arrays
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@@ -25,31 +25,37 @@ SOFTWARE.
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#include <stddef.h>
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struct Arena
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struct CI2_Arena
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{
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char* beg;
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char* end;
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};
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typedef struct Arena Arena;
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typedef struct CI2_Arena CI2_Arena;
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/* Initialize an Arena with an existing buffer */
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extern void
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arena_back(struct Arena* a, char* buf, ptrdiff_t len);
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ci2_arena_back(struct CI2_Arena* a, char* buf, ptrdiff_t len);
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/* Allocate a new Arena */
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extern struct Arena
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arena_new(ptrdiff_t cap);
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extern struct CI2_Arena
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ci2_arena_new(ptrdiff_t cap);
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/* Get the current capacity of an Arena */
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extern ptrdiff_t
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arena_capacity(struct Arena a);
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ci2_arena_capacity(struct CI2_Arena a);
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/* Make an allocation from an Arena and do not zero.*/
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extern void*
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arena_malloc(struct Arena* a, ptrdiff_t size, ptrdiff_t align, ptrdiff_t count);
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ci2_arena_malloc(struct CI2_Arena* a,
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ptrdiff_t size,
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ptrdiff_t align,
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ptrdiff_t count);
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/* Make an allocation from an Arena and zero.*/
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extern void*
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arena_calloc(struct Arena* a, ptrdiff_t size, ptrdiff_t align, ptrdiff_t count);
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ci2_arena_calloc(struct CI2_Arena* a,
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ptrdiff_t size,
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ptrdiff_t align,
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ptrdiff_t count);
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#endif // ci2_arena.h
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@@ -1,5 +1,5 @@
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/* - | Copyright | ------------------------------------------------------------
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Copyright (c) 2026 Randy Jordan
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Copyright (c) 2026 Randy Jordan
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Permission is hereby granted, free of charge, to any person obtaining a copy of
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this software and associated documentation files (the "Software"), to deal in
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@@ -36,10 +36,10 @@ ci2_malloc(size_t nbytes, const char* file, const char* func, int line);
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/* Allocate an object and zero ci2ory. May throw exception. */
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CI2_API void*
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ci2_calloc(size_t count,
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size_t nbytes,
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const char* file,
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const char* func,
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int line);
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size_t nbytes,
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const char* file,
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const char* func,
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int line);
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/* Free and null a pointer */
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CI2_API void
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@@ -48,22 +48,22 @@ ci2_free(void** ptr, const char* file, const char* func, int line);
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/* Resize a non-null pointer */
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CI2_API void*
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ci2_resize(void* ptr,
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size_t nbytes,
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const char* file,
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const char* func,
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int line);
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size_t nbytes,
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const char* file,
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const char* func,
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int line);
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#define CI2_MALLOC(nbytes) ci2_malloc((nbytes), __FILE__, CI2_FUNC, __LINE__)
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#define CI2_CALLOC(count, nbytes) \
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ci2_calloc((count), (nbytes), __FILE__, CI2_FUNC, __LINE__)
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ci2_calloc((count), (nbytes), __FILE__, CI2_FUNC, __LINE__)
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#define CI2_NEW(p) ((p) = CI2_MALLOC((size_t)sizeof *(p)))
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#define CI2_NEW0(p) ((p) = CI2_CALLOC(1, (size_t)sizeof *(p)))
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#define CI2_FREE(ptr) \
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((void)(ci2_free((ptr), __FILE__, CI2_FUNC, __LINE__), (ptr) = 0))
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((void)(ci2_free((ptr), __FILE__, CI2_FUNC, __LINE__), (ptr) = 0))
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#define CI2_RESIZE(ptr, nbytes) \
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((ptr) = ci2_resize((ptr), (nbytes), __FILE__, CI2_FUNC, __LINE__))
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((ptr) = ci2_resize((ptr), (nbytes), __FILE__, CI2_FUNC, __LINE__))
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#endif // ci2_mem.h
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