#include "ircd_snprintf.h"
#include "ircd_string.h"
#include "list.h"
+#include "msg.h" /* for MAXPARA */
#include "numeric.h"
#include "querycmds.h"
#include "random.h"
static void iauth_stderr_callback(struct Event *ev);
static int sendto_iauth(struct Client *cptr, const char *format, ...);
static int preregister_user(struct Client *cptr);
-typedef int (*iauth_cmd_handler)(struct IAuth *iauth, struct Client *cli, char *params);
+typedef int (*iauth_cmd_handler)(struct IAuth *iauth, struct Client *cli,
+ int parc, char **params);
/** Set username for user associated with \a auth.
* @param[in] auth Client authorization request to work on.
ircd_strncpy(cli_user(cptr)->username, username, USERLEN);
ircd_strncpy(cli_user(cptr)->host, cli_sockhost(cptr), HOSTLEN);
if (IAuthHas(iauth, IAUTH_UNDERNET))
- sendto_iauth(cptr, "U %s %s", username, userinfo);
+ sendto_iauth(cptr, "U %s :%s", username, userinfo);
else if (IAuthHas(iauth, IAUTH_ADDLINFO))
sendto_iauth(cptr, "U %s", username);
return check_auth_finished(auth, 0);
{
assert(auth != NULL);
if (IAuthHas(iauth, IAUTH_ADDLINFO))
- sendto_iauth(auth->client, "P %s", password);
+ sendto_iauth(auth->client, "P :%s", password);
return 0;
}
/** Send text to interested operators (SNO_AUTH server notice).
* @param[in] iauth Active IAuth session.
* @param[in] cli Client referenced by command.
+ * @param[in] parc Number of parameters (1).
* @param[in] params Text to send.
* @return Zero.
*/
-static int iauth_cmd_snotice(struct IAuth *iauth, struct Client *cli, char *params)
+static int iauth_cmd_snotice(struct IAuth *iauth, struct Client *cli,
+ int parc, char **params)
{
- sendto_opmask_butone(NULL, SNO_AUTH, "%s", params);
+ sendto_opmask_butone(NULL, SNO_AUTH, "%s", params[0]);
return 0;
}
/** Set the debug level for the session.
* @param[in] iauth Active IAuth session.
* @param[in] cli Client referenced by command.
+ * @param[in] parc Number of parameters (1).
* @param[in] params String starting with an integer.
* @return Zero.
*/
-static int iauth_cmd_debuglevel(struct IAuth *iauth, struct Client *cli, char *params)
+static int iauth_cmd_debuglevel(struct IAuth *iauth, struct Client *cli,
+ int parc, char **params)
{
int new_level;
- new_level = atoi(params);
+ new_level = parc > 0 ? atoi(params[0]) : 0;
if (i_debug(iauth) > 0 || new_level > 0) {
/* The "ia_dbg" name is borrowed from (IRCnet) ircd. */
sendto_opmask_butone(NULL, SNO_AUTH, "ia_dbg = %d", new_level);
*
* @param[in] iauth Active IAuth session.
* @param[in] cli Client referenced by command.
+ * @param[in] parc Number of parameters (1).
* @param[in] params Zero or more policy options.
* @return Zero.
