| /** |
| * @file plist/plist.h |
| * @brief Main include of libplist |
| * \internal |
| * |
| * Copyright (c) 2012-2023 Nikias Bassen, All Rights Reserved. |
| * Copyright (c) 2008-2009 Jonathan Beck, All Rights Reserved. |
| * |
| * This library is free software; you can redistribute it and/or |
| * modify it under the terms of the GNU Lesser General Public |
| * License as published by the Free Software Foundation; either |
| * version 2.1 of the License, or (at your option) any later version. |
| * |
| * This library 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 |
| * Lesser General Public License for more details. |
| * |
| * You should have received a copy of the GNU Lesser General Public |
| * License along with this library; if not, write to the Free Software |
| * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
| */ |
| |
| #ifndef LIBPLIST_H |
| #define LIBPLIST_H |
| |
| #ifdef __cplusplus |
| extern "C" |
| { |
| #endif |
| |
| #if _MSC_VER && _MSC_VER < 1700 |
| typedef __int8 int8_t; |
| typedef __int16 int16_t; |
| typedef __int32 int32_t; |
| typedef __int64 int64_t; |
| |
| typedef unsigned __int8 uint8_t; |
| typedef unsigned __int16 uint16_t; |
| typedef unsigned __int32 uint32_t; |
| typedef unsigned __int64 uint64_t; |
| |
| #else |
| #include <stdint.h> |
| #endif |
| |
| #ifdef __llvm__ |
| #if defined(__has_extension) |
| #if (__has_extension(attribute_deprecated_with_message)) |
| #ifndef PLIST_WARN_DEPRECATED |
| #define PLIST_WARN_DEPRECATED(x) __attribute__((deprecated(x))) |
| #endif |
| #else |
| #ifndef PLIST_WARN_DEPRECATED |
| #define PLIST_WARN_DEPRECATED(x) __attribute__((deprecated)) |
| #endif |
| #endif |
| #else |
| #ifndef PLIST_WARN_DEPRECATED |
| #define PLIST_WARN_DEPRECATED(x) __attribute__((deprecated)) |
| #endif |
| #endif |
| #elif (__GNUC__ > 4 || (__GNUC__ == 4 && (__GNUC_MINOR__ >= 5))) |
| #ifndef PLIST_WARN_DEPRECATED |
| #define PLIST_WARN_DEPRECATED(x) __attribute__((deprecated(x))) |
| #endif |
| #elif defined(_MSC_VER) |
| #ifndef PLIST_WARN_DEPRECATED |
| #define PLIST_WARN_DEPRECATED(x) __declspec(deprecated(x)) |
| #endif |
| #else |
| #define PLIST_WARN_DEPRECATED(x) |
| #pragma message("WARNING: You need to implement DEPRECATED for this compiler") |
| #endif |
| |
| #include <sys/types.h> |
| #include <stdarg.h> |
| |
| /** |
| * \mainpage libplist : A library to handle Apple Property Lists |
| * \defgroup PublicAPI Public libplist API |
| */ |
| /*@{*/ |
| |
| |
| /** |
| * The basic plist abstract data type. |
| */ |
| typedef void *plist_t; |
| |
| /** |
| * The plist dictionary iterator. |
| */ |
| typedef void* plist_dict_iter; |
| |
| /** |
| * The plist array iterator. |
| */ |
| typedef void* plist_array_iter; |
| |
| /** |
| * The enumeration of plist node types. |
| */ |
| typedef enum |
| { |
| PLIST_BOOLEAN, /**< Boolean, scalar type */ |
| PLIST_INT, /**< Integer, scalar type */ |
| PLIST_REAL, /**< Real, scalar type */ |
| PLIST_STRING, /**< ASCII string, scalar type */ |
| PLIST_ARRAY, /**< Ordered array, structured type */ |
| PLIST_DICT, /**< Unordered dictionary (key/value pair), structured type */ |
| PLIST_DATE, /**< Date, scalar type */ |
| PLIST_DATA, /**< Binary data, scalar type */ |
| PLIST_KEY, /**< Key in dictionaries (ASCII String), scalar type */ |
| PLIST_UID, /**< Special type used for 'keyed encoding' */ |
| PLIST_NULL, /**< NULL type */ |
| PLIST_NONE /**< No type */ |
| } plist_type; |
| |
| /* for backwards compatibility */ |
| #define PLIST_UINT PLIST_INT |
| |
| /** |
| * libplist error values |
| */ |
| typedef enum |
| { |
| PLIST_ERR_SUCCESS = 0, /**< operation successful */ |
| PLIST_ERR_INVALID_ARG = -1, /**< one or more of the parameters are invalid */ |
| PLIST_ERR_FORMAT = -2, /**< the plist contains nodes not compatible with the output format */ |
| PLIST_ERR_PARSE = -3, /**< parsing of the input format failed */ |
| PLIST_ERR_NO_MEM = -4, /**< not enough memory to handle the operation */ |
| PLIST_ERR_UNKNOWN = -255 /**< an unspecified error occurred */ |
| } plist_err_t; |
| |
| /******************************************** |
| * * |
| * Creation & Destruction * |
| * * |
| ********************************************/ |
| |
| /** |
| * Create a new root plist_t type #PLIST_DICT |
| * |
| * @return the created plist |
| * @sa #plist_type |
| */ |
| plist_t plist_new_dict(void); |
| |
| /** |
| * Create a new root plist_t type #PLIST_ARRAY |
| * |
| * @return the created plist |
| * @sa #plist_type |
| */ |
| plist_t plist_new_array(void); |
| |
| /** |
| * Create a new plist_t type #PLIST_STRING |
| * |
| * @param val the sting value, encoded in UTF8. |
| * @return the created item |
| * @sa #plist_type |
| */ |
| plist_t plist_new_string(const char *val); |
