892a40ff0f
Cleaned up the mess, at this time, only viable data get synced (_work directory for Gothic-data, miranda for mdc-scripts. Need to symlink files to a working directory.
320 lines
No EOL
7.6 KiB
D
320 lines
No EOL
7.6 KiB
D
/***********************************\
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STRINGBUILDER
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\***********************************/
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//========================================
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// [intern] Klasse / Variablen
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//========================================
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class StringBuilder {
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var int ptr;
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var int cln;
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var int cal;
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};
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const int _SB_Current = 0;
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//========================================
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// Aktiven StringBuilder setzen
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//========================================
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func void SB_Use(var int sb) {
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_SB_Current = sb;
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};
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//========================================
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// Aktiven StringBuilder holen
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//========================================
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func int SB_Get() {
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return _SB_Current;
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};
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//========================================
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// Neuen StringBuilder erstellen
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//========================================
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func int SB_New() {
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SB_Use(MEM_Alloc(12));
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return _SB_Current;
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};
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//========================================
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// Buffer initialisieren (def: auto)
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//========================================
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func void SB_InitBuffer(var int size) {
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var StringBuilder c; c = _^(_SB_Current);
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if(c.ptr) {
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MEM_Error("SB_InitBuffer: Der StringBuilder hat bereits einen Buffer.");
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return;
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};
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if(size < 8) {
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size = 8;
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};
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c.ptr = MEM_Alloc(size);
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c.cln = 0;
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c.cal = size;
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};
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//========================================
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// Leeren (wird nicht zerstört!)
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//========================================
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func void SB_Clear() {
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var StringBuilder c; c = _^(_SB_Current);
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if(c.ptr) {
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MEM_Free(c.ptr);
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};
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c.ptr = 0;
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c.cln = 0;
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c.cal = 0;
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};
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//========================================
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// Stream entkoppeln
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//========================================
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func void SB_Release() {
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MEM_Free(_SB_Current);
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_SB_Current = 0;
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};
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//========================================
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// StringBuilder komplett zerstören
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//========================================
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func void SB_Destroy() {
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SB_Clear();
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SB_Release();
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};
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//========================================
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// Stream als String zurückgeben
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//========================================
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func string SB_ToString() {
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var StringBuilder c; c = _^(_SB_Current);
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if(!c.ptr) { return ""; };
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var string ret; ret = "";
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var zString z; z = _^(_@s(ret));
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z.ptr = MEM_Alloc(c.cln+2)+1;
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MEM_CopyBytes(c.ptr, z.ptr, c.cln);
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z.len = c.cln;
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z.res = c.cln;
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return ret;
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};
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//========================================
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// Stream als Pointer zurückgeben
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//========================================
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func int SB_GetStream() {
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if(!_SB_Current) {
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return 0;
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};
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return MEM_ReadInt(_SB_Current);
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};
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//========================================
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// Kopie des Streams zurückgeben
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//========================================
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func int SB_ToStream() {
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if(!_SB_Current) {
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return 0;
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};
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var StringBuilder c; c = _^(_SB_Current);
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var int p; p = MEM_Alloc(c.cln);
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MEM_CopyBytes(c.ptr, p, c.cln);
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return p;
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};
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//========================================
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// Aktuelle Länge
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//========================================
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func int SB_Length() {
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if(!_SB_Current) {
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return 0;
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};
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return MEM_ReadInt(_SB_Current+4);
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};
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//========================================
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// Rohbytes anhängen
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//========================================
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func void SBraw(var int ptr, var int len) {
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var StringBuilder c; c = _^(_SB_Current);
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if(!c.ptr) {
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SB_InitBuffer(32);
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};
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var int n; n = c.cln + len;
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if(n > c.cal) {
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var int o; o = c.cal;
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while(n > c.cal);
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c.cal *= 2;
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end;
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c.ptr = MEM_Realloc(c.ptr, o, c.cal);
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};
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MEM_CopyBytes(ptr, c.ptr + c.cln, len);
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c.cln = n;
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};
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//========================================
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// String anhängen
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//========================================
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func void SB(var string s) {
