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Diffstat (limited to 'src/ipcpd/shim-eth-llc/main.c')
-rw-r--r--src/ipcpd/shim-eth-llc/main.c82
1 files changed, 52 insertions, 30 deletions
diff --git a/src/ipcpd/shim-eth-llc/main.c b/src/ipcpd/shim-eth-llc/main.c
index 55406a00..bcf5abe2 100644
--- a/src/ipcpd/shim-eth-llc/main.c
+++ b/src/ipcpd/shim-eth-llc/main.c
@@ -20,9 +20,17 @@
* Foundation, Inc., http://www.fsf.org/about/contact/.
*/
+#ifdef __APPLE__
+#define _BSD_SOURCE
+#define _DARWIN_C_SOURCE
+#else
+#define _POSIX_C_SOURCE 200112L
+#endif
+
+#include "config.h"
+
#define OUROBOROS_PREFIX "ipcpd/shim-eth-llc"
-#include <ouroboros/config.h>
#include <ouroboros/hash.h>
#include <ouroboros/errno.h>
#include <ouroboros/list.h>
@@ -35,6 +43,7 @@
#include <ouroboros/time_utils.h>
#include "ipcp.h"
+#include "shim-data.h"
#include "shim_eth_llc_messages.pb-c.h"
#include <signal.h>
@@ -79,6 +88,7 @@
#endif
#define THIS_TYPE IPCP_SHIM_ETH_LLC
+
#define MGMT_SAP 0x01
#define MAC_SIZE 6
#define LLC_HEADER_SIZE 3
@@ -117,6 +127,8 @@ struct mgmt_frame {
};
struct {
+ struct shim_data * shim_data;
+
#if defined(HAVE_NETMAP)
struct nm_desc * nmd;
uint8_t hw_addr[MAC_SIZE];
@@ -125,7 +137,7 @@ struct {
#elif defined(HAVE_BPF)
int bpf;
uint8_t hw_addr[MAC_SIZE];
-#elif defined __linux__
+#elif defined HAVE_RAW_SOCKETS
int s_fd;
struct sockaddr_ll device;
#endif /* HAVE_NETMAP */
@@ -154,7 +166,7 @@ static int eth_llc_data_init(void)
int ret = -ENOMEM;
pthread_condattr_t cattr;
- eth_llc_data.fd_to_ef = malloc(sizeof(struct ef) * IRMD_MAX_FLOWS);
+ eth_llc_data.fd_to_ef = malloc(sizeof(struct ef) * SYS_MAX_FLOWS);
if (eth_llc_data.fd_to_ef == NULL)
goto fail_fd_to_ef;
@@ -177,12 +189,16 @@ static int eth_llc_data_init(void)
for (i = 0; i < MAX_SAPS; ++i)
eth_llc_data.ef_to_fd[i] = -1;
- for (i = 0; i < IRMD_MAX_FLOWS; ++i) {
+ for (i = 0; i < SYS_MAX_FLOWS; ++i) {
eth_llc_data.fd_to_ef[i].sap = -1;
eth_llc_data.fd_to_ef[i].r_sap = -1;
memset(&eth_llc_data.fd_to_ef[i].r_addr, 0, MAC_SIZE);
}
+ eth_llc_data.shim_data = shim_data_create();
+ if (eth_llc_data.shim_data == NULL)
+ goto fail_shim_data;
+
ret = -1;
if (pthread_rwlock_init(&eth_llc_data.flows_lock, NULL))
@@ -206,6 +222,7 @@ static int eth_llc_data_init(void)
list_head_init(&eth_llc_data.mgmt_frames);
return 0;
+
fail_mgmt_cond:
pthread_condattr_destroy(&cattr);
fail_condattr:
@@ -213,6 +230,8 @@ static int eth_llc_data_init(void)
fail_mgmt_lock:
pthread_rwlock_destroy(&eth_llc_data.flows_lock);
fail_flows_lock:
+ shim_data_destroy(eth_llc_data.shim_data);
+ fail_shim_data:
fqueue_destroy(eth_llc_data.fq);
fail_fq:
flow_set_destroy(eth_llc_data.np1_flows);
@@ -232,12 +251,13 @@ void eth_llc_data_fini(void)
nm_close(eth_llc_data.nmd);
#elif defined(HAVE_BPF)
close(eth_llc_data.bpf);
-#elif defined(__linux__)
+#elif defined(HAVE_RAW_SOCKETS)
close(eth_llc_data.s_fd);
#endif
pthread_cond_destroy(&eth_llc_data.mgmt_cond);
pthread_mutex_destroy(&eth_llc_data.mgmt_lock);
pthread_rwlock_destroy(&eth_llc_data.flows_lock);
+ shim_data_destroy(eth_llc_data.shim_data);
fqueue_destroy(eth_llc_data.fq);