| |
| /** |
| * Create a new plist_t type #PLIST_BOOLEAN |
| * |
| * @param val the boolean value, 0 is false, other values are true. |
| * @return the created item |
| * @sa #plist_type |
| */ |
| plist_t plist_new_bool(uint8_t val); |
| |
| /** |
| * Create a new plist_t type #PLIST_INT with an unsigned integer value |
| * |
| * @param val the unsigned integer value |
| * @return the created item |
| * @sa #plist_type |
| * @note The value is always stored as uint64_t internally. |
| * Use #plist_get_uint_val or #plist_get_int_val to get the unsigned or signed value. |
| */ |
| plist_t plist_new_uint(uint64_t val); |
| |
| /** |
| * Create a new plist_t type #PLIST_INT with a signed integer value |
| * |
| * @param val the signed integer value |
| * @return the created item |
| * @sa #plist_type |
| * @note The value is always stored as uint64_t internally. |
| * Use #plist_get_uint_val or #plist_get_int_val to get the unsigned or signed value. |
| */ |
| plist_t plist_new_int(int64_t val); |
| |
| /** |
| * Create a new plist_t type #PLIST_REAL |
| * |
| * @param val the real value |
| * @return the created item |
| * @sa #plist_type |
| */ |
| plist_t plist_new_real(double val); |
| |
| /** |
| * Create a new plist_t type #PLIST_DATA |
| * |
| * @param val the binary buffer |
| * @param length the length of the buffer |
| * @return the created item |
| * @sa #plist_type |
| */ |
| plist_t plist_new_data(const char *val, uint64_t length); |
| |
| /** |
| * Create a new plist_t type #PLIST_DATE |
| * |
| * @param sec the number of seconds since 01/01/2001 |
| * @param usec the number of microseconds |
| * @return the created item |
| * @sa #plist_type |
| */ |
| plist_t plist_new_date(int32_t sec, int32_t usec); |
| |
| /** |
| * Create a new plist_t type #PLIST_UID |
| * |
| * @param val the unsigned integer value |
| * @return the created item |
| * @sa #plist_type |
| */ |
| plist_t plist_new_uid(uint64_t val); |
| |
| /** |
| * Create a new plist_t type #PLIST_NULL |
| * @return the created item |
| * @sa #plist_type |
| * @note This type is not valid for all formats, e.g. the XML format |
| * does not support it. |
| */ |
| plist_t plist_new_null(void); |
| |
| /** |
| * Destruct a plist_t node and all its children recursively |
| * |
| * @param plist the plist to free |
| */ |
| void plist_free(plist_t plist); |
| |
| /** |
| * Return a copy of passed node and it's children |
| * |
| * @param node the plist to copy |
| * @return copied plist |
| */ |
| plist_t plist_copy(plist_t node); |
| |
| |
| /******************************************** |
| * * |
| * Array functions * |
| * * |
| ********************************************/ |
| |
| /** |
| * Get size of a #PLIST_ARRAY node. |
| * |
| * @param node the node of type #PLIST_ARRAY |
| * @return size of the #PLIST_ARRAY node |
| */ |
| uint32_t plist_array_get_size(plist_t node); |
| |
| /** |
| * Get the nth item in a #PLIST_ARRAY node. |
| * |
| * @param node the node of type #PLIST_ARRAY |
| * @param n the index of the item to get. Range is [0, array_size[ |
| * @return the nth item or NULL if node is not of type #PLIST_ARRAY |
| */ |
| plist_t plist_array_get_item(plist_t node, uint32_t n); |
| |
| /** |
| * Get the index of an item. item must be a member of a #PLIST_ARRAY node. |
| * |
| * @param node the node |
| * @return the node index or UINT_MAX if node index can't be determined |
| */ |
| uint32_t plist_array_get_item_index(plist_t node); |
| |
| /** |
| * Set the nth item in a #PLIST_ARRAY node. |
| * The previous item at index n will be freed using #plist_free |
| * |
| * @param node the node of type #PLIST_ARRAY |
| * @param item the new item at index n. The array is responsible for freeing item when it is no longer needed. |
| * @param n the index of the item to get. Range is [0, array_size[. Assert if n is not in range. |
| */ |
| void plist_array_set_item(plist_t node, plist_t item, uint32_t n); |
| |
| /** |
| * Append a new item at the end of a #PLIST_ARRAY node. |
| * |
| * @param node the node of type #PLIST_ARRAY |
| * @param item the new item. The array is responsible for freeing item when it is no longer needed. |
| */ |
| void plist_array_append_item(plist_t node, plist_t item); |
| |
| /** |
| * Insert a new item at position n in a #PLIST_ARRAY node. |
| * |
| * @param node the node of type #PLIST_ARRAY |
| * @param item the new item to insert. The array is responsible for freeing item when it is no longer needed. |
| * @param n The position at which the node will be stored. Range is [0, array_size[. Assert if n is not in range. |
| */ |
| void plist_array_insert_item(plist_t node, plist_t item, uint32_t n); |
| |
| /** |
| * Remove an existing position in a #PLIST_ARRAY node. |
