76 static unsigned int mszh_decomp(const unsigned char * srcptr, int srclen, unsigned char * destptr, …  in mszh_decomp()  argument
78     unsigned char *destptr_bak = destptr;  in mszh_decomp()
79     unsigned char *destptr_end = destptr + destsize;  in mszh_decomp()
84     while (srcptr < srcptr_end && destptr < destptr_end) {  in mszh_decomp()
86             memcpy(destptr, srcptr, 4);  in mszh_decomp()
87             destptr += 4;  in mszh_decomp()
93             ofs = FFMIN(ofs, destptr - destptr_bak);  in mszh_decomp()
95             cnt = FFMIN(cnt, destptr_end - destptr);  in mszh_decomp()
97                 av_memcpy_backptr(destptr, ofs, cnt);  in mszh_decomp()
101                 memset(destptr, 0, cnt);  in mszh_decomp()
103             destptr += cnt;  in mszh_decomp()
109                 if (destptr_end - destptr < 32 || srcptr_end - srcptr < 32) break;  in mszh_decomp()
110                 memcpy(destptr, srcptr, 32);  in mszh_decomp()
111                 destptr += 32;  in mszh_decomp()
119     return destptr - destptr_bak;  in mszh_decomp()