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Diffstat (limited to '3rdparty/libflac/src/metaflac/options.c')
-rw-r--r--3rdparty/libflac/src/metaflac/options.c1109
1 files changed, 1109 insertions, 0 deletions
diff --git a/3rdparty/libflac/src/metaflac/options.c b/3rdparty/libflac/src/metaflac/options.c
new file mode 100644
index 00000000000..56c441691f5
--- /dev/null
+++ b/3rdparty/libflac/src/metaflac/options.c
@@ -0,0 +1,1109 @@
+/* metaflac - Command-line FLAC metadata editor
+ * Copyright (C) 2001,2002,2003,2004,2005,2006,2007 Josh Coalson
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ */
+
+#if HAVE_CONFIG_H
+# include <config.h>
+#endif
+
+#include "options.h"
+#include "usage.h"
+#include "utils.h"
+#include "FLAC/assert.h"
+#include "share/alloc.h"
+#include "share/grabbag/replaygain.h"
+#include <ctype.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+/*
+ share__getopt format struct; note we don't use short options so we just
+ set the 'val' field to 0 everywhere to indicate a valid option.
+*/
+struct share__option long_options_[] = {
+ /* global options */
+ { "preserve-modtime", 0, 0, 0 },
+ { "with-filename", 0, 0, 0 },
+ { "no-filename", 0, 0, 0 },
+ { "no-utf8-convert", 0, 0, 0 },
+ { "dont-use-padding", 0, 0, 0 },
+ { "no-cued-seekpoints", 0, 0, 0 },
+ /* shorthand operations */
+ { "show-md5sum", 0, 0, 0 },
+ { "show-min-blocksize", 0, 0, 0 },
+ { "show-max-blocksize", 0, 0, 0 },
+ { "show-min-framesize", 0, 0, 0 },
+ { "show-max-framesize", 0, 0, 0 },
+ { "show-sample-rate", 0, 0, 0 },
+ { "show-channels", 0, 0, 0 },
+ { "show-bps", 0, 0, 0 },
+ { "show-total-samples", 0, 0, 0 },
+ { "set-md5sum", 1, 0, 0 }, /* undocumented */
+ { "set-min-blocksize", 1, 0, 0 }, /* undocumented */
+ { "set-max-blocksize", 1, 0, 0 }, /* undocumented */
+ { "set-min-framesize", 1, 0, 0 }, /* undocumented */
+ { "set-max-framesize", 1, 0, 0 }, /* undocumented */
+ { "set-sample-rate", 1, 0, 0 }, /* undocumented */
+ { "set-channels", 1, 0, 0 }, /* undocumented */
+ { "set-bps", 1, 0, 0 }, /* undocumented */
+ { "set-total-samples", 1, 0, 0 }, /* undocumented */ /* WATCHOUT: used by test/test_flac.sh on windows */
+ { "show-vendor-tag", 0, 0, 0 },
+ { "show-tag", 1, 0, 0 },
+ { "remove-all-tags", 0, 0, 0 },
+ { "remove-tag", 1, 0, 0 },
+ { "remove-first-tag", 1, 0, 0 },
+ { "set-tag", 1, 0, 0 },
+ { "set-tag-from-file", 1, 0, 0 },
+ { "import-tags-from", 1, 0, 0 },
+ { "export-tags-to", 1, 0, 0 },
+ { "import-cuesheet-from", 1, 0, 0 },
+ { "export-cuesheet-to", 1, 0, 0 },
+ { "import-picture-from", 1, 0, 0 },
+ { "export-picture-to", 1, 0, 0 },
+ { "add-seekpoint", 1, 0, 0 },
+ { "add-replay-gain", 0, 0, 0 },
+ { "remove-replay-gain", 0, 0, 0 },
+ { "add-padding", 1, 0, 0 },
+ /* major operations */
+ { "help", 0, 0, 0 },
+ { "version", 0, 0, 0 },
+ { "list", 0, 0, 0 },
+ { "append", 0, 0, 0 },
+ { "remove", 0, 0, 0 },
+ { "remove-all", 0, 0, 0 },
+ { "merge-padding", 0, 0, 0 },
+ { "sort-padding", 0, 0, 0 },
+ /* major operation arguments */
+ { "block-number", 1, 0, 0 },
+ { "block-type", 1, 0, 0 },
+ { "except-block-type", 1, 0, 0 },
+ { "data-format", 1, 0, 0 },
+ { "application-data-format", 1, 0, 0 },
+ { "from-file", 1, 0, 0 },
+ {0, 0, 0, 0}
+};
+
+static FLAC__bool parse_option(int option_index, const char *option_argument, CommandLineOptions *options);
+static void append_new_operation(CommandLineOptions *options, Operation operation);
+static void append_new_argument(CommandLineOptions *options, Argument argument);
+static Operation *append_major_operation(CommandLineOptions *options, OperationType type);
+static Operation *append_shorthand_operation(CommandLineOptions *options, OperationType type);
+static Argument *find_argument(CommandLineOptions *options, ArgumentType type);
+static Operation *find_shorthand_operation(CommandLineOptions *options, OperationType type);
+static Argument *append_argument(CommandLineOptions *options, ArgumentType type);
+static FLAC__bool parse_md5(const char *src, FLAC__byte dest[16]);
+static FLAC__bool parse_uint32(const char *src, FLAC__uint32 *dest);
+static FLAC__bool parse_uint64(const char *src, FLAC__uint64 *dest);
+static FLAC__bool parse_string(const char *src, char **dest);
+static FLAC__bool parse_vorbis_comment_field_name(const char *field_ref, char **name, const char **violation);
+static FLAC__bool parse_add_seekpoint(const char *in, char **out, const char **violation);
+static FLAC__bool parse_add_padding(const char *in, unsigned *out);
+static FLAC__bool parse_block_number(const char *in, Argument_BlockNumber *out);
+static FLAC__bool parse_block_type(const char *in, Argument_BlockType *out);
+static FLAC__bool parse_data_format(const char *in, Argument_DataFormat *out);