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var zString z; z = _^(_@s(s));
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SBraw(z.ptr, z.len);
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};
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//========================================
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// Int als ASCII anhängen
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//========================================
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func void SBi(var int i) {
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SB(IntToString(i));
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};
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//========================================
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// Buchstaben anhängen (ASCII)
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//========================================
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func void SBc(var int b) {
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var StringBuilder c; c = _^(_SB_Current);
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if(!c.ptr) {
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SB_InitBuffer(32);
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};
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if(c.cln+4 > c.cal) {
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c.ptr = MEM_Realloc(c.ptr, c.cal, c.cal<<1);
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c.cal *= 2;
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};
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MEM_WriteInt(c.ptr+c.cln, b);
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c.cln += 1;
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};
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//========================================
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// Int als 4 Byte roh anhängen
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//========================================
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func void SBw(var int b) {
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var StringBuilder c; c = _^(_SB_Current);
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if(!c.ptr) {
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SB_InitBuffer(32);
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};
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if(c.cln+4 > c.cal) {
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c.ptr = MEM_Realloc(c.ptr, c.cal, c.cal<<1);
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c.cal *= 2;
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};
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MEM_WriteInt(c.ptr+c.cln, b);
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c.cln += 4;
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};
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//========================================
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// Float anhängen (ASCII)
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//========================================
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func void SBflt(var float f) {
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SB(FloatToString(f));
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};
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//========================================
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// Int als Float anhängen (ASCII)
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//========================================
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func void SBf(var int f) {
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f; MEM_Call(SBflt);
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};
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//========================================
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// Länge setzen
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//========================================
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func void SB_SetLength(var int l) {
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while(l > SB_Length());
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SBw(0);
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end;
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MEM_WriteInt(_SB_Current+4, l);
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};
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//========================================
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// STR_Escape / STR_Unescape
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//========================================
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const int STR_Sequences[33] = {
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48, 49, 50, 51, 52, 53, 54, 97,
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98, 116, 110, 118, 102, 114, 55, 56,
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57, 65, 66, 67, 68, 69, 70, 71,
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72, 73, 74, 75, 76, 77, 78, 79, 95
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};
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func string STR_Escape(var string s0) {
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var int osb; osb = SB_Get();
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var zString z; z = _^(_@s(s0));
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const int sb = 0;
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if(!sb) {
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sb = SB_New();
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};
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SB_Use(sb);
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SB_InitBuffer(z.len * 2);
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var int i; i = 0;
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var int l; l = z.len;
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while(i < l);
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var int c; c = MEM_ReadByte(z.ptr + i);
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if(c == 92) { // '\'
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SBc(92);
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SBc(92);
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}
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else if(c < 33) {
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SBc(92);
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SBc(MEM_ReadStatArr(STR_Sequences, c));
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}
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else {
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SBc(c);
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};
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i += 1;
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end;
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var string res; res = SB_ToString();
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SB_Clear();
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SB_Use(osb);
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return res;
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};
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func string STR_Unescape(var string s0) {
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var int osb; osb = SB_Get();
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var zString z; z = _^(_@s(s0));
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const int sb = 0;
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if(!sb) {
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sb = SB_New();
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};
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SB_Use(sb);
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SB_InitBuffer(z.len);
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var int i; i = 0;
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var int l; l = z.len;
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while(i < l);
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var int c; c = MEM_ReadByte(z.ptr + i);
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if(c == 92) { // '\'
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i += 1;
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c = MEM_ReadByte(z.ptr + i);
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if(c == 92) {
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SBc(92);
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}
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else {
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var int j; j = 0;
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while(j < 33);
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var int n; n = MEM_ReadStatArr(STR_Sequences, j);
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if(c == n) {
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SBc(j);
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break;
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};
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j += 1;
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end;
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};
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}
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else {
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SBc(c);
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};
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i += 1;
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end;
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var string res; res = SB_ToString();
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SB_Clear();
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SB_Use(osb);
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return res;
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};
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//========================================
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// Hilfsfunktion STR_StartsWith
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//========================================
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func int STR_StartsWith(var string str, var string start) {
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var zString z0; z0 = _^(_@s(str));
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var zString z1; z1 = _^(_@s(start));
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if(z1.len > z0.len) { return 0; };
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MEM_CompareBytes(z0.ptr, z1.ptr, z1.len);
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}; |