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sm: Use estream for I/O.

* sm/decrypt.c (gpgsm_decrypt): Use estream for the input.
* sm/encrypt.c (gpgsm_encrypt): Likewise.
* sm/gpgsm.c (open_read): Remove.
(main): Use open_es_fread for gpgsm_import_files.  Fix call of
gpgsm_encrypt, gpgsm_sign, gpgsm_verify and gpgsm_decrypt.
(open_es_fread): Use gnupg_check_special_filename and open_stream_nc.
* sm/gpgsm.h: Fix function declarations.
* sm/import.c (import_one): Use estream for the input.
(reimport_one, gpgsm_import, gpgsm_import_files): Likewise.
* sm/server.c (struct server_local_s): Rename MESSAGE_FD to
MESSAGE_FP.
(close_message_fp): Rename from close_message_fd.
(reset_notify): Follow the change of close_message_fp.
(cmd_encrypt, cmd_decrypt, cmd_verify, cmd_sign): Follow the change of
close_message_fp.  Use open_stream_nc to get estream.
(cmd_import): Likewise.
(cmd_export, cmd_delkeys, gpgsm_server): Follow the change of
close_message_fp.
(cmd_message): Setup MESSAGE_FP with open_stream_nc.
* sm/sign.c (hash_data): Use estream for the input.
(hash_and_copy_data): Likewise.
(gpgsm_sign): Likewise.
* sm/verify.c (hash_data): Use estream_t for FP.
(gpgsm_verify): Use estream_t for IN_FP and DATA_FP.

--

GnuPG-bug-id: 6592
Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
This commit is contained in:
NIIBE Yutaka 2023-07-25 10:04:18 +09:00
parent 30fc365124
commit 95d9761509
No known key found for this signature in database
GPG key ID: 640114AF89DE6054
8 changed files with 203 additions and 205 deletions