+static FLAC__bool parse_application_data_format(const char *in, FLAC__bool *out);
+static void undocumented_warning(const char *opt);
+
+
+void init_options(CommandLineOptions *options)
+{
+ options->preserve_modtime = false;
+
+ /* '2' is a hack to mean "use default if not forced on command line" */
+ FLAC__ASSERT(true != 2);
+ options->prefix_with_filename = 2;
+
+ options->utf8_convert = true;
+ options->use_padding = true;
+ options->cued_seekpoints = true;
+ options->show_long_help = false;
+ options->show_version = false;
+ options->application_data_format_is_hexdump = false;
+
+ options->ops.operations = 0;
+ options->ops.num_operations = 0;
+ options->ops.capacity = 0;
+
+ options->args.arguments = 0;
+ options->args.num_arguments = 0;
+ options->args.capacity = 0;
+
+ options->args.checks.num_shorthand_ops = 0;
+ options->args.checks.num_major_ops = 0;
+ options->args.checks.has_block_type = false;
+ options->args.checks.has_except_block_type = false;
+
+ options->num_files = 0;
+ options->filenames = 0;
+}
+
+FLAC__bool parse_options(int argc, char *argv[], CommandLineOptions *options)
+{
+ int ret;
+ int option_index = 1;
+ FLAC__bool had_error = false;
+
+ while ((ret = share__getopt_long(argc, argv, "", long_options_, &option_index)) != -1) {
+ switch (ret) {
+ case 0:
+ had_error |= !parse_option(option_index, share__optarg, options);
+ break;
+ case '?':
+ case ':':
+ had_error = true;
+ break;
+ default:
+ FLAC__ASSERT(0);
+ break;
+ }
+ }
+
+ if(options->prefix_with_filename == 2)
+ options->prefix_with_filename = (argc - share__optind > 1);
+
+ if(share__optind >= argc && !options->show_long_help && !options->show_version) {
+ fprintf(stderr,"ERROR: you must specify at least one FLAC file;\n");
+ fprintf(stderr," metaflac cannot be used as a pipe\n");
+ had_error = true;
+ }
+
+ options->num_files = argc - share__optind;
+
+ if(options->num_files > 0) {
+ unsigned i = 0;
+ if(0 == (options->filenames = (char**)safe_malloc_mul_2op_(sizeof(char*), /*times*/options->num_files)))
+ die("out of memory allocating space for file names list");
+ while(share__optind < argc)
+ options->filenames[i++] = local_strdup(argv[share__optind++]);
+ }
+
+ if(options->args.checks.num_major_ops > 0) {
+ if(options->args.checks.num_major_ops > 1) {
+ fprintf(stderr, "ERROR: you may only specify one major operation at a time\n");
+ had_error = true;
+ }
+ else if(options->args.checks.num_shorthand_ops > 0) {
+ fprintf(stderr, "ERROR: you may not mix shorthand and major operations\n");
+ had_error = true;
+ }
+ }
+
+ /* check for only one FLAC file used with certain options */
+ if(options->num_files > 1) {
+ if(0 != find_shorthand_operation(options, OP__IMPORT_CUESHEET_FROM)) {
+ fprintf(stderr, "ERROR: you may only specify one FLAC file when using '--import-cuesheet-from'\n");
+ had_error = true;
+ }
+ if(0 != find_shorthand_operation(options, OP__EXPORT_CUESHEET_TO)) {
+ fprintf(stderr, "ERROR: you may only specify one FLAC file when using '--export-cuesheet-to'\n");
+ had_error = true;
+ }
+ if(0 != find_shorthand_operation(options, OP__EXPORT_PICTURE_TO)) {
+ fprintf(stderr, "ERROR: you may only specify one FLAC file when using '--export-picture-to'\n");
+ had_error = true;
+ }
+ if(
+ 0 != find_shorthand_operation(options, OP__IMPORT_VC_FROM) &&
+ 0 == strcmp(find_shorthand_operation(options, OP__IMPORT_VC_FROM)->argument.filename.value, "-")
+ ) {
+ fprintf(stderr, "ERROR: you may only specify one FLAC file when using '--import-tags-from=-'\n");
+ had_error = true;
+ }
+ }
+
+ if(options->args.checks.has_block_type && options->args.checks.has_except_block_type) {
+ fprintf(stderr, "ERROR: you may not specify both '--block-type' and '--except-block-type'\n");
+ had_error = true;
+ }
+
+ if(had_error)
+ short_usage(0);
+
+ /*
+ * We need to create an OP__ADD_SEEKPOINT operation if there is
+ * not one already, and --import-cuesheet-from was specified but
+ * --no-cued-seekpoints was not:
+ */
+ if(options->cued_seekpoints) {
+ Operation *op = find_shorthand_operation(options, OP__IMPORT_CUESHEET_FROM);
+ if(0 != op) {
+ Operation *op2 = find_shorthand_operation(options, OP__ADD_SEEKPOINT);
+ if(0 == op2)
+ op2 = append_shorthand_operation(options, OP__ADD_SEEKPOINT);
+ op->argument.import_cuesheet_from.add_seekpoint_link = &(op2->argument.add_seekpoint);
+ }
+ }
+
+ return !had_error;
+}
+
+void free_options(CommandLineOptions *options)
+{
+ unsigned i;
+ Operation *op;
+ Argument *arg;
+
+ FLAC__ASSERT(0 == options->ops.operations || options->ops.num_operations > 0);
+ FLAC__ASSERT(0 == options->args.arguments || options->args.num_arguments > 0);
+
+ for(i = 0, op = options->ops.operations; i < options->ops.num_operations; i++, op++) {
