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Fix opportunities for integer overflow

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This commit is contained in:
Eric Fischer
2018-01-18 12:37:15 -08:00
parent e07a4dd51b
commit d49606babf
5 changed files with 1932 additions and 16 deletions
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write_json.cpp
+2 -10
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@@ -118,19 +118,11 @@ void layer_to_geojson(FILE *fp, mvt_layer const &layer, unsigned z, unsigned x,
} else if (val.type == mvt_double) {
fprintq(fp, key);
double v = val.numeric_value.double_value;
if (v == (long long) v) {
fprintf(fp, ": %lld", (long long) v);
} else {
fprintf(fp, ": %s", milo::dtoa_milo(v).c_str());
}
fprintf(fp, ": %s", milo::dtoa_milo(v).c_str());
} else if (val.type == mvt_float) {
fprintq(fp, key);
double v = val.numeric_value.float_value;
if (v == (long long) v) {
fprintf(fp, ": %lld", (long long) v);
} else {
fprintf(fp, ": %s", milo::dtoa_milo(v).c_str());
}
fprintf(fp, ": %s", milo::dtoa_milo(v).c_str());
} else if (val.type == mvt_sint) {
fprintq(fp, key);
fprintf(fp, ": %lld", val.numeric_value.sint_value);