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add checks after reading data

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This commit is contained in:
Axel Kohlmeyer
2022-01-22 17:06:28 -05:00
parent 458ae4e38a
commit f814dc5ff9
1 changed files with 6 additions and 10 deletions
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14
src/reader_native.cpp
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@ -142,8 +142,7 @@ void ReaderNative::skip()
read_lines(2); read_lines(2);
bigint natoms; bigint natoms;
int rv = sscanf(line,BIGINT_FORMAT,&natoms); int rv = sscanf(line,BIGINT_FORMAT,&natoms);
if (rv != 1) if (rv != 1) error->one(FLERR,"Dump file is incorrectly formatted");
error->one(FLERR,"Dump file is incorrectly formatted");
read_lines(5); read_lines(5);
@ -164,20 +163,17 @@ void ReaderNative::skip_reading_magic_str()
if (is_known_magic_str() && revision > 0x0001) { if (is_known_magic_str() && revision > 0x0001) {
int len; int len;
read_buf(&len, sizeof(int), 1); read_buf(&len, sizeof(int), 1);
if (len < 0) error->one(FLERR,"Dump file is invalid or corrupted");
if (len > 0) {
// has units // has units
skip_buf(sizeof(char)*len); if (len > 0) skip_buf(sizeof(char)*len);
}
char flag = 0; char flag = 0;
read_buf(&flag, sizeof(char), 1); read_buf(&flag, sizeof(char), 1);
if (flag) skip_buf(sizeof(double));
if (flag) {
skip_buf(sizeof(double));
}
read_buf(&len, sizeof(int), 1); read_buf(&len, sizeof(int), 1);
if (len < 0) error->one(FLERR,"Dump file is invalid or corrupted");
skip_buf(sizeof(char)*len); skip_buf(sizeof(char)*len);
} }
} }