+ switch(op->type) {
+ case OP__SHOW_VC_FIELD:
+ case OP__REMOVE_VC_FIELD:
+ case OP__REMOVE_VC_FIRSTFIELD:
+ if(0 != op->argument.vc_field_name.value)
+ free(op->argument.vc_field_name.value);
+ break;
+ case OP__SET_VC_FIELD:
+ if(0 != op->argument.vc_field.field)
+ free(op->argument.vc_field.field);
+ if(0 != op->argument.vc_field.field_name)
+ free(op->argument.vc_field.field_name);
+ if(0 != op->argument.vc_field.field_value)
+ free(op->argument.vc_field.field_value);
+ break;
+ case OP__IMPORT_VC_FROM:
+ case OP__EXPORT_VC_TO:
+ case OP__EXPORT_CUESHEET_TO:
+ if(0 != op->argument.filename.value)
+ free(op->argument.filename.value);
+ break;
+ case OP__IMPORT_CUESHEET_FROM:
+ if(0 != op->argument.import_cuesheet_from.filename)
+ free(op->argument.import_cuesheet_from.filename);
+ break;
+ case OP__IMPORT_PICTURE_FROM:
+ if(0 != op->argument.specification.value)
+ free(op->argument.specification.value);
+ break;
+ case OP__EXPORT_PICTURE_TO:
+ if(0 != op->argument.export_picture_to.filename)
+ free(op->argument.export_picture_to.filename);
+ break;
+ case OP__ADD_SEEKPOINT:
+ if(0 != op->argument.add_seekpoint.specification)
+ free(op->argument.add_seekpoint.specification);
+ break;
+ default:
+ break;
+ }
+ }
+
+ for(i = 0, arg = options->args.arguments; i < options->args.num_arguments; i++, arg++) {
+ switch(arg->type) {
+ case ARG__BLOCK_NUMBER:
+ if(0 != arg->value.block_number.entries)
+ free(arg->value.block_number.entries);
+ break;
+ case ARG__BLOCK_TYPE:
+ case ARG__EXCEPT_BLOCK_TYPE:
+ if(0 != arg->value.block_type.entries)
+ free(arg->value.block_type.entries);
+ break;
+ case ARG__FROM_FILE:
+ if(0 != arg->value.from_file.file_name)
+ free(arg->value.from_file.file_name);
+ break;
+ default:
+ break;
+ }
+ }
+
+ if(0 != options->ops.operations)
+ free(options->ops.operations);
+
+ if(0 != options->args.arguments)
+ free(options->args.arguments);
+
+ if(0 != options->filenames) {
+ for(i = 0; i < options->num_files; i++) {
+ if(0 != options->filenames[i])
+ free(options->filenames[i]);
+ }
+ free(options->filenames);
+ }
+}
+
+/*
+ * local routines
+ */
+
+FLAC__bool parse_option(int option_index, const char *option_argument, CommandLineOptions *options)
+{
+ const char *opt = long_options_[option_index].name;
+ Operation *op;
+ Argument *arg;
+ FLAC__bool ok = true;
+
+ if(0 == strcmp(opt, "preserve-modtime")) {
+ options->preserve_modtime = true;
+ }
+ else if(0 == strcmp(opt, "with-filename")) {
+ options->prefix_with_filename = true;
+ }
+ else if(0 == strcmp(opt, "no-filename")) {
+ options->prefix_with_filename = false;
+ }
+ else if(0 == strcmp(opt, "no-utf8-convert")) {
+ options->utf8_convert = false;
+ }
+ else if(0 == strcmp(opt, "dont-use-padding")) {
+ options->use_padding = false;
+ }
+ else if(0 == strcmp(opt, "no-cued-seekpoints")) {
+ options->cued_seekpoints = false;
+ }
+ else if(0 == strcmp(opt, "show-md5sum")) {
+ (void) append_shorthand_operation(options, OP__SHOW_MD5SUM);
+ }
+ else if(0 == strcmp(opt, "show-min-blocksize")) {
+ (void) append_shorthand_operation(options, OP__SHOW_MIN_BLOCKSIZE);
+ }
+ else if(0 == strcmp(opt, "show-max-blocksize")) {
+ (void) append_shorthand_operation(options, OP__SHOW_MAX_BLOCKSIZE);
+ }
+ else if(0 == strcmp(opt, "show-min-framesize")) {
+ (void) append_shorthand_operation(options, OP__SHOW_MIN_FRAMESIZE);
+ }
+ else if(0 == strcmp(opt, "show-max-framesize")) {
+ (void) append_shorthand_operation(options, OP__SHOW_MAX_FRAMESIZE);
+ }
+ else if(0 == strcmp(opt, "show-sample-rate")) {
+ (void) append_shorthand_operation(options, OP__SHOW_SAMPLE_RATE);
+ }
+ else if(0 == strcmp(opt, "show-channels")) {
+ (void) append_shorthand_operation(options, OP__SHOW_CHANNELS);
+ }
+ else if(0 == strcmp(opt, "show-bps")) {
+ (void) append_shorthand_operation(options, OP__SHOW_BPS);
+ }
+ else if(0 == strcmp(opt, "show-total-samples")) {
+ (void) append_shorthand_operation(options, OP__SHOW_TOTAL_SAMPLES);
+ }
+ else if(0 == strcmp(opt, "set-md5sum")) {
+ op = append_shorthand_operation(options, OP__SET_MD5SUM);
+ FLAC__ASSERT(0 != option_argument);
+ if(!parse_md5(option_argument, op->argument.streaminfo_md5.value)) {
+ fprintf(stderr, "ERROR (--%s): bad MD5 sum\n", opt);
+ ok = false;
+ }
+ else
+ undocumented_warning(opt);
+ }
+ else if(0 == strcmp(opt, "set-min-blocksize")) {
+ op = append_shorthand_operation(options, OP__SET_MIN_BLOCKSIZE);
+ if(!parse_uint32(option_argument, &(op->argument.streaminfo_uint32.value)) || op->argument.streaminfo_uint32.value < FLAC__MIN_BLOCK_SIZE || op->argument.streaminfo_uint32.value > FLAC__MAX_BLOCK_SIZE) {
+ fprintf(stderr, "ERROR (--%s): value must be >= %u and <= %u\n", opt, FLAC__MIN_BLOCK_SIZE, FLAC__MAX_BLOCK_SIZE);