| * Removed position will be freed using #plist_free. |
| * |
| * @param node the node of type #PLIST_ARRAY |
| * @param n The position to remove. Range is [0, array_size[. Assert if n is not in range. |
| */ |
| void plist_array_remove_item(plist_t node, uint32_t n); |
| |
| /** |
| * Remove a node that is a child node of a #PLIST_ARRAY node. |
| * node will be freed using #plist_free. |
| * |
| * @param node The node to be removed from its #PLIST_ARRAY parent. |
| */ |
| void plist_array_item_remove(plist_t node); |
| |
| /** |
| * Create an iterator of a #PLIST_ARRAY node. |
| * The allocated iterator should be freed with the standard free function. |
| * |
| * @param node The node of type #PLIST_ARRAY |
| * @param iter Location to store the iterator for the array. |
| */ |
| void plist_array_new_iter(plist_t node, plist_array_iter *iter); |
| |
| /** |
| * Increment iterator of a #PLIST_ARRAY node. |
| * |
| * @param node The node of type #PLIST_ARRAY. |
| * @param iter Iterator of the array |
| * @param item Location to store the item. The caller must *not* free the |
| * returned item. Will be set to NULL when no more items are left |
| * to iterate. |
| */ |
| void plist_array_next_item(plist_t node, plist_array_iter iter, plist_t *item); |
| |
| |
| /******************************************** |
| * * |
| * Dictionary functions * |
| * * |
| ********************************************/ |
| |
| /** |
| * Get size of a #PLIST_DICT node. |
| * |
| * @param node the node of type #PLIST_DICT |
| * @return size of the #PLIST_DICT node |
| */ |
| uint32_t plist_dict_get_size(plist_t node); |
| |
| /** |
| * Create an iterator of a #PLIST_DICT node. |
| * The allocated iterator should be freed with the standard free function. |
| * |
| * @param node The node of type #PLIST_DICT. |
| * @param iter Location to store the iterator for the dictionary. |
| */ |
| void plist_dict_new_iter(plist_t node, plist_dict_iter *iter); |
| |
| /** |
| * Increment iterator of a #PLIST_DICT node. |
| * |
| * @param node The node of type #PLIST_DICT |
| * @param iter Iterator of the dictionary |
| * @param key Location to store the key, or NULL. The caller is responsible |
| * for freeing the the returned string. |
| * @param val Location to store the value, or NULL. The caller must *not* |
| * free the returned value. Will be set to NULL when no more |
| * key/value pairs are left to iterate. |
| */ |
| void plist_dict_next_item(plist_t node, plist_dict_iter iter, char **key, plist_t *val); |
| |
| /** |
| * Get key associated key to an item. Item must be member of a dictionary. |
| * |
| * @param node the item |
| * @param key a location to store the key. The caller is responsible for freeing the returned string. |
| */ |
| void plist_dict_get_item_key(plist_t node, char **key); |
| |
| /** |
| * Get the nth item in a #PLIST_DICT node. |
| * |
| * @param node the node of type #PLIST_DICT |
| * @param key the identifier of the item to get. |
| * @return the item or NULL if node is not of type #PLIST_DICT. The caller should not free |
| * the returned node. |
| */ |
| plist_t plist_dict_get_item(plist_t node, const char* key); |
| |
| /** |
| * Get key node associated to an item. Item must be member of a dictionary. |
| * |
| * @param node the item |
| * @return the key node of the given item, or NULL. |
| */ |
| plist_t plist_dict_item_get_key(plist_t node); |
| |
| /** |
| * Set item identified by key in a #PLIST_DICT node. |
| * The previous item identified by key will be freed using #plist_free. |
| * If there is no item for the given key a new item will be inserted. |
| * |
| * @param node the node of type #PLIST_DICT |
| * @param item the new item associated to key |
| * @param key the identifier of the item to set. |
| */ |
| void plist_dict_set_item(plist_t node, const char* key, plist_t item); |
| |
| /** |
| * Insert a new item into a #PLIST_DICT node. |
| * |
| * @deprecated Deprecated. Use plist_dict_set_item instead. |
| * |
| * @param node the node of type #PLIST_DICT |
| * @param item the new item to insert |
| * @param key The identifier of the item to insert. |
| */ |
| PLIST_WARN_DEPRECATED("use plist_dict_set_item instead") |
| void plist_dict_insert_item(plist_t node, const char* key, plist_t item); |
| |
| /** |
| * Remove an existing position in a #PLIST_DICT node. |
| * Removed position will be freed using #plist_free |
| * |
| * @param node the node of type #PLIST_DICT |
| * @param key The identifier of the item to remove. Assert if identifier is not present. |
| */ |
| void plist_dict_remove_item(plist_t node, const char* key); |
| |
| /** |
| * Merge a dictionary into another. This will add all key/value pairs |
| * from the source dictionary to the target dictionary, overwriting |
