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Diffstat (limited to 'gps/utils/loc_misc_utils.h')
-rw-r--r-- | gps/utils/loc_misc_utils.h | 99 |
1 files changed, 99 insertions, 0 deletions
diff --git a/gps/utils/loc_misc_utils.h b/gps/utils/loc_misc_utils.h new file mode 100644 index 0000000..7d66d84 --- /dev/null +++ b/gps/utils/loc_misc_utils.h @@ -0,0 +1,99 @@ +/* Copyright (c) 2014, The Linux Foundation. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are + * met: + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * 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. + * * Neither the name of The Linux Foundation, 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 "AS IS" AND ANY EXPRESS OR IMPLIED + * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT + * 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. + * + */ +#ifndef _LOC_MISC_UTILS_H_ +#define _LOC_MISC_UTILS_H_ + +#ifdef __cplusplus +extern "C" { +#endif + +/*=========================================================================== +FUNCTION loc_split_string + +DESCRIPTION: + This function is used to split a delimiter separated string into + sub-strings. This function does not allocate new memory to store the split + strings. Instead, it places '\0' in places of delimiters and assings the + starting address of the substring within the raw string as the string address + The input raw_string no longer remains to be a collection of sub-strings + after this function is executed. + Please make a copy of the input string before calling this function if + necessary + +PARAMETERS: + char *raw_string: is the original string with delimiter separated substrings + char **split_strings_ptr: is the arraw of pointers which will hold the addresses + of individual substrings + int max_num_substrings: is the maximum number of substrings that are expected + by the caller. The array of pointers in the above parameter + is usually this long + char delimiter: is the delimiter that separates the substrings. Examples: ' ', ';' + +DEPENDENCIES + N/A + +RETURN VALUE + int Number of split strings + +SIDE EFFECTS + The input raw_string no longer remains a delimiter separated single string. + +EXAMPLE + delimiter = ' ' //space + raw_string = "hello new user" //delimiter is space ' ' + addresses = 0123456789abcd + split_strings_ptr[0] = &raw_string[0]; //split_strings_ptr[0] contains "hello" + split_strings_ptr[1] = &raw_string[6]; //split_strings_ptr[1] contains "new" + split_strings_ptr[2] = &raw_string[a]; //split_strings_ptr[2] contains "user" + +===========================================================================*/ +int loc_util_split_string(char *raw_string, char **split_strings_ptr, int max_num_substrings, + char delimiter); + +/*=========================================================================== +FUNCTION trim_space + +DESCRIPTION + Removes leading and trailing spaces of the string + +DEPENDENCIES + N/A + +RETURN VALUE + None + +SIDE EFFECTS + N/A +===========================================================================*/ +void loc_util_trim_space(char *org_string); +#ifdef __cplusplus +} +#endif + +#endif //_LOC_MISC_UTILS_H_ |