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e7ef0a60ab
If size overflows we will have an infinite loop. In practice
this will not happen unless we have made a coding error. Add
an INSIST to detect this condition.
181 while (!done) {
182 isc_buffer_allocate(mctx, &b, size);
183 result = dns_rdata_totext(rdata, NULL, b);
184 if (result == ISC_R_SUCCESS) {
185 printf("%.*s\n", (int)isc_buffer_usedlength(b),
186 (char *)isc_buffer_base(b));
187 done = true;
188 } else if (result != ISC_R_NOSPACE) {
189 check_result(result, "dns_rdata_totext");
190 }
191 isc_buffer_free(&b);
CID 498025: (#1 of 1): Overflowed constant (INTEGER_OVERFLOW)
overflow_const: Expression size, which is equal to 0, overflows the type that
receives it, an unsigned integer 32 bits wide.
192 size *= 2;
193 }
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