// Copyright 2015-2018 Espressif Systems (Shanghai) PTE LTD // // Licensed under the Apache License, Version 2.0 (the "License"); // you may not use this file except in compliance with the License. // You may obtain a copy of the License at // http://www.apache.org/licenses/LICENSE-2.0 // // Unless required by applicable law or agreed to in writing, software // distributed under the License is distributed on an "AS IS" BASIS, // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. // See the License for the specific language governing permissions and // limitations under the License. #ifndef _HTTP_UTILS_H_ #define _HTTP_UTILS_H_ #include #include #ifdef __cplusplus extern "C" { #endif /** * @brief Assign new_str to *str pointer, and realloc *str if it not NULL * * @param str pointer to string pointer * @param new_str assign this tring to str * @param len length of string, 0 if new_str is zero terminated * * @return * - new_str pointer * - NULL */ char *http_utils_assign_string(char **str, const char *new_str, int len); /** * @brief Remove white space at begin and end of string * * @param[in] str The string * * @return New strings have been trimmed */ void http_utils_trim_whitespace(char **str); /** * @brief Gets the string between 2 string. * It will allocate a new memory space for this string, so you need to free it when no longer use * * @param[in] str The source string * @param[in] begin The begin string * @param[in] end The end string * * @return The string between begin and end */ char *http_utils_get_string_between(const char *str, const char *begin, const char *end); /** * @brief Join 2 strings to one * It will allocate a new memory space for this string, so you need to free it when no longer use * * @param[in] first_str The first string * @param[in] len_first The length first * @param[in] second_str The second string * @param[in] len_second The length second * * @return * - New string pointer * - NULL: Invalid input */ char *http_utils_join_string(const char *first_str, int len_first, const char *second_str, int len_second); /** * @brief Check if ``str`` is start with ``start`` * * @param[in] str The string * @param[in] start The start * * @return * - (-1) if length of ``start`` larger than length of ``str`` * - (1) if ``start`` NOT starts with ``start`` * - (0) if ``str`` starts with ``start`` */ int http_utils_str_starts_with(const char *str, const char *start); // #define HTTP_MEM_CHECK(TAG, a, action) //TRANSPORT_MEM_CHECK(TAG, a, action) #define HTTP_MEM_CHECK(TAG, a, action) if (!(a)) { \ LOGE(TAG,"%s:%d (%s): %s", __FILE__, __LINE__, __FUNCTION__, "Memory exhausted"); \ action; \ } #ifdef __cplusplus } #endif #endif