extern void snap(JNIEnv *env, char *text, void* start, int length)
{
int i, j, k;
char worktext[20+1];
char *dump;
char line[100];
char newline[100];
char oldline[100];
char work[100];
char txt[100];
char tmp[100];
memset(worktext, 0, sizeof(worktext));
memcpy(worktext, text, 20);
dump = (char*) start;
memset(oldline, 0, sizeof(oldline));
oldline[0] = 0;
for (i = 0; i < length; )
{
newline[0] = 0;
txt[0] = 0;
sprintf(work, "%-16s %08x (+%04x): ", worktext, dump, i);
strcat(newline, work);
worktext[0] = 0;
for (j = 0; j < 4; j++)
{
for (k = 0; (k < 4) && (i < length); k++, i++, dump++)
{
sprintf(work, "%02X", (unsigned char) *dump);
strcat(newline, work);
/*
if ( *dump >= 0x21 && *dump <= 0x7a)
{
sprintf(work, "%c", *dump);
strcat(txt, work);
}
else
strcat(txt, ".");
*/
}
sprintf(work, " ");
strcat(newline, work);
}
//if (strcmp(&oldline[36], &newline[36]) != 0)
{
sprintf(tmp, "%-68s%s ", newline, txt);
PTOD(tmp);
}
strcpy(oldline,newline);
}
//PTOD("");
}
extern jlong file_read(JNIEnv *env, jlong fhandle, jlong seek, jlong length, jlong buffer)
{
/* Set fixed values at start and end of buffer: */
prepare_read_buffer(env, buffer, length);
int rc = pread64((int) fhandle, (void*) buffer, (size_t) (int) length, (off64_t) seek);
if (rc == -1)
{
if (errno == 0)
{
PTOD("Errno is zero after a failed read. Setting to 799");
return 799;
}
return errno;
}
else if (rc != length)
{
PTOD1("Invalid byte count. Expecting %lld", length);
PTOD1("but read only %d bytes.", rc);;
return 798;
}
/* Make sure read was REALLY OK: */
return check_read_buffer(env, buffer, length);
}
/*** hnt_internal_GetAttrType() - return the type of the new value
***/
int
hnt_internal_GetAttrType(pObject obj, char* attrname)
{
pTObjData ptod = PTOD(obj);
if (strcmp(attrname,"value")) return -1;
return ptod->DataType;
}
/*** hnt_internal_GetAttrValue() - return the value
***/
int
hnt_internal_GetAttrValue(pObject obj, char* attrname, int type, pObjData pod)
{
pTObjData ptod = PTOD(obj);
if (strcmp(attrname,"value")) return -1;
if (type != ptod->DataType) return -1;
objCopyData(&(ptod->Data), pod, type);
return 0;
}
extern jlong file_close(JNIEnv *env, jlong fhandle)
{
int rc = close((int) fhandle);
if (rc == -1)
{
if (errno == 0)
{
PTOD("Errno is zero after a failed close. Setting to 799");
return 799;
}
return errno;
}
return 0;
}
extern jlong file_write(JNIEnv *env, jlong fhandle, jlong seek, jlong length, jlong buffer)
{
int rc = pwrite64((int) fhandle, (void*) buffer, (size_t) length, (off64_t) seek);
if (rc == -1)
{
if (errno == 0)
{
PTOD("Errno is zero after a failed read. Setting to 799");
return 799;
}
return errno;
}
else if (rc != length)
{
PTOD1("Invalid byte count. Expecting %lld", length);
PTOD1("but wrote only %d bytes.", rc);;
return 798;
}
return 0;
}
