hvm_status ProcessGetNameByPid(hvm_address cr3, hvm_address pid, char *name)
{
PROCESS_DATA prev, next;
hvm_status r;
vmm_memset(&next, 0, sizeof(next));
r = ProcessGetNextProcess(cr3, NULL, &next);
while(TRUE) {
if(r == HVM_STATUS_END_OF_FILE)
break;
if(r != HVM_STATUS_UNSUCCESSFUL && pid == next.pid) {
#ifdef GUEST_WINDOWS
vmm_strncpy(name, next.name, 32);
#elif defined GUEST_LINUX
vmm_strncpy(name, next.name, TASK_COMM_LEN);
#endif
return HVM_STATUS_SUCCESS;
}
prev = next;
vmm_memset(next.name, 0, sizeof(next.name));
r = ProcessGetNextProcess(cr3, &prev, &next);
}
return HVM_STATUS_UNSUCCESSFUL;
}
void cmdline_parse(const char *cmdline, const cmdline_option_t *options,
char vals[][MAX_VALUE_LEN])
{
const char *p = cmdline;
int i;
/* copy default values to vals[] */
for ( i = 0; options[i].name != NULL; i++ ) {
vmm_strncpy(vals[i], options[i].def_val, MAX_VALUE_LEN-1);
vals[i][MAX_VALUE_LEN-1] = '\0';
}
if ( p == NULL )
return;
/* parse options */
while ( 1 ) {
/* skip whitespace */
while ( isspace(*p) )
p++;
if ( *p == '\0' )
break;
/* find end of current option */
const char *opt_start = p;
const char *opt_end = (const char*)vmm_strchr(opt_start, ' ');
if ( opt_end == NULL )
opt_end = opt_start + vmm_strlen(opt_start);
p = opt_end;
/* find value part; if no value found, use default and continue */
const char *val_start = vmm_strchr(opt_start, '=');
if ( val_start == NULL || val_start > opt_end )
continue;
val_start++;
unsigned int opt_name_size = val_start - opt_start - 1;
unsigned int copy_size = opt_end - val_start;
if ( copy_size > MAX_VALUE_LEN - 1 )
copy_size = MAX_VALUE_LEN - 1;
if ( opt_name_size == 0 || copy_size == 0 )
continue;
/* value found, so copy it */
for ( i = 0; options[i].name != NULL; i++ ) {
if ( vmm_strncmp(options[i].name, opt_start, opt_name_size ) == 0 ) {
vmm_strncpy(vals[i], val_start, copy_size);
vals[i][copy_size] = '\0'; /* add '\0' to the end of string */
break;
}
}
}
}
hvm_status ProcessGetModuleByAddr(hvm_address cr3, hvm_address addr, char *name)
{
MODULE_DATA prev, next;
hvm_status r;
#ifdef GUEST_WINDOWS
vmm_memset(&next, 0, sizeof(next));
vmm_memset(&prev, 0, sizeof(prev));
r = ProcessGetNextModule(cr3, NULL, &next);
while(TRUE) {
if(r == HVM_STATUS_END_OF_FILE)
break;
if(r != HVM_STATUS_UNSUCCESSFUL && (addr < (hvm_address) ((Bit32u) next.baseaddr + next.sizeofimage) && addr >= next.baseaddr)) {
vmm_strncpy(name, next.name, 32);
return HVM_STATUS_SUCCESS;
}
prev = next;
vmm_memset(next.name, 0, sizeof(next.name));
r = ProcessGetNextModule(cr3, &prev, &next);
}
return HVM_STATUS_UNSUCCESSFUL;
#elif defined GUEST_LINUX
r = HVM_STATUS_UNSUCCESSFUL;
#endif
}
hvm_bool PagerAddLine(Bit8u *line)
{
Bit32u len;
/* Perform some checks */
/* No more space? */
if(current_page >= PAGES) return FALSE;
/* As we take care of checking this at this very function end, if we arrive
here it means something is screwed up */
if(current_line >= OUT_SIZE_Y) return FALSE;
len = vmm_strlen(line);
if(len >= OUT_SIZE_X)
len = OUT_SIZE_X - 1;
vmm_strncpy(pages[current_page][current_line], line, len);
current_line++;
if(current_line >= OUT_SIZE_Y) {
/* Flip one page */
current_line = 0;
/* The check at the beginning of the function will take care of EOPages */
current_page++;
}
return TRUE;
}
/* This will be called at the end of PagerLoop so that it cleans out on exit */
void PagerReset(void)
{
Bit32u i, ii, iii;
/* Leave last shown page on the console */
for(ii = 0; ii < OUT_SIZE_Y; ii++) {
vmm_strncpy(out_matrix[ii], pages[current_visible_page][ii], OUT_SIZE_X);
}
/* Clear pages */
for(i = 0; i < PAGES; i++) {
for(ii = 0; ii < OUT_SIZE_Y; ii++) {
for(iii = 0; iii < OUT_SIZE_X; iii++)
/* We use spaces to reset as in gui.c */
pages[i][ii][iii] = ' ';
}
}
current_page = current_line = current_visible_page = 0;
}
