diff options
Diffstat (limited to 'apps/system/i2c/i2c_common.c')
| -rw-r--r-- | apps/system/i2c/i2c_common.c | 216 |
1 files changed, 0 insertions, 216 deletions
diff --git a/apps/system/i2c/i2c_common.c b/apps/system/i2c/i2c_common.c deleted file mode 100644 index 4af648c7d..000000000 --- a/apps/system/i2c/i2c_common.c +++ /dev/null @@ -1,216 +0,0 @@ -/**************************************************************************** - * apps/system/i2c/i2c_common.c - * - * Copyright (C) 2011 Gregory Nutt. All rights reserved. - * Author: Gregory Nutt <gnutt@nuttx.org> - * - * 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. - * - ****************************************************************************/ - -/**************************************************************************** - * Included Files - ****************************************************************************/ - -#include <nuttx/config.h> - -#include <stdlib.h> - -#include "i2ctool.h" - -/**************************************************************************** - * Definitions - ****************************************************************************/ - -/**************************************************************************** - * Private Types - ****************************************************************************/ - -/**************************************************************************** - * Private Function Prototypes - ****************************************************************************/ - -/**************************************************************************** - * Private Data - ****************************************************************************/ - -/**************************************************************************** - * Public Data - ****************************************************************************/ - -/**************************************************************************** - * Private Functions - ****************************************************************************/ - -/**************************************************************************** - * Public Functions - ****************************************************************************/ - -/**************************************************************************** - * Name: common_args - ****************************************************************************/ - -int common_args(FAR struct i2ctool_s *i2ctool, FAR char **arg) -{ - FAR char *ptr = *arg; - long value; - int ret; - - if (ptr[0] != '-') - { - goto invalid_argument; - } - - switch (ptr[1]) - { - case 'a': - ret = arg_hex(arg, &value); - if (value < CONFIG_I2CTOOL_MINADDR || value > CONFIG_I2CTOOL_MAXADDR) - { - goto out_of_range; - } - - i2ctool->addr = (uint8_t) value; - return ret; - - case 'b': - ret = arg_decimal(arg, &value); - if (value < CONFIG_I2CTOOL_MINBUS || value > CONFIG_I2CTOOL_MAXBUS) - { - goto out_of_range; - } - - i2ctool->bus = (uint8_t) value; - return ret; - - case 'f': - ret = arg_decimal(arg, &value); - if (value == 0) - { - goto out_of_range; - } - - i2ctool->freq = value; - return ret; - - case 'i': - i2ctool->autoincr = true; - return 1; - - case 'j': - i2ctool->autoincr = false; - return 1; - - case 'n': - i2ctool->start = false; - return 1; - - case 'r': - ret = arg_hex(arg, &value); - if (value < 0 || value > CONFIG_I2CTOOL_MAXREGADDR) - { - goto out_of_range; - } - - i2ctool->regaddr = (uint8_t) value; - return ret; - - case 's': - i2ctool->start = true; - return 1; - - case 'w': - ret = arg_decimal(arg, &value); - if (value != 8 && value != 16) - { - goto out_of_range; - } - - i2ctool->width = (uint8_t) value; - return ret; - - default: - goto invalid_argument; - } - -invalid_argument: - i2ctool_printf(i2ctool, g_i2carginvalid, ptr); - return ERROR; - -out_of_range: - i2ctool_printf(i2ctool, g_i2cargrange, ptr); - return ERROR; -} - -/**************************************************************************** - * Name: arg_string - ****************************************************************************/ - -int arg_string(FAR char **arg, FAR char **value) -{ - FAR char *ptr = *arg; - - if (ptr[2] == '\0') - { - *value = arg[1]; - return 2; - } - else - { - *value = &ptr[2]; - return 1; - } -} - -/**************************************************************************** - * Name: arg_decimal - ****************************************************************************/ - -int arg_decimal(FAR char **arg, FAR long *value) -{ - FAR char *string; - int ret; - - ret = arg_string(arg, &string); - *value = strtol(string, NULL, 10); - return ret; -} - -/**************************************************************************** - * Name: arg_hex - ****************************************************************************/ - -int arg_hex(FAR char **arg, FAR long *value) -{ - FAR char *string; - int ret; - - ret = arg_string(arg, &string); - *value = strtol(string, NULL, 16); - return ret; -} |