+ ok = false;
+ }
+ else
+ undocumented_warning(opt);
+ }
+ else if(0 == strcmp(opt, "set-max-blocksize")) {
+ op = append_shorthand_operation(options, OP__SET_MAX_BLOCKSIZE);
+ if(!parse_uint32(option_argument, &(op->argument.streaminfo_uint32.value)) || op->argument.streaminfo_uint32.value < FLAC__MIN_BLOCK_SIZE || op->argument.streaminfo_uint32.value > FLAC__MAX_BLOCK_SIZE) {
+ fprintf(stderr, "ERROR (--%s): value must be >= %u and <= %u\n", opt, FLAC__MIN_BLOCK_SIZE, FLAC__MAX_BLOCK_SIZE);
+ ok = false;
+ }
+ else
+ undocumented_warning(opt);
+ }
+ else if(0 == strcmp(opt, "set-min-framesize")) {
+ op = append_shorthand_operation(options, OP__SET_MIN_FRAMESIZE);
+ if(!parse_uint32(option_argument, &(op->argument.streaminfo_uint32.value)) || op->argument.streaminfo_uint32.value >= (1u<<FLAC__STREAM_METADATA_STREAMINFO_MIN_FRAME_SIZE_LEN)) {
+ fprintf(stderr, "ERROR (--%s): value must be a %u-bit unsigned integer\n", opt, FLAC__STREAM_METADATA_STREAMINFO_MIN_FRAME_SIZE_LEN);
+ ok = false;
+ }
+ else
+ undocumented_warning(opt);
+ }
+ else if(0 == strcmp(opt, "set-max-framesize")) {
+ op = append_shorthand_operation(options, OP__SET_MAX_FRAMESIZE);
+ if(!parse_uint32(option_argument, &(op->argument.streaminfo_uint32.value)) || op->argument.streaminfo_uint32.value >= (1u<<FLAC__STREAM_METADATA_STREAMINFO_MAX_FRAME_SIZE_LEN)) {
+ fprintf(stderr, "ERROR (--%s): value must be a %u-bit unsigned integer\n", opt, FLAC__STREAM_METADATA_STREAMINFO_MAX_FRAME_SIZE_LEN);
+ ok = false;
+ }
+ else
+ undocumented_warning(opt);
+ }
+ else if(0 == strcmp(opt, "set-sample-rate")) {
+ op = append_shorthand_operation(options, OP__SET_SAMPLE_RATE);
+ if(!parse_uint32(option_argument, &(op->argument.streaminfo_uint32.value)) || !FLAC__format_sample_rate_is_valid(op->argument.streaminfo_uint32.value)) {
+ fprintf(stderr, "ERROR (--%s): invalid sample rate\n", opt);
+ ok = false;
+ }
+ else
+ undocumented_warning(opt);
+ }
+ else if(0 == strcmp(opt, "set-channels")) {
+ op = append_shorthand_operation(options, OP__SET_CHANNELS);
+ if(!parse_uint32(option_argument, &(op->argument.streaminfo_uint32.value)) || op->argument.streaminfo_uint32.value > FLAC__MAX_CHANNELS) {
+ fprintf(stderr, "ERROR (--%s): value must be > 0 and <= %u\n", opt, FLAC__MAX_CHANNELS);
+ ok = false;
+ }
+ else
+ undocumented_warning(opt);
+ }
+ else if(0 == strcmp(opt, "set-bps")) {
+ op = append_shorthand_operation(options, OP__SET_BPS);
+ if(!parse_uint32(option_argument, &(op->argument.streaminfo_uint32.value)) || op->argument.streaminfo_uint32.value < FLAC__MIN_BITS_PER_SAMPLE || op->argument.streaminfo_uint32.value > FLAC__MAX_BITS_PER_SAMPLE) {
+ fprintf(stderr, "ERROR (--%s): value must be >= %u and <= %u\n", opt, FLAC__MIN_BITS_PER_SAMPLE, FLAC__MAX_BITS_PER_SAMPLE);
+ ok = false;
+ }
+ else
+ undocumented_warning(opt);
+ }
+ else if(0 == strcmp(opt, "set-total-samples")) {
+ op = append_shorthand_operation(options, OP__SET_TOTAL_SAMPLES);
+ if(!parse_uint64(option_argument, &(op->argument.streaminfo_uint64.value)) || op->argument.streaminfo_uint64.value >= (((FLAC__uint64)1)<<FLAC__STREAM_METADATA_STREAMINFO_TOTAL_SAMPLES_LEN)) {
+ fprintf(stderr, "ERROR (--%s): value must be a %u-bit unsigned integer\n", opt, FLAC__STREAM_METADATA_STREAMINFO_TOTAL_SAMPLES_LEN);
+ ok = false;
+ }
+ else
+ undocumented_warning(opt);
+ }
+ else if(0 == strcmp(opt, "show-vendor-tag")) {
+ (void) append_shorthand_operation(options, OP__SHOW_VC_VENDOR);
+ }
+ else if(0 == strcmp(opt, "show-tag")) {
+ const char *violation;
+ op = append_shorthand_operation(options, OP__SHOW_VC_FIELD);
+ FLAC__ASSERT(0 != option_argument);
+ if(!parse_vorbis_comment_field_name(option_argument, &(op->argument.vc_field_name.value), &violation)) {
+ FLAC__ASSERT(0 != violation);
+ fprintf(stderr, "ERROR (--%s): malformed vorbis comment field name \"%s\",\n %s\n", opt, option_argument, violation);
+ ok = false;
+ }
+ }
+ else if(0 == strcmp(opt, "remove-all-tags")) {
+ (void) append_shorthand_operation(options, OP__REMOVE_VC_ALL);
+ }
+ else if(0 == strcmp(opt, "remove-tag")) {
+ const char *violation;
+ op = append_shorthand_operation(options, OP__REMOVE_VC_FIELD);
+ FLAC__ASSERT(0 != option_argument);
+ if(!parse_vorbis_comment_field_name(option_argument, &(op->argument.vc_field_name.value), &violation)) {
+ FLAC__ASSERT(0 != violation);
+ fprintf(stderr, "ERROR (--%s): malformed vorbis comment field name \"%s\",\n %s\n", opt, option_argument, violation);
+ ok = false;
+ }
+ }
+ else if(0 == strcmp(opt, "remove-first-tag")) {
+ const char *violation;
+ op = append_shorthand_operation(options, OP__REMOVE_VC_FIRSTFIELD);
+ FLAC__ASSERT(0 != option_argument);