*/
-static int iauth_cmd_policy(struct IAuth *iauth, struct Client *cli, char *params)
+static int iauth_cmd_policy(struct IAuth *iauth, struct Client *cli,
+ int parc, char **params)
{
enum IAuthFlag flag;
char *p;
for (flag = IAUTH_FIRST_OPTION; flag < IAUTH_LAST_FLAG; ++flag)
IAuthClr(iauth, flag);
- /* Parse new policy set. */
- for (p = params; *p; p++) switch (*p) {
- case 'A': IAuthSet(iauth, IAUTH_ADDLINFO); break;
- case 'R': IAuthSet(iauth, IAUTH_REQUIRED); break;
- case 'T': IAuthSet(iauth, IAUTH_TIMEOUT); break;
- case 'W': IAuthSet(iauth, IAUTH_EXTRAWAIT); break;
- case 'U': IAuthSet(iauth, IAUTH_UNDERNET); break;
- }
+ if (parc > 0) /* only try to parse if we were given a policy string */
+ /* Parse new policy set. */
+ for (p = params[0]; *p; p++) switch (*p) {
+ case 'A': IAuthSet(iauth, IAUTH_ADDLINFO); break;
+ case 'R': IAuthSet(iauth, IAUTH_REQUIRED); break;
+ case 'T': IAuthSet(iauth, IAUTH_TIMEOUT); break;
+ case 'W': IAuthSet(iauth, IAUTH_EXTRAWAIT); break;
+ case 'U': IAuthSet(iauth, IAUTH_UNDERNET); break;
+ }
/* Optionally notify operators. */
if (i_debug(iauth) > 0)
- sendto_opmask_butone(NULL, SNO_AUTH, "iauth options: %s", params);
+ sendto_opmask_butone(NULL, SNO_AUTH, "iauth options: %s", params[0]);
return 0;
}
/** Set the iauth program version number.
* @param[in] iauth Active IAuth session.
* @param[in] cli Client referenced by command.
+ * @param[in] parc Number of parameters (1).
* @param[in] params Version number or name.
* @return Zero.
*/
-static int iauth_cmd_version(struct IAuth *iauth, struct Client *cli, char *params)
+static int iauth_cmd_version(struct IAuth *iauth, struct Client *cli,
+ int parc, char **params)
{
MyFree(iauth->i_version);
- while (IsSpace(*params))
- ++params;
- DupString(iauth->i_version, params);
- sendto_opmask_butone(NULL, SNO_AUTH, "iauth version %s running.", iauth->i_version);
+ DupString(iauth->i_version, parc > 0 ? params[0] : "<NONE>");
+ sendto_opmask_butone(NULL, SNO_AUTH, "iauth version %s running.",
+ iauth->i_version);
return 0;
}
+/** Paste a parameter list together into a single string.
+ * @param[in] parc Number of parameters.
+ * @param[in] params Parameter list to paste together.
+ * @return Pasted parameter list.
+ */
+static char *paste_params(int parc, char **params)
+{
+ char *str, *tmp;
+ int len = 0, lengths[MAXPARA], i;
+
+ /* Compute the length... */
+ for (i = 0; i < parc; i++)
+ len += lengths[i] = strlen(params[i]);
+
+ /* Allocate memory, accounting for string lengths, spaces (parc - 1), a
+ * sentinel, and the trailing \0
+ */
+ str = MyMalloc(len + parc + 1);
+
+ /* Build the pasted string */
+ for (tmp = str, i = 0; i < parc; i++) {
+ if (i) /* add space separator... */
+ *(tmp++) = ' ';
+ if (i == parc - 1) /* add colon sentinel */
+ *(tmp++) = ':';
+
+ /* Copy string component... */
+ memcpy(tmp, params[i], lengths[i]);
+ tmp += lengths[i]; /* move to end of string */
+ }
+
+ /* terminate the string... */
+ *tmp = '\0';
+
+ return str; /* return the pasted string */
+}
+
/** Clear cached iauth configuration information.
* @param[in] iauth Active IAuth session.
* @param[in] cli Client referenced by command.
+ * @param[in] parc Number of parameters (0).
* @param[in] params Parameter list (ignored).
* @return Zero.
*/
-static int iauth_cmd_newconfig(struct IAuth *iauth, struct Client *cli, char *params)
+static int iauth_cmd_newconfig(struct IAuth *iauth, struct Client *cli,
+ int parc, char **params)
{
struct SLink *head;
struct SLink *next;
/** Append iauth configuration information.
* @param[in] iauth Active IAuth session.
* @param[in] cli Client referenced by command.
+ * @param[in] parc Number of parameters.
* @param[in] params Description of configuration element.
* @return Zero.
