diff options
Diffstat (limited to 'src/gpgme-json.c')
| -rw-r--r-- | src/gpgme-json.c | 127 |
1 files changed, 126 insertions, 1 deletions
diff --git a/src/gpgme-json.c b/src/gpgme-json.c index 6077278..3d18eee 100644 --- a/src/gpgme-json.c +++ b/src/gpgme-json.c @@ -3064,6 +3064,59 @@ leave: +static const char * +data_type_to_string (gpgme_data_type_t dt) +{ + const char *s = "[?]"; + + switch (dt) + { + case GPGME_DATA_TYPE_INVALID : s = "invalid"; break; + case GPGME_DATA_TYPE_UNKNOWN : s = "unknown"; break; + case GPGME_DATA_TYPE_PGP_SIGNED : s = "PGP-signed"; break; + case GPGME_DATA_TYPE_PGP_SIGNATURE: s = "PGP-signature"; break; + case GPGME_DATA_TYPE_PGP_ENCRYPTED: s = "PGP-encrypted"; break; + case GPGME_DATA_TYPE_PGP_OTHER : s = "PGP"; break; + case GPGME_DATA_TYPE_PGP_KEY : s = "PGP-key"; break; + case GPGME_DATA_TYPE_CMS_SIGNED : s = "CMS-signed"; break; + case GPGME_DATA_TYPE_CMS_ENCRYPTED: s = "CMS-encrypted"; break; + case GPGME_DATA_TYPE_CMS_OTHER : s = "CMS"; break; + case GPGME_DATA_TYPE_X509_CERT : s = "X.509"; break; + case GPGME_DATA_TYPE_PKCS12 : s = "PKCS12"; break; + } + return s; +} + + +static const char hlp_identify[] = + "op: \"identify\"\n" + "data: The data to identify.\n" + "\n" + "Optional boolean flags (default is false):\n" + "base64: Input data is base64 encoded.\n" + "\n" + "Response:\n" + "result: A string describing the object.\n"; +static gpg_error_t +op_identify (cjson_t request, cjson_t result) +{ + gpg_error_t err; + gpgme_data_t input = NULL; + gpgme_data_type_t dt; + + if ((err = get_string_data (request, result, "data", &input))) + goto leave; + + dt = gpgme_data_identify (input, 0); + xjson_AddStringToObject (result, "result", data_type_to_string (dt)); + + leave: + gpgme_data_release (input); + return err; +} + + + static const char hlp_getmore[] = "op: \"getmore\"\n" "\n" @@ -3163,6 +3216,7 @@ static const char hlp_help[] = " keylist List keys.\n" " sign Sign data.\n" " verify Verify data.\n" + " identify Identify the type of the data\n" " version Get engine information.\n" " getmore Retrieve remaining data if chunksize was used.\n" " help Help overview.\n" @@ -3218,6 +3272,7 @@ process_request (const char *request) { "createkey", op_createkey, hlp_createkey }, { "keylist", op_keylist, hlp_keylist }, { "import", op_import, hlp_import }, + { "identify", op_identify, hlp_identify }, { "sign", op_sign, hlp_sign }, { "verify", op_verify, hlp_verify }, { "version", op_version, hlp_version }, @@ -3787,6 +3842,64 @@ native_messaging_repl (void) } +/* Run the --identify command. */ +static gpg_error_t +cmd_identify (const char *fname) +{ + gpg_error_t err; + estream_t fp; + gpgme_data_t data; + gpgme_data_type_t dt; + + if (fname) + { + fp = es_fopen (fname, "rb"); + if (!fp) + { + err = gpg_error_from_syserror (); + log_error ("can't open '%s': %s\n", fname, gpg_strerror (err)); + return err; + } + err = gpgme_data_new_from_estream (&data, fp); + } + else + { + char *buffer; + int n; + + fp = NULL; + es_set_binary (es_stdin); + + /* Urgs: gpgme_data_identify does a seek and that fails for stdin. */ + buffer = xmalloc (2048+1); + n = es_fread (buffer, 1, 2048, es_stdin); + if (n < 0 || es_ferror (es_stdin)) + { + err = gpg_error_from_syserror (); + log_error ("error reading '%s': %s\n", "[stdin]", gpg_strerror (err)); + xfree (buffer); + return err; + } + buffer[n] = 0; + err = gpgme_data_new_from_mem (&data, buffer, n, 1); + xfree (buffer); + } + + if (err) + { + log_error ("error creating data object: %s\n", gpg_strerror (err)); + return err; + } + + dt = gpgme_data_identify (data, 0); + if (dt == GPGME_DATA_TYPE_INVALID) + log_error ("error identifying data\n"); + printf ("%s\n", data_type_to_string (dt)); + gpgme_data_release (data); + es_fclose (fp); + return 0; +} + static const char * my_strusage( int level ) @@ -3822,6 +3935,7 @@ main (int argc, char *argv[]) CMD_INTERACTIVE = 'i', CMD_SINGLE = 's', CMD_LIBVERSION = 501, + CMD_IDENTIFY } cmd = CMD_DEFAULT; enum { OPT_DEBUG = 600 @@ -3830,13 +3944,13 @@ main (int argc, char *argv[]) static gpgrt_opt_t opts[] = { ARGPARSE_c (CMD_INTERACTIVE, "interactive", "Interactive REPL"), ARGPARSE_c (CMD_SINGLE, "single", "Single request mode"), + ARGPARSE_c (CMD_IDENTIFY, "identify", "Identify the input"), ARGPARSE_c (CMD_LIBVERSION, "lib-version", "Show library version"), ARGPARSE_s_n(OPT_DEBUG, "debug", "Flyswatter"), ARGPARSE_end() }; gpgrt_argparse_t pargs = { &argc, &argv}; - int log_file_set = 0; gpgrt_set_strusage (my_strusage); @@ -3860,6 +3974,7 @@ main (int argc, char *argv[]) opt_interactive = 1; /*FALLTHROUGH*/ case CMD_SINGLE: + case CMD_IDENTIFY: case CMD_LIBVERSION: cmd = pargs.r_opt; break; @@ -3922,6 +4037,16 @@ main (int argc, char *argv[]) interactive_repl (); break; + case CMD_IDENTIFY: + if (argc > 1) + { + log_error ("usage: %s --identify [filename|-]\n", + gpgrt_strusage (11)); + exit (1); + } + cmd_identify (argc && strcmp (*argv, "-")? *argv : NULL); + break; + case CMD_LIBVERSION: printf ("Version from header: %s (0x%06x)\n", GPGME_VERSION, GPGME_VERSION_NUMBER); |