| * any existing key/value pairs that are already present in target. |
| * |
| * @param target pointer to an existing node of type #PLIST_DICT |
| * @param source node of type #PLIST_DICT that should be merged into target |
| */ |
| void plist_dict_merge(plist_t *target, plist_t source); |
| |
| |
| /******************************************** |
| * * |
| * Getters * |
| * * |
| ********************************************/ |
| |
| /** |
| * Get the parent of a node |
| * |
| * @param node the parent (NULL if node is root) |
| */ |
| plist_t plist_get_parent(plist_t node); |
| |
| /** |
| * Get the #plist_type of a node. |
| * |
| * @param node the node |
| * @return the type of the node |
| */ |
| plist_type plist_get_node_type(plist_t node); |
| |
| /** |
| * Get the value of a #PLIST_KEY node. |
| * This function does nothing if node is not of type #PLIST_KEY |
| * |
| * @param node the node |
| * @param val a pointer to a C-string. This function allocates the memory, |
| * caller is responsible for freeing it. |
| * @note Use plist_mem_free() to free the allocated memory. |
| */ |
| void plist_get_key_val(plist_t node, char **val); |
| |
| /** |
| * Get the value of a #PLIST_STRING node. |
| * This function does nothing if node is not of type #PLIST_STRING |
| * |
| * @param node the node |
| * @param val a pointer to a C-string. This function allocates the memory, |
| * caller is responsible for freeing it. Data is UTF-8 encoded. |
| * @note Use plist_mem_free() to free the allocated memory. |
| */ |
| void plist_get_string_val(plist_t node, char **val); |
| |
| /** |
| * Get a pointer to the buffer of a #PLIST_STRING node. |
| * |
| * @note DO NOT MODIFY the buffer. Mind that the buffer is only available |
| * until the plist node gets freed. Make a copy if needed. |
| * |
| * @param node The node |
| * @param length If non-NULL, will be set to the length of the string |
| * |
| * @return Pointer to the NULL-terminated buffer. |
| */ |
| const char* plist_get_string_ptr(plist_t node, uint64_t* length); |
| |
| /** |
| * Get the value of a #PLIST_BOOLEAN node. |
| * This function does nothing if node is not of type #PLIST_BOOLEAN |
| * |
| * @param node the node |
| * @param val a pointer to a uint8_t variable. |
| */ |
| void plist_get_bool_val(plist_t node, uint8_t * val); |
| |
| /** |
| * Get the unsigned integer value of a #PLIST_INT node. |
| * This function does nothing if node is not of type #PLIST_INT |
| * |
| * @param node the node |
| * @param val a pointer to a uint64_t variable. |
| */ |
| void plist_get_uint_val(plist_t node, uint64_t * val); |
| |
| /** |
| * Get the signed integer value of a #PLIST_INT node. |
| * This function does nothing if node is not of type #PLIST_INT |
| * |
| * @param node the node |
| * @param val a pointer to a int64_t variable. |
| */ |
| void plist_get_int_val(plist_t node, int64_t * val); |
| |
| /** |
| * Get the value of a #PLIST_REAL node. |
| * This function does nothing if node is not of type #PLIST_REAL |
| * |
| * @param node the node |
| * @param val a pointer to a double variable. |
| */ |
| void plist_get_real_val(plist_t node, double *val); |
| |
| /** |
| * Get the value of a #PLIST_DATA node. |
| * This function does nothing if node is not of type #PLIST_DATA |
| * |
| * @param node the node |
| * @param val a pointer to an unallocated char buffer. This function allocates the memory, |
| * caller is responsible for freeing it. |
| * @param length the length of the buffer |
| * @note Use plist_mem_free() to free the allocated memory. |
| */ |
| void plist_get_data_val(plist_t node, char **val, uint64_t * length); |
| |
| /** |
| * Get a pointer to the data buffer of a #PLIST_DATA node. |
| * |
| * @note DO NOT MODIFY the buffer. Mind that the buffer is only available |
| * until the plist node gets freed. Make a copy if needed. |
| * |
| * @param node The node |
| * @param length Pointer to a uint64_t that will be set to the length of the buffer |
| * |
| * @return Pointer to the buffer |
| */ |
| const char* plist_get_data_ptr(plist_t node, uint64_t* length); |
| |
| /** |
| * Get the value of a #PLIST_DATE node. |
| * This function does nothing if node is not of type #PLIST_DATE |
| * |
| * @param node the node |
| * @param sec a pointer to an int32_t variable. Represents the number of seconds since 01/01/2001. |
| * @param usec a pointer to an int32_t variable. Represents the number of microseconds |
| */ |
| void plist_get_date_val(plist_t node, int32_t * sec, int32_t * usec); |
| |
| /** |
| * Get the value of a #PLIST_UID node. |
| * This function does nothing if node is not of type #PLIST_UID |
| * |
| * @param node the node |
| * @param val a pointer to a uint64_t variable. |
| */ |