+ if(!parse_vorbis_comment_field_name(option_argument, &(op->argument.vc_field_name.value), &violation)) {
+ FLAC__ASSERT(0 != violation);
+ fprintf(stderr, "ERROR (--%s): malformed vorbis comment field name \"%s\",\n %s\n", opt, option_argument, violation);
+ ok = false;
+ }
+ }
+ else if(0 == strcmp(opt, "set-tag")) {
+ const char *violation;
+ op = append_shorthand_operation(options, OP__SET_VC_FIELD);
+ FLAC__ASSERT(0 != option_argument);
+ op->argument.vc_field.field_value_from_file = false;
+ if(!parse_vorbis_comment_field(option_argument, &(op->argument.vc_field.field), &(op->argument.vc_field.field_name), &(op->argument.vc_field.field_value), &(op->argument.vc_field.field_value_length), &violation)) {
+ FLAC__ASSERT(0 != violation);
+ fprintf(stderr, "ERROR (--%s): malformed vorbis comment field \"%s\",\n %s\n", opt, option_argument, violation);
+ ok = false;
+ }
+ }
+ else if(0 == strcmp(opt, "set-tag-from-file")) {
+ const char *violation;
+ op = append_shorthand_operation(options, OP__SET_VC_FIELD);
+ FLAC__ASSERT(0 != option_argument);
+ op->argument.vc_field.field_value_from_file = true;
+ if(!parse_vorbis_comment_field(option_argument, &(op->argument.vc_field.field), &(op->argument.vc_field.field_name), &(op->argument.vc_field.field_value), &(op->argument.vc_field.field_value_length), &violation)) {
+ FLAC__ASSERT(0 != violation);
+ fprintf(stderr, "ERROR (--%s): malformed vorbis comment field \"%s\",\n %s\n", opt, option_argument, violation);
+ ok = false;
+ }
+ }
+ else if(0 == strcmp(opt, "import-tags-from")) {
+ op = append_shorthand_operation(options, OP__IMPORT_VC_FROM);
+ FLAC__ASSERT(0 != option_argument);
+ if(!parse_string(option_argument, &(op->argument.filename.value))) {
+ fprintf(stderr, "ERROR (--%s): missing filename\n", opt);
+ ok = false;
+ }
+ }
+ else if(0 == strcmp(opt, "export-tags-to")) {
+ op = append_shorthand_operation(options, OP__EXPORT_VC_TO);
+ FLAC__ASSERT(0 != option_argument);
+ if(!parse_string(option_argument, &(op->argument.filename.value))) {
+ fprintf(stderr, "ERROR (--%s): missing filename\n", opt);
+ ok = false;
+ }
+ }
+ else if(0 == strcmp(opt, "import-cuesheet-from")) {
+ if(0 != find_shorthand_operation(options, OP__IMPORT_CUESHEET_FROM)) {
+ fprintf(stderr, "ERROR (--%s): may be specified only once\n", opt);
+ ok = false;
+ }
+ op = append_shorthand_operation(options, OP__IMPORT_CUESHEET_FROM);
+ FLAC__ASSERT(0 != option_argument);
+ if(!parse_string(option_argument, &(op->argument.import_cuesheet_from.filename))) {
+ fprintf(stderr, "ERROR (--%s): missing filename\n", opt);
+ ok = false;
+ }
+ }
+ else if(0 == strcmp(opt, "export-cuesheet-to")) {
+ op = append_shorthand_operation(options, OP__EXPORT_CUESHEET_TO);
+ FLAC__ASSERT(0 != option_argument);
+ if(!parse_string(option_argument, &(op->argument.filename.value))) {
+ fprintf(stderr, "ERROR (--%s): missing filename\n", opt);
+ ok = false;
+ }
+ }
+ else if(0 == strcmp(opt, "import-picture-from")) {
+ op = append_shorthand_operation(options, OP__IMPORT_PICTURE_FROM);
+ FLAC__ASSERT(0 != option_argument);
+ if(!parse_string(option_argument, &(op->argument.specification.value))) {
+ fprintf(stderr, "ERROR (--%s): missing specification\n", opt);
+ ok = false;
+ }
+ }
+ else if(0 == strcmp(opt, "export-picture-to")) {
+ const Argument *arg = find_argument(options, ARG__BLOCK_NUMBER);
+ op = append_shorthand_operation(options, OP__EXPORT_PICTURE_TO);
+ FLAC__ASSERT(0 != option_argument);
+ if(!parse_string(option_argument, &(op->argument.export_picture_to.filename))) {
+ fprintf(stderr, "ERROR (--%s): missing filename\n", opt);
+ ok = false;
+ }
+ op->argument.export_picture_to.block_number_link = arg? &(arg->value.block_number) : 0;
+ }
+ else if(0 == strcmp(opt, "add-seekpoint")) {
+ const char *violation;
+ char *spec;
+ FLAC__ASSERT(0 != option_argument);
+ if(!parse_add_seekpoint(option_argument, &spec, &violation)) {
+ FLAC__ASSERT(0 != violation);
+ fprintf(stderr, "ERROR (--%s): malformed seekpoint specification \"%s\",\n %s\n", opt, option_argument, violation);
+ ok = false;
+ }
+ else {
+ op = find_shorthand_operation(options, OP__ADD_SEEKPOINT);
+ if(0 == op)
+ op = append_shorthand_operation(options, OP__ADD_SEEKPOINT);
+ local_strcat(&(op->argument.add_seekpoint.specification), spec);
+ local_strcat(&(op->argument.add_seekpoint.specification), ";");
+ free(spec);
+ }
+ }
+ else if(0 == strcmp(opt, "add-replay-gain")) {
+ (void) append_shorthand_operation(options, OP__ADD_REPLAY_GAIN);
+ }
+ else if(0 == strcmp(opt, "remove-replay-gain")) {
+ const FLAC__byte * const tags[5] = {
+ GRABBAG__REPLAYGAIN_TAG_REFERENCE_LOUDNESS,
+ GRABBAG__REPLAYGAIN_TAG_TITLE_GAIN,
+ GRABBAG__REPLAYGAIN_TAG_TITLE_PEAK,
