101 lines
1.7 KiB
C
101 lines
1.7 KiB
C
#ident "$Header: /proj/irix6.5.7m/isms/irix/cmd/icrash_old/cmds/RCS/cmd_string.c,v 1.1 1999/05/25 19:19:20 tjm Exp $"
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#define _KERNEL 1
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#include <sys/types.h>
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#include <sys/param.h>
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#include <stdio.h>
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#include <errno.h>
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#include "icrash.h"
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#include "extern.h"
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/*
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* string_cmd() -- Run the 'string' command.
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*/
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int
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string_cmd(command_t cmd)
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{
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int c;
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k_uint_t count;
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kaddr_t addr;
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struct syment *sp;
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sp = get_sym(cmd.args[0], B_TEMP);
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if (!KL_ERROR) {
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addr = sp->n_value;
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free_sym(sp);
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}
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else {
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GET_VALUE(cmd.args[0], &addr);
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if (KL_ERROR) {
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kl_print_error(K);
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return(1);
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}
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}
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if (cmd.nargs > 1) {
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GET_VALUE(cmd.args[1], &count);
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if (KL_ERROR) {
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kl_print_error(K);
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return(1);
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}
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}
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else {
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count = 1;
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}
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if (!addr) {
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KL_SET_ERROR_CVAL(KLE_BAD_SYMNAME, cmd.args[0]);
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kl_print_error(K);
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return(1);
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}
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kl_is_valid_kaddr(K, addr, (k_ptr_t)NULL, 0);
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if (KL_ERROR) {
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kl_print_error(K);
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return(1);
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}
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c = 0;
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fprintf(cmd.ofp, "0x%llx = \"", addr);
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while (c++ < count) {
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addr = dump_string(addr, cmd.flags, cmd.ofp);
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if (KL_ERROR) {
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kl_print_error(K);
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break;
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}
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}
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fprintf(cmd.ofp, "\"\n");
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return(0);
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}
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#define _STRING_USAGE "[-w outfile] start_address | symbol [count]"
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/*
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* string_usage() -- Print the usage string for the 'string' command.
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*/
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void
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string_usage(command_t cmd)
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{
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CMD_USAGE(cmd, _STRING_USAGE);
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}
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/*
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* string_help() -- Print the help information for the 'string' command.
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*/
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void
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string_help(command_t cmd)
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{
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CMD_HELP(cmd, _STRING_USAGE,
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"Display count strings of ASCII characters starting at "
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"start_address (or address for symbol).");
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}
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/*
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* string_parse() -- Parse the command line arguments for 'string'.
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*/
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int
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string_parse(command_t cmd)
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{
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return (C_TRUE|C_WRITE);
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}
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