options.c
资源名称:tcpmp.rar [点击查看]
上传用户:wstnjxml
上传日期:2014-04-03
资源大小:7248k
文件大小:35k
源码类别:
Windows CE
开发平台:
C/C++
- /* metaflac - Command-line FLAC metadata editor
- * Copyright (C) 2001,2002,2003,2004,2005 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.
- */
- #include "options.h"
- #include "usage.h"
- #include "utils.h"
- #include "FLAC/assert.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 },
- { "import-tags-from", 1, 0, 0 },
- { "export-tags-to", 1, 0, 0 },
- { "show-vc-vendor", 0, 0, 0 }, /* deprecated */
- { "show-vc-field", 1, 0, 0 }, /* deprecated */
- { "remove-vc-all", 0, 0, 0 }, /* deprecated */
- { "remove-vc-field", 1, 0, 0 }, /* deprecated */
- { "remove-vc-firstfield", 1, 0, 0 }, /* deprecated */
- { "set-vc-field", 1, 0, 0 }, /* deprecated */
- { "import-vc-from", 1, 0, 0 }, /* deprecated */
- { "export-vc-to", 1, 0, 0 }, /* deprecated */
- { "import-cuesheet-from", 1, 0, 0 },
- { "export-cuesheet-to", 1, 0, 0 },
- { "add-seekpoint", 1, 0, 0 },
- { "add-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 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_filename(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 pipen");
- had_error = true;
- }
- options->num_files = argc - share__optind;
- if(options->num_files > 0) {
- unsigned i = 0;
- if(0 == (options->filenames = (char**)malloc(sizeof(char*) * 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 timen");
- had_error = true;
- }
- else if(options->args.checks.num_shorthand_ops > 0) {
- fprintf(stderr, "ERROR: you may not mix shorthand and major operationsn");
- had_error = true;
- }
- }
- /* check for only one FLAC file used with --import-cuesheet-from/--export-cuesheet-to */
- if((0 != find_shorthand_operation(options, OP__IMPORT_CUESHEET_FROM) || 0 != find_shorthand_operation(options, OP__EXPORT_CUESHEET_TO)) && options->num_files > 1) {
- fprintf(stderr, "ERROR: you may only specify one FLAC file when using '--import-cuesheet-from' or '--export-cuesheet-to'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__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 sumn", 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 <= %un", 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 <= %un", 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 integern", 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 integern", 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 raten", 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 <= %un", 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 <= %un", 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 >= (1u<<FLAC__STREAM_METADATA_STREAMINFO_TOTAL_SAMPLES_LEN)) {
- fprintf(stderr, "ERROR (--%s): value must be a %u-bit unsigned integern", opt, FLAC__STREAM_METADATA_STREAMINFO_TOTAL_SAMPLES_LEN);
- ok = false;
- }
- else
- undocumented_warning(opt);
- }
- else if(0 == strcmp(opt, "show-vendor-tag") || 0 == strcmp(opt, "show-vc-vendor")) {
- if(0 == strcmp(opt, "show-vc-vendor"))
- fprintf(stderr, "WARNING: --%s is deprecated, the new name is --show-vendor-tagn", opt);
- (void) append_shorthand_operation(options, OP__SHOW_VC_VENDOR);
- }
- else if(0 == strcmp(opt, "show-tag") || 0 == strcmp(opt, "show-vc-field")) {
- const char *violation;
- if(0 == strcmp(opt, "show-vc-field"))
- fprintf(stderr, "WARNING: --%s is deprecated, the new name is --show-tagn", opt);
- 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 %sn", opt, option_argument, violation);
- ok = false;
- }
- }
- else if(0 == strcmp(opt, "remove-all-tags") || 0 == strcmp(opt, "remove-vc-all")) {
- if(0 == strcmp(opt, "remove-vc-all"))
- fprintf(stderr, "WARNING: --%s is deprecated, the new name is --remove-all-tagsn", opt);
- (void) append_shorthand_operation(options, OP__REMOVE_VC_ALL);
- }
- else if(0 == strcmp(opt, "remove-tag") || 0 == strcmp(opt, "remove-vc-field")) {
- const char *violation;
- if(0 == strcmp(opt, "remove-vc-field"))
