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Fix signed/unsigned warnings in {script,serialize}.h (fixes #1541)

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This commit is contained in:
Matt Corallo 2012-07-02 16:29:14 +02:00
parent da1103f4f8
commit 467b79391f
2 changed files with 7 additions and 4 deletions
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2
src/script.h
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@ -452,7 +452,7 @@ public:
memcpy(&nSize, &pc[0], 4); memcpy(&nSize, &pc[0], 4);
pc += 4; pc += 4;
} }
if (end() - pc < nSize) if (end() - pc < 0 || (unsigned int)(end() - pc) < nSize)
return false; return false;
if (pvchRet) if (pvchRet)
pvchRet->assign(pc, pc + nSize); pvchRet->assign(pc, pc + nSize);

9
src/serialize.h
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@ -809,7 +809,8 @@ public:
void insert(iterator it, const_iterator first, const_iterator last) void insert(iterator it, const_iterator first, const_iterator last)
{ {
if (it == vch.begin() + nReadPos && last - first <= nReadPos) assert(last - first >= 0);
if (it == vch.begin() + nReadPos && (unsigned int)(last - first) <= nReadPos)
{ {
// special case for inserting at the front when there's room // special case for inserting at the front when there's room
nReadPos -= (last - first); nReadPos -= (last - first);
@ -821,7 +822,8 @@ public:
void insert(iterator it, std::vector<char>::const_iterator first, std::vector<char>::const_iterator last) void insert(iterator it, std::vector<char>::const_iterator first, std::vector<char>::const_iterator last)
{ {
if (it == vch.begin() + nReadPos && last - first <= nReadPos) assert(last - first >= 0);
if (it == vch.begin() + nReadPos && (unsigned int)(last - first) <= nReadPos)
{ {
// special case for inserting at the front when there's room // special case for inserting at the front when there's room
nReadPos -= (last - first); nReadPos -= (last - first);
@ -834,7 +836,8 @@ public:
#if !defined(_MSC_VER) || _MSC_VER >= 1300 #if !defined(_MSC_VER) || _MSC_VER >= 1300
void insert(iterator it, const char* first, const char* last) void insert(iterator it, const char* first, const char* last)
{ {
if (it == vch.begin() + nReadPos && last - first <= nReadPos) assert(last - first >= 0);
if (it == vch.begin() + nReadPos && (unsigned int)(last - first) <= nReadPos)
{ {
// special case for inserting at the front when there's room // special case for inserting at the front when there's room
nReadPos -= (last - first); nReadPos -= (last - first);