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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
commit | 36d22d82aa202bb199967e9512281e9a53db42c9 (patch) | |
tree | 105e8c98ddea1c1e4784a60a5a6410fa416be2de /js/src/zydis/Zycore/Vector.h | |
parent | Initial commit. (diff) | |
download | firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.tar.xz firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.zip |
Adding upstream version 115.7.0esr.upstream/115.7.0esrupstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | js/src/zydis/Zycore/Vector.h | 722 |
1 files changed, 722 insertions, 0 deletions
diff --git a/js/src/zydis/Zycore/Vector.h b/js/src/zydis/Zycore/Vector.h new file mode 100644 index 0000000000..98d07b2a1f --- /dev/null +++ b/js/src/zydis/Zycore/Vector.h @@ -0,0 +1,722 @@ +/*************************************************************************************************** + + Zyan Core Library (Zycore-C) + + Original Author : Florian Bernd + + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to deal + * in the Software without restriction, including without limitation the rights + * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell + * copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in all + * copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + +***************************************************************************************************/ + +/** + * @file + * Implements the vector container class. + */ + +#ifndef ZYCORE_VECTOR_H +#define ZYCORE_VECTOR_H + +#include "zydis/Zycore/Allocator.h" +#include "zydis/Zycore/Comparison.h" +#include "zydis/Zycore/Object.h" +#include "zydis/Zycore/Status.h" +#include "zydis/Zycore/Types.h" + +#ifdef __cplusplus +extern "C" { +#endif + +/* ============================================================================================== */ +/* Constants */ +/* ============================================================================================== */ + +/** + * The initial minimum capacity (number of elements) for all dynamically allocated vector + * instances. + */ +#define ZYAN_VECTOR_MIN_CAPACITY 1 + +/** + * The default growth factor for all vector instances. + */ +#define ZYAN_VECTOR_DEFAULT_GROWTH_FACTOR 2 + +/** + * The default shrink threshold for all vector instances. + */ +#define ZYAN_VECTOR_DEFAULT_SHRINK_THRESHOLD 4 + +/* ============================================================================================== */ +/* Enums and types */ +/* ============================================================================================== */ + +/** + * Defines the `ZyanVector` struct. + * + * All fields in this struct should be considered as "private". Any changes may lead to unexpected + * behavior. + */ +typedef struct ZyanVector_ +{ + /** + * The memory allocator. + */ + ZyanAllocator* allocator; + /** + * The growth factor. + */ + ZyanU8 growth_factor; + /** + * The shrink threshold. + */ + ZyanU8 shrink_threshold; + /** + * The current number of elements in the vector. + */ + ZyanUSize size; + /** + * The maximum capacity (number of elements). + */ + ZyanUSize capacity; + /** + * The size of a single element in bytes. + */ + ZyanUSize element_size; + /** + * The element destructor callback. + */ + ZyanMemberProcedure destructor; + /** + * The data pointer. + */ + void* data; +} ZyanVector; + +/* ============================================================================================== */ +/* Macros */ +/* ============================================================================================== */ + +/* ---------------------------------------------------------------------------------------------- */ +/* General */ +/* ---------------------------------------------------------------------------------------------- */ + +/** + * Defines an uninitialized `ZyanVector` instance. + */ +#define ZYAN_VECTOR_INITIALIZER \ + { \ + /* allocator */ ZYAN_NULL, \ + /* growth_factor */ 0, \ + /* shrink_threshold */ 0, \ + /* size */ 0, \ + /* capacity */ 0, \ + /* element_size */ 0, \ + /* destructor */ ZYAN_NULL, \ + /* data */ ZYAN_NULL \ + } + +/* ---------------------------------------------------------------------------------------------- */ +/* Helper macros */ +/* ---------------------------------------------------------------------------------------------- */ + +/** + * Returns the value of the element at the given `index`. + * + * @param type The desired value type. + * @param vector A pointer to the `ZyanVector` instance. + * @param index The element index. + * + * @result