- fprintf(stderr, "WARNING: --%s is deprecated, the new name is --remove-tagn", opt);
- 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 %sn", opt, option_argument, violation);
- ok = false;
- }
- }
- else if(0 == strcmp(opt, "remove-first-tag") || 0 == strcmp(opt, "remove-vc-firstfield")) {
- const char *violation;
- if(0 == strcmp(opt, "remove-vc-firstfield"))
- fprintf(stderr, "WARNING: --%s is deprecated, the new name is --remove-first-tagn", opt);
- 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 %sn", opt, option_argument, violation);
- ok = false;
- }
- }
- else if(0 == strcmp(opt, "set-tag") || 0 == strcmp(opt, "set-vc-field")) {
- const char *violation;
- if(0 == strcmp(opt, "set-vc-field"))
- fprintf(stderr, "WARNING: --%s is deprecated, the new name is --set-tagn", opt);
- op = append_shorthand_operation(options, OP__SET_VC_FIELD);
- FLAC__ASSERT(0 != option_argument);
- 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 %sn", opt, option_argument, violation);
- ok = false;
- }
- }
- else if(0 == strcmp(opt, "import-tags-from") || 0 == strcmp(opt, "import-vc-from")) {
- if(0 == strcmp(opt, "import-vc-from"))
- fprintf(stderr, "WARNING: --%s is deprecated, the new name is --import-tags-fromn", opt);
- op = append_shorthand_operation(options, OP__IMPORT_VC_FROM);
- FLAC__ASSERT(0 != option_argument);
- if(!parse_filename(option_argument, &(op->argument.filename.value))) {
- fprintf(stderr, "ERROR (--%s): missing filenamen", opt);
- ok = false;
- }
- }
- else if(0 == strcmp(opt, "export-tags-to") || 0 == strcmp(opt, "export-vc-to")) {
- if(0 == strcmp(opt, "export-vc-to"))
- fprintf(stderr, "WARNING: --%s is deprecated, the new name is --export-tags-ton", opt);
- op = append_shorthand_operation(options, OP__EXPORT_VC_TO);
- FLAC__ASSERT(0 != option_argument);
- if(!parse_filename(option_argument, &(op->argument.filename.value))) {
- fprintf(stderr, "ERROR (--%s): missing filenamen", 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 oncen", opt);
- ok = false;
- }
- op = append_shorthand_operation(options, OP__IMPORT_CUESHEET_FROM);
- FLAC__ASSERT(0 != option_argument);
- if(!parse_filename(option_argument, &(op->argument.import_cuesheet_from.filename))) {
- fprintf(stderr, "ERROR (--%s): missing filenamen", 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_filename(option_argument, &(op->argument.filename.value))) {
- fprintf(stderr, "ERROR (--%s): missing filenamen", opt);
- ok = false;
- }
- }
- 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 %sn", opt, option_argument, violation);
- ok = false;
- }
- 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, "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^%un", 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;
- options->ops.capacity *= 4;
- if(0 == (options->ops.operations = (Operation*)realloc(options->ops.operations, sizeof(Operation) * 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;
- options->args.capacity *= 4;
- if(0 == (options->args.arguments = (Argument*)realloc(options->args.arguments, sizeof(Argument) * 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);
- }
- 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;
- }
- /* There's no stroull() 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;
- }
- 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;
- *dest = local__strtoull(src);
- return true;
- }
- FLAC__bool parse_filename(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 == ' ')
- 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*)malloc(sizeof(unsigned) * 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++ = ' ';
- 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 == ' ')
- 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*)malloc(sizeof(Argument_BlockTypeEntry) * 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++ = ' ';
- 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 {
- 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 blockn", opt);
- }