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Add IPv6 support for UDP (Linux)

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wh201906 2023-10-17 18:40:17 +08:00
commit 67d36152cc
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1 changed files with 45 additions and 11 deletions
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56
client/src/uart/uart_posix.c
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@ -219,8 +219,10 @@ serial_port uart_open(const char *pcPortName, uint32_t speed) {
struct addrinfo *addr = NULL, *rp;
char *addrstr = strdup(pcPortName + 4);
if (addrstr == NULL) {
char *addrPortStr = strdup(pcPortName + 4);
char *addrstr = addrPortStr;
const char *portstr;
if (addrPortStr == NULL) {
PrintAndLogEx(ERR, "error: string duplication");
free(sp);
return INVALID_SERIAL_PORT;
@ -228,20 +230,52 @@ serial_port uart_open(const char *pcPortName, uint32_t speed) {
timeout.tv_usec = UART_TCP_CLIENT_RX_TIMEOUT_MS * 1000;
char *colon = strrchr(addrstr, ':');
const char *portstr;
if (colon) {
portstr = colon + 1;
*colon = '\0';
} else {
// find the start of the address
char *endBracket = strrchr(addrPortStr, ']');
if (addrPortStr[0] == '[') {
addrstr += 1;
if (endBracket == NULL) {
PrintAndLogEx(ERR, "error: wrong address: [] unmatched");
free(addrPortStr);
free(sp);
return INVALID_SERIAL_PORT;
}
}
// find the port
char *lColon = strchr(addrPortStr, ':');
char *rColon = strrchr(addrPortStr, ':');
if (rColon == NULL) {
// no colon
// "tcp:<ipv4 address>", "tcp:[<ipv4 address>]"
portstr = "18888";
} else if (lColon == rColon) {
// only one colon
// "tcp:<ipv4 address>:<port>", "tcp:[<ipv4 address>]:<port>"
portstr = rColon + 1;
} else {
// two or more colon, IPv6 address
// tcp:[<ipv6 address>]:<port>
// "tcp:<ipv6 address>", "tcp:[<ipv6 address>]"
if (endBracket != NULL && rColon == endBracket + 1) {
portstr = rColon + 1;
} else {
portstr = "18888";
}
}
// handle the end of the address
if (endBracket != NULL) {
*endBracket = '\0';
} else if (rColon != NULL && lColon == rColon) {
*rColon = '\0';
}
struct addrinfo info;
memset(&info, 0, sizeof(info));
info.ai_family = AF_INET;
info.ai_family = PF_UNSPEC;
info.ai_socktype = SOCK_DGRAM;
// info.ai_protocol = SOL_UDP;
@ -249,7 +283,7 @@ serial_port uart_open(const char *pcPortName, uint32_t speed) {
if (s != 0) {
PrintAndLogEx(ERR, "error: getaddrinfo: %s", gai_strerror(s));
freeaddrinfo(addr);
free(addrstr);
free(addrPortStr);
free(sp);
return INVALID_SERIAL_PORT;
}
@ -268,7 +302,7 @@ serial_port uart_open(const char *pcPortName, uint32_t speed) {
}
freeaddrinfo(addr);
free(addrstr);
free(addrPortStr);
if (rp == NULL) { /* No address succeeded */
PrintAndLogEx(ERR, "error: Could not connect");