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gpg: New option --compatibility-flags

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* g10/gpg.c (oCompatibilityFlags): New.
(opts): Add option.
(compatibility_flags): New list.
(main): Set flags and print help.
* g10/options.h (opt): Add field compatibility_flags.
--

No flags are yet defined but it is good to have the framework.
This commit is contained in:
Werner Koch 2022-10-31 15:01:24 +01:00
parent a545e14e8a
commit 4a9f3f94c6
No known key found for this signature in database
GPG Key ID: E3FDFF218E45B72B
3 changed files with 35 additions and 1 deletions
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8
doc/gpg.texi
View File

@ -2936,6 +2936,14 @@ therefore enables a fast listing of the encryption keys.
@opindex interactive
Prompt before overwriting any files.
@item --compatibility-flags @var{flags}
@opindex compatibility-flags
Set compatibility flags to work around problems due to non-compliant
keys or data. The @var{flags} are given as a comma separated
list of flag names and are OR-ed together. The special flag "none"
clears the list and allows to start over with an empty list. To get a
list of available flags the sole word "help" can be used.
@item --debug-level @var{level}
@opindex debug-level
Select the debug level for investigating problems. @var{level} may be

20
g10/gpg.c
View File

@ -432,6 +432,7 @@ enum cmd_and_opt_values
oForceSignKey,
oForbidGenKey,
oRequireCompliance,
oCompatibilityFlags,
oNoop
};
@ -896,6 +897,7 @@ static ARGPARSE_OPTS opts[] = {
ARGPARSE_s_n (oNoAutostart, "no-autostart", "@"),
ARGPARSE_s_n (oForbidGenKey, "forbid-gen-key", "@"),
ARGPARSE_s_n (oRequireCompliance, "require-compliance", "@"),
ARGPARSE_s_s (oCompatibilityFlags, "compatibility-flags", "@"),
/* Options which can be used in special circumstances. They are not
* published and we hope they are never required. */
ARGPARSE_s_n (oUseOnlyOpenPGPCard, "use-only-openpgp-card", "@"),
@ -988,6 +990,13 @@ static struct debug_flags_s debug_flags [] =
};
/* The list of compatibility flags. */
static struct compatibility_flags_s compatibility_flags [] =
{
{ 0, NULL }
};
#ifdef ENABLE_SELINUX_HACKS
#define ALWAYS_ADD_KEYRINGS 1
#else
@ -2738,6 +2747,15 @@ main (int argc, char **argv)
case oDebugIOLBF: break; /* Already set in pre-parse step. */
case oCompatibilityFlags:
if (parse_compatibility_flags (pargs.r.ret_str, &opt.compat_flags,
compatibility_flags))
{
pargs.r_opt = ARGPARSE_INVALID_ARG;
pargs.err = ARGPARSE_PRINT_ERROR;
}
break;
case oStatusFD:
set_status_fd ( translate_sys2libc_fd_int (pargs.r.ret_int, 1) );
break;
@ -3776,6 +3794,8 @@ main (int argc, char **argv)
}
set_debug (debug_level);
if (opt.verbose) /* Print the compatibility flags. */
parse_compatibility_flags (NULL, &opt.compat_flags, compatibility_flags);
gnupg_set_compliance_extra_info (opt.min_rsa_length);
if (DBG_CLOCK)
log_clock ("start");

8
g10/options.h
View File

@ -291,6 +291,9 @@ struct
int only_sign_text_ids;
int no_symkey_cache; /* Disable the cache used for --symmetric. */
/* Compatibility flags (COMPAT_FLAG_xxxx). */
unsigned int compat_flags;
} opt;
/* CTRL is used to keep some global variables we currently can't
@ -347,8 +350,11 @@ struct {
EXTERN_UNLESS_MAIN_MODULE int memory_debug_mode;
EXTERN_UNLESS_MAIN_MODULE int memory_stat_debug_mode;
/* Compatibility flags */
/* #define COMPAT_FOO 1 */
/* Compatibility flags. */
/* Compliance test macors. */
#define GNUPG (opt.compliance==CO_GNUPG || opt.compliance==CO_DE_VS)
#define RFC2440 (opt.compliance==CO_RFC2440)
#define RFC4880 (opt.compliance==CO_RFC4880)