*/
-static int iauth_cmd_config(struct IAuth *iauth, struct Client *cli, char *params)
+static int iauth_cmd_config(struct IAuth *iauth, struct Client *cli,
+ int parc, char **params)
{
struct SLink *node;
} else {
node = iauth->i_config = make_link();
}
- while (IsSpace(*params))
- ++params;
- DupString(node->value.cp, params);
+ node->value.cp = paste_params(parc, params);
+ node->next = 0; /* must be explicitly cleared */
return 0;
}
/** Clear cached iauth configuration information.
* @param[in] iauth Active IAuth session.
* @param[in] cli Client referenced by command.
+ * @param[in] parc Number of parameters (0).
* @param[in] params Parameter list (ignored).
* @return Zero.
*/
-static int iauth_cmd_newstats(struct IAuth *iauth, struct Client *cli, char *params)
+static int iauth_cmd_newstats(struct IAuth *iauth, struct Client *cli,
+ int parc, char **params)
{
struct SLink *head;
struct SLink *next;
/** Append iauth statistics information.
* @param[in] iauth Active IAuth session.
* @param[in] cli Client referenced by command.
+ * @param[in] parc Number of parameters.
* @param[in] params Statistics element.
* @return Zero.
*/
-static int iauth_cmd_stats(struct IAuth *iauth, struct Client *cli, char *params)
+static int iauth_cmd_stats(struct IAuth *iauth, struct Client *cli,
+ int parc, char **params)
{
struct SLink *node;
if (iauth->i_stats) {
} else {
node = iauth->i_stats = make_link();
}
- while (IsSpace(*params))
- ++params;
- DupString(node->value.cp, params);
+ node->value.cp = paste_params(parc, params);
+ node->next = 0; /* must be explicitly cleared */
return 0;
}
/** Set client's username to a trusted string even if it breaks the rules.
* @param[in] iauth Active IAuth session.
* @param[in] cli Client referenced by command.
+ * @param[in] parc Number of parameters (1).
* @param[in] params Forced username.
* @return One.
*/
-static int iauth_cmd_username_forced(struct IAuth *iauth, struct Client *cli, char *params)
+static int iauth_cmd_username_forced(struct IAuth *iauth, struct Client *cli,
+ int parc, char **params)
{
assert(cli_auth(cli) != NULL);
FlagClr(&cli_auth(cli)->flags, AR_AUTH_PENDING);
- if (!EmptyString(params)) {
- ircd_strncpy(cli_username(cli), params, USERLEN);
+ if (!EmptyString(params[0])) {
+ ircd_strncpy(cli_username(cli), params[0], USERLEN);
SetGotId(cli);
FlagSet(&cli_auth(cli)->flags, AR_IAUTH_USERNAME);
FlagSet(&cli_auth(cli)->flags, AR_IAUTH_FUSERNAME);
/** Set client's username to a trusted string.
* @param[in] iauth Active IAuth session.
* @param[in] cli Client referenced by command.
+ * @param[in] parc Number of parameters (1).
* @param[in] params Trusted username.
* @return One.
*/
-static int iauth_cmd_username_good(struct IAuth *iauth, struct Client *cli, char *params)
+static int iauth_cmd_username_good(struct IAuth *iauth, struct Client *cli,
+ int parc, char **params)
{
assert(cli_auth(cli) != NULL);
FlagClr(&cli_auth(cli)->flags, AR_AUTH_PENDING);
- if (!EmptyString(params)) {
- ircd_strncpy(cli_username(cli), params, USERLEN);
+ if (!EmptyString(params[0])) {
+ ircd_strncpy(cli_username(cli), params[0], USERLEN);
SetGotId(cli);
FlagSet(&cli_auth(cli)->flags, AR_IAUTH_USERNAME);
}
/** Set client's username to an untrusted string.
* @param[in] iauth Active IAuth session.
* @param[in] cli Client referenced by command.
+ * @param[in] parc Number of parameters (1).
* @param[in] params Untrusted username.
* @return One.
