static int is_compressedfile(char *filename)
{
char buf1[50], buf2[50];
FILE *fin;
register int len1, len2, i;
egg_memset(buf1, 0, 50);
egg_memset(buf2, 0, 50);
if (!is_file(filename))
return COMPF_FAILED;
/* Read data with zlib routines.
*/
fin = gzopen(filename, "rb");
if (!fin)
return COMPF_FAILED;
len1 = gzread(fin, buf1, sizeof(buf1));
if (len1 < 0) {
gzclose(fin);
return COMPF_FAILED;
}
if (gzclose(fin) != Z_OK)
return COMPF_FAILED;
/* Read raw data.
*/
fin = fopen(filename, "rb");
if (!fin)
return COMPF_FAILED;
len2 = fread(buf2, 1, sizeof(buf2), fin);
if (ferror(fin)) {
fclose(fin);
return COMPF_FAILED;
}
fclose(fin);
/* Compare what we found.
*/
if (len1 != len2)
return COMPF_COMPRESSED;
for (i = 0; i < sizeof(buf1); i++)
if (buf1[i] != buf2[i])
return COMPF_COMPRESSED;
return COMPF_UNCOMPRESSED;
}
/* Allocate and initialise a chunk of memory.
*/
static inline void *n_malloc_null(int size, const char *file, int line)
{
#ifdef DEBUG_MEM
# define nmalloc_null(size) n_malloc_null(size, __FILE__, __LINE__)
void *ptr = n_malloc(size, file, line);
#else
# define nmalloc_null(size) n_malloc_null(size, NULL, 0)
void *ptr = nmalloc(size);
#endif
egg_memset(ptr, 0, size);
return ptr;
}
int init_uptime(void)
{
struct sockaddr_in sai;
char x[64], *z = x;
upPack.regnr = 0; /* unused */
upPack.pid = 0; /* must set this later */
upPack.type = htonl(uptime_type);
upPack.packets_sent = 0; /* reused (abused?) to send our packet count */
upPack.uptime = 0; /* must set this later */
uptimecount = 0;
uptimeip = -1;
strncpyz(x, ver, sizeof x);
newsplit(&z);
strncpyz(uptime_version, z, sizeof uptime_version);
if ((uptimesock = socket(AF_INET, SOCK_DGRAM, 0)) < 0) {
putlog(LOG_DEBUG, "*", "init_uptime socket returned < 0 %d", uptimesock);
return ((uptimesock = -1));
}
egg_memset(&sai, 0, sizeof(sai));
sai.sin_addr.s_addr = INADDR_ANY;
sai.sin_family = AF_INET;
if (bind(uptimesock, (struct sockaddr *) &sai, sizeof(sai)) < 0) {
close(uptimesock);
return ((uptimesock = -1));
}
fcntl(uptimesock, F_SETFL, O_NONBLOCK | fcntl(uptimesock, F_GETFL));
next_minutes = rand() % update_interval; /* Initial update delay */
next_seconds = rand() % 59;
next_update = (time_t) ((time(NULL) / 60 * 60) + (next_minutes * 60) +
next_seconds);
return 0;
}