View file

@ -43,7 +43,7 @@ static FILE *statusfp;
/* Data used to assuciate an Assuan context with local server data */
struct server_local_s {
assuan_context_t assuan_ctx;
int message_fd;
estream_t message_fp;
int list_internal;
int list_external;
int list_to_output; /* Write keylistings to the output fd. */
@ -130,12 +130,12 @@ data_line_cookie_close (void *cookie)
static void
close_message_fd (ctrl_t ctrl)
close_message_fp (ctrl_t ctrl)
{
if (ctrl->server_local->message_fd != -1)
if (ctrl->server_local->message_fp)
{
close (ctrl->server_local->message_fd);
ctrl->server_local->message_fd = -1;
es_fclose (ctrl->server_local->message_fp);
ctrl->server_local->message_fp = NULL;
}
}
@ -320,7 +320,7 @@ reset_notify (assuan_context_t ctx, char *line)
gpgsm_release_certlist (ctrl->server_local->signerlist);
ctrl->server_local->recplist = NULL;
ctrl->server_local->signerlist = NULL;
close_message_fd (ctrl);
close_message_fp (ctrl);
assuan_close_input_fd (ctx);
assuan_close_output_fd (ctx);
return 0;
@ -451,20 +451,25 @@ cmd_encrypt (assuan_context_t ctx, char *line)
{
ctrl_t ctrl = assuan_get_pointer (ctx);
certlist_t cl;
int inp_fd;
gnupg_fd_t inp_fd;
gnupg_fd_t out_fd;
estream_t inp_fp;
estream_t out_fp;
int rc;
(void)line;
inp_fd = translate_sys2libc_fd (assuan_get_input_fd (ctx), 0);
if (inp_fd == -1)
inp_fd = assuan_get_input_fd (ctx);
if (inp_fd == GNUPG_INVALID_FD)
return set_error (GPG_ERR_ASS_NO_INPUT, NULL);
out_fd = assuan_get_output_fd (ctx);
if (out_fd == GNUPG_INVALID_FD)
return set_error (GPG_ERR_ASS_NO_OUTPUT, NULL);
inp_fp = open_stream_nc (inp_fd, "r");
if (!inp_fp)
return set_error (gpg_err_code_from_syserror (), "fdopen() failed");
out_fp = open_stream_nc (out_fd, "w");
if (!out_fp)
return set_error (gpg_err_code_from_syserror (), "fdopen() failed");
@ -484,13 +489,14 @@ cmd_encrypt (assuan_context_t ctx, char *line)
if (!rc)
rc = gpgsm_encrypt (assuan_get_pointer (ctx),
ctrl->server_local->recplist,
inp_fd, out_fp);
inp_fp, out_fp);
es_fclose (inp_fp);
es_fclose (out_fp);
gpgsm_release_certlist (ctrl->server_local->recplist);
ctrl->server_local->recplist = NULL;
/* Close and reset the fd */
close_message_fd (ctrl);
/* Close and reset the fp and the fds */
close_message_fp (ctrl);
assuan_close_input_fd (ctx);
assuan_close_output_fd (ctx);
return rc;
@ -509,31 +515,37 @@ static gpg_error_t
cmd_decrypt (assuan_context_t ctx, char *line)
{
ctrl_t ctrl = assuan_get_pointer (ctx);
int inp_fd;
gnupg_fd_t inp_fd;
gnupg_fd_t out_fd;
estream_t inp_fp;
estream_t out_fp;
int rc;
(void)line;
inp_fd = translate_sys2libc_fd (assuan_get_input_fd (ctx), 0);
if (inp_fd == -1)
inp_fd = assuan_get_input_fd (ctx);
if (inp_fd == GNUPG_INVALID_FD)
return set_error (GPG_ERR_ASS_NO_INPUT, NULL);
out_fd = assuan_get_output_fd (ctx);
if (out_fd == GNUPG_INVALID_FD)
return set_error (GPG_ERR_ASS_NO_OUTPUT, NULL);
inp_fp = open_stream_nc (inp_fd, "r");
if (!inp_fp)
return set_error (gpg_err_code_from_syserror (), "fdopen() failed");
out_fp = open_stream_nc (out_fd, "w");
if (!out_fp)
return set_error (gpg_err_code_from_syserror (), "fdopen() failed");
rc = start_audit_session (ctrl);
if (!rc)
rc = gpgsm_decrypt (ctrl, inp_fd, out_fp);
rc = gpgsm_decrypt (ctrl, inp_fp, out_fp);
es_fclose (inp_fp);
es_fclose (out_fp);
/* Close and reset the fds. */
close_message_fd (ctrl);
close_message_fp (ctrl);
assuan_close_input_fd (ctx);
assuan_close_output_fd (ctx);
@ -555,15 +567,20 @@ cmd_verify (assuan_context_t ctx, char *line)
{
int rc;
ctrl_t ctrl = assuan_get_pointer (ctx);
int fd = translate_sys2libc_fd (assuan_get_input_fd (ctx), 0);
gnupg_fd_t fd = assuan_get_input_fd (ctx);
gnupg_fd_t out_fd = assuan_get_output_fd (ctx);
estream_t fp = NULL;
estream_t out_fp = NULL;
(void)line;
if (fd == -1)
if (fd == GNUPG_INVALID_FD)
return set_error (GPG_ERR_ASS_NO_INPUT, NULL);
fp = open_stream_nc (fd, "r");
if (!fp)
return set_error (gpg_err_code_from_syserror (), "fdopen() failed");
if (out_fd != GNUPG_INVALID_FD)
{
out_fp = open_stream_nc (out_fd, "w");
@ -573,12 +590,13 @@ cmd_verify (assuan_context_t ctx, char *line)
