static int pwrap_echo_conv(int num_msg,
const struct pam_message **msgm,
struct pam_response **response,
void *appdata_ptr)
{
int i;
struct pam_response *reply;
int *resp_array = appdata_ptr;
reply = (struct pam_response *) calloc(num_msg, sizeof(struct pam_response));
if (reply == NULL) {
return PAM_CONV_ERR;
}
for (i=0; i < num_msg; i++) {
switch (msgm[i]->msg_style) {
case PAM_PROMPT_ECHO_OFF:
add_to_reply(&reply[i], "echo off: ", msgm[i]->msg);
break;
case PAM_PROMPT_ECHO_ON:
add_to_reply(&reply[i], "echo on: ", msgm[i]->msg);
break;
case PAM_TEXT_INFO:
resp_array[0] = 1;
break;
case PAM_ERROR_MSG:
resp_array[1] = 1;
break;
default:
break;
}
}
*response = reply;
return PAM_SUCCESS;
}
static int pamtest_simple_conv(int num_msg,
const struct pam_message **msgm,
struct pam_response **response,
void *appdata_ptr)
{
int i, ri = 0;
int ret;
struct pam_response *reply = NULL;
const char *prompt;
struct pamtest_conv_ctx *cctx = \
(struct pamtest_conv_ctx *) appdata_ptr;
if (cctx == NULL) {
return PAM_CONV_ERR;
}
if (response) {
reply = (struct pam_response *) calloc(num_msg,
sizeof(struct pam_response));
if (reply == NULL) {
return PAM_CONV_ERR;
}
}
for (i=0; i < num_msg; i++) {
switch (msgm[i]->msg_style) {
case PAM_PROMPT_ECHO_OFF:
prompt = (const char *) \
cctx->data->in_echo_off[cctx->echo_off_idx];
if (reply != NULL) {
if (prompt != NULL) {
ret = add_to_reply(&reply[ri], prompt);
if (ret != PAM_SUCCESS) {
free_reply(reply, num_msg);
return ret;
}
} else {
reply[ri].resp = NULL;
}
ri++;
}
cctx->echo_off_idx++;
break;
case PAM_PROMPT_ECHO_ON:
prompt = (const char *) \
cctx->data->in_echo_on[cctx->echo_on_idx];
if (prompt == NULL) {
free_reply(reply, num_msg);
return PAM_CONV_ERR;
}
if (reply != NULL) {
if (prompt != NULL) {
ret = add_to_reply(&reply[ri], prompt);
if (ret != PAM_SUCCESS) {
free_reply(reply, num_msg);
return ret;
}
}
ri++;
}
cctx->echo_on_idx++;
break;
case PAM_ERROR_MSG:
if (cctx->data->out_err != NULL) {
memcpy(cctx->data->out_err[cctx->err_idx],
msgm[i]->msg,
MIN(strlen(msgm[i]->msg),
PAM_MAX_MSG_SIZE));
cctx->err_idx++;
}
break;
case PAM_TEXT_INFO:
if (cctx->data->out_info != NULL) {
memcpy(cctx->data->out_info[cctx->info_idx],
msgm[i]->msg,
MIN(strlen(msgm[i]->msg),
PAM_MAX_MSG_SIZE));
cctx->info_idx++;
}
break;
default:
continue;
}
}
if (response && ri > 0) {
*response = reply;
} else {
free(reply);
}
return PAM_SUCCESS;
}