Commit 20a01f91 authored by Lev Walkin's avatar Lev Walkin
Browse files

fix 32 bit integer decoding

parent e9360e6f
......@@ -30,8 +30,11 @@ check_per_encode_constrained(int lineno, int unsigned_, long value, long lbound,
asn_dec_rval_t dec_rval;
asn_per_outp_t po;
asn_per_data_t pd;
long reconstructed_value;
if(unsigned_)
printf("%d: Recoding %s %lu [%ld..%lu]\n", lineno,
unsigned_ ? "unsigned" : "signed", value, lbound, ubound);
else
printf("%d: Recoding %s %ld [%ld..%lu]\n", lineno,
unsigned_ ? "unsigned" : "signed", value, lbound, ubound);
......@@ -47,6 +50,9 @@ check_per_encode_constrained(int lineno, int unsigned_, long value, long lbound,
cts.value.lower_bound = lbound;
cts.value.upper_bound = ubound;
if(unsigned_)
asn_ulong2INTEGER(&st, (unsigned long)value);
else
asn_long2INTEGER(&st, value);
po.buffer = po.tmpspace;
......@@ -64,14 +70,26 @@ check_per_encode_constrained(int lineno, int unsigned_, long value, long lbound,
normalize(&po);
assert(po.buffer == &po.tmpspace[bit_range / 8]);
long recovered_value =
if(unsigned_) {
unsigned long recovered_value =
((uint32_t)po.tmpspace[0] << 24)
| ((uint32_t)po.tmpspace[1] << 16)
| ((uint32_t)po.tmpspace[2] << 8)
| ((uint32_t)po.tmpspace[3] << 0);
recovered_value >>= (32 - bit_range);
recovered_value += cts.value.lower_bound;
assert(recovered_value == value);
assert(recovered_value == (unsigned long)value);
} else {
long recovered_value =
((uint32_t)po.tmpspace[0] << 24)
| ((uint32_t)po.tmpspace[1] << 16)
| ((uint32_t)po.tmpspace[2] << 8)
| ((uint32_t)po.tmpspace[3] << 0);
recovered_value = (unsigned long)recovered_value >> (32 - bit_range);
recovered_value += cts.value.lower_bound;
assert((long)recovered_value == value);
}
assert(po.nboff == ((bit_range == 32) ? 0 : (8 - (32 - bit_range))));
assert(po.nbits == 8 * (sizeof(po.tmpspace) - (po.buffer-po.tmpspace)));
assert(po.flushed_bytes == 0);
......@@ -82,9 +100,16 @@ check_per_encode_constrained(int lineno, int unsigned_, long value, long lbound,
pd.moved = 0;
dec_rval = INTEGER_decode_uper(0, &asn_DEF_INTEGER, &cts,
(void **)&reconstructed_st, &pd);
reconstructed_value = 0;
assert(dec_rval.code == RC_OK);
if(unsigned_) {
unsigned long reconstructed_value = 0;
asn_INTEGER2ulong(reconstructed_st, &reconstructed_value);
assert(reconstructed_value == (unsigned long)value);
} else {
long reconstructed_value = 0;
asn_INTEGER2long(reconstructed_st, &reconstructed_value);
assert(reconstructed_value == value);
}
}
#define CHECK(u, v, l, r, b) \
......@@ -100,63 +125,83 @@ main() {
CHECK(u, 0x8babab, 0, 536870911UL, 29);
CHECK(u, 0x8babab, 0, 1073741823UL, 30);
CHECK(u, 0x8babab, 0, 2147483647UL, 31);
CHECK(u, 0x8babab, 0, 4294967295UL, 32);
CHECK(u, 0x8babab, 10, 536870901UL, 29);
