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msteinert-go-pam/transaction.c

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2015-03-27 18:59:29 -05:00
#include "_cgo_export.h"
#include <security/pam_appl.h>
int cb_pam_conv(
int num_msg,
const struct pam_message **msg,
struct pam_response **resp,
void *appdata_ptr)
{
*resp = calloc(num_msg, sizeof **resp);
if (!*resp) {
return PAM_BUF_ERR;
}
for (size_t i = 0; i < num_msg; ++i) {
const struct pam_message *m = msg[i];
struct cbPAMConv_return result =
cbPAMConv(m->msg_style, (char *)m->msg, appdata_ptr);
if (result.r1 != PAM_SUCCESS) {
goto error;
}
(*resp)[i].resp = result.r0;
}
return PAM_SUCCESS;
error:
for (size_t i = 0; i < num_msg; ++i) {
free((*resp)[i].resp);
}
free(*resp);
*resp = NULL;
return PAM_CONV_ERR;
}
struct pam_conv *make_pam_conv(void *appdata_ptr)
{
struct pam_conv* conv = malloc(sizeof *conv);
if (!conv) {
return NULL;
}
conv->conv = cb_pam_conv;
conv->appdata_ptr = appdata_ptr;
return conv;
}