| void plist_get_uid_val(plist_t node, uint64_t * val); |
| |
| |
| /******************************************** |
| * * |
| * Setters * |
| * * |
| ********************************************/ |
| |
| /** |
| * Set the value of a node. |
| * Forces type of node to #PLIST_KEY |
| * |
| * @param node the node |
| * @param val the key value |
| */ |
| void plist_set_key_val(plist_t node, const char *val); |
| |
| /** |
| * Set the value of a node. |
| * Forces type of node to #PLIST_STRING |
| * |
| * @param node the node |
| * @param val the string value. The string is copied when set and will be |
| * freed by the node. |
| */ |
| void plist_set_string_val(plist_t node, const char *val); |
| |
| /** |
| * Set the value of a node. |
| * Forces type of node to #PLIST_BOOLEAN |
| * |
| * @param node the node |
| * @param val the boolean value |
| */ |
| void plist_set_bool_val(plist_t node, uint8_t val); |
| |
| /** |
| * Set the value of a node. |
| * Forces type of node to #PLIST_INT |
| * |
| * @param node the node |
| * @param val the unsigned integer value |
| */ |
| void plist_set_uint_val(plist_t node, uint64_t val); |
| |
| /** |
| * Set the value of a node. |
| * Forces type of node to #PLIST_INT |
| * |
| * @param node the node |
| * @param val the signed integer value |
| */ |
| void plist_set_int_val(plist_t node, int64_t val); |
| |
| /** |
| * Set the value of a node. |
| * Forces type of node to #PLIST_REAL |
| * |
| * @param node the node |
| * @param val the real value |
| */ |
| void plist_set_real_val(plist_t node, double val); |
| |
| /** |
| * Set the value of a node. |
| * Forces type of node to #PLIST_DATA |
| * |
| * @param node the node |
| * @param val the binary buffer. The buffer is copied when set and will |
| * be freed by the node. |
| * @param length the length of the buffer |
| */ |
| void plist_set_data_val(plist_t node, const char *val, uint64_t length); |
| |
| /** |
| * Set the value of a node. |
| * Forces type of node to #PLIST_DATE |
| * |
| * @param node the node |
| * @param sec the number of seconds since 01/01/2001 |
| * @param usec the number of microseconds |
| */ |
| void plist_set_date_val(plist_t node, int32_t sec, int32_t usec); |
| |
| /** |
| * Set the value of a node. |
| * Forces type of node to #PLIST_UID |
| * |
| * @param node the node |
| * @param val the unsigned integer value |
| */ |
| void plist_set_uid_val(plist_t node, uint64_t val); |
| |
| |
| /******************************************** |
| * * |
| * Import & Export * |
| * * |
| ********************************************/ |
| |
| /** |
| * Export the #plist_t structure to XML format. |
| * |
| * @param plist the root node to export |
| * @param plist_xml a pointer to a C-string. This function allocates the memory, |
| * caller is responsible for freeing it. Data is UTF-8 encoded. |
| * @param length a pointer to an uint32_t variable. Represents the length of the allocated buffer. |
| * @return PLIST_ERR_SUCCESS on success or a #plist_err_t on failure |
| * @note Use plist_mem_free() to free the allocated memory. |
| */ |
| plist_err_t plist_to_xml(plist_t plist, char **plist_xml, uint32_t * length); |
| |
| /** |
| * Export the #plist_t structure to binary format. |
| * |
| * @param plist the root node to export |
| * @param plist_bin a pointer to a char* buffer. This function allocates the memory, |
| * caller is responsible for freeing it. |
| * @param length a pointer to an uint32_t variable. Represents the length of the allocated buffer. |
| * @return PLIST_ERR_SUCCESS on success or a #plist_err_t on failure |
| * @note Use plist_mem_free() to free the allocated memory. |
| */ |
| plist_err_t plist_to_bin(plist_t plist, char **plist_bin, uint32_t * length); |
| |
| /** |
| * Export the #plist_t structure to JSON format. |
| * |
| * @param plist the root node to export |
| * @param plist_json a pointer to a char* buffer. This function allocates the memory, |
| * caller is responsible for freeing it. |
| * @param length a pointer to an uint32_t variable. Represents the length of the allocated buffer. |
| * @param prettify pretty print the output if != 0 |
| * @return PLIST_ERR_SUCCESS on success or a #plist_err_t on failure |
| * @note Use plist_mem_free() to free the allocated memory. |
| */ |
| plist_err_t plist_to_json(plist_t plist, char **plist_json, uint32_t* length, int prettify); |
| |
| /** |
| * Export the #plist_t structure to OpenStep format. |
| * |
| * @param plist the root node to export |
| * @param plist_openstep a pointer to a char* buffer. This function allocates the memory, |
| * caller is responsible for freeing it. |
| * @param length a pointer to an uint32_t variable. Represents the length of the allocated buffer. |
