mirror of
https://gitlab.rtems.org/rtems/rtos/rtems.git
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5626be25ac
* include/bsp.h, shmsupp/addrconv.c, shmsupp/cause_intr.c, shmsupp/getcfg.c, shmsupp/lock.c, shmsupp/mpisr.c, startup/bspclean.c, startup/bspstart.c, startup/setvec.c, tools/print_dump.c, tty/tty.c: URL for license changed.
339 lines
8.8 KiB
C
339 lines
8.8 KiB
C
/*
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* print_dump
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*
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* COPYRIGHT (c) 1994 by Division Incorporated
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*
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* The license and distribution terms for this file may be
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* found in the file LICENSE in this distribution or at
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* http://www.rtems.com/license/LICENSE.
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*
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* $Id$
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*/
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#define GETOPTARGS "v"
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char *USAGE = "\
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usage: print_dump [ -v ] \n\
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-v -- verbose\n\
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Reads HP simulator 'memdump' output of 'print_buffer' structure
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on stdin. Dumps it out in vanilla ASCII.
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";
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#include <stdio.h>
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#include <fcntl.h>
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#include <ctype.h>
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#include <stdlib.h>
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#include <unistd.h>
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#include <string.h>
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#include <memory.h>
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#include <stdarg.h>
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#include "config.h"
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#ifndef VMS
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#ifndef HAVE_STRERROR
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#if defined(__linux__) && (__GLIBC__ < 2)
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extern char *sys_errlist[];
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#endif
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#define strerror( _err ) \
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((_err) < sys_nerr) ? sys_errlist [(_err)] : "unknown error"
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#else /* HAVE_STRERROR */
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char *strerror ();
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#endif
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#else /* VMS */
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char *strerror (int,...);
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#endif
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#define Failed(x) (((int) (x)) == -1)
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#define TRUE 1
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#define FALSE 0
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#define STREQ(a,b) (strcmp(a,b) == 0)
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#define NUMELEMS(arr) (sizeof(arr) / sizeof(arr[0]))
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/*
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* Definitions for unsigned "ints"; especially for use in data structures
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* that will be shared among (potentially) different cpu's (we punt on
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* byte ordering problems tho)
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*/
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typedef unsigned char u8;
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typedef unsigned short u16;
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typedef unsigned int u32;
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typedef union uval {
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u8 uv_chars[4];
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u16 uv_words[2];
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u32 uv_long;
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void *uv_ptr[sizeof(long) / sizeof(void *)];
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} uval_t;
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/*
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* vars controlled by command line options
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*/
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int verbose = FALSE; /* be verbose */
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extern char *optarg; /* getopt(3) control vars */
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extern int optind, opterr;
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extern int errno;
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char *progname; /* for error() */
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void error(int errn, ...);
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#define ERR_ERRNO (1<<((sizeof(int) * 8) - 2)) /* hi bit; use 'errno' */
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#define ERR_FATAL (ERR_ERRNO / 2) /* error is fatal; no return */
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#define ERR_ABORT (ERR_ERRNO / 4) /* error is fatal; abort */
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#define ERR_MASK (ERR_ERRNO | ERR_FATAL | ERR_ABORT) /* all */
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int process(void);
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void prchar(unsigned int ch);
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int
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main(int argc, char **argv, char **env)
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{
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register int c;
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int showusage = FALSE; /* usage error? */
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/*
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* figure out invocation leaf-name
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*/
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if ((progname = strrchr(argv[0], '/')) == (char *) NULL)
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progname = argv[0];
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else
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progname++;
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argv[0] = progname; /* for getopt err reporting */
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/*
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* Check options and arguments.
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*/
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opterr = 0; /* we'll report all errors */
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while ((c = getopt(argc, argv, GETOPTARGS)) != EOF)
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switch (c)
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{
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case 'v': /* toggle verbose */
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verbose = ! verbose;
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break;
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case '?':
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showusage = TRUE;
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}
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if (showusage)
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{
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(void) fprintf(stderr, "%s", USAGE);
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exit(1);
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}
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return process();
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}
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/*
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* process(arg)
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*
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* Input looks like this
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*
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* Starting address: 00000001.480035a0
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* -----------------------------------
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+0000 / 0d0a0d0a 2a2a2a20 53454d20 54455354 202d2d20 4e4f4445 2032202a 2a2a0d0a
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+0020 / 73703a20 30783433 30303030 31300d0a 30783438 30613161 38383a20 676f7420
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....
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+0b40 / xxxxxxxx xxxxxxxx xxxxxxxx xxxxxxxx xxxxxxxx xxxxxxxx xxxxxxxx xxxxxxxx
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*
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* The 'xxxxxxxxx' shows up if the page has not been allocated.
