#include <netinet/ether.h>
#include <linux/if.h>
#include <arpa/inet.h>
-#include <fnmatch.h>
#include "strv.h"
#include "siphash24.h"
#include "libudev-private.h"
-#include "network-internal.h"
+#include "dhcp-lease-internal.h"
#include "log.h"
#include "utf8.h"
#include "util.h"
#include "conf-parser.h"
#include "condition.h"
+#include "network-internal.h"
-#define HASH_KEY SD_ID128_MAKE(d3,1e,48,fa,90,fe,4b,4c,9d,af,d5,d7,a1,b1,2e,8a)
+const char *net_get_name(struct udev_device *device) {
+ const char *name, *field;
-int net_get_unique_predictable_data(struct udev_device *device, uint8_t result[8]) {
- size_t l, sz = 0;
- const char *name = NULL, *field = NULL;
- int r;
- uint8_t *v;
+ assert(device);
/* fetch some persistent data unique (on this machine) to this device */
FOREACH_STRING(field, "ID_NET_NAME_ONBOARD", "ID_NET_NAME_SLOT", "ID_NET_NAME_PATH", "ID_NET_NAME_MAC") {
name = udev_device_get_property_value(device, field);
if (name)
- break;
+ return name;
}
+ return NULL;
+}
+
+#define HASH_KEY SD_ID128_MAKE(d3,1e,48,fa,90,fe,4b,4c,9d,af,d5,d7,a1,b1,2e,8a)
+
+int net_get_unique_predictable_data(struct udev_device *device, uint8_t result[8]) {
+ size_t l, sz = 0;
+ const char *name = NULL;
+ int r;
+ uint8_t *v;
+
+ assert(device);
+
+ name = net_get_name(device);
if (!name)
return -ENOENT;
}
bool net_match_config(const struct ether_addr *match_mac,
- const char *match_path,
- const char *match_driver,
- const char *match_type,
- const char *match_name,
+ char * const *match_paths,
+ char * const *match_drivers,
+ char * const *match_types,
+ char * const *match_names,
Condition *match_host,
Condition *match_virt,
Condition *match_kernel,
const char *dev_type,
const char *dev_name) {
- if (match_host && !condition_test_host(match_host))
- return 0;
+ if (match_host && !condition_test(match_host))
+ return false;
- if (match_virt && !condition_test_virtualization(match_virt))
- return 0;
+ if (match_virt && !condition_test(match_virt))
+ return false;
- if (match_kernel && !condition_test_kernel_command_line(match_kernel))
- return 0;
+ if (match_kernel && !condition_test(match_kernel))
+ return false;
- if (match_arch && !condition_test_architecture(match_arch))
- return 0;
+ if (match_arch && !condition_test(match_arch))
+ return false;
if (match_mac && (!dev_mac || memcmp(match_mac, dev_mac, ETH_ALEN)))
- return 0;
+ return false;
- if (match_path && (!dev_path || fnmatch(match_path, dev_path, 0)))
- return 0;
+ if (!strv_isempty(match_paths) &&
+ (!dev_path || !strv_fnmatch(dev_path, match_paths, 0)))
+ return false;
- if (match_driver) {
- if (dev_parent_driver && !streq(match_driver, dev_parent_driver))
- return 0;
- else if (!streq_ptr(match_driver, dev_driver))
- return 0;
- }
+ if (!strv_isempty(match_drivers) &&
+ (!dev_driver || !strv_fnmatch(dev_driver, match_drivers, 0)))
+ return false;
- if (match_type && !streq_ptr(match_type, dev_type))
- return 0;
+ if (!strv_isempty(match_types) &&
+ (!dev_type || !strv_fnmatch_or_empty(dev_type, match_types, 0)))
+ return false;
- if (match_name && (!dev_name || fnmatch(match_name, dev_name, 0)))
