Replace {Log,Kill}Capture with a more generic hook.

This commit is contained in:
Douglas Clowes
2014-04-03 12:35:01 +11:00
parent 7e6b5a3a9f
commit 0e0fd86da0
3 changed files with 147 additions and 93 deletions

View File

@ -82,6 +82,10 @@ extern pServer pServ;
#include "outcode.c" /* text for OutCode */
int KillCapture(SConnection * pCon);
int LogCapture(SConnection * pCon, SicsInterp * pInter, void *pData,
int argc, char *argv[]);
/*------ Max Size of Command Stack */
#define MAXSTACK 1024
@ -2113,6 +2117,83 @@ int ConSicsAction(SConnection * pCon, SicsInterp * pSics, void *pData,
return 0;
}
static void hookFunc(const char *pText, OutCode eOut, void*pData)
{
SConnection *pCon = (SConnection *) pData;
int text_len = strlen(pText);
ANETwrite(pCon->sockHandle, pText, text_len);
if (pText[text_len - 1] != '\n')
ANETwrite(pCon->sockHandle, "\n", 1);
}
int KillCapture(SConnection * pCon)
{
RemSICSLogHook(pCon);
return 1;
}
/* ------------------------------------------------------------------------
the command function:
Syntax:
Kill kills all logging
Log OutCode starts loggin OutCode events
All starts logging all events
-------------------------------------------------------------------------- */
int LogCapture(SConnection * pCon, SicsInterp * pSics, void *pData,
int argc, char *argv[])
{
char pBueffel[512];
int i;
/* check no af args */
if (argc < 2) {
snprintf(pBueffel,sizeof(pBueffel)-1, "Insufficient number of arguments to %s", argv[0]);
SCWrite(pCon, pBueffel, eError);
return 0;
}
argtolower(argc, argv);
/* Branch according to argv[1] */
if (strcmp(argv[1], "kill") == 0) {
KillCapture(pCon);
return 1;
} else if (strcmp(argv[1], "all") == 0) {
AddSICSLogHook(hookFunc, "all", pCon);
return 1;
} else if (argc == 2) {
/* must be outcode, try find it */
AddSICSLogHook(hookFunc, argv[1], pCon);
return 1;
} else {
/* make it a list */
int i, len;
char *pBuff;
for (i = 1, len = 0; i < argc; ++i)
len += strlen(argv[i]) + 1;
if (len > sizeof(pBueffel))
pBuff = malloc(len);
else
pBuff = pBueffel;
if (pBuff == NULL) {
SCWrite(pCon, "Out of memory in LogCapture\n", eError);
return 1;
}
for (i = 1, len = 0; i < argc; ++i) {
if (i > 1)
pBuff[len++] = ',';
strcpy(&pBuff[len], argv[i]);
len += strlen(argv[i]);
}
AddSICSLogHook(hookFunc, pBuff, pCon);
if (pBuff != pBueffel)
free(pBuff);
return 1;
}
return 0;
}
/*--------------------------------------------------------------------------*/
int SCTaskFunction(void *pData)
{

