66 lines
1.8 KiB
C
66 lines
1.8 KiB
C
#include <stdarg.h>
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#include <stdbool.h>
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#include <stdint.h>
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#include <stdlib.h>
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/**
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* Constants shared by multiple CSS Box Alignment properties
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*
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* These constants match Gecko's `NS_STYLE_ALIGN_*` constants.
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*/
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typedef struct {
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uint8_t bits;
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} AlignFlags;
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/**
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* 'auto'
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*/
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#define AlignFlags_AUTO (AlignFlags){ .bits = (uint8_t)0 }
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/**
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* 'normal'
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*/
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#define AlignFlags_NORMAL (AlignFlags){ .bits = (uint8_t)1 }
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/**
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* 'start'
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*/
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#define AlignFlags_START (AlignFlags){ .bits = (uint8_t)(1 << 1) }
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/**
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* 'end'
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*/
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#define AlignFlags_END (AlignFlags){ .bits = (uint8_t)(1 << 2) }
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#define AlignFlags_ALIAS (AlignFlags){ .bits = (uint8_t)(AlignFlags_END).bits }
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/**
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* 'flex-start'
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*/
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#define AlignFlags_FLEX_START (AlignFlags){ .bits = (uint8_t)(1 << 3) }
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#define AlignFlags_MIXED (AlignFlags){ .bits = (uint8_t)(((1 << 4) | (AlignFlags_FLEX_START).bits) | (AlignFlags_END).bits) }
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#define AlignFlags_MIXED_SELF (AlignFlags){ .bits = (uint8_t)(((1 << 5) | (AlignFlags_FLEX_START).bits) | (AlignFlags_END).bits) }
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typedef struct {
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uint32_t bits;
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} DebugFlags;
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/**
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* Flag with the topmost bit set of the u32
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*/
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#define DebugFlags_BIGGEST_ALLOWED (DebugFlags){ .bits = (uint32_t)(1 << 31) }
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typedef struct {
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uint64_t bits;
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} LargeFlags;
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/**
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* Flag with a very large shift that usually would be narrowed.
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*/
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#define LargeFlags_LARGE_SHIFT (LargeFlags){ .bits = (uint64_t)(1ull << 44) }
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#define LargeFlags_INVERTED (LargeFlags){ .bits = (uint64_t)~(LargeFlags_LARGE_SHIFT).bits }
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typedef struct {
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uint32_t _0;
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} OutOfLine;
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#define OutOfLine_A (OutOfLine){ ._0 = (uint32_t)1 }
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#define OutOfLine_B (OutOfLine){ ._0 = (uint32_t)2 }
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#define OutOfLine_AB (OutOfLine){ ._0 = (uint32_t)((OutOfLine_A)._0 | (OutOfLine_B)._0) }
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void root(AlignFlags flags,
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DebugFlags bigger_flags,
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LargeFlags largest_flags,
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OutOfLine out_of_line);
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