+ GRABBAG__REPLAYGAIN_TAG_ALBUM_GAIN,
+ GRABBAG__REPLAYGAIN_TAG_ALBUM_PEAK
+ };
+ size_t i;
+ for(i = 0; i < sizeof(tags)/sizeof(tags[0]); i++) {
+ op = append_shorthand_operation(options, OP__REMOVE_VC_FIELD);
+ op->argument.vc_field_name.value = local_strdup((const char *)tags[i]);
+ }
+ }
+ else if(0 == strcmp(opt, "add-padding")) {
+ op = append_shorthand_operation(options, OP__ADD_PADDING);
+ FLAC__ASSERT(0 != option_argument);
+ if(!parse_add_padding(option_argument, &(op->argument.add_padding.length))) {
+ fprintf(stderr, "ERROR (--%s): illegal length \"%s\", length must be >= 0 and < 2^%u\n", opt, option_argument, FLAC__STREAM_METADATA_LENGTH_LEN);
+ ok = false;
+ }
+ }
+ else if(0 == strcmp(opt, "help")) {
+ options->show_long_help = true;
+ }
+ else if(0 == strcmp(opt, "version")) {
+ options->show_version = true;
+ }
+ else if(0 == strcmp(opt, "list")) {
+ (void) append_major_operation(options, OP__LIST);
+ }
+ else if(0 == strcmp(opt, "append")) {
+ (void) append_major_operation(options, OP__APPEND);
+ }
+ else if(0 == strcmp(opt, "remove")) {
+ (void) append_major_operation(options, OP__REMOVE);
+ }
+ else if(0 == strcmp(opt, "remove-all")) {
+ (void) append_major_operation(options, OP__REMOVE_ALL);
+ }
+ else if(0 == strcmp(opt, "merge-padding")) {
+ (void) append_major_operation(options, OP__MERGE_PADDING);
+ }
+ else if(0 == strcmp(opt, "sort-padding")) {
+ (void) append_major_operation(options, OP__SORT_PADDING);
+ }
+ else if(0 == strcmp(opt, "block-number")) {
+ arg = append_argument(options, ARG__BLOCK_NUMBER);
+ FLAC__ASSERT(0 != option_argument);
+ if(!parse_block_number(option_argument, &(arg->value.block_number))) {
+ fprintf(stderr, "ERROR: malformed block number specification \"%s\"\n", option_argument);
+ ok = false;
+ }
+ }
+ else if(0 == strcmp(opt, "block-type")) {
+ arg = append_argument(options, ARG__BLOCK_TYPE);
+ FLAC__ASSERT(0 != option_argument);
+ if(!parse_block_type(option_argument, &(arg->value.block_type))) {
+ fprintf(stderr, "ERROR (--%s): malformed block type specification \"%s\"\n", opt, option_argument);
+ ok = false;
+ }
+ options->args.checks.has_block_type = true;
+ }
+ else if(0 == strcmp(opt, "except-block-type")) {
+ arg = append_argument(options, ARG__EXCEPT_BLOCK_TYPE);
+ FLAC__ASSERT(0 != option_argument);
+ if(!parse_block_type(option_argument, &(arg->value.block_type))) {
+ fprintf(stderr, "ERROR (--%s): malformed block type specification \"%s\"\n", opt, option_argument);
+ ok = false;
+ }
+ options->args.checks.has_except_block_type = true;
+ }
+ else if(0 == strcmp(opt, "data-format")) {
+ arg = append_argument(options, ARG__DATA_FORMAT);
+ FLAC__ASSERT(0 != option_argument);
+ if(!parse_data_format(option_argument, &(arg->value.data_format))) {
+ fprintf(stderr, "ERROR (--%s): illegal data format \"%s\"\n", opt, option_argument);
+ ok = false;
+ }
+ }
+ else if(0 == strcmp(opt, "application-data-format")) {
+ FLAC__ASSERT(0 != option_argument);
+ if(!parse_application_data_format(option_argument, &(options->application_data_format_is_hexdump))) {
+ fprintf(stderr, "ERROR (--%s): illegal application data format \"%s\"\n", opt, option_argument);
+ ok = false;
+ }
+ }
+ else if(0 == strcmp(opt, "from-file")) {
+ arg = append_argument(options, ARG__FROM_FILE);
+ FLAC__ASSERT(0 != option_argument);
+ arg->value.from_file.file_name = local_strdup(option_argument);
+ }
+ else {
+ FLAC__ASSERT(0);
+ }
+
+ return ok;
+}
+
+void append_new_operation(CommandLineOptions *options, Operation operation)
+{
+ if(options->ops.capacity == 0) {
+ options->ops.capacity = 50;
+ if(0 == (options->ops.operations = (Operation*)malloc(sizeof(Operation) * options->ops.capacity)))
+ die("out of memory allocating space for option list");
+ memset(options->ops.operations, 0, sizeof(Operation) * options->ops.capacity);
+ }
+ if(options->ops.capacity <= options->ops.num_operations) {
+ unsigned original_capacity = options->ops.capacity;
+ if(options->ops.capacity > SIZE_MAX / 2) /* overflow check */
+ die("out of memory allocating space for option list");
+ options->ops.capacity *= 2;
+ if(0 == (options->ops.operations = (Operation*)safe_realloc_mul_2op_(options->ops.operations, sizeof(Operation), /*times*/options->ops.capacity)))
+ die("out of memory allocating space for option list");
+ memset(options->ops.operations + original_capacity, 0, sizeof(Operation) * (options->ops.capacity - original_capacity));
+ }
+
+ options->ops.operations[options->ops.num_operations++] = operation;
+}
+
+void append_new_argument(CommandLineOptions *options, Argument argument)
+{
+ if(options->args.capacity == 0) {
+ options->args.capacity = 50;
+ if(0 == (options->args.arguments = (Argument*)malloc(sizeof(Argument) * options->args.capacity)))
