diff options
Diffstat (limited to 'src/libsystemd')
-rw-r--r-- | src/libsystemd/sd-network/sd-network.c | 159 |
1 files changed, 48 insertions, 111 deletions
diff --git a/src/libsystemd/sd-network/sd-network.c b/src/libsystemd/sd-network/sd-network.c index efbceba83d..c1f5867ee4 100644 --- a/src/libsystemd/sd-network/sd-network.c +++ b/src/libsystemd/sd-network/sd-network.c @@ -99,17 +99,17 @@ _public_ int sd_network_get_domains(char ***ret) { return network_get_strv("DOMAINS", ret); } -_public_ int sd_network_link_get_setup_state(int ifindex, char **state) { +static int network_link_get_string(int ifindex, const char *field, char **ret) { _cleanup_free_ char *s = NULL, *p = NULL; int r; assert_return(ifindex > 0, -EINVAL); - assert_return(state, -EINVAL); + assert_return(ret, -EINVAL); - if (asprintf(&p, "/run/systemd/netif/links/%d", ifindex) < 0) + if (asprintf(&p, "/run/systemd/netif/links/%i", ifindex) < 0) return -ENOMEM; - r = parse_env_file(p, NEWLINE, "ADMIN_STATE", &s, NULL); + r = parse_env_file(p, NEWLINE, field, &s, NULL); if (r == -ENOENT) return -ENODATA; if (r < 0) @@ -117,82 +117,72 @@ _public_ int sd_network_link_get_setup_state(int ifindex, char **state) { if (isempty(s)) return -ENODATA; - *state = s; + *ret = s; s = NULL; return 0; } -_public_ int sd_network_link_get_network_file(int ifindex, char **filename) { - _cleanup_free_ char *s = NULL, *p = NULL; +static int network_link_get_strv(int ifindex, const char *key, char ***ret) { + _cleanup_free_ char *p = NULL, *s = NULL; + _cleanup_strv_free_ char **a = NULL; int r; assert_return(ifindex > 0, -EINVAL); - assert_return(filename, -EINVAL); + assert_return(ret, -EINVAL); if (asprintf(&p, "/run/systemd/netif/links/%d", ifindex) < 0) return -ENOMEM; - r = parse_env_file(p, NEWLINE, "NETWORK_FILE", &s, NULL); + r = parse_env_file(p, NEWLINE, key, &s, NULL); if (r == -ENOENT) return -ENODATA; if (r < 0) return r; - if (isempty(s)) - return -ENODATA; - - *filename = s; - s = NULL; + if (isempty(s)) { + *ret = NULL; + return 0; + } - return 0; -} + a = strv_split(s, " "); + if (!a) + return -ENOMEM; -_public_ int sd_network_link_get_operational_state(int ifindex, char **state) { - _cleanup_free_ char *s = NULL, *p = NULL; - int r; + strv_uniq(a); + r = strv_length(a); - assert_return(ifindex > 0, -EINVAL); - assert_return(state, -EINVAL); + *ret = a; + a = NULL; - if (asprintf(&p, "/run/systemd/netif/links/%d", ifindex) < 0) - return -ENOMEM; + return r; +} - r = parse_env_file(p, NEWLINE, "OPER_STATE", &s, NULL); - if (r == -ENOENT) - return -ENODATA; - if (r < 0) - return r; - if (isempty(s)) - return -ENODATA; +_public_ int sd_network_link_get_setup_state(int ifindex, char **state) { + return network_link_get_string(ifindex, "ADMIN_STATE", state); +} - *state = s; - s = NULL; +_public_ int sd_network_link_get_network_file(int ifindex, char **filename) { + return network_link_get_string(ifindex, "NETWORK_FILE", filename); +} - return 0; +_public_ int sd_network_link_get_operational_state(int ifindex, char **state) { + return network_link_get_string(ifindex, "OPER_STATE", state); } _public_ int sd_network_link_get_llmnr(int ifindex, char **llmnr) { - _cleanup_free_ char *s = NULL, *p = NULL; - int r; - - assert_return(ifindex > 0, -EINVAL); - assert_return(llmnr, -EINVAL); - - if (asprintf(&p, "/run/systemd/netif/links/%d", ifindex) < 0) - return -ENOMEM; + return network_link_get_string(ifindex, "LLMNR", llmnr); +} - r = parse_env_file(p, NEWLINE, "LLMNR", &s, NULL); - if (r == -ENOENT) - return -ENODATA; - if (r < 0) - return r; - if (isempty(s)) - return -ENODATA; +_public_ int sd_network_link_get_mdns(int ifindex, char **mdns) { + return network_link_get_string(ifindex, "MDNS", mdns); +} - *llmnr = s; - s = NULL; +_public_ int sd_network_link_get_dnssec(int ifindex, char **dnssec) { + return network_link_get_string(ifindex, "DNSSEC", dnssec); +} - return 0; +_public_ int sd_network_link_get_dnssec_negative_trust_anchors(int ifindex, char ***nta) { + return network_link_get_strv(ifindex, "DNSSEC_NTA", nta); } _public_ int sd_network_link_get_lldp(int ifindex, char **lldp) { @@ -221,85 +211,32 @@ _public_ int sd_network_link_get_lldp(int ifindex, char **lldp) { } int sd_network_link_get_timezone(int ifindex, char **ret) { - _cleanup_free_ char *s = NULL, *p = NULL; - int r; - - assert_return(ifindex > 0, -EINVAL); - assert_return(ret, -EINVAL); - - if (asprintf(&p, "/run/systemd/netif/links/%d", ifindex) < 0) - return -ENOMEM; - - r = parse_env_file(p, NEWLINE, "TIMEZONE", &s, NULL); - if (r == -ENOENT) - return -ENODATA; - if (r < 0) - return r; - if (isempty(s)) - return -ENODATA; - - *ret = s; - s = NULL; - return 0; -} - -static int network_get_link_strv(const char *key, int ifindex, char ***ret) { - _cleanup_free_ char *p = NULL, *s = NULL; - _cleanup_strv_free_ char **a = NULL; - int r; - - assert_return(ifindex > 0, -EINVAL); - assert_return(ret, -EINVAL); - - if (asprintf(&p, "/run/systemd/netif/links/%d", ifindex) < 0) - return -ENOMEM; - - r = parse_env_file(p, NEWLINE, key, &s, NULL); - if (r == -ENOENT) - return -ENODATA; - if (r < 0) - return r; - if (isempty(s)) { - *ret = NULL; - return 0; - } - - a = strv_split(s, " "); - if (!a) - return -ENOMEM; - - strv_uniq(a); - r = strv_length(a); - - *ret = a; - a = NULL; - - return r; + return network_link_get_string(ifindex, "TIMEZONE", ret); } _public_ int sd_network_link_get_dns(int ifindex, char ***ret) { - return network_get_link_strv("DNS", ifindex, ret); + return network_link_get_strv(ifindex, "DNS", ret); } _public_ int sd_network_link_get_ntp(int ifindex, char ***ret) { - return network_get_link_strv("NTP", ifindex, ret); + return network_link_get_strv(ifindex, "NTP", ret); } _public_ int sd_network_link_get_domains(int ifindex, char ***ret) { - return network_get_link_strv("DOMAINS", ifindex, ret); + return network_link_get_strv(ifindex, "DOMAINS", ret); } _public_ int sd_network_link_get_carrier_bound_to(int ifindex, char ***ret) { - return network_get_link_strv("CARRIER_BOUND_TO", ifindex, ret); + return network_link_get_strv(ifindex, "CARRIER_BOUND_TO", ret); } _public_ int sd_network_link_get_carrier_bound_by(int ifindex, char ***ret) { - return network_get_link_strv("CARRIER_BOUND_BY", ifindex, ret); + return network_link_get_strv(ifindex, "CARRIER_BOUND_BY", ret); } _public_ int sd_network_link_get_wildcard_domain(int ifindex) { - int r; _cleanup_free_ char *p = NULL, *s = NULL; + int r; assert_return(ifindex > 0, -EINVAL); |