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Code Activity

agent: Clean up the API of agent_pkdecrypt.

Browse Source 
* agent/agent.h (agent_pkdecrypt): Use gpg_error_t type.
* agent/pkdecrypt.c (agent_pkdecrypt): Use gpg_error_t type.

Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
This commit is contained in:
NIIBE Yutaka 2020-12-08 15:06:33 +09:00
parent cbb0e069f5
commit 9beab36dfa
2 changed files with 24 additions and 24 deletions
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6
agent/agent.h
View File

@ -514,9 +514,9 @@ gpg_error_t agent_pksign (ctrl_t ctrl, const char *cache_nonce,
membuf_t *outbuf, cache_mode_t cache_mode);
/*-- pkdecrypt.c --*/
int agent_pkdecrypt (ctrl_t ctrl, const char *desc_text,
const unsigned char *ciphertext, size_t ciphertextlen,
membuf_t *outbuf, int *r_padding);
gpg_error_t agent_pkdecrypt (ctrl_t ctrl, const char *desc_text,
const unsigned char *ciphertext, size_t ciphertextlen,
membuf_t *outbuf, int *r_padding);
/*-- genkey.c --*/
int check_passphrase_constraints (ctrl_t ctrl, const char *pw, int no_empty,

42
agent/pkdecrypt.c
View File

@ -33,14 +33,14 @@
Try to get the key from CTRL and write the decoded stuff back to
OUTFP. The padding information is stored at R_PADDING with -1
for not known. */
int
gpg_error_t
agent_pkdecrypt (ctrl_t ctrl, const char *desc_text,
const unsigned char *ciphertext, size_t ciphertextlen,
membuf_t *outbuf, int *r_padding)
{
gcry_sexp_t s_skey = NULL, s_cipher = NULL, s_plain = NULL;
unsigned char *shadow_info = NULL;
int rc;
gpg_error_t err = 0;
char *buf = NULL;
size_t len;
@ -49,15 +49,15 @@ agent_pkdecrypt (ctrl_t ctrl, const char *desc_text,
if (!ctrl->have_keygrip)
{
log_error ("speculative decryption not yet supported\n");
rc = gpg_error (GPG_ERR_NO_SECKEY);
err = gpg_error (GPG_ERR_NO_SECKEY);
goto leave;
}
rc = gcry_sexp_sscan (&s_cipher, NULL, (char*)ciphertext, ciphertextlen);
if (rc)
err = gcry_sexp_sscan (&s_cipher, NULL, (char*)ciphertext, ciphertextlen);
if (err)
{
log_error ("failed to convert ciphertext: %s\n", gpg_strerror (rc));
rc = gpg_error (GPG_ERR_INV_DATA);
log_error ("failed to convert ciphertext: %s\n", gpg_strerror (err));
err = gpg_error (GPG_ERR_INV_DATA);
goto leave;
}
@ -66,12 +66,12 @@ agent_pkdecrypt (ctrl_t ctrl, const char *desc_text,
log_printhex (ctrl->keygrip, 20, "keygrip:");
log_printhex (ciphertext, ciphertextlen, "cipher: ");
}
rc = agent_key_from_file (ctrl, NULL, desc_text,
ctrl->keygrip, &shadow_info,
CACHE_MODE_NORMAL, NULL, &s_skey, NULL);
if (rc)
err = agent_key_from_file (ctrl, NULL, desc_text,
ctrl->keygrip, &shadow_info,
CACHE_MODE_NORMAL, NULL, &s_skey, NULL);
if (err)
{
if (gpg_err_code (rc) != GPG_ERR_NO_SECKEY)
if (gpg_err_code (err) != GPG_ERR_NO_SECKEY)
log_error ("failed to read the secret key\n");
goto leave;
}
@ -81,15 +81,15 @@ agent_pkdecrypt (ctrl_t ctrl, const char *desc_text,
if (!gcry_sexp_canon_len (ciphertext, ciphertextlen, NULL, NULL))
{
rc = gpg_error (GPG_ERR_INV_SEXP);
err = gpg_error (GPG_ERR_INV_SEXP);
goto leave;
}
rc = divert_pkdecrypt (ctrl, desc_text, ctrl->keygrip, ciphertext,
shadow_info, &buf, &len, r_padding);
if (rc)
err = divert_pkdecrypt (ctrl, desc_text, ctrl->keygrip, ciphertext,
shadow_info, &buf, &len, r_padding);
if (err)
{
log_error ("smartcard decryption failed: %s\n", gpg_strerror (rc));
log_error ("smartcard decryption failed: %s\n", gpg_strerror (err));
goto leave;
}
@ -105,10 +105,10 @@ agent_pkdecrypt (ctrl_t ctrl, const char *desc_text,
/* gcry_sexp_dump (s_skey); */
/* } */
rc = gcry_pk_decrypt (&s_plain, s_cipher, s_skey);
if (rc)
err = gcry_pk_decrypt (&s_plain, s_cipher, s_skey);
if (err)
{
log_error ("decryption failed: %s\n", gpg_strerror (rc));
log_error ("decryption failed: %s\n", gpg_strerror (err));
goto leave;
}
@ -141,5 +141,5 @@ agent_pkdecrypt (ctrl_t ctrl, const char *desc_text,
gcry_sexp_release (s_cipher);
xfree (buf);
xfree (shadow_info);
return rc;
return err;
}