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防止可能内存越界的问题

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This commit is contained in:
xiongziliang 2021-01-31 18:25:12 +08:00
parent 4c1f7babad
commit 837597e162
1 changed files with 2 additions and 2 deletions
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4
src/Extension/H264.cpp
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@ -35,8 +35,8 @@ bool getAVCInfo(const string &strSps, int &iVideoWidth, int &iVideoHeight, float
return getAVCInfo(strSps.data(), strSps.size(), iVideoWidth, iVideoHeight, iVideoFps); return getAVCInfo(strSps.data(), strSps.size(), iVideoWidth, iVideoHeight, iVideoFps);
} }
static const char *memfind(const char *buf, size_t len, const char *subbuf, size_t sublen) { static const char *memfind(const char *buf, ssize_t len, const char *subbuf, ssize_t sublen) {
for (ssize_t i = 0; i < (ssize_t)(len - sublen); ++i) { for (auto i = 0; i < len - sublen; ++i) {
if (memcmp(buf + i, subbuf, sublen) == 0) { if (memcmp(buf + i, subbuf, sublen) == 0) {
return buf + i; return buf + i;
} }