+ die("out of memory allocating space for option list");
+ memset(options->args.arguments, 0, sizeof(Argument) * options->args.capacity);
+ }
+ if(options->args.capacity <= options->args.num_arguments) {
+ unsigned original_capacity = options->args.capacity;
+ if(options->args.capacity > SIZE_MAX / 2) /* overflow check */
+ die("out of memory allocating space for option list");
+ options->args.capacity *= 2;
+ if(0 == (options->args.arguments = (Argument*)safe_realloc_mul_2op_(options->args.arguments, sizeof(Argument), /*times*/options->args.capacity)))
+ die("out of memory allocating space for option list");
+ memset(options->args.arguments + original_capacity, 0, sizeof(Argument) * (options->args.capacity - original_capacity));
+ }
+
+ options->args.arguments[options->args.num_arguments++] = argument;
+}
+
+Operation *append_major_operation(CommandLineOptions *options, OperationType type)
+{
+ Operation op;
+ memset(&op, 0, sizeof(op));
+ op.type = type;
+ append_new_operation(options, op);
+ options->args.checks.num_major_ops++;
+ return options->ops.operations + (options->ops.num_operations - 1);
+}
+
+Operation *append_shorthand_operation(CommandLineOptions *options, OperationType type)
+{
+ Operation op;
+ memset(&op, 0, sizeof(op));
+ op.type = type;
+ append_new_operation(options, op);
+ options->args.checks.num_shorthand_ops++;
+ return options->ops.operations + (options->ops.num_operations - 1);
+}
+
+Argument *find_argument(CommandLineOptions *options, ArgumentType type)
+{
+ unsigned i;
+ for(i = 0; i < options->args.num_arguments; i++)
+ if(options->args.arguments[i].type == type)
+ return &options->args.arguments[i];
+ return 0;
+}
+
+Operation *find_shorthand_operation(CommandLineOptions *options, OperationType type)
+{
+ unsigned i;
+ for(i = 0; i < options->ops.num_operations; i++)
+ if(options->ops.operations[i].type == type)
+ return &options->ops.operations[i];
+ return 0;
+}
+
+Argument *append_argument(CommandLineOptions *options, ArgumentType type)
+{
+ Argument arg;
+ memset(&arg, 0, sizeof(arg));
+ arg.type = type;
+ append_new_argument(options, arg);
+ return options->args.arguments + (options->args.num_arguments - 1);
+}
+
+FLAC__bool parse_md5(const char *src, FLAC__byte dest[16])
+{
+ unsigned i, d;
+ int c;
+ FLAC__ASSERT(0 != src);
+ if(strlen(src) != 32)
+ return false;
+ /* strtoul() accepts negative numbers which we do not want, so we do it the hard way */
+ for(i = 0; i < 16; i++) {
+ c = (int)(*src++);
+ if(isdigit(c))
+ d = (unsigned)(c - '0');
+ else if(c >= 'a' && c <= 'f')
+ d = (unsigned)(c - 'a') + 10u;
+ else if(c >= 'A' && c <= 'F')
+ d = (unsigned)(c - 'A') + 10u;
+ else
+ return false;
+ d <<= 4;
+ c = (int)(*src++);
+ if(isdigit(c))
+ d |= (unsigned)(c - '0');
+ else if(c >= 'a' && c <= 'f')
+ d |= (unsigned)(c - 'a') + 10u;
+ else if(c >= 'A' && c <= 'F')
+ d |= (unsigned)(c - 'A') + 10u;
+ else
+ return false;
+ dest[i] = (FLAC__byte)d;
+ }
+ return true;
+}
+
+FLAC__bool parse_uint32(const char *src, FLAC__uint32 *dest)
+{
+ FLAC__ASSERT(0 != src);
+ if(strlen(src) == 0 || strspn(src, "0123456789") != strlen(src))
+ return false;
+ *dest = strtoul(src, 0, 10);
+ return true;
+}
+
+#ifdef _MSC_VER
+/* There's no strtoull() in MSVC6 so we just write a specialized one */
+static FLAC__uint64 local__strtoull(const char *src)
+{
+ FLAC__uint64 ret = 0;
+ int c;
+ FLAC__ASSERT(0 != src);
+ while(0 != (c = *src++)) {
+ c -= '0';
+ if(c >= 0 && c <= 9)
+ ret = (ret * 10) + c;
+ else
+ break;
+ }
+ return ret;
+}
+#endif
+
+FLAC__bool parse_uint64(const char *src, FLAC__uint64 *dest)
+{
+ FLAC__ASSERT(0 != src);
+ if(strlen(src) == 0 || strspn(src, "0123456789") != strlen(src))
+ return false;
+#ifdef _MSC_VER
+ *dest = local__strtoull(src);
+#else
+ *dest = strtoull(src, 0, 10);
+#endif
+ return true;
+}
+
+FLAC__bool parse_string(const char *src, char **dest)
+{
+ if(0 == src || strlen(src) == 0)
+ return false;
+ *dest = strdup(src);
+ return true;
+}
+
+FLAC__bool parse_vorbis_comment_field_name(const char *field_ref, char **name, const char **violation)
+{
+ static const char * const violations[] = {
+ "field name contains invalid character"
+ };
+
+ char *q, *s;
+
+ s = local_strdup(field_ref);
+
+ for(q = s; *q; q++) {
+ if(*q < 0x20 || *q > 0x7d || *q == 0x3d) {
+ free(s);
+ *violation = violations[0];
+ return false;
+ }
+ }
+
+ *name = s;
+
+ return true;
+}
+
+FLAC__bool parse_add_seekpoint(const char *in, char **out, const char **violation)
+{
+ static const char *garbled_ = "garbled specification";
+ const unsigned n = strlen(in);
+
+ FLAC__ASSERT(0 != in);
+ FLAC__ASSERT(0 != out);
+
+ if(n == 0) {
+ *violation = "specification is empty";
+ return false;