flow_set_destroy(eth_llc_data.np1_flows);
bmp_destroy(eth_llc_data.saps);
@@ -280,7 +300,7 @@ static int eth_llc_ipcp_send_frame(const uint8_t * dst_addr,
memcpy(llc_frame->src_hwaddr,
#if defined(HAVE_NETMAP) || defined(HAVE_BPF)
eth_llc_data.hw_addr,
-#elif defined(__linux__)
+#elif defined(HAVE_RAW_SOCKETS)
eth_llc_data.device.sll_addr,
#endif /* HAVE_NETMAP */
MAC_SIZE);
@@ -306,7 +326,7 @@ static int eth_llc_ipcp_send_frame(const uint8_t * dst_addr,
return -1;
}
-#elif defined(__linux__)
+#elif defined(HAVE_RAW_SOCKETS)
if (sendto(eth_llc_data.s_fd,
frame,
frame_len,
@@ -475,7 +495,7 @@ static int eth_llc_ipcp_name_query_req(const uint8_t * hash,
{
shim_eth_llc_msg_t msg = SHIM_ETH_LLC_MSG__INIT;
- if (shim_data_reg_has(ipcpi.shim_data, hash)) {
+ if (shim_data_reg_has(eth_llc_data.shim_data, hash)) {
msg.code = SHIM_ETH_LLC_MSG_CODE__NAME_QUERY_REPLY;
msg.has_hash = true;
msg.hash.len = ipcp_dir_hash_len();
@@ -495,11 +515,11 @@ static int eth_llc_ipcp_name_query_reply(const uint8_t * hash,
memcpy(&address, r_addr, MAC_SIZE);
- shim_data_dir_add_entry(ipcpi.shim_data, hash, address);
+ shim_data_dir_add_entry(eth_llc_data.shim_data, hash, address);
- pthread_mutex_lock(&ipcpi.shim_data->dir_queries_lock);
+ pthread_mutex_lock(&eth_llc_data.shim_data->dir_queries_lock);
- list_for_each(pos, &ipcpi.shim_data->dir_queries) {
+ list_for_each(pos, &eth_llc_data.shim_data->dir_queries) {
struct dir_query * e =
list_entry(pos, struct dir_query, next);
if (memcmp(e->hash, hash, ipcp_dir_hash_len()) == 0) {
@@ -507,7 +527,7 @@ static int eth_llc_ipcp_name_query_reply(const uint8_t * hash,
}
}
- pthread_mutex_unlock(&ipcpi.shim_data->dir_queries_lock);
+ pthread_mutex_unlock(&eth_llc_data.shim_data->dir_queries_lock);
return 0;
}
@@ -526,7 +546,7 @@ static int eth_llc_ipcp_mgmt_frame(const uint8_t * buf,
switch (msg->code) {
case SHIM_ETH_LLC_MSG_CODE__FLOW_REQ:
- if (shim_data_reg_has(ipcpi.shim_data, msg->hash.data)) {
+ if (shim_data_reg_has(eth_llc_data.shim_data, msg->hash.data)) {
eth_llc_ipcp_sap_req(msg->ssap,
r_addr,
msg->hash.data,
@@ -614,7 +634,7 @@ static void * eth_llc_ipcp_sdu_reader(void * o)
struct nm_pkthdr hdr;
#elif defined(HAVE_BPF)
uint8_t buf[BPF_BLEN];
-#elif defined(__linux__)
+#elif defined(HAVE_RAW_SOCKETS)
uint8_t buf[ETH_FRAME_SIZE];
#endif
int frame_len = 0;
@@ -641,7 +661,7 @@ static void * eth_llc_ipcp_sdu_reader(void * o)
}
#elif defined(HAVE_BPF)
frame_len = read(eth_llc_data.bpf, buf, BPF_BLEN);
-#elif defined(__linux__)
+#elif defined(HAVE_RAW_SOCKETS)
frame_len = recv(eth_llc_data.s_fd, buf,
SHIM_ETH_LLC_MAX_SDU_SIZE, 0);
#endif
@@ -659,7 +679,7 @@ static void * eth_llc_ipcp_sdu_reader(void * o)
#if !defined(HAVE_BPF)
#if defined(HAVE_NETMAP)
if (memcmp(eth_llc_data.hw_addr,
- #elif defined(__linux__)
+ #elif defined(HAVE_RAW_SOCKETS)
if (memcmp(eth_llc_data.device.sll_addr,
#endif /* HAVE_NETMAP */
llc_frame->dst_hwaddr,
@@ -792,7 +812,7 @@ static int eth_llc_ipcp_bootstrap(const struct ipcp_config * conf)
int disable = 0;
int blen;
struct timeval tv = {0, EVENT_WAIT_TIMEOUT};
-#elif defined(__linux__)
