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129 lines
2.6 KiB
C++
129 lines
2.6 KiB
C++
#include "mapbugs.h"
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#include <base/system.h>
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struct CMapDescription
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{
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const char *m_pName;
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int m_Size;
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SHA256_DIGEST m_Sha256;
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bool operator==(const CMapDescription &Other) const
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{
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return str_comp(m_pName, Other.m_pName) == 0 &&
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m_Size == Other.m_Size;
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}
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};
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struct CMapBugsInternal
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{
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CMapDescription m_Map;
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unsigned int m_BugFlags;
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};
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static unsigned int BugToFlag(int Bug)
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{
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unsigned int Result;
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dbg_assert((unsigned)Bug < 8 * sizeof(Result), "invalid shift");
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Result = (1 << Bug);
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return Result;
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}
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static unsigned int IsBugFlagSet(int Bug, unsigned int BugFlags)
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{
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return (BugFlags & BugToFlag(Bug)) != 0;
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}
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static SHA256_DIGEST s(const char *pSha256)
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{
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SHA256_DIGEST Result;
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dbg_assert(sha256_from_str(&Result, pSha256) == 0, "invalid sha256 in mapbugs");
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return Result;
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}
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static CMapBugsInternal MAP_BUGS[] =
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{
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{{"Binary", 2022597, s("65b410e197fd2298ec270e89a84b762f6739d1d18089529f8ef6cf2104d3d600")}, BugToFlag(BUG_GRENADE_DOUBLEEXPLOSION)}};
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CMapBugs GetMapBugs(const char *pName, int Size, SHA256_DIGEST Sha256)
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{
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CMapDescription Map = {pName, Size, Sha256};
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CMapBugs Result;
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Result.m_Extra = 0;
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for(auto &MapBug : MAP_BUGS)
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{
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if(Map == MapBug.m_Map)
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{
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Result.m_pData = &MapBug;
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return Result;
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}
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}
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Result.m_pData = 0;
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return Result;
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}
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bool CMapBugs::Contains(int Bug) const
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{
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CMapBugsInternal *pInternal = (CMapBugsInternal *)m_pData;
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if(!pInternal)
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{
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return IsBugFlagSet(Bug, m_Extra);
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}
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return IsBugFlagSet(Bug, pInternal->m_BugFlags);
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}
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int CMapBugs::Update(const char *pBug)
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{
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CMapBugsInternal *pInternal = (CMapBugsInternal *)m_pData;
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int Bug = -1;
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if(false) {} // NOLINT(readability-simplify-boolean-expr)
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#define MAPBUG(constname, string) \
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else if(str_comp(pBug, string) == 0) { Bug = constname; }
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#include "mapbugs_list.h"
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#undef MAPBUG
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if(Bug == -1)
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{
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return MAPBUGUPDATE_NOTFOUND;
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}
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if(pInternal)
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{
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return MAPBUGUPDATE_OVERRIDDEN;
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}
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m_Extra |= BugToFlag(Bug);
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return MAPBUGUPDATE_OK;
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}
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void CMapBugs::Dump() const
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{
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CMapBugsInternal *pInternal = (CMapBugsInternal *)m_pData;
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unsigned int Flags;
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if(pInternal)
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{
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Flags = pInternal->m_BugFlags;
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}
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else if(m_Extra)
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{
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Flags = m_Extra;
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}
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else
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{
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return;
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}
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char aBugs[NUM_BUGS + 1] = {0};
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for(int i = 0; i < NUM_BUGS; i++)
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{
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aBugs[i] = IsBugFlagSet(i, Flags) ? 'X' : 'O';
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}
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dbg_msg("mapbugs", "enabling map compatibility mode %s", aBugs);
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if(pInternal)
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{
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char aSha256[SHA256_MAXSTRSIZE];
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sha256_str(pInternal->m_Map.m_Sha256, aSha256, sizeof(aSha256));
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dbg_msg("mapbugs", "map='%s' map_size=%d map_sha256=%s",
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pInternal->m_Map.m_pName,
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pInternal->m_Map.m_Size,
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aSha256);
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}
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}
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