QModem/fibocom-dial/src/qmap_bridge_mode.c
2023-03-31 20:15:54 +08:00

439 lines
13 KiB
C

#include "QMIThread.h"
//2021-03-15 zhangkaibo@fibocom.com changed begin for oa 20210311037
#include <net/if.h>
//2021-03-15 zhangkaibo@fibocom.com changed end for oa 20210311037
static size_t fibo_fread(const char *filename, void *buf, size_t size)
{
FILE *fp = fopen(filename, "r");
size_t n = 0;
memset(buf, 0x00, size);
if (fp) {
n = fread(buf, 1, size, fp);
if (n <= 0 || n == size) {
dbg_time(
"warnning: fail to fread(%s), fread=%zd, buf_size=%zd, "
"errno: %d (%s)",
__func__, filename, n, size, errno, strerror(errno));
}
fclose(fp);
}
return n > 0 ? n : 0;
}
static size_t fibo_fwrite(const char *filename, const void *buf, size_t size)
{
FILE *fp = fopen(filename, "w");
size_t n = 0;
if (fp) {
n = fwrite(buf, 1, size, fp);
if (n != size) {
dbg_time(
"warnning: fail to fwrite(%s), fwrite=%zd, buf_size=%zd, "
"errno: %d (%s)",
__func__, filename, n, size, errno, strerror(errno));
}
fclose(fp);
}
return n > 0 ? n : 0;
}
static int fibo_iface_is_in_bridge(const char *iface)
{
char filename[256];
snprintf(filename, sizeof(filename), "/sys/class/net/%s/brport", iface);
return (access(filename, F_OK) == 0 || errno != ENOENT);
}
int fibo_bridge_mode_detect(PROFILE_T *profile)
{
const char *ifname = profile->qmapnet_adapter ? profile->qmapnet_adapter
: profile->usbnet_adapter;
const char *driver;
char bridge_mode[128];
char bridge_ipv4[128];
char ipv4[128];
char buf[64];
size_t n;
int in_bridge;
driver = profile->driver_name;
snprintf(bridge_mode, sizeof(bridge_mode), "/sys/class/net/%s/bridge_mode",
ifname);
snprintf(bridge_ipv4, sizeof(bridge_ipv4), "/sys/class/net/%s/bridge_ipv4",
ifname);
if (access(bridge_mode, F_OK) && errno == ENOENT) {
snprintf(bridge_mode, sizeof(bridge_mode),
"/sys/module/%s/parameters/bridge_mode", driver);
snprintf(bridge_ipv4, sizeof(bridge_ipv4),
"/sys/module/%s/parameters/bridge_ipv4", driver);
if (access(bridge_mode, F_OK) && errno == ENOENT) {
bridge_mode[0] = '\0';
}
}
in_bridge = fibo_iface_is_in_bridge(ifname);
if (in_bridge) {
dbg_time("notice: iface %s had add to bridge\n", ifname);
}
if (in_bridge && bridge_mode[0] == '\0') {
dbg_time("warnning: can not find bride_mode file for %s\n", ifname);
return 1;
}
n = fibo_fread(bridge_mode, buf, sizeof(buf));
if (in_bridge) {
if (n <= 0 || buf[0] == '0') {
dbg_time("warnning: should set 1 to bride_mode file for %s\n",
ifname);
return 1;
}
} else {
if (n <= 0 || buf[0] == '0') {
return 0;
}
}
memset(ipv4, 0, sizeof(ipv4));
if (strstr(bridge_ipv4, "/sys/class/net/") || profile->qmap_mode == 0 ||
profile->qmap_mode == 1) {
snprintf(ipv4, sizeof(ipv4), "0x%x", profile->ipv4.Address);
dbg_time("echo '%s' > %s", ipv4, bridge_ipv4);
fibo_fwrite(bridge_ipv4, ipv4, strlen(ipv4));
} else {