+ }
+
+ if(n > strspn(in, "0123456789.Xsx")) {
+ *violation = "specification contains invalid character";
+ return false;
+ }
+
+ if(in[n-1] == 'X') {
+ if(n > 1) {
+ *violation = garbled_;
+ return false;
+ }
+ }
+ else if(in[n-1] == 's') {
+ if(n-1 > strspn(in, "0123456789.")) {
+ *violation = garbled_;
+ return false;
+ }
+ }
+ else if(in[n-1] == 'x') {
+ if(n-1 > strspn(in, "0123456789")) {
+ *violation = garbled_;
+ return false;
+ }
+ }
+ else {
+ if(n > strspn(in, "0123456789")) {
+ *violation = garbled_;
+ return false;
+ }
+ }
+
+ *out = local_strdup(in);
+ return true;
+}
+
+FLAC__bool parse_add_padding(const char *in, unsigned *out)
+{
+ FLAC__ASSERT(0 != in);
+ FLAC__ASSERT(0 != out);
+ *out = (unsigned)strtoul(in, 0, 10);
+ return *out < (1u << FLAC__STREAM_METADATA_LENGTH_LEN);
+}
+
+FLAC__bool parse_block_number(const char *in, Argument_BlockNumber *out)
+{
+ char *p, *q, *s, *end;
+ long i;
+ unsigned entry;
+
+ if(*in == '\0')
+ return false;
+
+ s = local_strdup(in);
+
+ /* first count the entries */
+ for(out->num_entries = 1, p = strchr(s, ','); p; out->num_entries++, p = strchr(++p, ','))
+ ;
+
+ /* make space */
+ FLAC__ASSERT(out->num_entries > 0);
+ if(0 == (out->entries = (unsigned*)safe_malloc_mul_2op_(sizeof(unsigned), /*times*/out->num_entries)))
+ die("out of memory allocating space for option list");
+
+ /* load 'em up */
+ entry = 0;
+ q = s;
+ while(q) {
+ FLAC__ASSERT(entry < out->num_entries);
+ if(0 != (p = strchr(q, ',')))
+ *p++ = '\0';
+ if(!isdigit((int)(*q)) || (i = strtol(q, &end, 10)) < 0 || *end) {
+ free(s);
+ return false;
+ }
+ out->entries[entry++] = (unsigned)i;
+ q = p;
+ }
+ FLAC__ASSERT(entry == out->num_entries);
+
+ free(s);
+ return true;
+}
+
+FLAC__bool parse_block_type(const char *in, Argument_BlockType *out)
+{
+ char *p, *q, *r, *s;
+ unsigned entry;
+
+ if(*in == '\0')
+ return false;
+
+ s = local_strdup(in);
+
+ /* first count the entries */
+ for(out->num_entries = 1, p = strchr(s, ','); p; out->num_entries++, p = strchr(++p, ','))
+ ;
+
+ /* make space */
+ FLAC__ASSERT(out->num_entries > 0);
+ if(0 == (out->entries = (Argument_BlockTypeEntry*)safe_malloc_mul_2op_(sizeof(Argument_BlockTypeEntry), /*times*/out->num_entries)))
+ die("out of memory allocating space for option list");
+
+ /* load 'em up */
+ entry = 0;
+ q = s;
+ while(q) {
+ FLAC__ASSERT(entry < out->num_entries);
+ if(0 != (p = strchr(q, ',')))
+ *p++ = 0;
+ r = strchr(q, ':');
+ if(r)
+ *r++ = '\0';
+ if(0 != r && 0 != strcmp(q, "APPLICATION")) {
+ free(s);
+ return false;
+ }
+ if(0 == strcmp(q, "STREAMINFO")) {
+ out->entries[entry++].type = FLAC__METADATA_TYPE_STREAMINFO;
+ }
+ else if(0 == strcmp(q, "PADDING")) {
+ out->entries[entry++].type = FLAC__METADATA_TYPE_PADDING;
+ }
+ else if(0 == strcmp(q, "APPLICATION")) {
+ out->entries[entry].type = FLAC__METADATA_TYPE_APPLICATION;
+ out->entries[entry].filter_application_by_id = (0 != r);
+ if(0 != r) {
+ if(strlen(r) == 4) {
+ strcpy(out->entries[entry].application_id, r);
+ }
+ else if(strlen(r) == 10 && strncmp(r, "0x", 2) == 0 && strspn(r+2, "0123456789ABCDEFabcdef") == 8) {
+ FLAC__uint32 x = strtoul(r+2, 0, 16);
+ out->entries[entry].application_id[3] = (FLAC__byte)(x & 0xff);
+ out->entries[entry].application_id[2] = (FLAC__byte)((x>>=8) & 0xff);
+ out->entries[entry].application_id[1] = (FLAC__byte)((x>>=8) & 0xff);
+ out->entries[entry].application_id[0] = (FLAC__byte)((x>>=8) & 0xff);
+ }
+ else {
+ free(s);
+ return false;
+ }
+ }
+ entry++;
+ }
+ else if(0 == strcmp(q, "SEEKTABLE")) {
+ out->entries[entry++].type = FLAC__METADATA_TYPE_SEEKTABLE;
+ }
+ else if(0 == strcmp(q, "VORBIS_COMMENT")) {
+ out->entries[entry++].type = FLAC__METADATA_TYPE_VORBIS_COMMENT;
+ }
+ else if(0 == strcmp(q, "CUESHEET")) {
+ out->entries[entry++].type = FLAC__METADATA_TYPE_CUESHEET;
+ }
+ else if(0 == strcmp(q, "PICTURE")) {
+ out->entries[entry++].type = FLAC__METADATA_TYPE_PICTURE;
+ }
+ else {
+ free(s);
+ return false;
+ }
+ q = p;
+ }
+ FLAC__ASSERT(entry == out->num_entries);
+
+ free(s);
+ return true;
+}
+
+FLAC__bool parse_data_format(const char *in, Argument_DataFormat *out)
+{
+ if(0 == strcmp(in, "binary"))
+ out->is_binary = true;
+ else if(0 == strcmp(in, "text"))
+ out->is_binary = false;
+ else
+ return false;
+ return true;
+}
+
+FLAC__bool parse_application_data_format(const char *in, FLAC__bool *out)
+{
+ if(0 == strcmp(in, "hexdump"))
+ *out = true;
+ else if(0 == strcmp(in, "text"))
+ *out = false;
+ else
+ return false;
+ return true;
+}
+
+void undocumented_warning(const char *opt)
+{
+ fprintf(stderr, "WARNING: undocmented option --%s should be used with caution,\n only for repairing a damaged STREAMINFO block\n", opt);
+}