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hashcat/src/event.c

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/**
* Author......: See docs/credits.txt
* License.....: MIT
*/
#include "common.h"
#include "types.h"
#include "thread.h"
#include "event.h"
void event_call (const u32 id, hashcat_ctx_t *hashcat_ctx, const void *buf, const size_t len)
{
event_ctx_t *event_ctx = hashcat_ctx->event_ctx;
bool is_log = false;
switch (id)
{
case EVENT_LOG_INFO: is_log = true; break;
case EVENT_LOG_WARNING: is_log = true; break;
case EVENT_LOG_ERROR: is_log = true; break;
case EVENT_LOG_ADVICE: is_log = true; break;
}
if (is_log == false)
{
hc_thread_mutex_lock (event_ctx->mux_event);
}
hashcat_ctx->event (id, hashcat_ctx, buf, len);
if (is_log == false)
{
hc_thread_mutex_unlock (event_ctx->mux_event);
}
// add more back logs in case user wants to access them
if (is_log == false)
{
for (int i = MAX_OLD_EVENTS - 1; i >= 1; i--)
{
memcpy (event_ctx->old_buf[i], event_ctx->old_buf[i - 1], event_ctx->old_len[i - 1]);
event_ctx->old_len[i] = event_ctx->old_len[i - 1];
}
u32 copy_len = 0;
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if (buf)
{
// truncate the whole buffer if needed (such that it fits into the old_buf):
const u32 max_buf_len = sizeof (event_ctx->old_buf[0]);
copy_len = MIN (len, max_buf_len - 1);
memcpy (event_ctx->old_buf[0], buf, copy_len);
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}
event_ctx->old_len[0] = copy_len;
}
}
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__attribute__ ((format (printf, 1, 0)))
static int event_log (const char *fmt, va_list ap, char *s, const size_t sz)
{
size_t length;
length = vsnprintf (s, sz, fmt, ap);
length = MIN (length, sz);
s[length] = 0;
return (int) length;
}
size_t event_log_advice_nn (hashcat_ctx_t *hashcat_ctx, const char *fmt, ...)
{
event_ctx_t *event_ctx = hashcat_ctx->event_ctx;
if (fmt == NULL)
{
event_ctx->msg_buf[0] = 0;
event_ctx->msg_len = 0;
}
else
{
va_list ap;
va_start (ap, fmt);
event_ctx->msg_len = event_log (fmt, ap, event_ctx->msg_buf, HCBUFSIZ_TINY - 1);
va_end (ap);
}
event_ctx->msg_newline = false;
event_call (EVENT_LOG_ADVICE, hashcat_ctx, NULL, 0);
return event_ctx->msg_len;
}
size_t event_log_info_nn (hashcat_ctx_t *hashcat_ctx, const char *fmt, ...)
{
event_ctx_t *event_ctx = hashcat_ctx->event_ctx;
if (fmt == NULL)
{
event_ctx->msg_buf[0] = 0;
event_ctx->msg_len = 0;
}
else
{
va_list ap;
va_start (ap, fmt);
event_ctx->msg_len = event_log (fmt, ap, event_ctx->msg_buf, HCBUFSIZ_TINY - 1);
va_end (ap);
}
event_ctx->msg_newline = false;
event_call (EVENT_LOG_INFO, hashcat_ctx, NULL, 0);
return event_ctx->msg_len;
}
size_t event_log_warning_nn (hashcat_ctx_t *hashcat_ctx, const char *fmt, ...)
{
event_ctx_t *event_ctx = hashcat_ctx->event_ctx;
if (fmt == NULL)
{
event_ctx->msg_buf[0] = 0;
event_ctx->msg_len = 0;
}
else
{
va_list ap;
va_start (ap, fmt);
event_ctx->msg_len = event_log (fmt, ap, event_ctx->msg_buf, HCBUFSIZ_TINY - 1);
va_end (ap);
}
event_ctx->msg_newline = false;
event_call (EVENT_LOG_WARNING, hashcat_ctx, NULL, 0);
return event_ctx->msg_len;
}
size_t event_log_error_nn (hashcat_ctx_t *hashcat_ctx, const char *fmt, ...)