snprintf(ipv4, sizeof(ipv4), "0x%x:%d", profile->ipv4.Address,
profile->muxid);
dbg_time("echo '%s' > %s", ipv4, bridge_ipv4);
fibo_fwrite(bridge_ipv4, ipv4, strlen(ipv4));
}
return 1;
}
//2021-03-15 zhangkaibo@fibocom.com changed begin for oa 20210311037
void fibo_get_driver_info(PROFILE_T *profile, RMNET_INFO *rmnet_info) {
int ifc_ctl_sock;
struct ifreq ifr;
int rc;
int request = 0x89F3;
unsigned char data[512];
memset(rmnet_info, 0x00, sizeof(*rmnet_info));
ifc_ctl_sock = socket(AF_INET, SOCK_DGRAM, 0);
if (ifc_ctl_sock <= 0) {
dbg_time("socket() failed: %s\n", strerror(errno));
return;
}
memset(&ifr, 0, sizeof(struct ifreq));
strncpy(ifr.ifr_name, profile->usbnet_adapter, IFNAMSIZ);
ifr.ifr_name[IFNAMSIZ - 1] = 0;
ifr.ifr_ifru.ifru_data = (void *)data;
rc = ioctl(ifc_ctl_sock, request, &ifr);
if (rc < 0) {
dbg_time("ioctl(0x%x, qmap_settings) failed: %s, rc=%d", request, strerror(errno), rc);
}
else {
memcpy(rmnet_info, data, sizeof(*rmnet_info));
}
close(ifc_ctl_sock);
}
//2021-03-15 zhangkaibo@fibocom.com changed end for oa 20210311037
int fibo_qmap_mode_detect(PROFILE_T *profile)
{
int n;
char buf[128];
char qmap_netcard[128];
struct {
char filename[255 * 2];
char linkname[255 * 2];
} * pl;
pl = (typeof(pl))malloc(sizeof(*pl));
snprintf(pl->linkname, sizeof(pl->linkname),
"/sys/class/net/%s/device/driver", profile->usbnet_adapter);
n = readlink(pl->linkname, pl->filename, sizeof(pl->filename));
pl->filename[n] = '\0';
while (pl->filename[n] != '/') n--;
profile->driver_name = strdup(&pl->filename[n + 1]);
//2021-03-15 zhangkaibo@fibocom.com changed begin for oa 20210311037
fibo_get_driver_info(profile, &profile->rmnet_info);
if (profile->rmnet_info.size) {
profile->qmap_mode = profile->rmnet_info.qmap_mode;
if (profile->qmap_mode) {
int offset_id = profile->pdp - 1;
if (profile->qmap_mode == 1)
offset_id = 0;
profile->muxid = profile->rmnet_info.mux_id[offset_id];
profile->qmapnet_adapter = strdup( profile->rmnet_info.ifname[offset_id]);
profile->qmap_size = profile->rmnet_info.rx_urb_size;
profile->qmap_version = profile->rmnet_info.qmap_version;
}
goto _out;
}
//2021-03-15 zhangkaibo@fibocom.com changed end for oa 20210311037
if (qmidev_is_pciemhi(profile->qmichannel)) {
profile->qmap_mode = 1;
if (profile->muxid == 0 || profile->muxid == 0x81)
{
profile->muxid = 0x81;
}
else
{
if (profile->muxid < 0x80)
profile->muxid += 0x81;
profile->qmap_mode = 2;
}
profile->qmapnet_adapter = strdup(profile->usbnet_adapter);
goto _final_process;
}
snprintf(pl->filename, sizeof(pl->filename), "/sys/class/net/%s/qmap_num",
profile->usbnet_adapter);
//2021-01-27 willa.liu@fibocom.com changed begin for support mantis 0068849
if (access(pl->filename, F_OK) == 0) {
dbg_time("access %s", pl->filename);
if (errno != ENOENT) {
dbg_time("fail to access %s, errno: %d (%s)", pl->filename, errno,
strerror(errno));
