size_t signature_length;
// ASes in the database
- struct loc_database_as_v0* as_v0;
+ struct loc_database_as_v1* as_v1;
size_t as_count;
// Network tree
- struct loc_database_network_node_v0* network_nodes_v0;
+ struct loc_database_network_node_v1* network_nodes_v1;
size_t network_nodes_count;
// Networks
- struct loc_database_network_v0* networks_v0;
+ struct loc_database_network_v1* networks_v1;
size_t networks_count;
// Countries
- struct loc_database_country_v0* countries_v0;
+ struct loc_database_country_v1* countries_v1;
size_t countries_count;
struct loc_stringpool* pool;
char country_code[3];
uint32_t asn;
enum loc_network_flags flags;
+ int family;
// Index of the AS we are looking at
unsigned int as_index;
return 1;
}
-static int loc_database_read_as_section_v0(struct loc_database* db,
- const struct loc_database_header_v0* header) {
+static int loc_database_read_as_section_v1(struct loc_database* db,
+ const struct loc_database_header_v1* header) {
off_t as_offset = be32toh(header->as_offset);
size_t as_length = be32toh(header->as_length);
DEBUG(db->ctx, "Reading AS section from %jd (%zu bytes)\n", (intmax_t)as_offset, as_length);
if (as_length > 0) {
- db->as_v0 = mmap(NULL, as_length, PROT_READ,
+ db->as_v1 = mmap(NULL, as_length, PROT_READ,
MAP_SHARED, fileno(db->f), as_offset);
- if (db->as_v0 == MAP_FAILED)
+ if (db->as_v1 == MAP_FAILED)
return -errno;
}
- db->as_count = as_length / sizeof(*db->as_v0);
+ db->as_count = as_length / sizeof(*db->as_v1);
INFO(db->ctx, "Read %zu ASes from the database\n", db->as_count);
return 0;
}
-static int loc_database_read_network_nodes_section_v0(struct loc_database* db,
- const struct loc_database_header_v0* header) {
+static int loc_database_read_network_nodes_section_v1(struct loc_database* db,
+ const struct loc_database_header_v1* header) {
off_t network_nodes_offset = be32toh(header->network_tree_offset);
size_t network_nodes_length = be32toh(header->network_tree_length);
(intmax_t)network_nodes_offset, network_nodes_length);
if (network_nodes_length > 0) {
- db->network_nodes_v0 = mmap(NULL, network_nodes_length, PROT_READ,
+ db->network_nodes_v1 = mmap(NULL, network_nodes_length, PROT_READ,
MAP_SHARED, fileno(db->f), network_nodes_offset);
- if (db->network_nodes_v0 == MAP_FAILED)
+ if (db->network_nodes_v1 == MAP_FAILED)
return -errno;
}
- db->network_nodes_count = network_nodes_length / sizeof(*db->network_nodes_v0);
+ db->network_nodes_count = network_nodes_length / sizeof(*db->network_nodes_v1);
INFO(db->ctx, "Read %zu network nodes from the database\n", db->network_nodes_count);
return 0;
}
-static int loc_database_read_networks_section_v0(struct loc_database* db,
- const struct loc_database_header_v0* header) {
+static int loc_database_read_networks_section_v1(struct loc_database* db,
+ const struct loc_database_header_v1* header) {
off_t networks_offset = be32toh(header->network_data_offset);
size_t networks_length = be32toh(header->network_data_length);
(intmax_t)networks_offset, networks_length);
if (networks_length > 0) {
- db->networks_v0 = mmap(NULL, networks_length, PROT_READ,
+ db->networks_v1 = mmap(NULL, networks_length, PROT_READ,
MAP_SHARED, fileno(db->f), networks_offset);
- if (db->networks_v0 == MAP_FAILED)
+ if (db->networks_v1 == MAP_FAILED)
return -errno;
}
- db->networks_count = networks_length / sizeof(*db->networks_v0);
+ db->networks_count = networks_length / sizeof(*db->networks_v1);
INFO(db->ctx, "Read %zu networks from the database\n", db->networks_count);
return 0;
}
-static int loc_database_read_countries_section_v0(struct loc_database* db,
- const struct loc_database_header_v0* header) {
+static int loc_database_read_countries_section_v1(struct loc_database* db,
+ const struct loc_database_header_v1* header) {
off_t countries_offset = be32toh(header->countries_offset);
size_t countries_length = be32toh(header->countries_length);
(intmax_t)countries_offset, countries_length);
if (countries_length > 0) {
- db->countries_v0 = mmap(NULL, countries_length, PROT_READ,
+ db->countries_v1 = mmap(NULL, countries_length, PROT_READ,
MAP_SHARED, fileno(db->f), countries_offset);
- if (db->countries_v0 == MAP_FAILED)
