100 lines
2.2 KiB
C
100 lines
2.2 KiB
C
/*
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* Miscellaneous helpers for common operations.
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*/
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// TOP
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#if !defined(FCODER_HELPER_H)
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#define FCODER_HELPER_H
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struct Bind_Helper{
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Binding_Unit *cursor, *start, *end;
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Binding_Unit *header, *group;
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int32_t write_total;
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int32_t error;
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};
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#define BH_ERR_NONE 0
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#define BH_ERR_MISSING_END 1
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#define BH_ERR_MISSING_BEGIN 2
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#define BH_ERR_OUT_OF_MEMORY 3
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struct Bind_Buffer{
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void *data;
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int32_t size;
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};
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////////////////////////////////
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#define dll_remove(n) (n)->next->prev=(n)->prev,(n)->prev->next=(n)->next
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#define zdll_push_back_(f,l,n) if(f==0){n->next=n->prev=0;f=l=n;}else{n->prev=l;n->next=0;l->next=n;l=n;}
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#define zdll_push_back(f,l,n) do{ zdll_push_back_((f),(l),(n)) }while(0)
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#define zdll_remove_front_(f,l,n) if(f==l){f=l=0;}else{f=f->next;f->prev=0;}
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#define zdll_remove_back_(f,l,n) if(f==l){f=l=0;}else{l=l->prev;l->next=0;}
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#define zdll_remove_(f,l,n) if(f==n){zdll_remove_front_(f,l,n);}else if(l==n){zdll_remove_back_(f,l,n);}else{dll_remove(n);}
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#define zdll_remove(f,l,n) do{ zdll_remove_((f),(l),(n)) }while(0)
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#if !defined(Member)
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# define Member(S,m) (((S*)0)->m)
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#endif
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#define PtrDif(a,b) ((uint8_t*)(a) - (uint8_t*)(b))
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#define PtrAsInt(a) PtrDif(a,0)
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#define OffsetOfMember(S,m) PtrAsInt(&Member(S,m))
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#define CastFromMember(S,m,ptr) (S*)( (uint8_t*)(ptr) - OffsetOfMember(S,m) )
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#if !defined(max_f32)
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inline float
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max_f32_proc(void){
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union{
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uint32_t x;
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float f;
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} c;
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c.x = 0x7f800000;
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return(c.f);
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}
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#define max_f32 max_f32_proc()
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#endif
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#if !defined(ArrayCount)
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# define ArrayCount(a) (sizeof(a)/sizeof(a[0]))
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#endif
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#ifndef Swap
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# define Swap(T,a,b) do{ T t = a; a = b; b = t; } while(0)
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#endif
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struct Buffer_Rect{
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int32_t char0, line0;
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int32_t char1, line1;
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};
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////////////////////////////////
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struct Stream_Chunk{
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Application_Links *app;
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Buffer_Summary *buffer;
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char *base_data;
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int32_t start, end;
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int32_t min_start, max_end;
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bool32 add_null;
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uint32_t data_size;
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char *data;
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};
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struct Stream_Tokens{
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Application_Links *app;
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Buffer_Summary *buffer;
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Cpp_Token *base_tokens;
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Cpp_Token *tokens;
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int32_t start, end;
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int32_t count, token_count;
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};
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#endif
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// BOTTOM
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