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weechat-xmpp
mirror of https://github.com/bqv/weechat-xmpp
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pgp: errs

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master
bqv 3 years ago
parent ab15b4e43a
commit ac56783be2
No known key found for this signature in database
GPG Key ID: 9E2FF3BDEBDFC910
1 changed files with 68 additions and 49 deletions
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117
pgp.cpp
Unescape Escape View File

@ -23,7 +23,7 @@ void pgp__init(struct t_pgp **pgp)
{
struct t_pgp *new_pgp;
gpgme_error_t err;
gpgme_data_t keydata;
//gpgme_data_t keydata;
gpgme_check_version(NULL);
@ -86,24 +86,24 @@ char *pgp__encrypt(struct t_gui_buffer *buffer, struct t_pgp *pgp, const char *s
gpgme_error_t err;
gpgme_data_t in, out;
/* Initialize input buffer. */
err = gpgme_data_new_from_mem(&in, message, strlen(message), false);
/* Initialize input buffer. */
err = gpgme_data_new_from_mem(&in, message, strlen(message), false);
if (err) {
goto encrypt_finish;
}
/* Initialize output buffer. */
err = gpgme_data_new(&out);
/* Initialize output buffer. */
err = gpgme_data_new(&out);
if (err) {
goto encrypt_finish;
}
/* Encrypt data. */
err = gpgme_get_key(pgp->gpgme, target, &keys[0], false);
/* Encrypt data. */
err = gpgme_get_key(pgp->gpgme, target, &keys[0], false);
if (err) {
goto encrypt_finish;
}
err = gpgme_get_key(pgp->gpgme, source, &keys[1], false);
err = gpgme_get_key(pgp->gpgme, source, &keys[1], false);
if (err) {
goto encrypt_finish;
}
@ -111,11 +111,11 @@ char *pgp__encrypt(struct t_gui_buffer *buffer, struct t_pgp *pgp, const char *s
if (err) {
goto encrypt_finish;
}
if (gpgme_encrypt_result_t enc_result = gpgme_op_encrypt_result(pgp->gpgme);
if (gpgme_encrypt_result_t enc_result = gpgme_op_encrypt_result(pgp->gpgme);
enc_result->invalid_recipients)
{
{
goto encrypt_finish;
}
}
gpgme_data_seek(out, 0, SEEK_SET);
char data[512 + 1];
while ((ret = gpgme_data_read(out, data, 512)) > 0)
@ -123,12 +123,16 @@ char *pgp__encrypt(struct t_gui_buffer *buffer, struct t_pgp *pgp, const char *s
encrypted += std::string_view(data, ret);
}
gpgme_data_release(in);
gpgme_data_release(out);
gpgme_data_release(in);
gpgme_data_release(out);
result = strndup(encrypted.data() + strlen(PGP_MESSAGE_HEADER),
encrypted.size() - strlen(PGP_MESSAGE_HEADER) - strlen(PGP_MESSAGE_FOOTER));
encrypt_finish:
if (err) {
weechat_printf(buffer, "[PGP]\t%s - %s",
gpgme_strsource(err), gpgme_strerror(err));
}
return result;
}
@ -149,28 +153,28 @@ char *pgp__decrypt(struct t_gui_buffer *buffer, struct t_pgp *pgp, const char *c
gpgme_error_t err;
gpgme_data_t in, out;
/* Initialize input buffer. */
err = gpgme_data_new_from_mem(&in, (char *)buf, buf_len, false);
/* Initialize input buffer. */
err = gpgme_data_new_from_mem(&in, (char *)buf, buf_len, false);
if (err) {
goto decrypt_finish;
}
/* Initialize output buffer. */
err = gpgme_data_new(&out);
/* Initialize output buffer. */
err = gpgme_data_new(&out);
if (err) {
goto decrypt_finish;
}
/* Decrypt data. */
/* Decrypt data. */
err = gpgme_op_decrypt(pgp->gpgme, in, out);
if (err) {
goto decrypt_finish;
}
if (gpgme_decrypt_result_t dec_result = gpgme_op_decrypt_result(pgp->gpgme);
if (gpgme_decrypt_result_t dec_result = gpgme_op_decrypt_result(pgp->gpgme);
dec_result->unsupported_algorithm)
{
{
goto decrypt_finish;
}
}
gpgme_data_seek(out, 0, SEEK_SET);
char data[512 + 1];
while ((ret = gpgme_data_read(out, data, 512)) > 0)
@ -178,11 +182,15 @@ char *pgp__decrypt(struct t_gui_buffer *buffer, struct t_pgp *pgp, const char *c
decrypted += std::string_view(data, ret);
}
gpgme_data_release(in);
gpgme_data_release(out);
gpgme_data_release(in);
gpgme_data_release(out);
result = strndup(decrypted.data(), decrypted.size());
decrypt_finish:
if (err) {
weechat_printf(buffer, "[PGP]\t%s - %s",
gpgme_strsource(err), gpgme_strerror(err));
}
return result;
}
@ -190,53 +198,59 @@ char *pgp__verify(struct t_gui_buffer *buffer, struct t_pgp *pgp, const char *ce
{
uint8_t * buf = NULL;
size_t buf_len = 0;
size_t sigcount = 0;
char * result = NULL;
