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Code Issues Releases Wiki Activity

Remove overengineering, part 1/many 

Signed-off-by: Patrick Georgi <patrick.georgi@secunet.com>
Acked-by: Patrick Georgi <patrick.georgi@secunet.com>


git-svn-id: svn://svn.coreboot.org/coreboot/trunk@6267 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1
This commit is contained in:
Patrick Georgi 2011-01-18 12:14:08 +00:00 committed by Patrick Georgi
parent 2601697c6f
commit 024ec852c2
4 changed files with 7 additions and 62 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

41
util/nvramtool/hexdump.c
View File

@ -46,8 +46,7 @@
static void addrprint(FILE * outfile, uint64_t address, int width);
static void hexprint(FILE * outfile, unsigned char byte);
static void charprint(FILE * outfile, unsigned char byte,
unsigned char nonprintable,
is_printable_fn_t is_printable_fn);
unsigned char nonprintable);
/*--------------------------------------------------------------------------
* hexdump
@ -70,17 +69,11 @@ void hexdump(const void *mem, int bytes, uint64_t addrprint_start,
{
int bytes_left, index, i;
const unsigned char *p;
is_printable_fn_t is_printable_fn;
/* Quietly return if the caller asks us to do something unreasonable. */
if ((format->bytes_per_line <= 0) || (bytes < 0))
return;
is_printable_fn = format->is_printable_fn;
if (is_printable_fn == NULL)
is_printable_fn = default_is_printable_fn;
p = (const unsigned char *)mem;
index = 0;
@ -112,8 +105,7 @@ void hexdump(const void *mem, int bytes, uint64_t addrprint_start,
/* display the bytes as characters */
for (i = 0; i < format->bytes_per_line; i++)
charprint(outfile, p[index++], format->nonprintable,
is_printable_fn);
charprint(outfile, p[index++], format->nonprintable);
fprintf(outfile, "\n");
}
@ -148,8 +140,7 @@ void hexdump(const void *mem, int bytes, uint64_t addrprint_start,
/* display bytes for last line as characters */
for (i = 0; i < bytes_left; i++)
charprint(outfile, p[index++], format->nonprintable,
is_printable_fn);
charprint(outfile, p[index++], format->nonprintable);
/* pad the rest of the character area with spaces */
for (; i < format->bytes_per_line; i++)
@ -158,25 +149,6 @@ void hexdump(const void *mem, int bytes, uint64_t addrprint_start,
fprintf(outfile, "\n");
}
/*--------------------------------------------------------------------------
* default_is_printable_fn
*
* Determine whether the input character is printable. The proper behavior
* for this type of function may be system-dependent. This function takes a
* conservative approach. If it is not adequate for your purposes, you can
* write your own.
*
* parameters:
* c: the input character
*
* return value:
* Return 1 if the input character is printable. Otherwise return 0.
*--------------------------------------------------------------------------*/
int default_is_printable_fn(unsigned char c)
{
return (c >= 0x20) && (c <= 0x7e);
}
/*--------------------------------------------------------------------------
* addrprint
*
@ -245,12 +217,9 @@ static void hexprint(FILE * outfile, unsigned char byte)
* byte: the byte to display
* nonprintable: a substitute character to display if the byte
* represents a nonprintable character
* is_printable_fn: a function that returns a boolean value indicating
* whether a given character is printable
*--------------------------------------------------------------------------*/
static void charprint(FILE * outfile, unsigned char byte,
unsigned char nonprintable,
is_printable_fn_t is_printable_fn)
unsigned char nonprintable)
{
fprintf(outfile, "%c", is_printable_fn(byte) ? byte : nonprintable);
fprintf(outfile, "%c", ((byte >= 0x20) && (byte <= 0x7e)) ? byte : nonprintable);
}

24
util/nvramtool/hexdump.h
View File

@ -48,8 +48,6 @@
#include <sys/types.h>
#include <stdio.h>
typedef int (*is_printable_fn_t) (unsigned char c);
/*--------------------------------------------------------------------------
* hexdump_format_t
*
@ -75,11 +73,6 @@ typedef int (*is_printable_fn_t) (unsigned char c);
* characters. It serves as a separator.
* nonprintable: This is a substitute character to display in place
* of nonprintable characters.
* is_printable_fn: This is a user-supplied function that takes a byte
* value as input and returns a boolean value
* indicating whether the corresponding character is
* printable. A value of NULL will cause
* default_is_printable_fn to be used.
*--------------------------------------------------------------------------*/
typedef struct {
int bytes_per_line;
@ -89,7 +82,6 @@ typedef struct {
const char *sep2;
const char *sep3;
unsigned char nonprintable;
is_printable_fn_t is_printable_fn;
} hexdump_format_t;
/*--------------------------------------------------------------------------
@ -111,20 +103,4 @@ typedef struct {
void hexdump(const void *mem, int bytes, uint64_t addrprint_start,
FILE * outfile, const hexdump_format_t * format);
/*--------------------------------------------------------------------------
* default_is_printable_fn
*
* Determine whether the input character is printable. The proper behavior
* for this type of function may be system-dependent. This function appears
* to work well on a Linux system. However, if it is not adequate for your
* purposes, you can write your own.
*
* parameters:
* c: the input character
*
* return value:
* Return 1 if the input character is printable. Otherwise return 0.
*--------------------------------------------------------------------------*/
int default_is_printable_fn(unsigned char c);
#endif /* _HEXDUMP_H */

2
util/nvramtool/lbtable.c
View File

@ -234,7 +234,7 @@ static const struct lb_header *lbtable = NULL;
static const struct cmos_option_table *cmos_table = NULL;
static const hexdump_format_t format =
{ 12, 4, " ", " | ", " ", " | ", '.', NULL };
{ 12, 4, " ", " | ", " ", " | ", '.' };
/****************************************************************************
* vtophys

2
util/nvramtool/nvramtool.c
View File

@ -85,7 +85,7 @@ static const op_fn_t op_fns[] = { op_show_version,
};
static const hexdump_format_t cmos_dump_format =
{ 16, 2, "", " | ", " ", " | ", '.', NULL };
{ 16, 2, "", " | ", " ", " | ", '.' };
/****************************************************************************
* main