added ssl support
This commit is contained in:
parent
b4825a3fb7
commit
de4223170b
@ -1,5 +1,5 @@
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all:
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cc *.c -omain -O0 -g3 -pedantic -Wall -Wextra
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cc *.c -omain -O0 -g3 -pedantic -Wall -Wextra -DENABLE_SSL -lcrypto -lssl
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clean:
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rm main
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80
C/irc.c
80
C/irc.c
@ -9,6 +9,24 @@
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#include <arpa/inet.h>
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#include "irc.h"
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int IRCC_urecv(IRCC_client *irc) {
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#ifdef ENABLE_SSL
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if (irc->irc_usingssl)
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return SSL_read(irc->irc_ssl, irc->irc_raw, sizeof(irc->irc_raw));
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#endif
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return recv(irc->irc_socket, irc->irc_raw, sizeof(irc->irc_raw), 0);
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}
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int IRCC_usend(IRCC_client *irc, off_t bytes) {
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#ifdef ENABLE_SSL
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if (irc->irc_usingssl)
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return SSL_write(irc->irc_ssl, irc->irc_raw, bytes);
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#endif
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return send(irc->irc_socket, irc->irc_raw, bytes, 0);
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}
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int IRCC_connect(IRCC_client *irc, const char *ip, const unsigned int port) {
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struct hostent *hp = gethostbyname(ip);
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if (!hp)
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@ -38,6 +56,7 @@ int IRCC_connect(IRCC_client *irc, const char *ip, const unsigned int port) {
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void IRCC_parse_msg(char *tmp, IRCC_client *irc) {
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irc->irc_raw[strcspn(irc->irc_raw, "\r\n")] = '\0';
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if (tmp != NULL) {
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//Message
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char *val = strchr(tmp, ':');
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@ -67,17 +86,14 @@ void IRCC_parse_msg(char *tmp, IRCC_client *irc) {
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int IRCC_recv(IRCC_client *irc) {
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memset(irc->irc_raw, '\0', IRCC_MSG_MAX);
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irc->irc_channel = NULL;
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irc->irc_msg = NULL;
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irc->irc_nick = NULL;
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int msg_size = recv(irc->irc_socket, irc->irc_raw, sizeof(irc->irc_raw), 0);
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int msg_size = IRCC_urecv(irc);
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if (msg_size == 0 || msg_size == -1)
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return IRCC_DISCONNECTED;
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else if (!strncmp(irc->irc_raw, "PING", 4)) {
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*(strchr(irc->irc_raw, 'I')) = 'O';
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if (send(irc->irc_socket, irc->irc_raw, strlen(irc->irc_raw), 0) == -1)
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if (IRCC_usend(irc, strlen(irc->irc_raw)) == -1)
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return IRCC_ERROR;
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return IRCC_PING;
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@ -87,6 +103,9 @@ int IRCC_recv(IRCC_client *irc) {
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}
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int IRCC_parse(IRCC_client *irc) {
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irc->irc_channel = NULL;
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irc->irc_msg = NULL;
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irc->irc_nick = NULL;
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//Check end of motd
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if (strstr(irc->irc_raw, "PRIVMSG ") == NULL && strstr(irc->irc_raw, "MOTD"))
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@ -129,11 +148,11 @@ int IRCC_parse(IRCC_client *irc) {
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int IRCC_register(IRCC_client *irc, const char *nickname) {
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off_t bytes = snprintf(irc->irc_raw, sizeof(irc->irc_raw), "NICK %s\r\n", nickname);
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if (send(irc->irc_socket, irc->irc_raw, bytes, 0) == -1)
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if (IRCC_usend(irc, bytes) == -1)
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return IRCC_ERROR;
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bytes = snprintf(irc->irc_raw, sizeof(irc->irc_raw), "USER %s 0 localhost :%s\r\n", nickname, nickname);
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if (send(irc->irc_socket, irc->irc_raw, bytes, 0) == -1)
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if (IRCC_usend(irc, bytes) == -1)
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return IRCC_ERROR;
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//Motd skip
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@ -152,7 +171,7 @@ int IRCC_register(IRCC_client *irc, const char *nickname) {
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int IRCC_join(IRCC_client *irc, const char *channel, const char *key) {
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off_t bytes = snprintf(irc->irc_raw, sizeof(irc->irc_raw), "JOIN %s %s\r\n", channel, (key) ? key : "");
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if (send(irc->irc_socket, irc->irc_raw, bytes, 0) == -1)
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if (IRCC_usend(irc, bytes) == -1)
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return IRCC_ERROR;
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return IRCC_SUCCESS;
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@ -160,18 +179,57 @@ int IRCC_join(IRCC_client *irc, const char *channel, const char *key) {
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int IRCC_send(IRCC_client *irc, const char *channel, const char *msg) {
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off_t bytes = snprintf(irc->irc_raw, sizeof(irc->irc_raw), "PRIVMSG %s :%s\r\n", channel, msg);
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if (send(irc->irc_socket, irc->irc_raw, bytes, 0) == -1)
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if (IRCC_usend(irc, bytes) == -1)
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return IRCC_ERROR;
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return IRCC_SUCCESS;
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}
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void IRCC_init(IRCC_client *irc) {
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irc->irc_msg = irc->irc_nick = irc->irc_channel = NULL;
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int IRCC_initssl(IRCC_client *irc, int *ircc_errno) {
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#ifdef ENABLE_SSL
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OpenSSL_add_all_algorithms();
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if (SSL_library_init() < 0) {
