| /* |
| * This file is part of ltrace. |
| * Copyright (C) 2012 Petr Machata, Red Hat Inc. |
| * Copyright (C) 2003,2008,2009 Juan Cespedes |
| * Copyright (C) 2006 Ian Wienand |
| * |
| * This program is free software; you can redistribute it and/or |
| * modify it under the terms of the GNU General Public License as |
| * published by the Free Software Foundation; either version 2 of the |
| * License, or (at your option) any later version. |
| * |
| * This program is distributed in the hope that it will be useful, but |
| * WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| * General Public License for more details. |
| * |
| * You should have received a copy of the GNU General Public License |
| * along with this program; if not, write to the Free Software |
| * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA |
| * 02110-1301 USA |
| */ |
| |
| #include <stdio.h> |
| #include <stdarg.h> |
| |
| #include "common.h" |
| #include "backend.h" |
| |
| void |
| debug_(int level, const char *file, int line, const char *fmt, ...) { |
| char buf[1024]; |
| va_list args; |
| |
| if (!(options.debug & level)) { |
| return; |
| } |
| va_start(args, fmt); |
| vsnprintf(buf, 1024, fmt, args); |
| va_end(args); |
| |
| output_line(NULL, "DEBUG: %s:%d: %s", file, line, buf); |
| fflush(options.output); |
| } |
| |
| static int |
| xwritedump(long *ptr, arch_addr_t addr, size_t count) |
| { |
| size_t i; |
| for (i = 0; i < count; ++i) { |
| if (fprintf(stderr, "%p->%0*lx\n", |
| addr, 2 * (int)sizeof(long), ptr[i]) < 0) |
| return -1; |
| addr += sizeof(long); |
| } |
| |
| return 0; |
| } |
| |
| int |
| xinfdump(struct process *proc, arch_addr_t addr, size_t length) |
| { |
| unsigned char buf[length]; |
| size_t got = umovebytes(proc, addr, buf, length); |
| if (got == (size_t)-1) |
| return -1; |
| return xwritedump((long *)buf, addr, got / sizeof(long)); |
| } |