The value of the desired element in the vector. + * + * Note that this function is unsafe and might dereference a null-pointer. + */ +#ifdef __cplusplus +#define ZYAN_VECTOR_GET(type, vector, index) \ + (*reinterpret_cast<const type*>(ZyanVectorGet(vector, index))) +#else +#define ZYAN_VECTOR_GET(type, vector, index) \ + (*(const type*)ZyanVectorGet(vector, index)) +#endif + +/** + * Loops through all elements of the vector. + * + * @param type The desired value type. + * @param vector A pointer to the `ZyanVector` instance. + * @param item_name The name of the iterator item. + * @param body The body to execute for each item in the vector. + */ +#define ZYAN_VECTOR_FOREACH(type, vector, item_name, body) \ + { \ + const ZyanUSize ZYAN_MACRO_CONCAT_EXPAND(size_d50d3303, item_name) = (vector)->size; \ + for (ZyanUSize ZYAN_MACRO_CONCAT_EXPAND(i_bfd62679, item_name) = 0; \ + ZYAN_MACRO_CONCAT_EXPAND(i_bfd62679, item_name) < \ + ZYAN_MACRO_CONCAT_EXPAND(size_d50d3303, item_name); \ + ++ZYAN_MACRO_CONCAT_EXPAND(i_bfd62679, item_name)) \ + { \ + const type item_name = ZYAN_VECTOR_GET(type, vector, \ + ZYAN_MACRO_CONCAT_EXPAND(i_bfd62679, item_name)); \ + body \ + } \ + } + +/** + * Loops through all elements of the vector. + * + * @param type The desired value type. + * @param vector A pointer to the `ZyanVector` instance. + * @param item_name The name of the iterator item. + * @param body The body to execute for each item in the vector. + */ +#define ZYAN_VECTOR_FOREACH_MUTABLE(type, vector, item_name, body) \ + { \ + const ZyanUSize ZYAN_MACRO_CONCAT_EXPAND(size_d50d3303, item_name) = (vector)->size; \ + for (ZyanUSize ZYAN_MACRO_CONCAT_EXPAND(i_bfd62679, item_name) = 0; \ + ZYAN_MACRO_CONCAT_EXPAND(i_bfd62679, item_name) < \ + ZYAN_MACRO_CONCAT_EXPAND(size_d50d3303, item_name); \ + ++ZYAN_MACRO_CONCAT_EXPAND(i_bfd62679, item_name)) \ + { \ + type* const item_name = ZyanVectorGetMutable(vector, \ + ZYAN_MACRO_CONCAT_EXPAND(i_bfd62679, item_name)); \ + body \ + } \ + } + +/* ---------------------------------------------------------------------------------------------- */ + +/* ============================================================================================== */ +/* Exported functions */ +/* ============================================================================================== */ + +/* ---------------------------------------------------------------------------------------------- */ +/* Constructor and destructor */ +/* ---------------------------------------------------------------------------------------------- */ + +#ifndef ZYAN_NO_LIBC + +/** + * Initializes the given `ZyanVector` instance. + * + * @param vector A pointer to the `ZyanVector` instance. + * @param element_size The size of a single element in bytes. + * @param capacity The initial capacity (number of elements). + * @param destructor A destructor callback that is invoked every time an item is deleted, or + * `ZYAN_NULL` if not needed. + * + * @return A zyan status code. + * + * The memory for the vector elements is dynamically allocated by the default allocator using the + * default growth factor and the default shrink threshold. + * + * Finalization with `ZyanVectorDestroy` is required for all instances created by this function. + */ +ZYCORE_EXPORT ZYAN_REQUIRES_LIBC ZyanStatus ZyanVectorInit(ZyanVector* vector, + ZyanUSize element_size, ZyanUSize capacity, ZyanMemberProcedure destructor); + +#endif // ZYAN_NO_LIBC + +/** + * Initializes the given `ZyanVector` instance and sets a custom `allocator` and memory + * allocation/deallocation parameters. + * + * @param vector A pointer to the `ZyanVector` instance. + * @param element_size The size of a single element in bytes. + * @param capacity The initial capacity (number of elements). + * @param destructor A destructor callback that is invoked every time an item is deleted, + * or `ZYAN_NULL` if not needed. + * @param allocator A pointer to a `ZyanAllocator` instance. + * @param growth_factor The growth factor. + * @param shrink_threshold The shrink threshold. + * + * @return A zyan status code. + * + * A growth factor of `1` disables overallocation and a shrink threshold of `0` disables + * dynamic shrinking. + * + * Finalization with `ZyanVectorDestroy` is required for all instances created by this function. + */ +ZYCORE_EXPORT ZyanStatus ZyanVectorInitEx(ZyanVector* vector, ZyanUSize element_size, + ZyanUSize capacity, ZyanMemberProcedure destructor, ZyanAllocator* allocator, + ZyanU8 growth_factor, ZyanU8 shrink_threshold); + +/** + * Initializes