diff options
Diffstat (limited to 'carl9170fw/tools/carlu/src/debug.c')
-rw-r--r-- | carl9170fw/tools/carlu/src/debug.c | 101 |
1 files changed, 101 insertions, 0 deletions
diff --git a/carl9170fw/tools/carlu/src/debug.c b/carl9170fw/tools/carlu/src/debug.c new file mode 100644 index 0000000..f8d6372 --- /dev/null +++ b/carl9170fw/tools/carlu/src/debug.c @@ -0,0 +1,101 @@ +/* + * carlu - userspace testing utility for ar9170 devices + * + * Random assortment of debug stuff + * + * Copyright 2009-2011 Christian Lamparter <chunkeey@googlemail.com> + * + * 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 Street, Fifth Floor, Boston, MA 02110-1301 USA. + */ + +#ifdef HAVE_CONFIG_H +#include <config.h> +#endif + +#include <stdio.h> +#include <stdbool.h> +#include <stdlib.h> +#include <errno.h> +#include <string.h> +#include <stdlib.h> +#include <ctype.h> + +#include "debug.h" + +bool print_message_debug_level; +enum debug_level_t debug_level; +FILE *_stdout; +FILE *_stddbg; +FILE *_stderr; + +void init_debug() +{ + debug_level = VERBOSE; + debug_level = INFO; + print_message_debug_level = false; + + _stdout = stdout; + _stddbg = stdout; + _stderr = stderr; +} + +FILE *dbg_lvl_to_fh(const enum debug_level_t lvl) +{ + switch (lvl) { + case ERROR: + case WARNING: + return _stderr; + case INFO: + return _stdout; + case VERBOSE: + return _stddbg; + default: + BUG_ON(1); + } +} + +void print_hex_dump_bytes(const enum debug_level_t lvl, const char *pre, + const void *buf, size_t len) +{ + char line[58]; + char str[17] = { 0 }; + const unsigned char *tmp = (void *) buf; + char *pbuf = line; + size_t i, j; + + for (i = 0; i < len; i++) { + if (i % 16 == 0) { + if (pbuf != line) { + __fprintf(lvl, "%s%s: %s\n", pre, line, str); + pbuf = line; + } + + pbuf += sprintf(pbuf, "0x%04lx: ", (unsigned long)i); + } + + pbuf += sprintf(pbuf, "%.2x ", tmp[i]); + str[i % 16] = (isprint(tmp[i]) && isascii(tmp[i])) ? tmp[i] : '.'; + } + if (pbuf != line) { + if ((i % 16)) { + str[i % 16] = '\0'; + + for (j = 0; j < (16 - (i % 16)); j++) + pbuf += sprintf(pbuf, " "); + } + + __fprintf(lvl, "%s%s: %s\n", pre, line, str); + } +} |