{
event_ctx_t *event_ctx = hashcat_ctx->event_ctx;
if (fmt == NULL)
{
event_ctx->msg_buf[0] = 0;
event_ctx->msg_len = 0;
}
else
{
va_list ap;
va_start (ap, fmt);
event_ctx->msg_len = event_log (fmt, ap, event_ctx->msg_buf, HCBUFSIZ_TINY - 1);
va_end (ap);
}
event_ctx->msg_newline = false;
event_call (EVENT_LOG_ERROR, hashcat_ctx, NULL, 0);
return event_ctx->msg_len;
}
size_t event_log_advice (hashcat_ctx_t *hashcat_ctx, const char *fmt, ...)
{
event_ctx_t *event_ctx = hashcat_ctx->event_ctx;
if (fmt == NULL)
{
event_ctx->msg_buf[0] = 0;
event_ctx->msg_len = 0;
}
else
{
va_list ap;
va_start (ap, fmt);
event_ctx->msg_len = event_log (fmt, ap, event_ctx->msg_buf, HCBUFSIZ_TINY - 1);
va_end (ap);
}
event_ctx->msg_newline = true;
event_call (EVENT_LOG_ADVICE, hashcat_ctx, NULL, 0);
return event_ctx->msg_len;
}
size_t event_log_info (hashcat_ctx_t *hashcat_ctx, const char *fmt, ...)
{
event_ctx_t *event_ctx = hashcat_ctx->event_ctx;
if (fmt == NULL)
{
event_ctx->msg_buf[0] = 0;
event_ctx->msg_len = 0;
}
else
{
va_list ap;
va_start (ap, fmt);
event_ctx->msg_len = event_log (fmt, ap, event_ctx->msg_buf, HCBUFSIZ_TINY - 1);
va_end (ap);
}
event_ctx->msg_newline = true;
event_call (EVENT_LOG_INFO, hashcat_ctx, NULL, 0);
return event_ctx->msg_len;
}
size_t event_log_warning (hashcat_ctx_t *hashcat_ctx, const char *fmt, ...)
{
event_ctx_t *event_ctx = hashcat_ctx->event_ctx;
if (fmt == NULL)
{
event_ctx->msg_buf[0] = 0;
event_ctx->msg_len = 0;
}
else
{
va_list ap;
va_start (ap, fmt);
event_ctx->msg_len = event_log (fmt, ap, event_ctx->msg_buf, HCBUFSIZ_TINY - 1);
va_end (ap);
}
event_ctx->msg_newline = true;
event_call (EVENT_LOG_WARNING, hashcat_ctx, NULL, 0);
return event_ctx->msg_len;
}
size_t event_log_error (hashcat_ctx_t *hashcat_ctx, const char *fmt, ...)
{
event_ctx_t *event_ctx = hashcat_ctx->event_ctx;
if (fmt == NULL)
{
event_ctx->msg_buf[0] = 0;
event_ctx->msg_len = 0;
}
else
{
va_list ap;
va_start (ap, fmt);
event_ctx->msg_len = event_log (fmt, ap, event_ctx->msg_buf, HCBUFSIZ_TINY - 1);
va_end (ap);
}
event_ctx->msg_newline = true;
event_call (EVENT_LOG_ERROR, hashcat_ctx, NULL, 0);
return event_ctx->msg_len;
}
int event_ctx_init (hashcat_ctx_t *hashcat_ctx)
{
event_ctx_t *event_ctx = hashcat_ctx->event_ctx;
memset (event_ctx, 0, sizeof (event_ctx_t));
hc_thread_mutex_init (event_ctx->mux_event);
return 0;
}
void event_ctx_destroy (hashcat_ctx_t *hashcat_ctx)
{
event_ctx_t *event_ctx = hashcat_ctx->event_ctx;
hc_thread_mutex_delete (event_ctx->mux_event);
}