*/
-static int iauth_cmd_username_bad(struct IAuth *iauth, struct Client *cli, char *params)
+static int iauth_cmd_username_bad(struct IAuth *iauth, struct Client *cli,
+ int parc, char **params)
{
assert(cli_auth(cli) != NULL);
FlagClr(&cli_auth(cli)->flags, AR_AUTH_PENDING);
- if (!EmptyString(params))
- ircd_strncpy(cli_user(cli)->username, params, USERLEN);
+ if (!EmptyString(params[0]))
+ ircd_strncpy(cli_user(cli)->username, params[0], USERLEN);
return 1;
}
/** Set client's hostname.
* @param[in] iauth Active IAuth session.
* @param[in] cli Client referenced by command.
+ * @param[in] parc Number of parameters (1).
* @param[in] params New hostname for client.
* @return Non-zero if \a cli authorization should be checked for completion.
*/
-static int iauth_cmd_hostname(struct IAuth *iauth, struct Client *cli, char *params)
+static int iauth_cmd_hostname(struct IAuth *iauth, struct Client *cli,
+ int parc, char **params)
{
struct AuthRequest *auth;
- if (EmptyString(params)) {
+ if (EmptyString(params[0])) {
sendto_iauth(cli, "E Missing :Missing hostname parameter");
return 0;
}
sendheader(cli, REPORT_FIN_DNS);
}
/* Set hostname from params. */
- ircd_strncpy(cli_sockhost(cli), params, HOSTLEN);
+ ircd_strncpy(cli_sockhost(cli), params[0], HOSTLEN);
return 1;
}
/** Set client's IP address.
* @param[in] iauth Active IAuth session.
* @param[in] cli Client referenced by command.
+ * @param[in] parc Number of parameters (1).
* @param[in] params New IP address for client in dotted quad or
* standard IPv6 format.
* @return Zero.
*/
-static int iauth_cmd_ip_address(struct IAuth *iauth, struct Client *cli, char *params)
+static int iauth_cmd_ip_address(struct IAuth *iauth, struct Client *cli,
+ int parc, char **params)
{
struct irc_in_addr addr;
struct AuthRequest *auth;
+ if (EmptyString(params[0])) {
+ sendto_iauth(cli, "E Missing :Missing IP address parameter");
+ return 0;
+ }
+
/* Get AuthRequest for client. */
auth = cli_auth(cli);
assert(auth != NULL);
/* Parse the client's new IP address. */
- if (!ircd_aton(&addr, params)) {
- sendto_iauth(cli, "E Invalid :Unable to parse IP address [%s]", params);
+ if (!ircd_aton(&addr, params[0])) {
+ sendto_iauth(cli, "E Invalid :Unable to parse IP address [%s]", params[0]);
return 0;
}
/** Accept a client in IAuth.
* @param[in] iauth Active IAuth session.
* @param[in] cli Client referenced by command.
+ * @param[in] parc Number of parameters.
* @param[in] params Optional class name for client.
* @return One.
*/
-static int iauth_cmd_done_client(struct IAuth *iauth, struct Client *cli, char *params)
+static int iauth_cmd_done_client(struct IAuth *iauth, struct Client *cli,
+ int parc, char **params)
{
static time_t warn_time;
FlagClr(&cli_auth(cli)->flags, AR_IAUTH_PENDING);
/* If a connection class was specified (and usable), assign the client to it. */
- if (!EmptyString(params)) {
+ if (!EmptyString(params[0])) {
struct ConfItem *aconf;
- aconf = auth_find_class_conf(params);
+ aconf = auth_find_class_conf(params[0]);
if (aconf)
attach_conf(cli, aconf);
else
sendto_opmask_butone_ratelimited(NULL, SNO_AUTH, &warn_time,
"iauth tried to use undefined class [%s]",
- params);
+ params[0]);
}
return 1;
/** Accept a client in IAuth and assign them to an account.
* @param[in] iauth Active IAuth session.
* @param[in] cli Client referenced by command.
+ * @param[in] parc Number of parameters.
* @param[in] params Account name and optional class name for client.