152
servlog.c
View File

@ -59,7 +59,6 @@
#include <strlutil.h>
#include "ifile.h"
#include "conman.h"
#include "servlog.h"
#include "network.h"
@ -72,15 +71,16 @@
this the following code is necessary.
*/
typedef struct __LogLog {
SConnection *pCon;
OutCode iOut;
int iAllFlag;
pSICSLogHook pFunc;
void *pData;
unsigned int code_bits;
struct __LogLog *pNext;
struct __LogLog *pPrevious;
} CaptureEntry, *pCaptureEntry;
static pCaptureEntry pCapture = NULL;
/*------------------------------------------------------------------------*/
#include "outcode.c" /* for pCode */
static char* OutCodeToTxt(OutCode eOut)
{
@ -104,14 +104,68 @@ static char* OutCodeToTxt(OutCode eOut)
return "???";
}
int KillCapture(SConnection * pCon)
static unsigned int find_code_bits(const char *p1, const char *p2) {
/* must be outcode, try find it */
int i;
int len = p2 - p1;
if (len == 3 && strncasecmp(p1, "all", 3))
return ~0;
for (i = 0; i < iNoCodes; ++i) {
if (pCode[i] != NULL && strlen(pCode[i]) == len) {
if (strncasecmp(p1, pCode[i], len) == 0) {
return 1 << i;
}
}
}
return 0;
}
char *AddSICSLogHook(pSICSLogHook func, const char *pCodes, void *pData)
{
unsigned int code_bits = 0;
if (strcasecmp("all", pCodes) == 0)
code_bits = ~0;
else {
const char *p1, *p2;
p1 = pCodes;
while (NULL != (p2 = strchr(p1, ','))) {
/* TODO [p1:p2) */
code_bits |= find_code_bits(p1, p2);
p1 = p2 + 1;
}
/* p1 points at the last or only code */
/* TODO p1 */
code_bits |= find_code_bits(p1, p1 + strlen(p1));
}
if (code_bits != 0) {
pCaptureEntry pNew;
pNew = (pCaptureEntry) malloc(sizeof(CaptureEntry));
if (!pNew) {
SICSLogWrite("Out of memory in LogCapture", eInternal);
return NULL;
}
if (pCapture) {
pCapture->pPrevious = pNew;
}
pNew->pPrevious = NULL;
pNew->pNext = pCapture;
pCapture = pNew;
pNew->code_bits = code_bits;
pNew->pFunc = func;
pNew->pData = pData;
}
return NULL;
}
/* Remove any and all hooks with this pData */
char *RemSICSLogHook(void *pData)
{
pCaptureEntry pCurrent, pTemp;
/* find first */
pCurrent = pCapture;
while (pCurrent != NULL) {
if (pCon == pCurrent->pCon) {
if (pData == pCurrent->pData) {
/* relink */
if (pCurrent->pPrevious) {
pCurrent->pPrevious->pNext = pCurrent->pNext;
@ -129,88 +183,10 @@ int KillCapture(SConnection * pCon)
pCurrent = pCurrent->pNext;
}
}
return 1;
return NULL;
}
/* ------------------------------------------------------------------------
the command function:
Syntax:
Kill kills all logging
Log OutCode starts loggin OutCode events
All starts logging all events
-------------------------------------------------------------------------- */
#include "outcode.c" /* for pCode */
int LogCapture(SConnection * pCon, SicsInterp * pSics, void *pData,
int argc, char *argv[])
{
pCaptureEntry pNew = NULL;
char pBueffel[512];
int i;
/* check no af args */
if (argc < 2) {
snprintf(pBueffel,sizeof(pBueffel)-1, "Insufficient number of arguments to %s", argv[0]);
SCWrite(pCon, pBueffel, eError);
return 0;
}
argtolower(argc, argv);
/* Branch according to argv[1] */
if (strcmp(argv[1], "kill") == 0) {
KillCapture(pCon);
return 1;
} else if (strcmp(argv[1], "all") == 0) {
pNew = (pCaptureEntry) malloc(sizeof(CaptureEntry));
if (!pNew) {
SICSLogWrite("Out of memory in LogCapture", eInternal);
return 0;
}
if (pCapture) {
pCapture->pPrevious = pNew;
}
pNew->pPrevious = NULL;
pNew->pNext = pCapture;
pCapture = pNew;
pNew->iAllFlag = 1;
pNew->pCon = pCon;
return 1;
} else {
/* must be outcode, try find it */
i = 0;
while (pCode[i] != NULL) {
if (strcmp(argv[1], pCode[i]) == 0) {
break;
}
i++;
}
if (i > iNoCodes) {
snprintf(pBueffel,sizeof(pBueffel)-1, "OutPutCode %s not recognized in %s", argv[1],
argv[0]);
SCWrite(pCon, pBueffel, eError);
return 0;
}
/* create a new one */
pNew = (pCaptureEntry) malloc(sizeof(CaptureEntry));
if (!pNew) {
SICSLogWrite("Out of memory in LogCapture", eInternal);
return 0;
}
if (pCapture) {
pCapture->pPrevious = pNew;
}
pNew->pPrevious = NULL;
pNew->pNext = pCapture;
pCapture = pNew;
pNew->iAllFlag = 0;
pNew->pCon = pCon;
pNew->iOut = i;
return 1;
}
return 0;
}
/*--------------------------------------------------------------------------*/
static int HasLineFeed(char *pText)
{
@ -310,10 +286,8 @@ static void SICSLogWriteFile(char *pText, OutCode eOut, struct timeval *tp)
/* do all captured */
pCurrent = pCapture;
while (pCurrent) {
if ((pCurrent->iOut == eOut) || (pCurrent->iAllFlag == 1)) {
ANETwrite(pCurrent->pCon->sockHandle, pText, text_len);
if (pText[text_len - 1] != '\n')
ANETwrite(pCurrent->pCon->sockHandle, "\n", 1);
if ((pCurrent->code_bits & (1 << eOut))) {
pCurrent->pFunc(pText, eOut, pCurrent->pData);
}
pCurrent = pCurrent->pNext;
}

View File

@ -31,8 +31,7 @@ void SICSLogTimePrintf(OutCode eOut, struct timeval *tp, const char *fmt,
...) G_GNUC_PRINTF (3, 4);
#undef G_GNUC_PRINTF
void SICSLogEnable(int flag);
int KillCapture(SConnection * pCon);
int LogCapture(SConnection * pCon, SicsInterp * pInter, void *pData,
int argc, char *argv[]);
typedef void (*pSICSLogHook)(const char *pText, OutCode eOut, void *pData);
char *AddSICSLogHook(pSICSLogHook func, const char *pCodes, void *pData);
char *RemSICSLogHook(void *pData);
#endif