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https://github.com/go-gitea/gitea
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47 lines
986 B
C
47 lines
986 B
C
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#include "_cgo_export.h"
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#include <security/pam_appl.h>
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#include <string.h>
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int cb_pam_conv(
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int num_msg,
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const struct pam_message **msg,
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struct pam_response **resp,
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void *appdata_ptr)
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{
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*resp = calloc(num_msg, sizeof **resp);
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if (num_msg <= 0 || num_msg > PAM_MAX_NUM_MSG) {
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return PAM_CONV_ERR;
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}
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if (!*resp) {
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return PAM_BUF_ERR;
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}
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for (size_t i = 0; i < num_msg; ++i) {
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struct cbPAMConv_return result = cbPAMConv(
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msg[i]->msg_style,
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(char *)msg[i]->msg,
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(long)appdata_ptr);
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if (result.r1 != PAM_SUCCESS) {
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goto error;
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}
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(*resp)[i].resp = result.r0;
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}
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return PAM_SUCCESS;
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error:
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for (size_t i = 0; i < num_msg; ++i) {
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if ((*resp)[i].resp) {
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memset((*resp)[i].resp, 0, strlen((*resp)[i].resp));
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free((*resp)[i].resp);
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}
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}
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memset(*resp, 0, num_msg * sizeof *resp);
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free(*resp);
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*resp = NULL;
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return PAM_CONV_ERR;
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}
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void init_pam_conv(struct pam_conv *conv, long c)
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{
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conv->conv = cb_pam_conv;
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conv->appdata_ptr = (void *)c;
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}
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