* @return Non-zero if \a cli authorization should be checked for completion.
*/
-static int iauth_cmd_done_account(struct IAuth *iauth, struct Client *cli, char *params)
+static int iauth_cmd_done_account(struct IAuth *iauth, struct Client *cli,
+ int parc, char **params)
{
- char *end;
size_t len;
/* Sanity check. */
- if (EmptyString(params)) {
+ if (EmptyString(params[0])) {
sendto_iauth(cli, "E Missing :Missing account parameter");
return 0;
}
/* Check length of account name. */
- len = strcspn(params, ": ");
+ len = strcspn(params[0], ": ");
if (len > ACCOUNTLEN) {
sendto_iauth(cli, "E Invalid :Account parameter too long");
return 0;
}
/* If account has a creation timestamp, use it. */
assert(cli_user(cli) != NULL);
- if (params[len] == ':')
- cli_user(cli)->acc_create = strtoul(params + len + 1, &end, 10);
- else
- end = params + len;
+ if (params[0][len] == ':')
+ cli_user(cli)->acc_create = strtoul(params[0] + len + 1, NULL, 10);
+
/* Copy account name to User structure. */
- ircd_strncpy(cli_user(cli)->account, params, ACCOUNTLEN);
+ ircd_strncpy(cli_user(cli)->account, params[0], ACCOUNTLEN);
SetAccount(cli);
- /* Skip whitespace before next argument. */
- while (IsSpace(*end))
- ++end;
+
/* Fall through to the normal "done" handler. */
- return iauth_cmd_done_client(iauth, cli, end);
+ return iauth_cmd_done_client(iauth, cli, parc - 1, params + 1);
}
/** Reject a client's connection.
* @param[in] iauth Active IAuth session.
* @param[in] cli Client referenced by command.
+ * @param[in] parc Number of parameters (1).
* @param[in] params Optional kill message.
* @return Zero.
*/
-static int iauth_cmd_kill(struct IAuth *iauth, struct Client *cli, char *params)
+static int iauth_cmd_kill(struct IAuth *iauth, struct Client *cli,
+ int parc, char **params)
{
if (cli_auth(cli))
FlagClr(&cli_auth(cli)->flags, AR_IAUTH_PENDING);
- if (EmptyString(params))
- params = "Access denied";
- exit_client(cli, cli, &me, params);
+ if (EmptyString(params[0]))
+ params[0] = "Access denied";
+ exit_client(cli, cli, &me, params[0]);
return 0;
}
/** Send a challenge string to the client.
* @param[in] iauth Active IAuth session.
* @param[in] cli Client referenced by command.
+ * @param[in] parc Number of parameters (1).
* @param[in] params Challenge message for client.
* @return Zero.
*/
-static int iauth_cmd_challenge(struct IAuth *iauth, struct Client *cli, char *params)
+static int iauth_cmd_challenge(struct IAuth *iauth, struct Client *cli,
+ int parc, char **params)
{
- sendrawto_one(cli, "NOTICE AUTH :*** %s", params);
+ if (!EmptyString(params[0]))
+ sendrawto_one(cli, "NOTICE AUTH :*** %s", params[0]);
return 0;
}
-/** Read input from \a iauth.
- * Reads up to SERVER_TCP_WINDOW bytes per pass.
- * @param[in] iauth Readable connection.
+/** Parse a \a message from \a iauth.
+ * @param[in] iauth Active IAuth session.
+ * @param[in] message Message to be parsed.
