diff options
Diffstat (limited to 'src/gallium/auxiliary/util/u_buffer.h')
-rw-r--r-- | src/gallium/auxiliary/util/u_buffer.h | 57 |
1 files changed, 0 insertions, 57 deletions
diff --git a/src/gallium/auxiliary/util/u_buffer.h b/src/gallium/auxiliary/util/u_buffer.h deleted file mode 100644 index 5eb53bcf0a8..00000000000 --- a/src/gallium/auxiliary/util/u_buffer.h +++ /dev/null @@ -1,57 +0,0 @@ -#ifndef U_BUFFER_H -#define U_BUFFER_H - -struct util_buffer -{ - void* data; - unsigned size; - unsigned capacity; -}; - -static inline void -util_buffer_init(struct util_buffer* buf) -{ - memset(buf, 0, sizeof(*buf)); -} - -static inline void -util_buffer_fini(struct util_buffer* buf) -{ - if(buf->data) { - free(buf->data); - util_buffer_init(buf); - } -} - -static inline void* -util_buffer_grow(struct util_buffer* buf, int size) -{ - unsigned newsize = buf->size + size; - char* p; - if(newsize > buf->capacity) { - buf->capacity <<= 1; - if(newsize > buf->capacity) - buf->capacity = newsize; - buf->data = realloc(buf->data, buf->capacity); - } - - p = (char*)buf->data + buf->size; - buf->size = newsize; - return p; -} - -static inline void -util_buffer_trim(struct util_buffer* buf) -{ - buf->data = realloc(buf->data, buf->size); - buf->capacity = buf->size; -} - -#define util_buffer_append(buf, type, v) do {type __v = (v); memcpy(util_buffer_grow((buf), sizeof(type)), &__v, sizeof(type));} while(0) -#define util_buffer_top_ptr(buf, type) (type*)((buf)->data + (buf)->size - sizeof(type)) -#define util_buffer_top(buf, type) *util_buffer_top_ptr(buf, type) -#define util_buffer_pop_ptr(buf, type) (type*)((buf)->data + ((buf)->size -= sizeof(type))) -#define util_buffer_pop(buf, type) *util_buffer_pop_ptr(buf, type) -#define util_buffer_contains(buf, type) ((buf)->size >= sizeof(type)) - -#endif /* U_BUFFER_H */ |