+ if (db->countries_v1 == MAP_FAILED)
return -errno;
}
- db->countries_count = countries_length / sizeof(*db->countries_v0);
+ db->countries_count = countries_length / sizeof(*db->countries_v1);
INFO(db->ctx, "Read %zu countries from the database\n",
db->countries_count);
return 0;
}
-static int loc_database_read_header_v0(struct loc_database* db) {
- struct loc_database_header_v0 header;
+static int loc_database_read_header_v1(struct loc_database* db) {
+ struct loc_database_header_v1 header;
// Read from file
size_t size = fread(&header, 1, sizeof(header), db->f);
return r;
// AS section
- r = loc_database_read_as_section_v0(db, &header);
+ r = loc_database_read_as_section_v1(db, &header);
if (r)
return r;
// Network Nodes
- r = loc_database_read_network_nodes_section_v0(db, &header);
+ r = loc_database_read_network_nodes_section_v1(db, &header);
if (r)
return r;
// Networks
- r = loc_database_read_networks_section_v0(db, &header);
+ r = loc_database_read_networks_section_v1(db, &header);
if (r)
return r;
// countries
- r = loc_database_read_countries_section_v0(db, &header);
+ r = loc_database_read_countries_section_v1(db, &header);
if (r)
return r;
static int loc_database_read_header(struct loc_database* db) {
switch (db->version) {
case 0:
- return loc_database_read_header_v0(db);
+ return loc_database_read_header_v1(db);
default:
ERROR(db->ctx, "Incompatible database version: %u\n", db->version);
DEBUG(db->ctx, "Releasing database %p\n", db);
// Removing all ASes
- if (db->as_v0) {
- r = munmap(db->as_v0, db->as_count * sizeof(*db->as_v0));
+ if (db->as_v1) {
+ r = munmap(db->as_v1, db->as_count * sizeof(*db->as_v1));
if (r)
ERROR(db->ctx, "Could not unmap AS section: %s\n", strerror(errno));
}
// Remove mapped network sections
- if (db->networks_v0) {
- r = munmap(db->networks_v0, db->networks_count * sizeof(*db->networks_v0));
+ if (db->networks_v1) {
+ r = munmap(db->networks_v1, db->networks_count * sizeof(*db->networks_v1));
if (r)
ERROR(db->ctx, "Could not unmap networks section: %s\n", strerror(errno));
}
// Remove mapped network nodes section
- if (db->network_nodes_v0) {
- r = munmap(db->network_nodes_v0, db->network_nodes_count * sizeof(*db->network_nodes_v0));
+ if (db->network_nodes_v1) {
+ r = munmap(db->network_nodes_v1, db->network_nodes_count * sizeof(*db->network_nodes_v1));
if (r)
ERROR(db->ctx, "Could not unmap network nodes section: %s\n", strerror(errno));
}
EVP_MD_CTX* mdctx = EVP_MD_CTX_new();
// Initialise hash function
- EVP_DigestVerifyInit(mdctx, NULL, NULL, NULL, pkey);
+ r = EVP_DigestVerifyInit(mdctx, NULL, NULL, NULL, pkey);
+ if (r != 1) {
+ ERROR(db->ctx, "Error initializing signature validation: %s\n",
+ ERR_error_string(ERR_get_error(), NULL));
+ r = 1;
+
+ goto CLEANUP;
+ }
// Reset file to start
rewind(db->f);
struct loc_database_magic magic;
fread(&magic, 1, sizeof(magic), db->f);
+ hexdump(db->ctx, &magic, sizeof(magic));
+
// Feed magic into the hash
- EVP_DigestVerifyUpdate(mdctx, &magic, sizeof(magic));
+ r = EVP_DigestVerifyUpdate(mdctx, &magic, sizeof(magic));
+ if (r != 1) {
+ ERROR(db->ctx, "%s\n", ERR_error_string(ERR_get_error(), NULL));
+ r = 1;
+
+ goto CLEANUP;
+ }
// Read the header
- struct loc_database_header_v0 header_v0;
+ struct loc_database_header_v1 header_v1;
switch (db->version) {
case 0:
- fread(&header_v0, 1, sizeof(header_v0), db->f);
+ fread(&header_v1, 1, sizeof(header_v1), db->f);
// Clear signature
- for (unsigned int i = 0; i < sizeof(header_v0.signature); i++) {
- header_v0.signature[i] = '\0';
+ for (unsigned int i = 0; i < sizeof(header_v1.signature); i++) {
+ header_v1.signature[i] = '\0';
}
+ hexdump(db->ctx, &header_v1, sizeof(header_v1));
+
// Feed header into the hash
- EVP_DigestVerifyUpdate(mdctx, &header_v0, sizeof(header_v0));
+ r = EVP_DigestVerifyUpdate(mdctx, &header_v1, sizeof(header_v1));
+ if (r != 1) {
+ ERROR(db->ctx, "%s\n", ERR_error_string(ERR_get_error(), NULL));
+ r = 1;
+
+ goto CLEANUP;
+ }
break;
default:
while (!feof(db->f)) {
size_t bytes_read = fread(buffer, 1, sizeof(buffer), db->f);
- EVP_DigestVerifyUpdate(mdctx, buffer, bytes_read);
+ hexdump(db->ctx, buffer, bytes_read);
+