*/
-static void iauth_read(struct IAuth *iauth)
+static void iauth_parse(struct IAuth *iauth, char *message)
{
- static char readbuf[SERVER_TCP_WINDOW];
+ char *params[MAXPARA + 1]; /* leave space for NULL */
+ int parc = 0;
iauth_cmd_handler handler;
struct AuthRequest *auth;
struct Client *cli;
- char *old_buffer;
- char *params;
- char *endp;
- char *src;
- unsigned int length;
int has_cli;
- int res;
int id;
- switch (os_recv_nonb(s_fd(i_socket(iauth)), readbuf, sizeof(readbuf), &length))
- {
- case IO_SUCCESS: break;
- case IO_FAILURE: iauth_disconnect(iauth);
- case IO_BLOCKED: return;
+ /* Find command handler... */
+ switch (*(message++)) {
+ case '>': handler = iauth_cmd_snotice; has_cli = 0; break;
+ case 'G': handler = iauth_cmd_debuglevel; has_cli = 0; break;
+ case 'O': handler = iauth_cmd_policy; has_cli = 0; break;
+ case 'V': handler = iauth_cmd_version; has_cli = 0; break;
+ case 'a': handler = iauth_cmd_newconfig; has_cli = 0; break;
+ case 'A': handler = iauth_cmd_config; has_cli = 0; break;
+ case 's': handler = iauth_cmd_newstats; has_cli = 0; break;
+ case 'S': handler = iauth_cmd_stats; has_cli = 0; break;
+ case 'o': handler = iauth_cmd_username_forced; has_cli = 1; break;
+ case 'U': handler = iauth_cmd_username_good; has_cli = 1; break;
+ case 'u': handler = iauth_cmd_username_bad; has_cli = 1; break;
+ case 'N': handler = iauth_cmd_hostname; has_cli = 1; break;
+ case 'I': handler = iauth_cmd_ip_address; has_cli = 1; break;
+ case 'C': handler = iauth_cmd_challenge; has_cli = 1; break;
+ case 'D': handler = iauth_cmd_done_client; has_cli = 1; break;
+ case 'R': handler = iauth_cmd_done_account; has_cli = 1; break;
+ case 'k': /* The 'k' command indicates the user should be booted
+ * off without telling opers. There is no way to
+ * signal that to exit_client(), so we fall through to
+ * the case that we do implement.
+ */
+ case 'K': handler = iauth_cmd_kill; has_cli = 2; break;
+ case 'r': /* we handle termination directly */ return;
+ default: sendto_iauth(NULL, "E Garbage :[%s]", message); return;
}
- iauth->i_recvB += length;
- old_buffer = iauth->i_buffer;
- endp = old_buffer + iauth->i_count;
- for (src = readbuf; length > 0; --length) {
- *endp = *src++;
- if (IsEol(*endp)) {
- /* Terminate line, reset buffer and update statistics. */
- *endp = '\0';
- endp = old_buffer;
- ++iauth->i_recvM;
-
- /* If spammy debug, send the message to opers. */
- if (i_debug(iauth) > 1)
- sendto_opmask_butone(NULL, SNO_AUTH, "%s", endp);
-
- /* Find command handler. A lot of the handlers would be simpler
- * with an argument splitter like in parse.c, but some commands
- * (notably '>') do not use delimiters that way.
- */
- switch (*(endp = old_buffer)) {
- case '>': handler = iauth_cmd_snotice; has_cli = 0; break;
- case 'G': handler = iauth_cmd_debuglevel; has_cli = 0; break;
- case 'O': handler = iauth_cmd_policy; has_cli = 0; break;
- case 'V': handler = iauth_cmd_version; has_cli = 0; break;
- case 'a': handler = iauth_cmd_newconfig; has_cli = 0; break;
- case 'A': handler = iauth_cmd_config; has_cli = 0; break;
- case 's': handler = iauth_cmd_newstats; has_cli = 0; break;
- case 'S': handler = iauth_cmd_stats; has_cli = 0; break;
- case 'o': handler = iauth_cmd_username_forced; has_cli = 1; break;
- case 'U': handler = iauth_cmd_username_good; has_cli = 1; break;
- case 'u': handler = iauth_cmd_username_bad; has_cli = 1; break;
- case 'N': handler = iauth_cmd_hostname; has_cli = 1; break;
- case 'I': handler = iauth_cmd_ip_address; has_cli = 1; break;
- case 'C': handler = iauth_cmd_challenge; has_cli = 1; break;
- case 'D': handler = iauth_cmd_done_client; has_cli = 1; break;
- case 'R': handler = iauth_cmd_done_account; has_cli = 1; break;
- case 'k': /* The 'k' command indicates the user should be booted
- * off without telling opers. There is no way to
- * signal that to exit_client(), so we fall through to
- * the case that we do implement.