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*ircc_errno = IRCC_SSL_INIT;
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return IRCC_ERROR;
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}
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irc->irc_sslmethod = (SSL_METHOD *)SSLv23_client_method();
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irc->irc_sslctx = SSL_CTX_new(irc->irc_sslmethod);
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if (irc->irc_sslctx == NULL) {
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*ircc_errno = IRCC_SSL_METHOD;
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return IRCC_ERROR;
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}
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SSL_CTX_set_options(irc->irc_sslctx, SSL_OP_NO_SSLv2);
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irc->irc_ssl = SSL_new(irc->irc_sslctx);
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SSL_set_fd(irc->irc_ssl, irc->irc_socket);
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if (SSL_connect(irc->irc_ssl) != 1) {
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*ircc_errno = IRCC_SSL_SESSION;
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return IRCC_ERROR;
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}
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irc->irc_usingssl = 1;
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#else
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(void)irc;
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*ircc_errno = 0;
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#endif
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return IRCC_SUCCESS;
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}
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void IRCC_close(IRCC_client *irc) {
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close(irc->irc_socket);
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irc->irc_msg = irc->irc_nick = irc->irc_channel = NULL;
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#ifdef ENABLE_SSL
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if (!irc->irc_usingssl)
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return;
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SSL_free(irc->irc_ssl);
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SSL_CTX_free(irc->irc_sslctx);
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#endif
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}
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39
C/irc.h
39
C/irc.h
@ -1,16 +1,22 @@
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/*
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LICENSE: WTFPL
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Simple libary for working with ipv4 irc servers
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Simple library for working with ipv4 irc servers
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Dont support:
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ssl
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ddc
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ipv6
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motd
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*/
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#ifndef _IRCC_H
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#define _IRCC_H
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#define IRCC_MSG_MAX 512
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#define IRCC_PING_TIMEOUT 600
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#ifdef ENABLE_SSL
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#include <openssl/ssl.h>
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#endif
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enum {
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IRCC_NICK = 1,
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IRCC_PRIVMSG,
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@ -26,6 +32,19 @@ enum {
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IRCC_SUCCESS
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};
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enum {
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IRCC_SSL_INIT = 1,
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IRCC_SSL_METHOD,
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IRCC_SSL_SESSION
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};
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static const char *IRCC_errno[] = {
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"",
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"Could not initialize the SSL library",
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"Unable to create a new SSL context struct",
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"Could not build a SSL session"
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};
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typedef struct {
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int irc_socket;
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@ -33,6 +52,14 @@ typedef struct {
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char *irc_msg;
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char *irc_channel;
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char *irc_nick;
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#ifdef ENABLE_SSL
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int irc_usingssl;
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SSL_METHOD *irc_sslmethod;
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SSL_CTX *irc_sslctx;
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SSL *irc_ssl;
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#endif
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} IRCC_client;
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int IRCC_connect(IRCC_client *irc, const char *ip, const unsigned int port);
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@ -41,5 +68,11 @@ int IRCC_parse(IRCC_client *irc);
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int IRCC_join(IRCC_client *irc, const char *channel, const char *key);
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int IRCC_send(IRCC_client *irc, const char *msg, const char *channel);
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int IRCC_register(IRCC_client *irc, const char *nickname);
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void IRCC_init(IRCC_client *irc);
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int IRCC_initssl(IRCC_client *irc, int *ircc_errno);
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void IRCC_close(IRCC_client *irc);
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//u - mean universal. Functions uses internal fields in structure
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int IRCC_usend(IRCC_client *irc, off_t bytes);
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int IRCC_urecv(IRCC_client *irc);
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#endif
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23
C/main.c
23
C/main.c
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#include "irc.h"
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//Config
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#define HOST "192.168.0.184"
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#define PORT 6667
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#define HOST "irc.rizon.net"
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#define PORT 6697
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#define NICK "tester134"
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char *channels[] = {"#test"};
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char *channels[] = {"#testssl"};
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#define CHECK_NULL() (client.irc_nick != NULL && client.irc_channel != NULL && client.irc_msg != NULL)