+#elif defined(HAVE_RAW_SOCKETS)
struct timeval tv = {0, EVENT_WAIT_TIMEOUT};
#endif /* HAVE_NETMAP */
@@ -825,8 +845,10 @@ static int eth_llc_ipcp_bootstrap(const struct ipcp_config * conf)
log_dbg("Interface %s found.", conf->if_name);
#if defined(HAVE_NETMAP) || defined(HAVE_BPF)
- memcpy(eth_llc_data.hw_addr, LLADDR((struct sockaddr_dl *)(ifa)->ifa_addr), MAC_SIZE);
- #else
+ memcpy(eth_llc_data.hw_addr,
+ LLADDR((struct sockaddr_dl *) (ifa)->ifa_addr),
+ MAC_SIZE);
+ #elif defined (HAVE_RAW_SOCKETS)
memcpy(&ifr.ifr_addr, ifa->ifa_addr, sizeof(*ifa->ifa_addr));
#endif
break;
@@ -927,7 +949,7 @@ static int eth_llc_ipcp_bootstrap(const struct ipcp_config * conf)
}
log_info("Using Berkeley Packet Filter.");
-#elif defined(__linux__)
+#elif defined(HAVE_RAW_SOCKETS)
memset(&(eth_llc_data.device), 0, sizeof(eth_llc_data.device));
eth_llc_data.device.sll_ifindex = idx;
eth_llc_data.device.sll_family = AF_PACKET;
@@ -991,7 +1013,7 @@ static int eth_llc_ipcp_reg(const uint8_t * hash)
return -ENOMEM;
}
- if (shim_data_reg_add_entry(ipcpi.shim_data, hash_dup)) {
+ if (shim_data_reg_add_entry(eth_llc_data.shim_data, hash_dup)) {
log_err("Failed to add " HASH_FMT " to local registry.",
HASH_VAL(hash));
free(hash_dup);
@@ -1005,7 +1027,7 @@ static int eth_llc_ipcp_reg(const uint8_t * hash)
static int eth_llc_ipcp_unreg(const uint8_t * hash)
{
- shim_data_reg_del_entry(ipcpi.shim_data, hash);
+ shim_data_reg_del_entry(eth_llc_data.shim_data, hash);
return 0;
}
@@ -1019,7 +1041,7 @@ static int eth_llc_ipcp_query(const uint8_t * hash)
struct dir_query * query;
int ret;
- if (shim_data_dir_has(ipcpi.shim_data, hash))
+ if (shim_data_dir_has(eth_llc_data.shim_data, hash))
return 0;
msg.code = SHIM_ETH_LLC_MSG_CODE__NAME_QUERY_REQ;
@@ -1033,18 +1055,18 @@ static int eth_llc_ipcp_query(const uint8_t * hash)
if (query == NULL)
return -1;
- pthread_mutex_lock(&ipcpi.shim_data->dir_queries_lock);
- list_add(&query->next, &ipcpi.shim_data->dir_queries);
- pthread_mutex_unlock(&ipcpi.shim_data->dir_queries_lock);
+ pthread_mutex_lock(&eth_llc_data.shim_data->dir_queries_lock);
+ list_add(&query->next, &eth_llc_data.shim_data->dir_queries);
+ pthread_mutex_unlock(&eth_llc_data.shim_data->dir_queries_lock);
eth_llc_ipcp_send_mgmt_frame(&msg, r_addr);
ret = shim_data_dir_query_wait(query, &timeout);
- pthread_mutex_lock(&ipcpi.shim_data->dir_queries_lock);
+ pthread_mutex_lock(&eth_llc_data.shim_data->dir_queries_lock);
list_del(&query->next);
shim_data_dir_query_destroy(query);
- pthread_mutex_unlock(&ipcpi.shim_data->dir_queries_lock);
+ pthread_mutex_unlock(&eth_llc_data.shim_data->dir_queries_lock);
return ret;
}
@@ -1066,11 +1088,11 @@ static int eth_llc_ipcp_flow_alloc(int fd,
return -1;
}
- if (!shim_data_dir_has(ipcpi.shim_data, hash)) {
+ if (!shim_data_dir_has(eth_llc_data.shim_data, hash)) {
log_err("Destination unreachable.");
return -1;
}
- addr = shim_data_dir_get_addr(ipcpi.shim_data, hash);
+ addr = shim_data_dir_get_addr(eth_llc_data.shim_data, hash);
pthread_rwlock_wrlock(&eth_llc_data.flows_lock);
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-01 06:17:53 +0000