goto _out;
}
//2021-02-01 willa.liu@fibocom.com changed begin for support mantis 0069837
/*
snprintf(pl->filename, sizeof(pl->filename),
"/sys/module/%s/parameters/qmap_num", profile->driver_name);
if (access(pl->filename, R_OK)) {
if (errno != ENOENT) {
dbg_time("fail to access %s, errno: %d (%s)", pl->filename,
errno, strerror(errno));
goto _out;
}
snprintf(
pl->filename, sizeof(pl->filename),
"/sys/class/net/%s/device/driver/module/parameters/qmap_num",
profile->usbnet_adapter);
if (access(pl->filename, R_OK)) {
if (errno != ENOENT) {
dbg_time("fail to access %s, errno: %d (%s)", pl->filename,
errno, strerror(errno));
goto _out;
}
}
}
*/
//2021-02-01 willa.liu@fibocom.com changed end for support mantis 0069837
}
else
{
snprintf(pl->filename, sizeof(pl->filename), "/sys/class/net/%s/qmap_mode",
profile->usbnet_adapter);
if (access(pl->filename, F_OK) == 0) {
dbg_time("access %s", pl->filename);
if (errno != ENOENT) {
dbg_time("fail to access %s, errno: %d (%s)", pl->filename, errno,
strerror(errno));
goto _out;
}
}
}
if(!access(pl->filename, R_OK))
{
n = fibo_fread(pl->filename, buf, sizeof(buf));
if(n > 0)
{
profile->qmap_mode = atoi(buf);
if(profile->qmap_mode >= 1 && qmidev_is_pciemhi(profile->qmichannel))
{
profile->muxid =
profile->pdp + 0x80;
sprintf(qmap_netcard, "%s.%d", profile->usbnet_adapter,profile->pdp);
profile->qmapnet_adapter = strdup(qmap_netcard);
}
if(qmidev_is_gobinet(profile->qmichannel) || qmidev_is_qmiwwan(profile->qmichannel))
{
if(profile->qmap_mode > 1)
{
profile->muxid =
profile->pdp + 0x80;
sprintf(qmap_netcard, "%s.%d", profile->usbnet_adapter,profile->pdp);
profile->qmapnet_adapter = strdup(qmap_netcard);
}
if(profile->qmap_mode == 1)
{
profile->muxid = 0x81;
profile->qmapnet_adapter = strdup(profile->usbnet_adapter);
}
}
}
if (0) {
profile->qmap_mode = atoi(buf);
if (profile->qmap_mode > 1 && qmidev_is_gobinet(profile->qmichannel)) {
profile->muxid =
profile->pdp + 0x80; // muxis is 0x8X for PDN-X
sprintf(qmap_netcard, "%s.%d", profile->usbnet_adapter,profile->pdp);
profile->qmapnet_adapter = strdup(qmap_netcard);
}
if (profile->qmap_mode >= 1 && !qmidev_is_gobinet(profile->qmichannel)) {
profile->muxid =
profile->pdp + 0x80; // muxis is 0x8X for PDN-X
sprintf(qmap_netcard, "%s.%d", profile->usbnet_adapter,profile->pdp);
profile->qmapnet_adapter = strdup(qmap_netcard);
}
if (profile->qmap_mode == 1 && qmidev_is_gobinet(profile->qmichannel)) {
profile->muxid = 0x81;
profile->qmapnet_adapter = strdup(profile->usbnet_adapter);
//2021-01-27 willa.liu@fibocom.com changed end for support mantis 0068849
}
}
} else if (qmidev_is_qmiwwan(profile->qmichannel)) {
snprintf(pl->filename, sizeof(pl->filename), "/sys/class/net/qmimux%d",
profile->pdp - 1);
if (access(pl->filename, R_OK)) {
if (errno != ENOENT) {
dbg_time("fail to access %s, errno: %d (%s)", pl->filename,
