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#include <alloca.h>
#include <ctype.h>
#include <newt.h>
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include "devices.h"
#include "../isys/isys.h"
#include "lang.h"
#include "loader.h"
#include "modules.h"
static int getModuleArgs(struct moduleInfo * mod, char *** argPtr) {
struct newtWinEntry * entries;
int i;
int numArgs;
char ** values;
char * chptr, * end;
int misc = -1;
char ** args;
int argc;
int rc;
entries = alloca(sizeof(*entries) * (mod->numArgs + 2));
values = alloca(sizeof(*values) * (mod->numArgs + 2));
for (i = 0; i < mod->numArgs; i++) {
entries[i].text = mod->args[i].description;
if (mod->args[i].arg) {
values[i] = malloc(strlen(mod->args[i].arg) + 2);
strcpy(values[i], mod->args[i].arg);
strcat(values[i], "=");
} else {
values[i] = NULL;
}
entries[i].value = values + i;
entries[i].flags = NEWT_FLAG_SCROLL;
}
numArgs = i;
if (!(mod->flags & MI_FLAG_NOMISCARGS)) {
values[i] = NULL;
entries[i].text = _("Miscellaneous");
entries[i].value = values + i;
entries[i].flags = NEWT_FLAG_SCROLL;
misc = i;
i++;
}
entries[i].text = (void *) entries[i].value = NULL;
rc = newtWinEntries(_("Module Parameters"), _("This module can take "
"parameters which affects its operation. If you don't "
"know what parameters to supply, just skip this "
"screen by pressing the \"Ok\" button now."),
40, 5, 15, 20, entries, _("Ok"), _("Back"), NULL);
if (rc == 2) {
for (i = 0; i < numArgs; i++)
if (values[i]) free(values[i]);
return LOADER_BACK;
}
/* we keep args big enough for the args we know about, plus a NULL */
args = malloc(sizeof(*args) * (numArgs + 1));
argc = 0;
for (i = 0; i < numArgs; i++) {
if (values[i] && *values[i]) {
chptr = values[i] + strlen(values[i]) - 1;
while (isspace(*chptr)) chptr--;
if (*chptr != '=')
args[argc++] = values[i];
}
}
if (misc >= 0 && values[misc]) {
chptr = values[misc];
i = 1;
while (*chptr) {
if (isspace(*chptr)) i++;
chptr++;
}
args = realloc(args, sizeof(*args) * (argc + i + 1));
chptr = values[misc];
while (*chptr) {
while (*chptr && isspace(*chptr)) chptr++;
if (!*chptr) break;
end = chptr;
while (!isspace(*end) && *end) end++;
args[argc] = malloc(end - chptr + 1);
memcpy(args[argc], chptr, end - chptr);
args[argc][end - chptr] = '\0';
argc++;
chptr = end;
}
free(values[misc]);
}
args[argc] = NULL;
*argPtr = args;
return 0;
}
static int pickModule(moduleInfoSet modInfo, enum driverMajor type,
moduleList modLoaded, struct moduleInfo * suggestion,
struct moduleInfo ** modp, int * specifyParams) {
int i;
newtComponent form, text, listbox, answer, checkbox, ok, back;
newtGrid buttons, grid, subgrid;
char specifyParameters = *specifyParams ? '*' : ' ';
text = newtTextboxReflowed(-1, -1, _("Which driver should I try?"),
20, 0, 10, 0);
listbox = newtListbox(-1, -1, 6, NEWT_FLAG_SCROLL | NEWT_FLAG_RETURNEXIT);
for (i = 0; i < modInfo->numModules; i++) {
if (modInfo->moduleList[i].major == type &&
!mlModuleInList(modInfo->moduleList[i].moduleName, modLoaded)) {
newtListboxAppendEntry(listbox, modInfo->moduleList[i].description,
(void *) i);
if (modp && (modInfo->moduleList + i) == *modp)
newtListboxSetCurrentByKey(listbox, (void *) i);
}
}
buttons = newtButtonBar(_("Ok"), &ok, _("Back"), &back, NULL);
checkbox = newtCheckbox(-1, -1, _("Specify module parameters"),
specifyParameters, NULL, &specifyParameters);
subgrid = newtGridVStacked(NEWT_GRID_COMPONENT, listbox,
NEWT_GRID_COMPONENT, checkbox, NULL);
grid = newtGridBasicWindow(text, subgrid, buttons);
newtGridWrappedWindow(grid, _("Devices"));
form = newtForm(NULL, NULL, 0);
newtGridAddComponentsToForm(grid, form, 1);
answer = newtRunForm(form);
newtPopWindow();
i = (int) newtListboxGetCurrent(listbox);
newtGridFree(grid, 1);
newtFormDestroy(form);
if (answer == back) return LOADER_BACK;
*specifyParams = (specifyParameters != ' ');
*modp = modInfo->moduleList + i;
return 0;
}
int devDeviceMenu(enum driverMajor type, moduleInfoSet modInfo,
moduleList modLoaded, moduleDeps modDeps, int flags,
char ** moduleName) {
struct moduleInfo * mod = NULL;
enum { S_MODULE, S_ARGS, S_DONE } stage = S_MODULE;
int rc;
char ** args = NULL, ** arg;
int specifyArgs = 0;
while (stage != S_DONE) {
switch (stage) {
case S_MODULE:
if ((rc = pickModule(modInfo, type, modLoaded, mod, &mod,
&specifyArgs)))
return LOADER_BACK;
stage = S_ARGS;
break;
case S_ARGS:
if (specifyArgs) {
rc = getModuleArgs(mod, &args);
if (rc) {
stage = S_MODULE;
break;
}
}
stage = S_DONE;
break;
case S_DONE:
}
}
if (mod->major == DRIVER_SCSI) scsiWindow(mod->moduleName);
rc = mlLoadModule(mod->moduleName, modLoaded, modDeps, args,
FL_TESTING(flags));
if (mod->major == DRIVER_SCSI) newtPopWindow();
if (args) {
for (arg = args; *arg; arg++)
free(*arg);
free(args);
}
if (!rc && moduleName)
*moduleName = mod->moduleName;
return rc;
}
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