- */
- case 'K': handler = iauth_cmd_kill; has_cli = 2; break;
- case 'r': /* we handle termination directly */ continue;
- default: sendto_iauth(NULL, "E Garbage :[%s]", endp); continue;
- }
- /* Skip whitespace at start of arguments. */
- while (IsSpace(*++endp)) ;
-
- /* At this point, has_cli has one of three values:
- * 0 - no client is identified
- * 1 - a client is identified and must still be registering
- * 2 - a client is identified but may be fully registered
- */
-
- /* Figure out how to handle the command. */
- if (!has_cli) {
- /* Handler does not need a client. */
- handler(iauth, NULL, endp);
- } else {
- /* Try to find the client associated with the request. */
- id = strtol(endp, ¶ms, 10);
- while (IsSpace(*params))
- ++params;
- if (id < 0 || id > HighestFd || !(cli = LocalClientArray[id])) {
- /* Client no longer exists (or never existed). */
- sendto_iauth(NULL, "E Gone :[%s]", params);
- } else if ((!(auth = cli_auth(cli))
- || !FlagHas(&auth->flags, AR_IAUTH_PENDING))
- && (has_cli == 1)) {
- /* Client is done with IAuth checks. */
- sendto_iauth(cli, "E Done :[%s]", params);
- } else {
- struct irc_sockaddr addr;
- char *orig_ip;
-
- /* Skip whitespace before IP address. */
- while (IsSpace(*params))
- ++params;
- /* Record start of IP address, then null terminate it. */
- orig_ip = params;
- while (!IsSpace(*params) && *params != '\0')
- ++params;
- if (IsSpace(*params))
- *params++ = '\0';
- /* Parse out client IP address and port number. */
- res = ipmask_parse(orig_ip, &addr.addr, NULL);
- addr.port = strtol(params, ¶ms, 10);
- /* Skip whitespace and optional sentinel after port number. */
- while (IsSpace(*params))
- ++params;
- if (*params == ':')
- ++params;
- /* Check IP address and port number against expected. */
- if (0 == res
- || irc_in_addr_cmp(&addr.addr, &cli_ip(cli))
- || (auth && addr.port != auth->port)) {
- /* Report mismatch to iauth. */
- sendto_iauth(cli, "E Mismatch :[%s] != [%s]",
- orig_ip, ircd_ntoa(&cli_ip(cli)));
- } else if (handler(iauth, cli, params)) {
- /* Handler indicated a possible state change. */
- check_auth_finished(auth, 0);
- }
- }
- }
+ while (parc < MAXPARA) {
+ while (IsSpace(*message)) /* skip leading whitespace */
+ message++;
+
+ if (!*message) /* hit the end of the string, break out */
+ break;
+
+ if (*message == ':') { /* found sentinel... */
+ params[parc++] = message + 1;
+ break; /* it's the last parameter anyway */
+ }
+
+ params[parc++] = message; /* save the parameter */
+ while (*message && !IsSpace(*message))
+ message++; /* find the end of the parameter */
- /* Reset buffer pointer to read next line. */
- endp = old_buffer;
+ if (*message) /* terminate the parameter */
+ *(message++) = '\0';
+ }
+
+ params[parc] = NULL; /* terminate the parameter list */
+
+ /* Check to see if the command specifies a client... */
+ if (!has_cli) {
+ /* Handler does not need a client. */
+ handler(iauth, NULL, parc, params);
+ } else {
+ /* Try to find the client associated with the request. */
+ id = strtol(params[0], NULL, 10);