int ret;
buf_len = strlen(PGP_SIGNATURE_HEADER) + strlen(certificate) + strlen(PGP_SIGNATURE_FOOTER) + 1;
buf = (uint8_t*)malloc(sizeof(char) * buf_len);
buf_len = snprintf((char *)buf, buf_len, PGP_SIGNATURE_HEADER "%s" PGP_SIGNATURE_FOOTER, certificate);
gpgme_verify_result_t vrf_result;
gpgme_verify_result_t vrf_result;
gpgme_error_t err;
gpgme_data_t in, out;
gpgme_key_t key;
/* Initialize input buffer. */
err = gpgme_data_new_from_mem(&in, (char *)buf, buf_len, false);
/* Initialize input buffer. */
err = gpgme_data_new_from_mem(&in, (char *)buf, buf_len, false);
if (err) {
goto verify_finish;
}
/* Initialize output buffer. */
err = gpgme_data_new(&out);
/* Initialize output buffer. */
err = gpgme_data_new(&out);
if (err) {
goto verify_finish;
}
/* Verify data. */
/* Verify data. */
err = gpgme_op_verify(pgp->gpgme, in, out, nullptr);
if (err) {
goto verify_finish;
}
if (vrf_result = gpgme_op_verify_result(pgp->gpgme);
if (vrf_result = gpgme_op_verify_result(pgp->gpgme);
!(vrf_result->signatures->summary & GPGME_SIGSUM_VALID))
{
{
//goto verify_finish;
}
}
result = strdup(vrf_result->signatures->fpr);
err = gpgme_get_key(pgp->gpgme, result, &key, false);
if (err) {
const char *keyids[2] = { result, nullptr };
err = gpgme_op_receive_keys(pgp->gpgme, keyids);
}
verify_finish:
if (err) {
weechat_printf(buffer, "[PGP]\t%s - %s",
gpgme_strsource(err), gpgme_strerror(err));
}
return result;
}
char *pgp__sign(struct t_gui_buffer *buffer, struct t_pgp *pgp, const char *source, const char *message)
{
std::string signature;
uint8_t * buf = NULL;
size_t buf_len = 0;
char * result = NULL;
int ret;
@ -244,14 +258,14 @@ char *pgp__sign(struct t_gui_buffer *buffer, struct t_pgp *pgp, const char *sour
gpgme_data_t in, out;
gpgme_key_t key;
/* Initialize input buffer. */
err = gpgme_data_new_from_mem(&in, (char *)message, strlen(message), false);
/* Initialize input buffer. */
err = gpgme_data_new_from_mem(&in, (char *)message, strlen(message), false);
if (err) {
goto sign_finish;
}
/* Initialize output buffer. */
err = gpgme_data_new(&out);
/* Initialize output buffer. */
err = gpgme_data_new(&out);
if (err) {
goto sign_finish;
}
@ -259,6 +273,7 @@ char *pgp__sign(struct t_gui_buffer *buffer, struct t_pgp *pgp, const char *sour
/* Include signature within key. */
{
gpgme_keylist_mode_t kmode = gpgme_get_keylist_mode(pgp->gpgme);
kmode |= GPGME_KEYLIST_MODE_LOCATE;
kmode |= GPGME_KEYLIST_MODE_SIGS;
err = gpgme_set_keylist_mode(pgp->gpgme, kmode);
}
@ -266,28 +281,28 @@ char *pgp__sign(struct t_gui_buffer *buffer, struct t_pgp *pgp, const char *sour
goto sign_finish;
}
err = gpgme_get_key(pgp->gpgme, source, &key, false);
err = gpgme_get_key(pgp->gpgme, source, &key, false);
if (err) {
weechat_printf(nullptr, "(gpg) get key fail for %s", source);
goto sign_finish;
}
err = gpgme_signers_add(pgp->gpgme, key);
err = gpgme_signers_add(pgp->gpgme, key);
if (err) {
weechat_printf(nullptr, "(gpg) add key fail for %s", source);
goto sign_finish;
}
/* Sign data. */
/* Sign data. */
err = gpgme_op_sign(pgp->gpgme, in, out, GPGME_SIG_MODE_DETACH);
if (err) {
weechat_printf(nullptr, "(gpg) sign fail for %s", source);
goto sign_finish;
}
if (gpgme_sign_result_t sgn_result = gpgme_op_sign_result(pgp->gpgme);
if (gpgme_sign_result_t sgn_result = gpgme_op_sign_result(pgp->gpgme);
!sgn_result->signatures)
{
{
weechat_printf(nullptr, "(gpg) signature fail for %s", source);
}
}
gpgme_data_seek(out, 0, SEEK_SET);
char data[512 + 1];
while ((ret = gpgme_data_read(out, data, 512)) > 0)
@ -295,11 +310,15 @@ char *pgp__sign(struct t_gui_buffer *buffer, struct t_pgp *pgp, const char *sour
signature += std::string_view(data, ret);
}
gpgme_data_release(in);
gpgme_data_release(out);
gpgme_data_release(in);
gpgme_data_release(out);
result = strndup(signature.data() + strlen(PGP_SIGNATURE_HEADER),
signature.size() - strlen(PGP_SIGNATURE_HEADER) - strlen(PGP_SIGNATURE_FOOTER));
sign_finish:
if (err) {
weechat_printf(buffer, "[PGP]\t%s - %s",
gpgme_strsource(err), gpgme_strerror(err));
}
return result;
}

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