- return 0;
+ if (!strv_isempty(match_names) &&
+ (!dev_name || !strv_fnmatch_or_empty(dev_name, match_names, 0)))
+ return false;
- return 1;
-}
-
-unsigned net_netmask_to_prefixlen(const struct in_addr *addr) {
- assert(addr);
-
- return 32 - u32ctz(be32toh(addr->s_addr));
+ return true;
}
int config_parse_net_condition(const char *unit,
void *userdata) {
char **s = data;
- char *n;
+ _cleanup_free_ char *n = NULL;
assert(filename);
assert(lvalue);
if (!ascii_is_valid(n) || strlen(n) >= IFNAMSIZ) {
log_syntax(unit, LOG_ERR, filename, line, EINVAL,
"Interface name is not ASCII clean or is too long, ignoring assignment: %s", rvalue);
- free(n);
return 0;
}
free(*s);
- if (*n)
+ if (*n) {
*s = n;
- else {
- free(n);
+ n = NULL;
+ } else
*s = NULL;
+
+ return 0;
+}
+
+int config_parse_ifnames(const char *unit,
+ const char *filename,
+ unsigned line,
+ const char *section,
+ unsigned section_line,
+ const char *lvalue,
+ int ltype,
+ const char *rvalue,
+ void *data,
+ void *userdata) {
+
+ char ***sv = data;
+ const char *word, *state;
+ size_t l;
+ int r;
+
+ assert(filename);
+ assert(lvalue);
+ assert(rvalue);
+ assert(data);
+
+ FOREACH_WORD(word, l, rvalue, state) {
+ char *n;
+
+ n = strndup(word, l);
+ if (!n)
+ return log_oom();
+
+ if (!ascii_is_valid(n) || strlen(n) >= IFNAMSIZ) {
+ log_syntax(unit, LOG_ERR, filename, line, EINVAL,
+ "Interface name is not ASCII clean or is too long, ignoring assignment: %s", rvalue);
+ free(n);
+ return 0;
+ }
+
+ r = strv_consume(sv, n);
+ if (r < 0)
+ return log_oom();
}
return 0;
void *userdata) {
char **s = data;
- char *n;
+ _cleanup_free_ char *n = NULL;
assert(filename);
assert(lvalue);
if (!ascii_is_valid(n) || strlen(n) >= IFALIASZ) {
log_syntax(unit, LOG_ERR, filename, line, EINVAL,
"Interface alias is not ASCII clean or is too long, ignoring assignment: %s", rvalue);
- free(n);
return 0;
}
free(*s);
- if (*n)
+ if (*n) {
*s = n;
- else {
- free(n);
+ n = NULL;
+ } else
*s = NULL;
- }
return 0;
}
return 0;
}
-int net_parse_inaddr(const char *address, unsigned char *family, void *dst) {
- int r;
+void serialize_in_addrs(FILE *f, const struct in_addr *addresses, size_t size) {
+ unsigned i;
+
+ assert(f);
+ assert(addresses);
+ assert(size);
+
+ for (i = 0; i < size; i++)
+ fprintf(f, "%s%s", inet_ntoa(addresses[i]),
+ (i < (size - 1)) ? " ": "");
+}
+
+int deserialize_in_addrs(struct in_addr **ret, const char *string) {
+ _cleanup_free_ struct in_addr *addresses = NULL;
+ int size = 0;
+ const char *word, *state;
+ size_t len;
+
+ assert(ret);
+ assert(string);
+
+ FOREACH_WORD(word, len, string, state) {
+ _cleanup_free_ char *addr_str = NULL;
+ struct in_addr *new_addresses;
+ int r;
+
+ new_addresses = realloc(addresses, (size + 1) * sizeof(struct in_addr));
+ if (!new_addresses)
+ return -ENOMEM;
+ else
+ addresses = new_addresses;
+
+ addr_str = strndup(word, len);
+ if (!addr_str)
+ return -ENOMEM;
+
+ r = inet_pton(AF_INET, addr_str, &(addresses[size]));
+ if (r <= 0)
+ continue;
+
+ size ++;
+ }
+
+ *ret = addresses;
+ addresses = NULL;
+
+ return size;
+}
+