| * @param prettify pretty print the output if != 0 |
| * @return PLIST_ERR_SUCCESS on success or a #plist_err_t on failure |
| * @note Use plist_mem_free() to free the allocated memory. |
| */ |
| plist_err_t plist_to_openstep(plist_t plist, char **plist_openstep, uint32_t* length, int prettify); |
| |
| |
| /** |
| * Import the #plist_t structure from XML format. |
| * |
| * @param plist_xml a pointer to the xml buffer. |
| * @param length length of the buffer to read. |
| * @param plist a pointer to the imported plist. |
| * @return PLIST_ERR_SUCCESS on success or a #plist_err_t on failure |
| */ |
| plist_err_t plist_from_xml(const char *plist_xml, uint32_t length, plist_t * plist); |
| |
| /** |
| * Import the #plist_t structure from binary format. |
| * |
| * @param plist_bin a pointer to the xml buffer. |
| * @param length length of the buffer to read. |
| * @param plist a pointer to the imported plist. |
| * @return PLIST_ERR_SUCCESS on success or a #plist_err_t on failure |
| */ |
| plist_err_t plist_from_bin(const char *plist_bin, uint32_t length, plist_t * plist); |
| |
| /** |
| * Import the #plist_t structure from JSON format. |
| * |
| * @param json a pointer to the JSON buffer. |
| * @param length length of the buffer to read. |
| * @param plist a pointer to the imported plist. |
| * @return PLIST_ERR_SUCCESS on success or a #plist_err_t on failure |
| */ |
| plist_err_t plist_from_json(const char *json, uint32_t length, plist_t * plist); |
| |
| /** |
| * Import the #plist_t structure from OpenStep plist format. |
| * |
| * @param openstep a pointer to the OpenStep plist buffer. |
| * @param length length of the buffer to read. |
| * @param plist a pointer to the imported plist. |
| * @return PLIST_ERR_SUCCESS on success or a #plist_err_t on failure |
| */ |
| plist_err_t plist_from_openstep(const char *openstep, uint32_t length, plist_t * plist); |
| |
| /** |
| * Import the #plist_t structure from memory data. |
| * This method will look at the first bytes of plist_data |
| * to determine if plist_data contains a binary, JSON, or XML plist |
| * and tries to parse the data in the appropriate format. |
| * @note This is just a convenience function and the format detection is |
| * very basic. It checks with plist_is_binary() if the data supposedly |
| * contains binary plist data, if not it checks if the first byte is |
| * either '{' or '[' and assumes JSON format, otherwise it will try |
| * to parse the data as XML. |
| * |
| * @param plist_data a pointer to the memory buffer containing plist data. |
| * @param length length of the buffer to read. |
| * @param plist a pointer to the imported plist. |
| * @return PLIST_ERR_SUCCESS on success or a #plist_err_t on failure |
| */ |
| plist_err_t plist_from_memory(const char *plist_data, uint32_t length, plist_t * plist); |
| |
| /** |
| * Test if in-memory plist data is in binary format. |
| * This function will look at the first bytes of plist_data to determine |
| * if it supposedly contains a binary plist. |
| * @note The function is not validating the whole memory buffer to check |
| * if the content is truly a plist, it is only using some heuristic on |
| * the first few bytes of plist_data. |
| * |
| * @param plist_data a pointer to the memory buffer containing plist data. |
| * @param length length of the buffer to read. |
| * @return 1 if the buffer is a binary plist, 0 otherwise. |
| */ |
| int plist_is_binary(const char *plist_data, uint32_t length); |
| |
| /******************************************** |
| * * |
| * Utils * |
| * * |
| ********************************************/ |
| |
| /** |
| * Get a node from its path. Each path element depends on the associated father node type. |
| * For Dictionaries, var args are casted to const char*, for arrays, var args are caster to uint32_t |
| * Search is breath first order. |
| * |
| * @param plist the node to access result from. |
| * @param length length of the path to access |
| * @return the value to access. |
| */ |
| plist_t plist_access_path(plist_t plist, uint32_t length, ...); |
| |
| /** |
| * Variadic version of #plist_access_path. |
| * |
| * @param plist the node to access result from. |
| * @param length length of the path to access |
| * @param v list of array's index and dic'st key |
| * @return the value to access. |
| */ |
| plist_t plist_access_pathv(plist_t plist, uint32_t length, va_list v); |
| |
| /** |
| * Compare two node values |
| * |
| * @param node_l left node to compare |
| * @param node_r rigth node to compare |
| * @return TRUE is type and value match, FALSE otherwise. |
| */ |
| char plist_compare_node_value(plist_t node_l, plist_t node_r); |
| |
| #define _PLIST_IS_TYPE(__plist, __plist_type) (__plist && (plist_get_node_type(__plist) == PLIST_##__plist_type)) |