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*/
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int
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process(void)
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{
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uval_t b[8];
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u32 ignore;
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char *p;
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int i;
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int failed_once;
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char line[1024];
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#define PRINT_BUFFER_SIZE (16 * 1024)
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struct {
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int index;
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int size;
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u8 buffer[PRINT_BUFFER_SIZE];
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} print_buffer;
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/* we stuff the data into print_buffer using memcpy() */
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p = (char *) &print_buffer;
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failed_once = 0;
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while (gets(line))
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{
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char *cp;
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/* hack; deal with the 'xxxxxxxx' problem noted above */
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for (cp=line; *cp; cp++)
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if (*cp == 'x')
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*cp = '0';
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if (*line != '+')
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continue;
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if (sscanf(line, "+%x / %x %x %x %x %x %x %x %x\n",
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&ignore,
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&b[0].uv_long,
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&b[1].uv_long,
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&b[2].uv_long,
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&b[3].uv_long,
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&b[4].uv_long,
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&b[5].uv_long,
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&b[6].uv_long,
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&b[7].uv_long) != 9)
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{
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if (failed_once)
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error(ERR_FATAL, "2nd format problem; giving up");
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error(0, "format problem in line: `%s`", line);
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failed_once = 1;
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}
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memcpy((void *) p, (void *) b, sizeof(b));
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p += sizeof(b);
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}
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if (verbose)
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printf("buffer size: %d\n", print_buffer.size);
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if (print_buffer.size < 0)
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error(ERR_FATAL, "size is too small");
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if (print_buffer.size != sizeof(print_buffer.buffer))
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{
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error(ERR_FATAL, "buffer size mismatch, expected %d",
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sizeof(print_buffer.buffer));
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/* XXX we really should just dynamically allocate the buffer */
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}
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i = print_buffer.index + 1;
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while (i != print_buffer.index)
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{
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unsigned int c;
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c = print_buffer.buffer[i++];
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if (c && (c != '\r'))
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prchar(c);
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i %= print_buffer.size;
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}
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printf("\n");
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return 0;
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}
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/* de-controlify */
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char *de_control[] = {
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"^@", "^A", "^B", "^C", "^D", "^E", "^F", "^G", "^H", "^I", "^J", "^K",
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"^L", "^M", "^N", "^O", "^P", "^Q", "^R", "^S", "^T", "^U", "^V", "^W",
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"^X", "^Y", "^Z", "^[", "^\\", "^]", "^~", "^_",
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" ", "!", "\"", "#", "$", "%", "&", "'", "(", ")", "*", "+", ",", "-",
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".", "/", "0", "1", "2", "3", "4", "5", "6", "7", "8", "9", ":", ";",
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"<", "=", ">", "?", "@", "A", "B", "C", "D", "E", "F", "G", "H", "I",
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"J", "K", "L", "M", "N", "O", "P", "Q", "R", "S", "T", "U", "V", "W",
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"X", "Y", "Z", "[", "\\", "]", "^", "_", "`", "a", "b", "c", "d", "e",
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"f", "g", "h", "i", "j", "k", "l", "m", "n", "o", "p", "q", "r", "s",
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"t", "u", "v", "w", "x", "y", "z", "{", "|", "}", "~", "^?",
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"M-^@", "M-^A", "M-^B", "M-^C", "M-^D", "M-^E", "M-^F", "M-^G",
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"M-^H", "M-^I", "M-^J", "M-^K", "M-^L", "M-^M", "M-^N", "M-^O",
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"M-^P", "M-^Q", "M-^R", "M-^S", "M-^T", "M-^U", "M-^V", "M-^W",
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"M-^X", "M-^Y", "M-^Z", "M-^[", "M-^\\", "M-^]", "M-^~", "M-^_",
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"M- ", "M-!", "M-\"", "M-#", "M-$", "M-%", "M-&", "M-'",
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"M-(", "M-)", "M-*", "M-+", "M-,", "M--", "M-.", "M-/",
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"M-0", "M-1", "M-2", "M-3", "M-4", "M-5", "M-6", "M-7",
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"M-8", "M-9", "M-:", "M-;", "M-<", "M-=", "M->", "M-?",
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"M-@", "M-A", "M-B", "M-C", "M-D", "M-E", "M-F", "M-G",
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"M-H", "M-I", "M-J", "M-K", "M-L", "M-M", "M-N", "M-O",
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"M-P", "M-Q", "M-R", "M-S", "M-T", "M-U", "M-V", "M-W",
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"M-X", "M-Y", "M-Z", "M-[", "M-\\", "M-]", "M-^", "M-_",
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"M-`", "M-a", "M-b", "M-c", "M-d", "M-e", "M-f", "M-g",
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"M-h", "M-i", "M-j", "M-k", "M-l", "M-m", "M-n", "M-o",
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"M-p", "M-q", "M-r", "M-s", "M-t", "M-u", "M-v", "M-w",
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"M-x", "M-y", "M-z", "M-{", "M-|", "M-}", "M-~", "M-^?"
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};
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/*
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* prchar(ch); print ch in a readable format, ie ^X or X or ~^X or DEL, etc.
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*/
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void
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prchar(unsigned int ch)
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{
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if (isprint(ch) || isspace(ch))
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putchar(ch);
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else
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printf("%s", de_control[ch]);
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}
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/*
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* error(errn, arglist)
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* report an error to stderr using printf(3) conventions.
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* Any output is preceded by '<progname>: '
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*
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* Uses ERR_EXIT bit to request exit(errn)
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* ERR_ABORT to request abort()
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* ERR_ERRNO to indicate use of errno instead of argument.
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*
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* If resulting 'errn' is non-zero, it is assumed to be an 'errno' and its
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* associated error message is appended to the output.
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*/
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/*VARARGS*/
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void
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error(int error_flag, ...)
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{
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va_list arglist;
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register char *format;
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int local_errno;
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extern int errno;
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(void) fflush(stdout); /* in case stdout/stderr same */
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local_errno = error_flag & ~ERR_MASK;
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if (error_flag & ERR_ERRNO) /* use errno? */
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local_errno = errno;
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va_start(arglist, error_flag);
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format = va_arg(arglist, char *);
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(void) fprintf(stderr, "%s: ", progname);
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(void) vfprintf(stderr, format, arglist);
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va_end(arglist);
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if (local_errno)
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(void) fprintf(stderr, " (%s)\n", strerror(local_errno));
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else
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(void) fprintf(stderr, "\n");
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(void) fflush(stderr);
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if (error_flag & (ERR_FATAL | ERR_ABORT))
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{
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if (error_flag & ERR_FATAL)
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{
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error(0, local_errno ? "fatal error, exiting" : "exiting");
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exit(local_errno);
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}
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else
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{
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error(0, "fatal error, aborting");
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abort();
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}
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}
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}
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