+ if (id < 0 || id > HighestFd || !(cli = LocalClientArray[id]))
+ /* Client no longer exists (or never existed). */
+ sendto_iauth(NULL, "E Gone :[%s %s %s]", params[0], params[1],
+ params[2]);
+ else if ((!(auth = cli_auth(cli)) ||
+ !FlagHas(&auth->flags, AR_IAUTH_PENDING)) &&
+ has_cli == 1)
+ /* Client is done with IAuth checks. */
+ sendto_iauth(cli, "E Done :[%s %s %s]", params[0], params[1], params[2]);
+ else {
+ struct irc_sockaddr addr;
+ int res;
+
+ /* Parse IP address and port number from parameters */
+ res = ipmask_parse(params[1], &addr.addr, NULL);
+ addr.port = strtol(params[2], NULL, 10);
+
+ /* Check IP address and port number against expected. */
+ if (0 == res ||
+ irc_in_addr_cmp(&addr.addr, &cli_ip(cli)) ||
+ (auth && addr.port != auth->port))
+ /* Report mismatch to iauth. */
+ sendto_iauth(cli, "E Mismatch :[%s] != [%s]", params[1],
+ ircd_ntoa(&cli_ip(cli)));
+ else if (handler(iauth, cli, parc - 3, params + 3))
+ /* Handler indicated a possible state change. */
+ check_auth_finished(auth, 0);
}
- else if (endp < old_buffer + BUFSIZE)
- ++endp;
}
- iauth->i_count = endp - old_buffer;
+}
+
+/** Read input from \a iauth.
+ * Reads up to SERVER_TCP_WINDOW bytes per pass.
+ * @param[in] iauth Readable connection.
+ */
+static void iauth_read(struct IAuth *iauth)
+{
+ static char readbuf[SERVER_TCP_WINDOW];
+ unsigned int length, count;
+ char *sol;
+ char *eol;
+
+ /* Copy partial data to readbuf, append new data. */
+ length = iauth->i_count;
+ memcpy(readbuf, iauth->i_buffer, length);
+ if (IO_SUCCESS != os_recv_nonb(s_fd(i_socket(iauth)),
+ readbuf + length,
+ sizeof(readbuf) - length - 1,
+ &count))
+ return;
+ readbuf[length += count] = '\0';
+
+ /* Parse each complete line. */
+ for (sol = readbuf; (eol = strchr(sol, '\n')) != NULL; sol = eol + 1) {
+ *eol = '\0';
+ if (*(eol - 1) == '\r') /* take out carriage returns, too... */
+ *(eol - 1) = '\0';
+
+ /* If spammy debug, send the message to opers. */
+ if (i_debug(iauth) > 1)
+ sendto_opmask_butone(NULL, SNO_AUTH, "Parsing: \"%s\"", sol);
+
+ /* Parse the line... */
+ iauth_parse(iauth, sol);
+ }
+
+ /* Put unused data back into connection's buffer. */
+ iauth->i_count = strlen(sol);
+ if (iauth->i_count > BUFSIZE)
+ iauth->i_count = BUFSIZE;
+ memcpy(iauth->i_buffer, sol, iauth->i_count);
}
/** Handle socket activity for an %IAuth connection.
static void iauth_read_stderr(struct IAuth *iauth)
{
static char readbuf[SERVER_TCP_WINDOW];
- unsigned int length;
+ unsigned int length, count;
char *sol;
char *eol;
if (IO_SUCCESS != os_recv_nonb(s_fd(i_stderr(iauth)),
readbuf + length,
sizeof(readbuf) - length - 1,
- &length))
+ &count))
return;
- readbuf[length] = '\0';
+ readbuf[length += count] = '\0';
/* Send each complete line to SNO_AUTH. */
for (sol = readbuf; (eol = strchr(sol, '\n')) != NULL; sol = eol + 1) {
*eol = '\0';
+ if (*(eol - 1) == '\r') /* take out carriage returns, too... */
+ *(eol - 1) = '\0';
Debug((DEBUG_ERROR, "IAuth error: %s", sol));
log_write(LS_IAUTH, L_ERROR, 0, "IAuth error: %s", sol);
sendto_opmask_butone(NULL, SNO_AUTH, "%s", sol);