| |
| /* Helper macros for the different plist types */ |
| #define PLIST_IS_BOOLEAN(__plist) _PLIST_IS_TYPE(__plist, BOOLEAN) |
| #define PLIST_IS_INT(__plist) _PLIST_IS_TYPE(__plist, INT) |
| #define PLIST_IS_REAL(__plist) _PLIST_IS_TYPE(__plist, REAL) |
| #define PLIST_IS_STRING(__plist) _PLIST_IS_TYPE(__plist, STRING) |
| #define PLIST_IS_ARRAY(__plist) _PLIST_IS_TYPE(__plist, ARRAY) |
| #define PLIST_IS_DICT(__plist) _PLIST_IS_TYPE(__plist, DICT) |
| #define PLIST_IS_DATE(__plist) _PLIST_IS_TYPE(__plist, DATE) |
| #define PLIST_IS_DATA(__plist) _PLIST_IS_TYPE(__plist, DATA) |
| #define PLIST_IS_KEY(__plist) _PLIST_IS_TYPE(__plist, KEY) |
| #define PLIST_IS_UID(__plist) _PLIST_IS_TYPE(__plist, UID) |
| /* for backwards compatibility */ |
| #define PLIST_IS_UINT PLIST_IS_INT |
| |
| /** |
| * Helper function to check the value of a PLIST_BOOL node. |
| * |
| * @param boolnode node of type PLIST_BOOL |
| * @return 1 if the boolean node has a value of TRUE or 0 if FALSE. |
| */ |
| int plist_bool_val_is_true(plist_t boolnode); |
| |
| /** |
| * Helper function to test if a given #PLIST_INT node's value is negative |
| * |
| * @param intnode node of type PLIST_INT |
| * @return 1 if the node's value is negative, or 0 if positive. |
| */ |
| int plist_int_val_is_negative(plist_t intnode); |
| |
| /** |
| * Helper function to compare the value of a PLIST_INT node against |
| * a given signed integer value. |
| * |
| * @param uintnode node of type PLIST_INT |
| * @param cmpval value to compare against |
| * @return 0 if the node's value and cmpval are equal, |
| * 1 if the node's value is greater than cmpval, |
| * or -1 if the node's value is less than cmpval. |
| */ |
| int plist_int_val_compare(plist_t uintnode, int64_t cmpval); |
| |
| /** |
| * Helper function to compare the value of a PLIST_INT node against |
| * a given unsigned integer value. |
| * |
| * @param uintnode node of type PLIST_INT |
| * @param cmpval value to compare against |
| * @return 0 if the node's value and cmpval are equal, |
| * 1 if the node's value is greater than cmpval, |
| * or -1 if the node's value is less than cmpval. |
| */ |
| int plist_uint_val_compare(plist_t uintnode, uint64_t cmpval); |
| |
| /** |
| * Helper function to compare the value of a PLIST_UID node against |
| * a given value. |
| * |
| * @param uidnode node of type PLIST_UID |
| * @param cmpval value to compare against |
| * @return 0 if the node's value and cmpval are equal, |
| * 1 if the node's value is greater than cmpval, |
| * or -1 if the node's value is less than cmpval. |
| */ |
| int plist_uid_val_compare(plist_t uidnode, uint64_t cmpval); |
| |
| /** |
| * Helper function to compare the value of a PLIST_REAL node against |
| * a given value. |
| * |
| * @note WARNING: Comparing floating point values can give inaccurate |
| * results because of the nature of floating point values on computer |
| * systems. While this function is designed to be as accurate as |
| * possible, please don't rely on it too much. |
| * |
| * @param realnode node of type PLIST_REAL |
| * @param cmpval value to compare against |
| * @return 0 if the node's value and cmpval are (almost) equal, |
| * 1 if the node's value is greater than cmpval, |
| * or -1 if the node's value is less than cmpval. |
| */ |
| int plist_real_val_compare(plist_t realnode, double cmpval); |
| |
| /** |
| * Helper function to compare the value of a PLIST_DATE node against |
| * a given set of seconds and fraction of a second since epoch. |
| * |
| * @param datenode node of type PLIST_DATE |
| * @param cmpsec number of seconds since epoch to compare against |
| * @param cmpusec fraction of a second in microseconds to compare against |
| * @return 0 if the node's date is equal to the supplied values, |
| * 1 if the node's date is greater than the supplied values, |
| * or -1 if the node's date is less than the supplied values. |
| */ |
| int plist_date_val_compare(plist_t datenode, int32_t cmpsec, int32_t cmpusec); |
| |
| /** |
| * Helper function to compare the value of a PLIST_STRING node against |
| * a given value. |
| * This function basically behaves like strcmp. |
| * |
| * @param strnode node of type PLIST_STRING |
| * @param cmpval value to compare against |
| * @return 0 if the node's value and cmpval are equal, |
| * > 0 if the node's value is lexicographically greater than cmpval, |
| * or < 0 if the node's value is lexicographically less than cmpval. |
| */ |
| int plist_string_val_compare(plist_t strnode, const char* cmpval); |
| |
| /** |
| * Helper function to compare the value of a PLIST_STRING node against |
| * a given value, while not comparing more than n characters. |
| * This function basically behaves like strncmp. |
