[1] = (bfd_byte)(data >> 16);
- addr[2] = (bfd_byte)(data >> 8);
- addr[3] = (bfd_byte)data;
+ addr[0] = (bfd_byte)(data >> 24);
+ addr[1] = (bfd_byte)(data >> 16);
+ addr[2] = (bfd_byte)(data >> 8);
+ addr[3] = (bfd_byte)data;
}
void
-_do_putllong (data, addr)
- unsigned long data;
- register bfd_byte *addr;
+DEFUN(_do_putl32,(data, addr),
+ unsigned long data AND
+ register bfd_byte *addr)
{
- addr[0] = (bfd_byte)data;
- addr[1] = (bfd_byte)(data >> 8);
- addr[2] = (bfd_byte)(data >> 16);
- addr[3] = (bfd_byte)(data >> 24);
+ addr[0] = (bfd_byte)data;
+ addr[1] = (bfd_byte)(data >> 8);
+ addr[2] = (bfd_byte)(data >> 16);
+ addr[3] = (bfd_byte)(data >> 24);
}
+void
+DEFUN(_do_putb64,(data, addr),
+ bfd_64_type data AND
+ register bfd_byte *addr)
+{
+#ifdef HOST_64_BIT
+ addr[0] = (bfd_byte)(data >> (7*8));
+ addr[1] = (bfd_byte)(data >> (6*8));
+ addr[2] = (bfd_byte)(data >> (5*8));
+ addr[3] = (bfd_byte)(data >> (4*8));
+ addr[4] = (bfd_byte)(data >> (3*8));
+ addr[5] = (bfd_byte)(data >> (2*8));
+ addr[6] = (bfd_byte)(data >> (1*8));
+ addr[7] = (bfd_byte)(data >> (0*8));
+#else
+ BFD_FAIL();
+#endif
+}
+void
+DEFUN(_do_putl64,(data, addr),
+ bfd_64_type data AND
+ register bfd_byte *addr)
+{
+#ifdef HOST_64_BIT
+ addr[7] = (bfd_byte)(data >> (7*8));
+ addr[6] = (bfd_byte)(data >> (6*8));
+ addr[5] = (bfd_byte)(data >> (5*8));
+ addr[4] = (bfd_byte)(data >> (4*8));
+ addr[3] = (bfd_byte)(data >> (3*8));
+ addr[2] = (bfd_byte)(data >> (2*8));
+ addr[1] = (bfd_byte)(data >> (1*8));
+ addr[0] = (bfd_byte)(data >> (0*8));
+#else
+ BFD_FAIL();
+#endif
+}
+\f
+/* Default implementation */
+boolean
+DEFUN(bfd_generic_get_section_contents, (abfd, section, location, offset, count),
+ bfd *abfd AND
+ sec_ptr section AND
+ PTR location AND
+ file_ptr offset AND
+ bfd_size_type count)
+{
+ if (count == 0)
+ return true;
+ if ((bfd_size_type)offset >= section->size
+ || bfd_seek(abfd,(file_ptr)( section->filepos + offset), SEEK_SET) == -1
+ || bfd_read(location, (bfd_size_type)1, count, abfd) != count)
+ return (false); /* on error */
+ return (true);
+}
+/*proto-internal*
+*i bfd_log2
+Return the log base 2 of the value supplied, rounded up. eg an arg
+of 1025 would return 11.
+*; PROTO(bfd_vma, bfd_log2,(bfd_vma x));
+*-*/
+bfd_vma bfd_log2(x)
+bfd_vma x;
+{
+ bfd_vma result = 0;
+ while ( (bfd_vma)(1<< result) < x)
+ result++;
+ return result;
+}