CHECK(u, 0x8babab, 10, 1073741803UL, 30);
CHECK(u, 0x8babab, 10, 2147483607UL, 31);
CHECK(u, 0x8babab, 10, 4294967205UL, 32);
CHECK(0, 0x8babab, -10, 536870901UL, 29);
CHECK(0, 0x8babab, -10, 1073741803UL, 30);
CHECK(0, 0x8babab, -10, 2147483607UL, 31);
CHECK(0, 0x8babab, -10, 4294967205UL, 32);
CHECK(u, 11, 10, 536870901UL, 29);
CHECK(u, 11, 10, 1073741803UL, 30);
CHECK(u, 11, 10, 2147483607UL, 31);
CHECK(u, 11, 10, 4294967205UL, 32);
CHECK(0, 1, -10, 536870901UL, 29);
CHECK(0, 1, -10, 1073741803UL, 30);
CHECK(0, 1, -10, 2147483607UL, 31);
CHECK(0, 1, -10, 4294967205UL, 32);
CHECK(u, 10, 10, 536870901UL, 29);
CHECK(u, 10, 10, 1073741803UL, 30);
CHECK(u, 10, 10, 2147483607UL, 31);
CHECK(u, 10, 10, 4294967205UL, 32);
CHECK(0, 0, -10, 536870901UL, 29);
CHECK(0, 0, -10, 1073741803UL, 30);
CHECK(0, 0, -10, 2147483607UL, 31);
CHECK(0, 0, -10, 4294967205UL, 32);
CHECK(0, -1, -10, 536870901UL, 29);
CHECK(0, -1, -10, 1073741803UL, 30);
CHECK(0, -1, -10, 2147483607UL, 31);
CHECK(0, -1, -10, 4294967205UL, 32);
CHECK(0, -10, -10, 536870901UL, 29);
CHECK(0, -10, -10, 1073741803UL, 30);
CHECK(0, -10, -10, 2147483607UL, 31);
CHECK(0, -10, -10, 4294967205UL, 32);
CHECK(u, 536870901UL, 10, 536870901UL, 29);
CHECK(u, 1073741803UL, 10, 1073741803UL, 30);
CHECK(u, 2147483607UL, 10, 2147483607UL, 31);
CHECK(u, 4294967205UL, 10, 4294967205UL, 32);
CHECK(0, 536870901UL, -10, 536870901UL, 29);
CHECK(0, 1073741803UL, -10, 1073741803UL, 30);
CHECK(0, 2147483607UL, -10, 2147483607UL, 31);
if(sizeof(long) == 4) {
CHECK(0, 0, 0, 4294967205UL, 32);
CHECK(0, 1, 0, 4294967205UL, 32);
CHECK(0, 10, 0, 4294967205UL, 32);
CHECK(0, 0x8babab, 0, 4294967205UL, 32);
CHECK(1, 0x8babab, 0, 4294967295UL, 32);
CHECK(1, 0x8babab, 10, 4294967205UL, 32);
CHECK(1, 11, 10, 4294967205UL, 32);
CHECK(1, 10, 10, 4294967205UL, 32);
CHECK(1, 2000000000, 0, 4294967295UL, 32);
CHECK(1, 2147483647, 0, 4294967295UL, 32);
CHECK(1, 2147483648, 0, 4294967295UL, 32);
CHECK(1, 4000000000, 0, 4294967295UL, 32);
} else {
CHECK(0, 0, -10, 4294967205UL, 32);
CHECK(0, 1, -10, 4294967205UL, 32);
CHECK(0, -1, -10, 4294967205UL, 32);
CHECK(0, -10, -10, 4294967205UL, 32);
CHECK(0, -10, -10, 4294967205UL, 32);
CHECK(0, 0x8babab, -10, 4294967205UL, 32);
CHECK(u, 0x8babab, 0, 4294967295UL, 32);
CHECK(u, 11, 10, 4294967205UL, 32);
CHECK(u, 10, 10, 4294967205UL, 32);
CHECK(u, 4294967205UL, 10, 4294967205UL, 32);
CHECK(0, 4294967205UL, -10, 4294967205UL, 32);
CHECK(u, 4294967295UL, 1, 4294967295UL, 32);
CHECK(u, 2000000000, 0, 4294967295UL, 32);
CHECK(u, 2147483647, 0, 4294967295UL, 32);
CHECK(u, 2147483648, 0, 4294967295UL, 32);
CHECK(u, 4000000000, 0, 4294967295UL, 32);
CHECK(u, 4294967295UL, 1, 4294967295UL, 32);
}
}
return 0;
......
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