| * |
| * @param strnode node of type PLIST_STRING |
| * @param cmpval value to compare against |
| * @param n maximum number of characters to compare |
| * @return 0 if the node's value and cmpval are equal, |
| * > 0 if the node's value is lexicographically greater than cmpval, |
| * or < 0 if the node's value is lexicographically less than cmpval. |
| */ |
| int plist_string_val_compare_with_size(plist_t strnode, const char* cmpval, size_t n); |
| |
| /** |
| * Helper function to match a given substring in the value of a |
| * PLIST_STRING node. |
| * |
| * @param strnode node of type PLIST_STRING |
| * @param substr value to match |
| * @return 1 if the node's value contains the given substring, |
| * or 0 if not. |
| */ |
| int plist_string_val_contains(plist_t strnode, const char* substr); |
| |
| /** |
| * Helper function to compare the value of a PLIST_KEY node against |
| * a given value. |
| * This function basically behaves like strcmp. |
| * |
| * @param keynode node of type PLIST_KEY |
| * @param cmpval value to compare against |
| * @return 0 if the node's value and cmpval are equal, |
| * > 0 if the node's value is lexicographically greater than cmpval, |
| * or < 0 if the node's value is lexicographically less than cmpval. |
| */ |
| int plist_key_val_compare(plist_t keynode, const char* cmpval); |
| |
| /** |
| * Helper function to compare the value of a PLIST_KEY node against |
| * a given value, while not comparing more than n characters. |
| * This function basically behaves like strncmp. |
| * |
| * @param keynode node of type PLIST_KEY |
| * @param cmpval value to compare against |
| * @param n maximum number of characters to compare |
| * @return 0 if the node's value and cmpval are equal, |
| * > 0 if the node's value is lexicographically greater than cmpval, |
| * or < 0 if the node's value is lexicographically less than cmpval. |
| */ |
| int plist_key_val_compare_with_size(plist_t keynode, const char* cmpval, size_t n); |
| |
| /** |
| * Helper function to match a given substring in the value of a |
| * PLIST_KEY node. |
| * |
| * @param keynode node of type PLIST_KEY |
| * @param substr value to match |
| * @return 1 if the node's value contains the given substring, |
| * or 0 if not. |
| */ |
| int plist_key_val_contains(plist_t keynode, const char* substr); |
| |
| /** |
| * Helper function to compare the data of a PLIST_DATA node against |
| * a given blob and size. |
| * This function basically behaves like memcmp after making sure the |
| * size of the node's data value is equal to the size of cmpval (n), |
| * making this a "full match" comparison. |
| * |
| * @param datanode node of type PLIST_DATA |
| * @param cmpval data blob to compare against |
| * @param n size of data blob passed in cmpval |
| * @return 0 if the node's data blob and cmpval are equal, |
| * > 0 if the node's value is lexicographically greater than cmpval, |
| * or < 0 if the node's value is lexicographically less than cmpval. |
| */ |
| int plist_data_val_compare(plist_t datanode, const uint8_t* cmpval, size_t n); |
| |
| /** |
| * Helper function to compare the data of a PLIST_DATA node against |
| * a given blob and size, while no more than n bytes are compared. |
| * This function basically behaves like memcmp after making sure the |
| * size of the node's data value is at least n, making this a |
| * "starts with" comparison. |
| * |
| * @param datanode node of type PLIST_DATA |
| * @param cmpval data blob to compare against |
| * @param n size of data blob passed in cmpval |
| * @return 0 if the node's value and cmpval are equal, |
| * > 0 if the node's value is lexicographically greater than cmpval, |
| * or < 0 if the node's value is lexicographically less than cmpval. |
| */ |
| int plist_data_val_compare_with_size(plist_t datanode, const uint8_t* cmpval, size_t n); |
| |
| /** |
| * Helper function to match a given data blob within the value of a |
| * PLIST_DATA node. |
| * |
| * @param datanode node of type PLIST_KEY |
| * @param cmpval data blob to match |
| * @param n size of data blob passed in cmpval |
| * @return 1 if the node's value contains the given data blob |
| * or 0 if not. |
| */ |
| int plist_data_val_contains(plist_t datanode, const uint8_t* cmpval, size_t n); |
| |
| /** |
| * Free memory allocated by relevant libplist API calls: |
| * - plist_to_xml() |
| * - plist_to_bin() |
| * - plist_get_key_val() |
| * - plist_get_string_val() |
| * - plist_get_data_val() |
| * |
| * @param ptr pointer to the memory to free |
| * |
| * @note Do not use this function to free plist_t nodes, use plist_free() |
| * instead. |
| */ |
| void plist_mem_free(void* ptr); |
| |
| /*@}*/ |
| |
| #ifdef __cplusplus |
| } |
| #endif |
| #endif |