rc = start_audit_session (ctrl);
if (!rc)
rc = gpgsm_verify (assuan_get_pointer (ctx), fd,
ctrl->server_local->message_fd, out_fp);
rc = gpgsm_verify (assuan_get_pointer (ctx), fp,
ctrl->server_local->message_fp, out_fp);
es_fclose (fp);
es_fclose (out_fp);
/* Close and reset the fd. */
close_message_fd (ctrl);
/* Close and reset the fp and the fd. */
close_message_fp (ctrl);
assuan_close_input_fd (ctx);
assuan_close_output_fd (ctx);
@ -596,14 +614,15 @@ static gpg_error_t
cmd_sign (assuan_context_t ctx, char *line)
{
ctrl_t ctrl = assuan_get_pointer (ctx);
int inp_fd;
gnupg_fd_t inp_fd;
gnupg_fd_t out_fd;
estream_t inp_fp;
estream_t out_fp;
int detached;
int rc;
inp_fd = translate_sys2libc_fd (assuan_get_input_fd (ctx), 0);
if (inp_fd == -1)
inp_fd = assuan_get_input_fd (ctx);
if (inp_fd == GNUPG_INVALID_FD)
return set_error (GPG_ERR_ASS_NO_INPUT, NULL);
out_fd = assuan_get_output_fd (ctx);
if (out_fd == GNUPG_INVALID_FD)
@ -611,6 +630,10 @@ cmd_sign (assuan_context_t ctx, char *line)
detached = has_option (line, "--detached");
inp_fp = open_stream_nc (inp_fd, "r");
if (!inp_fp)
return set_error (gpg_err_code_from_syserror (), "fdopen() failed");
out_fp = open_stream_nc (out_fd, "w");
if (!out_fp)
return set_error (GPG_ERR_ASS_GENERAL, "fdopen() failed");
@ -618,11 +641,12 @@ cmd_sign (assuan_context_t ctx, char *line)
rc = start_audit_session (ctrl);
if (!rc)
rc = gpgsm_sign (assuan_get_pointer (ctx), ctrl->server_local->signerlist,
inp_fd, detached, out_fp);
inp_fp, detached, out_fp);
es_fclose (inp_fp);
es_fclose (out_fp);
/* close and reset the fd */
close_message_fd (ctrl);
/* close and reset the fp and the fds */
close_message_fp (ctrl);
assuan_close_input_fd (ctx);
assuan_close_output_fd (ctx);
@ -647,18 +671,24 @@ cmd_import (assuan_context_t ctx, char *line)
{
ctrl_t ctrl = assuan_get_pointer (ctx);
int rc;
int fd = translate_sys2libc_fd (assuan_get_input_fd (ctx), 0);
gnupg_fd_t fd = assuan_get_input_fd (ctx);
int reimport = has_option (line, "--re-import");
estream_t fp;
(void)line;
if (fd == -1)
if (fd == GNUPG_INVALID_FD)
return set_error (GPG_ERR_ASS_NO_INPUT, NULL);
rc = gpgsm_import (assuan_get_pointer (ctx), fd, reimport);
fp = open_stream_nc (fd, "r");
if (!fp)
return set_error (GPG_ERR_ASS_NO_INPUT, NULL);
/* close and reset the fd */
close_message_fd (ctrl);
rc = gpgsm_import (assuan_get_pointer (ctx), fp, reimport);
es_fclose (fp);
/* close and reset the fp and the fds */
close_message_fp (ctrl);
assuan_close_input_fd (ctx);
assuan_close_output_fd (ctx);
@ -783,8 +813,8 @@ cmd_export (assuan_context_t ctx, char *line)
}
free_strlist (list);
/* Close and reset the fds. */
close_message_fd (ctrl);
/* Close and reset the fp and the fds. */
close_message_fp (ctrl);
assuan_close_input_fd (ctx);
assuan_close_output_fd (ctx);
return 0;
@ -832,8 +862,8 @@ cmd_delkeys (assuan_context_t ctx, char *line)
rc = gpgsm_delete (ctrl, list);
free_strlist (list);
/* close and reset the fd */
close_message_fd (ctrl);
/* close and reset the fp and the fds */
close_message_fp (ctrl);
assuan_close_input_fd (ctx);
assuan_close_output_fd (ctx);
@ -867,19 +897,18 @@ static gpg_error_t
cmd_message (assuan_context_t ctx, char *line)
{
int rc;
gnupg_fd_t sysfd;
int fd;
gnupg_fd_t fd;
estream_t fp;
ctrl_t ctrl = assuan_get_pointer (ctx);
rc = assuan_command_parse_fd (ctx, line, &sysfd);
rc = assuan_command_parse_fd (ctx, line, &fd);
if (rc)
return rc;
fd = translate_sys2libc_fd (sysfd, 0);
if (fd == -1)
fp = open_stream_nc (fd, "r");
if (!fp)
return set_error (GPG_ERR_ASS_NO_INPUT, NULL);
ctrl->server_local->message_fd = fd;
ctrl->server_local->message_fp = fp;
return 0;
}
@ -1425,7 +1454,7 @@ gpgsm_server (certlist_t default_recplist)
assuan_set_pointer (ctx, &ctrl);
ctrl.server_local = xcalloc (1, sizeof *ctrl.server_local);
ctrl.server_local->assuan_ctx = ctx;
ctrl.server_local->message_fd = -1;
ctrl.server_local->message_fp = NULL;
ctrl.server_local->list_internal = 1;
ctrl.server_local->list_external = 0;
ctrl.server_local->default_recplist = default_recplist;