+int deserialize_in6_addrs(struct in6_addr **ret, const char *string) {
+ _cleanup_free_ struct in6_addr *addresses = NULL;
+ int size = 0;
+ const char *word, *state;
+ size_t len;
+
+ assert(ret);
+ assert(string);
+
+ FOREACH_WORD(word, len, string, state) {
+ _cleanup_free_ char *addr_str = NULL;
+ struct in6_addr *new_addresses;
+ int r;
- assert(address);
- assert(family);
- assert(dst);
-
- /* IPv4 */
- r = inet_pton(AF_INET, address, dst);
- if (r > 0) {
- /* succsefully parsed IPv4 address */
- if (*family == AF_UNSPEC)
- *family = AF_INET;
- else if (*family != AF_INET)
- return -EINVAL;
- } else if (r < 0)
- return -errno;
- else {
- /* not an IPv4 address, so let's try IPv6 */
- r = inet_pton(AF_INET6, address, dst);
- if (r > 0) {
- /* successfully parsed IPv6 address */
- if (*family == AF_UNSPEC)
- *family = AF_INET6;
- else if (*family != AF_INET6)
- return -EINVAL;
- } else if (r < 0)
- return -errno;
+ new_addresses = realloc(addresses, (size + 1) * sizeof(struct in6_addr));
+ if (!new_addresses)
+ return -ENOMEM;
else
- return -EINVAL;
+ addresses = new_addresses;
+
+ addr_str = strndup(word, len);
+ if (!addr_str)
+ return -ENOMEM;
+
+ r = inet_pton(AF_INET6, addr_str, &(addresses[size]));
+ if (r <= 0)
+ continue;
+
+ size++;
}
+ *ret = addresses;
+ addresses = NULL;
+
+ return size;
+}
+
+void serialize_dhcp_routes(FILE *f, const char *key, struct sd_dhcp_route *routes, size_t size) {
+ unsigned i;
+
+ assert(f);
+ assert(key);
+ assert(routes);
+ assert(size);
+
+ fprintf(f, "%s=", key);
+
+ for (i = 0; i < size; i++) {
+ fprintf(f, "%s/%" PRIu8, inet_ntoa(routes[i].dst_addr),
+ routes[i].dst_prefixlen);
+ fprintf(f, ",%s%s", inet_ntoa(routes[i].gw_addr),
+ (i < (size - 1)) ? " ": "");
+ }
+
+ fputs("\n", f);
+}
+
+int deserialize_dhcp_routes(struct sd_dhcp_route **ret, size_t *ret_size, size_t *ret_allocated, const char *string) {
+ _cleanup_free_ struct sd_dhcp_route *routes = NULL;
+ size_t size = 0, allocated = 0;
+ const char *word, *state;
+ size_t len;
+
+ assert(ret);
+ assert(ret_size);
+ assert(ret_allocated);
+ assert(string);
+
+ FOREACH_WORD(word, len, string, state) {
+ /* WORD FORMAT: dst_ip/dst_prefixlen,gw_ip */
+ _cleanup_free_ char* entry = NULL;
+ char *tok, *tok_end;
+ unsigned n;
+ int r;
+
+ if (!GREEDY_REALLOC(routes, allocated, size + 1))
+ return -ENOMEM;
+
+ entry = strndup(word, len);
+ if(!entry)
+ return -ENOMEM;
+
+ tok = entry;
+
+ /* get the subnet */
+ tok_end = strchr(tok, '/');
+ if (!tok_end)
+ continue;
+ *tok_end = '\0';
+
+ r = inet_aton(tok, &routes[size].dst_addr);
+ if (r == 0)
+ continue;
+
+ tok = tok_end + 1;
+
+ /* get the prefixlen */
+ tok_end = strchr(tok, ',');
+ if (!tok_end)
+ continue;
+
+ *tok_end = '\0';
+
+ r = safe_atou(tok, &n);
+ if (r < 0 || n > 32)
+ continue;
+
+ routes[size].dst_prefixlen = (uint8_t) n;
+ tok = tok_end + 1;
+
+ /* get the gateway */
+ r = inet_aton(tok, &routes[size].gw_addr);
+ if (r == 0)
+ continue;
+
+ size++;
+ }
+
+ *ret_size = size;
+ *ret_allocated = allocated;
+ *ret = routes;
+ routes = NULL;
+
return 0;
}
~ianmdlvl / elogind.git / blobdiff