the given `ZyanVector` instance and configures it to use a custom user + * defined buffer with a fixed size. + * + * @param vector A pointer to the `ZyanVector` instance. + * @param element_size The size of a single element in bytes. + * @param buffer A pointer to the buffer that is used as storage for the elements. + * @param capacity The maximum capacity (number of elements) of the buffer. + * @param destructor A destructor callback that is invoked every time an item is deleted, or + * `ZYAN_NULL` if not needed. + * + * @return A zyan status code. + * + * Finalization is not required for instances created by this function. + */ +ZYCORE_EXPORT ZyanStatus ZyanVectorInitCustomBuffer(ZyanVector* vector, ZyanUSize element_size, + void* buffer, ZyanUSize capacity, ZyanMemberProcedure destructor); + +/** + * Destroys the given `ZyanVector` instance. + * + * @param vector A pointer to the `ZyanVector` instance.. + * + * @return A zyan status code. + */ +ZYCORE_EXPORT ZyanStatus ZyanVectorDestroy(ZyanVector* vector); + +/* ---------------------------------------------------------------------------------------------- */ +/* Duplication */ +/* ---------------------------------------------------------------------------------------------- */ + +#ifndef ZYAN_NO_LIBC + +/** + * Initializes a new `ZyanVector` instance by duplicating an existing vector. + * + * @param destination A pointer to the (uninitialized) destination `ZyanVector` instance. + * @param source A pointer to the source vector. + * @param capacity The initial capacity (number of elements). + * + * This value is automatically adjusted to the size of the source vector, if + * a smaller value was passed. + * + * @return A zyan status code. + * + * The memory for the vector is dynamically allocated by the default allocator using the default + * growth factor and the default shrink threshold. + * + * Finalization with `ZyanVectorDestroy` is required for all instances created by this function. + */ +ZYCORE_EXPORT ZYAN_REQUIRES_LIBC ZyanStatus ZyanVectorDuplicate(ZyanVector* destination, + const ZyanVector* source, ZyanUSize capacity); + +#endif // ZYAN_NO_LIBC + +/** + * Initializes a new `ZyanVector` instance by duplicating an existing vector and sets a + * custom `allocator` and memory allocation/deallocation parameters. + * + * @param destination A pointer to the (uninitialized) destination `ZyanVector` instance. + * @param source A pointer to the source vector. + * @param capacity The initial capacity (number of elements). + + * This value is automatically adjusted to the size of the source + * vector, if a smaller value was passed. + * @param allocator A pointer to a `ZyanAllocator` instance. + * @param growth_factor The growth factor. + * @param shrink_threshold The shrink threshold. + * + * @return A zyan status code. + * + * A growth factor of `1` disables overallocation and a shrink threshold of `0` disables + * dynamic shrinking. + * + * Finalization with `ZyanVectorDestroy` is required for all instances created by this function. + */ +ZYCORE_EXPORT ZyanStatus ZyanVectorDuplicateEx(ZyanVector* destination, const ZyanVector* source, + ZyanUSize capacity, ZyanAllocator* allocator, ZyanU8 growth_factor, ZyanU8 shrink_threshold); + +/** + * Initializes a new `ZyanVector` instance by duplicating an existing vector and + * configures it to use a custom user defined buffer with a fixed size. + * + * @param destination A pointer to the (uninitialized) destination `ZyanVector` instance. + * @param source A pointer to the source vector. + * @param buffer A pointer to the buffer that is used as storage for the elements. + * @param capacity The maximum capacity (number of elements) of the buffer. + + * This function will fail, if the capacity of the buffer is less than the + * size of the source vector. + * + * @return A zyan status code. + * + * Finalization is not required for instances created by this function. + */ +ZYCORE_EXPORT ZyanStatus ZyanVectorDuplicateCustomBuffer(ZyanVector* destination, + const ZyanVector* source, void* buffer, ZyanUSize capacity); + +/* ---------------------------------------------------------------------------------------------- */ +/* Element access */ +/* ---------------------------------------------------------------------------------------------- */ + +/** + * Returns a constant pointer to the element at the given `index`. + * + * @param vector A pointer to the `ZyanVector` instance. + * @param index The element index. + * + * @return A constant pointer to the desired element in the vector