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author | patacongo <patacongo@42af7a65-404d-4744-a932-0658087f49c3> | 2009-06-25 19:59:04 +0000 |
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committer | patacongo <patacongo@42af7a65-404d-4744-a932-0658087f49c3> | 2009-06-25 19:59:04 +0000 |
commit | 78ebab4466b64dcbfbef471e78827af90ee753e6 (patch) | |
tree | 7337605a62e02e0b4bde37ad24faa4850d331af3 /nuttx/lib/lib_dumpbuffer.c | |
parent | 018ff6e65dcc563321d27d010e693dd8413e2f45 (diff) | |
download | px4-nuttx-78ebab4466b64dcbfbef471e78827af90ee753e6.tar.gz px4-nuttx-78ebab4466b64dcbfbef471e78827af90ee753e6.tar.bz2 px4-nuttx-78ebab4466b64dcbfbef471e78827af90ee753e6.zip |
Consolidate buffer dumping functions
git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@1952 42af7a65-404d-4744-a932-0658087f49c3
Diffstat (limited to 'nuttx/lib/lib_dumpbuffer.c')
-rw-r--r-- | nuttx/lib/lib_dumpbuffer.c | 123 |
1 files changed, 123 insertions, 0 deletions
diff --git a/nuttx/lib/lib_dumpbuffer.c b/nuttx/lib/lib_dumpbuffer.c new file mode 100644 index 000000000..b11ebbedc --- /dev/null +++ b/nuttx/lib/lib_dumpbuffer.c @@ -0,0 +1,123 @@ +/**************************************************************************** + * lib/lib_dumpbuffer.c + * + * Copyright (C) 2009 Gregory Nutt. All rights reserved. + * Author: Gregory Nutt <spudmonkey@racsa.co.cr> + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * 3. Neither the name NuttX nor the names of its contributors may be + * used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS + * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE + * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, + * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS + * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED + * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN + * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + ****************************************************************************/ + +/**************************************************************************** + * Compilation Switches + ****************************************************************************/ + +/**************************************************************************** + * Included Files + ****************************************************************************/ + +#include <nuttx/config.h> +#include <sys/types.h> +#include <debug.h> + +/**************************************************************************** + * Pre-processor definitions + ****************************************************************************/ + +/* Select the lowest level debug interface available */ + +# ifdef CONFIG_ARCH_LOWPUTC +# define message(format, arg...) lib_lowprintf(format, ##arg) +#else +# define message(format, arg...) lib_rawprintf(format, ##arg) +# endif + +/**************************************************************************** + * Public Functions + ****************************************************************************/ + +/**************************************************************************** + * Name: lib_dumpbuffer + * + * Description: + * Do a pretty buffer dump + * + ****************************************************************************/ + +int lib_dumpbuffer(FAR const char *msg, FAR const ubyte *buffer, unsigned int buflen) +{ + int i, j, k; + + message("%s (%p):\n", msg, buffer); + for (i = 0; i < buflen; i += 32) + { + message("%04x: ", i); + for (j = 0; j < 32; j++) + { + k = i + j; + + if (j == 16) + { + message(" "); + } + + if (k < buflen) + { + message("%02x", buffer[k]); + } + else + { + message(" "); + } + } + + message(" "); + for (j = 0; j < 32; j++) + { + k = i + j; + + if (j == 16) + { + message(" "); + } + + if (k < buflen) + { + if (buffer[k] >= 0x20 && buffer[k] < 0x7f) + { + message("%c", buffer[k]); + } + else + { + message("."); + } + } + } + message("\n"); + } +} |