+ r = EVP_DigestVerifyUpdate(mdctx, buffer, bytes_read);
+ if (r != 1) {
+ ERROR(db->ctx, "%s\n", ERR_error_string(ERR_get_error(), NULL));
+ r = 1;
+
+ goto CLEANUP;
+ }
}
// Finish
(unsigned char*)db->signature, db->signature_length);
if (r == 0) {
- DEBUG(db->ctx, "The signature is valid\n");
- } else if (r == 1) {
DEBUG(db->ctx, "The signature is invalid\n");
+ r = 1;
+ } else if (r == 1) {
+ DEBUG(db->ctx, "The signature is valid\n");
+ r = 0;
} else {
ERROR(db->ctx, "Error verifying the signature: %s\n",
ERR_error_string(ERR_get_error(), NULL));
+ r = 1;
}
+ // Dump signature
+ hexdump(db->ctx, db->signature, db->signature_length);
+
clock_t end = clock();
DEBUG(db->ctx, "Signature checked in %.4fms\n",
(double)(end - start) / CLOCKS_PER_SEC * 1000);
int r;
switch (db->version) {
case 0:
- r = loc_as_new_from_database_v0(db->ctx, db->pool, as, db->as_v0 + pos);
+ r = loc_as_new_from_database_v1(db->ctx, db->pool, as, db->as_v1 + pos);
break;
default:
int r;
switch (db->version) {
case 0:
- r = loc_network_new_from_database_v0(db->ctx, network,
- address, prefix, db->networks_v0 + pos);
+ r = loc_network_new_from_database_v1(db->ctx, network,
+ address, prefix, db->networks_v1 + pos);
break;
default:
return r;
}
-static int __loc_database_node_is_leaf(const struct loc_database_network_node_v0* node) {
+static int __loc_database_node_is_leaf(const struct loc_database_network_node_v1* node) {
return (node->network != htobe32(0xffffffff));
}
static int __loc_database_lookup_handle_leaf(struct loc_database* db, const struct in6_addr* address,
struct loc_network** network, struct in6_addr* network_address, unsigned int prefix,
- const struct loc_database_network_node_v0* node) {
+ const struct loc_database_network_node_v1* node) {
off_t network_index = be32toh(node->network);
- DEBUG(db->ctx, "Handling leaf node at %jd (%jd)\n", (intmax_t)(node - db->network_nodes_v0), (intmax_t)network_index);
+ DEBUG(db->ctx, "Handling leaf node at %jd (%jd)\n", (intmax_t)(node - db->network_nodes_v1), (intmax_t)network_index);
// Fetch the network
int r = loc_database_fetch_network(db, network,
// Searches for an exact match along the path
static int __loc_database_lookup(struct loc_database* db, const struct in6_addr* address,
struct loc_network** network, struct in6_addr* network_address,
- const struct loc_database_network_node_v0* node, unsigned int level) {
+ const struct loc_database_network_node_v1* node, unsigned int level) {
int r;
off_t node_index;
// Move on to the next node
r = __loc_database_lookup(db, address, network, network_address,
- db->network_nodes_v0 + node_index, level + 1);
+ db->network_nodes_v1 + node_index, level + 1);
// End here if a result was found
if (r == 0)
clock_t start = clock();
int r = __loc_database_lookup(db, address, network, &network_address,
- db->network_nodes_v0, 0);
+ db->network_nodes_v1, 0);
clock_t end = clock();
int r;
switch (db->version) {
case 0:
- r = loc_country_new_from_database_v0(db->ctx, db->pool, country, db->countries_v0 + pos);
+ r = loc_country_new_from_database_v1(db->ctx, db->pool, country, db->countries_v1 + pos);
break;
default:
return 0;
}
+LOC_EXPORT int loc_database_enumerator_set_family(
+ struct loc_database_enumerator* enumerator, int family) {
+ enumerator->family = family;
+
+ return 0;
+}
+
LOC_EXPORT int loc_database_enumerator_next_as(
struct loc_database_enumerator* enumerator, struct loc_as** as) {
*as = NULL;
enumerator->networks_visited[node->offset]++;
// Pop node from top of the stack
- struct loc_database_network_node_v0* n =
- enumerator->db->network_nodes_v0 + node->offset;
+ struct loc_database_network_node_v1* n =
+ enumerator->db->network_nodes_v1 + node->offset;
// Add edges to stack
r = loc_database_enumerator_stack_push_node(enumerator,
// Check if we are interested in this network
+ // Skip if the family does not match
+ if (enumerator->family && loc_network_address_family(*network) != enumerator->family) {
+ loc_network_unref(*network);
+ *network = NULL;
+
+ continue;
+ }
+
// Skip if the country code does not match
if (*enumerator->country_code &&
!loc_network_match_country_code(*network, enumerator->country_code)) {