errno, strerror(errno));
}
goto _out;
}
// upstream Kernel Style QMAP qmi_wwan.c
snprintf(pl->filename, sizeof(pl->filename),
"/sys/class/net/%s/qmi/add_mux", profile->usbnet_adapter);
n = fibo_fread(pl->filename, buf, sizeof(buf));
if (n >= 5) {
profile->qmap_mode = n / 5; // 0x81\n0x82\n0x83\n
if (profile->qmap_mode > 1) {
// PDN-X map to qmimux-X
profile->muxid = (buf[5 * (profile->pdp - 1) + 2] - '0') * 16 +
(buf[5 * (profile->pdp - 1) + 3] - '0');
sprintf(qmap_netcard, "qmimux%d", profile->pdp - 1);
profile->qmapnet_adapter = strdup(qmap_netcard);
} else if (profile->qmap_mode == 1) {
profile->muxid =
(buf[5 * 0 + 2] - '0') * 16 + (buf[5 * 0 + 3] - '0');
sprintf(qmap_netcard, "qmimux%d", 0);
profile->qmapnet_adapter = strdup(qmap_netcard);
}
}
}
_out:
if (profile->qmap_mode) {
profile->qmap_size = 16 * 1024;
snprintf(pl->filename, sizeof(pl->filename),
"/sys/class/net/%s/qmap_size", profile->usbnet_adapter);
if (!access(pl->filename, R_OK)) {
size_t n;
char buf[32];
n = fibo_fread(pl->filename, buf, sizeof(buf));
if (n > 0) {
profile->qmap_size = atoi(buf);
}
}
}
_final_process:
if (profile->qmap_mode)
dbg_time("qmap_mode = %d, muxid = 0x%02x, qmap_netcard = %s",
profile->qmap_mode, profile->muxid, profile->qmapnet_adapter);
free(pl);
return 0;
}
int fibo_qmap_mode_set(PROFILE_T *profile)
{
int n;
char buf[128];
struct {
char filename[255 * 2];
char linkname[255 * 2];
} * pl;
if (qmidev_is_pciemhi(profile->qmichannel))
{
dbg_time("pcie mode exit fibo_qmap_mode_set ");
return 0;
}
pl = (typeof(pl))malloc(sizeof(*pl));
snprintf(pl->linkname, sizeof(pl->linkname),
"/sys/class/net/%s/device/driver", profile->usbnet_adapter);
n = readlink(pl->linkname, pl->filename, sizeof(pl->filename));
pl->filename[n] = '\0';
while (pl->filename[n] != '/') n--;
profile->driver_name = strdup(&pl->filename[n + 1]);
snprintf(pl->filename, sizeof(pl->filename), "/sys/class/net/%s/qmap_num",
profile->usbnet_adapter);
if (access(pl->filename, R_OK)) {
if (errno != ENOENT) {
dbg_time("fail to access %s, errno: %d (%s)", pl->filename, errno,
strerror(errno));
goto _out;
}
snprintf(pl->filename, sizeof(pl->filename),
"/sys/module/%s/parameters/qmap_mnum", profile->driver_name);
if (access(pl->filename, R_OK)) {
if (errno != ENOENT) {
dbg_time("fail to access %s, errno: %d (%s)", pl->filename,
errno, strerror(errno));
goto _out;
}
snprintf(
pl->filename, sizeof(pl->filename),
"/sys/class/net/%s/device/driver/module/parameters/qmap_num",
profile->usbnet_adapter);
if (access(pl->filename, R_OK)) {
if (errno != ENOENT) {
dbg_time("fail to access %s, errno: %d (%s)", pl->filename,
errno, strerror(errno));
goto _out;
}
}
}
}
if (!access(pl->filename, R_OK)) {
snprintf(buf, sizeof(buf), "%d", profile->pdpnum);
n = fibo_fwrite(pl->filename, buf, strlen(buf));
}
_out:
free(pl);
return 0;
}