or `ZYAN_NULL`, if an error + * occurred. + * + * Note that the returned pointer might get invalid when the vector is resized by either a manual + * call to the memory-management functions or implicitly by inserting or removing elements. + * + * Take a look at `ZyanVectorGetPointer` instead, if you need a function that returns a zyan status + * code. + */ +ZYCORE_EXPORT const void* ZyanVectorGet(const ZyanVector* vector, ZyanUSize index); + +/** + * Returns a mutable pointer to the element at the given `index`. + * + * @param vector A pointer to the `ZyanVector` instance. + * @param index The element index. + * + * @return A mutable pointer to the desired element in the vector or `ZYAN_NULL`, if an error + * occurred. + * + * Note that the returned pointer might get invalid when the vector is resized by either a manual + * call to the memory-management functions or implicitly by inserting or removing elements. + * + * Take a look at `ZyanVectorGetPointerMutable` instead, if you need a function that returns a + * zyan status code. + */ +ZYCORE_EXPORT void* ZyanVectorGetMutable(const ZyanVector* vector, ZyanUSize index); + +/** + * Returns a constant pointer to the element at the given `index`. + * + * @param vector A pointer to the `ZyanVector` instance. + * @param index The element index. + * @param value Receives a constant pointer to the desired element in the vector. + * + * Note that the returned pointer might get invalid when the vector is resized by either a manual + * call to the memory-management functions or implicitly by inserting or removing elements. + * + * @return A zyan status code. + */ +ZYCORE_EXPORT ZyanStatus ZyanVectorGetPointer(const ZyanVector* vector, ZyanUSize index, + const void** value); + +/** + * Returns a mutable pointer to the element at the given `index`. + * + * @param vector A pointer to the `ZyanVector` instance. + * @param index The element index. + * @param value Receives a mutable pointer to the desired element in the vector. + * + * Note that the returned pointer might get invalid when the vector is resized by either a manual + * call to the memory-management functions or implicitly by inserting or removing elements. + * + * @return A zyan status code. + */ +ZYCORE_EXPORT ZyanStatus ZyanVectorGetPointerMutable(const ZyanVector* vector, ZyanUSize index, + void** value); + +/** + * Assigns a new value to the element at the given `index`. + * + * @param vector A pointer to the `ZyanVector` instance. + * @param index The value index. + * @param value The value to assign. + * + * @return A zyan status code. + */ +ZYCORE_EXPORT ZyanStatus ZyanVectorSet(ZyanVector* vector, ZyanUSize index, + const void* value); + +/* ---------------------------------------------------------------------------------------------- */ +/* Insertion */ +/* ---------------------------------------------------------------------------------------------- */ + +/** + * Adds a new `element` to the end of the vector. + * + * @param vector A pointer to the `ZyanVector` instance. + * @param element A pointer to the element to add. + * + * @return A zyan status code. + */ +ZYCORE_EXPORT ZyanStatus ZyanVectorPushBack(ZyanVector* vector, const void* element); + +/** + * Inserts an `element` at the given `index` of the vector. + * + * @param vector A pointer to the `ZyanVector` instance. + * @param index The insert index. + * @param element A pointer to the element to insert. + * + * @return A zyan status code. + */ +ZYCORE_EXPORT ZyanStatus ZyanVectorInsert(ZyanVector* vector, ZyanUSize index, + const void* element); + +/** + * Inserts multiple `elements` at the given `index` of the vector. + * + * @param vector A pointer to the `ZyanVector` instance. + * @param index The insert index. + * @param elements A pointer to the first element. + * @param count The number of elements to insert. + * + * @return A zyan status code. + */ +ZYCORE_EXPORT ZyanStatus ZyanVectorInsertRange(ZyanVector* vector, ZyanUSize index, + const void* elements, ZyanUSize count); + +/** + * Constructs an `element` in-place at the end of the vector. + * + * @param vector A pointer to the `ZyanVector` instance. + * @param element Receives a pointer to the new element. + * @param constructor The constructor callback or `ZYAN_NULL`. The new element will be in + * undefined state, if no constructor was passed. + * + * @return A zyan status code. + */ +ZYCORE_EXPORT ZyanStatus ZyanVectorEmplace(ZyanVector* vector, void** element, + ZyanMemberFunction constructor); + +/** + * Constructs an `element` in-place and inserts