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IRCC_client client;
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void die(char *msg) {
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puts(msg);
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void die(const char *msg) {
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perror(msg);
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IRCC_close(&client);
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exit(1);
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}
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@ -30,7 +29,7 @@ void recvinfo(void) {
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//Print
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if (CHECK_NULL() && irc_status == IRCC_PRIVMSG)
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printf("[%s %s] %s\n", client.irc_channel, client.irc_nick, client.irc_msg);
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printf("%s\n", client.irc_msg);
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else if (client.irc_nick != NULL && client.irc_msg != NULL && irc_status == IRCC_NICK)
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printf("[N] %s is know as %s\n", client.irc_nick, client.irc_msg);
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@ -47,17 +46,17 @@ void recvinfo(void) {
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}
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int main(void) {
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//512 - size of raw buffer (max irc)
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IRCC_init(&client);
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int status = IRCC_connect(&client, HOST, PORT);
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if (status == IRCC_ERROR)
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die("Conn refused");
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//Register
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int ie = 0;
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if (IRCC_initssl(&client, &ie) == IRCC_ERROR)
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die(IRCC_errno[ie]);
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//Register and skip motd
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IRCC_register(&client, NICK);
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//Recv motd and join in channel
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sleep(5);
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for (size_t i = 0; i < sizeof(channels) / sizeof(char *); i++) {
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if (channels[i] == NULL)
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@ -1 +0,0 @@
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Delete me
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@ -1,55 +0,0 @@
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import socket
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import time
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import sys
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class IRC:
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def __init__(self, channel, code):
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self.channel = channel
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self.sock = socket.socket()
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self.code = code
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self.sender = {"ip":"", "nickname":""}
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self.data = {"type":""}
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def connect(self, host, nick):
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self.sock.connect(host)
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self.sock.send(f"USER {nick} 0 0 {nick}\r\n".encode(self.code))
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self.sock.send(f"NICK {nick}\r\n".encode(self.code))
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time.sleep(7)
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self.sock.send(f"JOIN {self.channel}\r\n".encode(self.code))
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def recv(self, size):
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try:
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data = self.sock.recv(size).decode()
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except UnicodeDecodeError:
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return None
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if len(data) == 0:
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self.sock.close()
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raise BrokenPipeError("Disconnected")
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if "PING" in data.split(":")[0]:
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self.sock.send(f"PONG {data.split()[-1]}\r\n".encode())
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return data
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def parser(self, data):
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data = data.split(" ", 3)
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self.sender["ip"] = data[0].split("@", 1)[-1]
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self.sender["nickname"] = data[0].split("!", 1)[0][1:]
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if data[1] == "PRIVMSG":
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self.data["channel"] = data[2]
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self.data["msg"] = data[-1][1:].strip()
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self.data["type"] = "PRIVMSG"
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elif data[1] == "JOIN":
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self.data["type"] = "JOIN"
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elif data[1] == "PART":
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self.data["type"] = "PART"
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def sendMSG(self, msg, channel):
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self.sock.send(f"PRIVMSG {channel} :{msg}\r\n".encode(self.code))
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def sendRAW(self, msg):
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self.sock.send(f"{msg}\r\n".encode(self.code))
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@ -1,28 +0,0 @@
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#!/usr/bin/python3
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import sys
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import time
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from irc import IRC
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def main():
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main = IRC("#mainchannel", "cp1251")
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main.connect(("irc..ru", 6667), "tester")
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while True:
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data = main.recv(512)
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if data is None:
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continue
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main.parser(data)
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print(main.sender)
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print(main.data)
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if __name__ == "__main__":
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while True:
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try:
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main()
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except KeyboardInterrupt:
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break
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except:
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pass
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