finalize SASL, move all IRC-related includes to a specific folder

include/IRC/IRC_structs.h

@@ -0,0 +1,93 @@
+#ifndef IRC_STRUCTS_H
+#define IRC_STRUCTS_H
+
+#include <stdbool.h>
+
+typedef enum
+{
+    SASL_MECHANISM_NONE,
+    SASL_MECHANISM_PLAIN,
+    SASL_MECHANISM_EXTERNAL
+} irc_sasl_mechanism_t;
+
+typedef struct
+{
+    char nickname[32];
+    char ident[16];
+    char hostname;
+} irc_hostmask_t;
+
+typedef struct {
+    char  line[513];
+    char *source;
+    char *command;
+    char *argv[16];
+    int   argc;
+} irc_message_t;
+
+typedef struct
+{
+    irc_hostmask_t hostmask;
+    char prefix;
+} irc_chanuser_t;
+
+typedef struct
+{
+    char name[64];
+    char topic[512];
+    irc_chanuser_t* users;
+} irc_channel_t;
+
+typedef struct 
+{
+    char capLine[96];       // A place for name and args to point to.
+    char *name;
+    char *args;
+} irc_capability_t;
+
+typedef struct
+{
+    char username[32];
+    char password[64];
+} irc_sasl_plain_credentials_t;
+
+typedef struct
+{
+    char nickname[32];
+    unsigned char fingerprint[20];
+} irc_sasl_external_credentials_t;
+
+typedef struct
+{
+    irc_sasl_mechanism_t mechanism;
+    union {
+        irc_sasl_plain_credentials_t plain_credentials;
+        irc_sasl_external_credentials_t external_credentials;
+    };
+} irc_auth_t;
+
+typedef struct
+{
+    int              sockfd;
+    irc_hostmask_t   ownHostmask;
+    char             supportedCapabilities[512];
+    char             requestedCapabilities[512];
+    irc_capability_t acked[24];
+
+    /* Authentication parameters */
+    irc_auth_t saslAuth;
+} irc_client_t;
+
+typedef struct
+{
+    char nick[32];
+    char ident[16];
+    char realname[64];
+} irc_identity_t;
+
+typedef struct {
+    const char *name;
+    void (*handler)(irc_message_t *msg, irc_client_t *irc);
+} command_t;
+
+#endif