it at the given `index` of the vector. + * + * @param vector A pointer to the `ZyanVector` instance. + * @param index The insert index. + * @param element Receives a pointer to the new element. + * @param constructor The constructor callback or `ZYAN_NULL`. The new element will be in + * undefined state, if no constructor was passed. + * + * @return A zyan status code. + */ +ZYCORE_EXPORT ZyanStatus ZyanVectorEmplaceEx(ZyanVector* vector, ZyanUSize index, + void** element, ZyanMemberFunction constructor); + +/* ---------------------------------------------------------------------------------------------- */ +/* Utils */ +/* ---------------------------------------------------------------------------------------------- */ + +/** + * Swaps the element at `index_first` with the element at `index_second`. + * + * @param vector A pointer to the `ZyanVector` instance. + * @param index_first The index of the first element. + * @param index_second The index of the second element. + * + * @return A zyan status code. + * + * This function requires the vector to have spare capacity for one temporary element. Call + * `ZyanVectorReserve` before this function to increase capacity, if needed. + */ +ZYCORE_EXPORT ZyanStatus ZyanVectorSwapElements(ZyanVector* vector, ZyanUSize index_first, + ZyanUSize index_second); + +/* ---------------------------------------------------------------------------------------------- */ +/* Deletion */ +/* ---------------------------------------------------------------------------------------------- */ + +/** + * Deletes the element at the given `index` of the vector. + * + * @param vector A pointer to the `ZyanVector` instance. + * @param index The element index. + * + * @return A zyan status code. + */ +ZYCORE_EXPORT ZyanStatus ZyanVectorDelete(ZyanVector* vector, ZyanUSize index); + +/** + * Deletes multiple elements from the given vector, starting at `index`. + * + * @param vector A pointer to the `ZyanVector` instance. + * @param index The index of the first element to delete. + * @param count The number of elements to delete. + * + * @return A zyan status code. + */ +ZYCORE_EXPORT ZyanStatus ZyanVectorDeleteRange(ZyanVector* vector, ZyanUSize index, + ZyanUSize count); + +/** + * Removes the last element of the vector. + * + * @param vector A pointer to the `ZyanVector` instance. + * + * @return A zyan status code. + */ +ZYCORE_EXPORT ZyanStatus ZyanVectorPopBack(ZyanVector* vector); + +/** + * Erases all elements of the given vector. + * + * @param vector A pointer to the `ZyanVector` instance. + * + * @return A zyan status code. + */ +ZYCORE_EXPORT ZyanStatus ZyanVectorClear(ZyanVector* vector); + +/* ---------------------------------------------------------------------------------------------- */ +/* Searching */ +/* ---------------------------------------------------------------------------------------------- */ + +/** + * Sequentially searches for the first occurrence of `element` in the given vector. + * + * @param vector A pointer to the `ZyanVector` instance. + * @param element A pointer to the element to search for. + * @param found_index A pointer to a variable that receives the index of the found element. + * @param comparison The comparison function to use. + * + * @return `ZYAN_STATUS_TRUE` if the element was found, `ZYAN_STATUS_FALSE` if not or a generic + * zyan status code if an error occurred. + * + * The `found_index` is set to `-1`, if the element was not found. + */ +ZYCORE_EXPORT ZyanStatus ZyanVectorFind(const ZyanVector* vector, const void* element, + ZyanISize* found_index, ZyanEqualityComparison comparison); + +/** + * Sequentially searches for the first occurrence of `element` in the given vector. + * + * @param vector A pointer to the `ZyanVector` instance. + * @param element A pointer to the element to search for. + * @param found_index A pointer to a variable that receives the index of the found element. + * @param comparison The comparison function to use. + * @param index The start index. + * @param count The maximum number of elements to iterate, beginning from the start `index`. + * + * @return `ZYAN_STATUS_TRUE` if the element was found, `ZYAN_STATUS_FALSE` if not or a generic + * zyan status code if an error occurred. + * + * The `found_index` is set to `-1`, if the element was not found. + */ +ZYCORE_EXPORT ZyanStatus ZyanVectorFindEx(const ZyanVector* vector, const void* element, + ZyanISize* found_index, ZyanEqualityComparison comparison, ZyanUSize index, ZyanUSize count); + +/** + * Searches for the first occurrence of `element` in the given vector using a binary- + * search algorithm. + * + * @param vector A pointer to the `ZyanVector` instance. + * @param element A pointer to the element to search for. + * @param found_index A pointer to a variable that receives the index of the found element. + * @param comparison The comparison function to use. + * + * @return `ZYAN_STATUS_TRUE` if the element was found, `ZYAN_STATUS_FALSE` if not or a generic + * zyan status code if an error occurred. + * + * If found, `found_index` contains the zero-based index of `element`. If not found, `found_index` + * contains the index of the first entry larger than `element`. + * + * This function requires all elements in the vector to be strictly ordered (sorted). + */ +ZYCORE_EXPORT ZyanStatus ZyanVectorBinarySearch(const ZyanVector* vector, const void* element, + ZyanUSize* found_index, ZyanComparison comparison); + +/** + * Searches for the first occurrence of `element` in the given vector using a binary- + * search algorithm. + * + * @param vector A pointer to the `ZyanVector` instance. + * @param element A pointer to the element to search for. + * @param found_index A pointer to a variable that receives the index of the found element. + * @param comparison The comparison function to use. + * @param index The start index. + * @param count The maximum number of elements to iterate, beginning from the start `index`. + * + * @return `ZYAN_STATUS_TRUE` if the element was found, `ZYAN_STATUS_FALSE` if not or a generic + * zyan status code if an error occurred. + * + * If found, `found_index` contains the zero-based index of `element`. If not found, `found_index` + * contains the index of the first entry larger than `element`. + * + * This function requires all elements in the vector to be strictly ordered (sorted). + */ +ZYCORE_EXPORT ZyanStatus ZyanVectorBinarySearchEx(const ZyanVector* vector, const void* element, + ZyanUSize* found_index, ZyanComparison comparison, ZyanUSize index, ZyanUSize count); + +/* ---------------------------------------------------------------------------------------------- */ +/* Memory management */ +/* ---------------------------------------------------------------------------------------------- */ + +/** + * Resizes the given `ZyanVector` instance. + * + * @param vector A pointer to the `ZyanVector` instance. + * @param size The new size of the vector. + * + * @return A zyan status code. + */ +ZYCORE_EXPORT ZyanStatus ZyanVectorResize(ZyanVector* vector, ZyanUSize size); + +/** + * Resizes the given `ZyanVector` instance. + * + * @param vector A pointer to the `ZyanVector` instance. + * @param size The new size of the vector. + * @param initializer A pointer to a value to be used as initializer for new items. + * + * @return A zyan status code. + */ +ZYCORE_EXPORT ZyanStatus ZyanVectorResizeEx(ZyanVector* vector, ZyanUSize size, + const void* initializer); + +/** + * Changes the capacity of the given `ZyanVector` instance. + * + * @param vector A pointer to the `ZyanVector` instance. + * @param capacity The new minimum capacity of the vector. + * + * @return A zyan status code. + */ +ZYCORE_EXPORT ZyanStatus ZyanVectorReserve(ZyanVector* vector, ZyanUSize capacity); + +/** + * Shrinks the capacity of the given vector to match it's size. + * + * @param vector A pointer to the `ZyanVector` instance. + * + * @return A zyan status code. + */ +ZYCORE_EXPORT ZyanStatus ZyanVectorShrinkToFit(ZyanVector* vector); + +/* ---------------------------------------------------------------------------------------------- */ +/* Information */ +/* ---------------------------------------------------------------------------------------------- */ + +/** + * Returns the current capacity of the vector. + * + * @param vector A pointer to the `ZyanVector` instance. + * @param capacity Receives the size of the vector. + * + * @return A zyan status code. + */ +ZYCORE_EXPORT ZyanStatus ZyanVectorGetCapacity(const ZyanVector* vector, ZyanUSize* capacity); + +/** + * Returns the current size of the vector. + * + * @param vector A pointer to the `ZyanVector` instance. + * @param size Receives the size of the vector. + * + * @return A zyan status code. + */ +ZYCORE_EXPORT ZyanStatus ZyanVectorGetSize(const ZyanVector* vector, ZyanUSize* size); + +/* ---------------------------------------------------------------------------------------------- */ + +/* ============================================================================================== */ + +#ifdef __cplusplus +} +#endif + +#endif /* ZYCORE_VECTOR_H */ |