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-rw-r--r--tools/plistutil.c529
1 files changed, 529 insertions, 0 deletions
diff --git a/tools/plistutil.c b/tools/plistutil.c
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index 0000000..37bb044
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+++ b/tools/plistutil.c
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+/*
+ * plistutil.c
+ * Simple tool to convert a plist into different formats
+ *
+ * Copyright (c) 2009-2020 Martin Szulecki All Rights Reserved.
+ * Copyright (c) 2013-2020 Nikias Bassen, All Rights Reserved.
+ * Copyright (c) 2008 Zach C., All Rights Reserved.
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+
+#include "plist/plist.h"
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <sys/stat.h>
+#include <getopt.h>
+#include <errno.h>
+#ifndef _MSC_VER
+#include <unistd.h>
+#endif
+
+#ifdef _MSC_VER
+#pragma warning(disable:4996)
+#define STDIN_FILENO _fileno(stdin)
+#define strtok_r strtok_s
+#endif
+
+typedef struct _options
+{
+ char *in_file, *out_file, *nodepath;
+ uint8_t in_fmt, out_fmt; // fmts 0 = undef, 1 = bin, 2 = xml, 3 = json, 4 = openstep
+ uint8_t flags;
+} options_t;
+#define OPT_DEBUG (1 << 0)
+#define OPT_COMPACT (1 << 1)
+#define OPT_SORT (1 << 2)
+#define OPT_COERCE (1 << 3)
+
+static void print_usage(int argc, char *argv[])
+{
+ char *name = NULL;
+ name = strrchr(argv[0], '/');
+ printf("Usage: %s [OPTIONS] [-i FILE] [-o FILE]\n", (name ? name + 1: argv[0]));
+ printf("\n");
+ printf("Convert a plist FILE between binary, XML, JSON, and OpenStep format.\n");
+ printf("If -f is omitted, XML plist data will be converted to binary and vice-versa.\n");
+ printf("To convert to/from JSON or OpenStep the output format needs to be specified.\n");
+ printf("\n");
+ printf("OPTIONS:\n");
+ printf(" -i, --infile FILE Optional FILE to convert from or stdin if - or not used\n");
+ printf(" -o, --outfile FILE Optional FILE to convert to or stdout if - or not used\n");
+ printf(" -f, --format FORMAT Force output format, regardless of input type\n");
+ printf(" FORMAT is one of xml, bin, json, or openstep\n");
+ printf(" If omitted, XML will be converted to binary,\n");
+ printf(" and binary to XML.\n");
+ printf(" -p, --print FILE Print the PList in human-readable format.\n");
+ printf(" -n, --nodepath PATH Restrict output to nodepath defined by PATH.\n");
+ printf(" -c, --compact JSON and OpenStep only: Print output in compact form.\n");
+ printf(" By default, the output will be pretty-printed.\n");
+ printf(" -C, --coerce JSON + OpenStep only: Coerce non-compatible plist types\n");
+ printf(" to JSON/OpenStep compatible representations.\n");
+ printf(" Date values become ISO 8601 strings,\n");
+ printf(" data values become Base64-encoded strings (JSON),\n");
+ printf(" UID values become integers,\n");
+ printf(" boolean becomes 1 or 0 (OpenStep),\n");
+ printf(" and NULL becomes a string 'NULL' (OpenStep)\n");
+ printf(" This options is implied when invoked as plist2json.\n");
+ printf(" -s, --sort Sort all dictionary nodes lexicographically by key\n");
+ printf(" before converting to the output format.\n");
+ printf(" -d, --debug Enable extended debug output\n");
+ printf(" -v, --version Print version information\n");
+ printf("\n");
+ printf("Homepage: <" PACKAGE_URL ">\n");
+ printf("Bug Reports: <" PACKAGE_BUGREPORT ">\n");
+}
+
+static options_t *parse_arguments(int argc, char *argv[])
+{
+ options_t *options = calloc(1, sizeof(options_t));
+ if (!options)
+ return NULL;
+
+ options->out_fmt = 0;
+
+ static struct option long_options[] = {
+ { "infile", required_argument, 0, 'i' },
+ { "outfile", required_argument, 0, 'o' },
+ { "format", required_argument, 0, 'f' },
+ { "compact", no_argument, 0, 'c' },
+ { "coerce", no_argument, 0, 'C' },
+ { "sort", no_argument, 0, 's' },
+ { "print", required_argument, 0, 'p' },
+ { "nodepath", required_argument, 0, 'n' },
+ { "debug", no_argument, 0, 'd' },
+ { "help", no_argument, 0, 'h' },
+ { "version", no_argument, 0, 'v' },
+ { 0, 0, 0, 0 }
+ };
+
+ int c;
+ while ((c = getopt_long(argc, argv, "i:o:f:cCsp:n:dhv", long_options, NULL)) != -1)
+ {
+ switch (c)
+ {
+ case 'i':
+ if (!optarg || optarg[0] == '\0') {
+ fprintf(stderr, "ERROR: --infile requires a filename or '-' for stdin\n");
+ free(options);
+ return NULL;
+ }
+ options->in_file = optarg;
+ break;
+
+ case 'o':
+ if (!optarg || optarg[0] == '\0') {
+ fprintf(stderr, "ERROR: --outfile requires a filename or '-' for stdout\n");
+ free(options);
+ return NULL;
+ }
+ options->out_file = optarg;
+ break;
+
+ case 'f':
+ if (!optarg || optarg[0] == '\0') {
+ fprintf(stderr, "ERROR: --format requires a format (bin|xml|json|openstep)\n");
+ free(options);
+ return NULL;
+ }
+ if (!strncmp(optarg, "bin", 3)) {
+ options->out_fmt = PLIST_FORMAT_BINARY;
+ } else if (!strncmp(optarg, "xml", 3)) {
+ options->out_fmt = PLIST_FORMAT_XML;
+ } else if (!strncmp(optarg, "json", 4)) {
+ options->out_fmt = PLIST_FORMAT_JSON;
+ } else if (!strncmp(optarg, "openstep", 8) ||
+ !strncmp(optarg, "ostep", 5)) {
+ options->out_fmt = PLIST_FORMAT_OSTEP;
+ } else {
+ fprintf(stderr, "ERROR: Unsupported output format\n");
+ free(options);
+ return NULL;
+ }
+ break;
+
+ case 'c':
+ options->flags |= OPT_COMPACT;
+ break;
+
+ case 'C':
+ options->flags |= OPT_COERCE;
+ break;
+
+ case 's':
+ options->flags |= OPT_SORT;
+ break;
+
+ case 'p': {
+ if (!optarg || optarg[0] == '\0') {
+ fprintf(stderr, "ERROR: --print requires a filename or '-' for stdin\n");
+ free(options);
+ return NULL;
+ }
+ options->in_file = optarg;
+ options->out_fmt = PLIST_FORMAT_PRINT;
+
+ char *env_fmt = getenv("PLIST_OUTPUT_FORMAT");
+ if (env_fmt) {
+ if (!strcmp(env_fmt, "plutil")) {
+ options->out_fmt = PLIST_FORMAT_PLUTIL;
+ } else if (!strcmp(env_fmt, "limd")) {
+ options->out_fmt = PLIST_FORMAT_LIMD;
+ }
+ }
+ break;
+ }
+
+ case 'n':
+ if (!optarg || optarg[0] == '\0') {
+ fprintf(stderr, "ERROR: --extract needs a node path\n");
+ free(options);
+ return NULL;
+ }
+ options->nodepath = optarg;
+ break;
+
+ case 'd':
+ options->flags |= OPT_DEBUG;
+ break;
+
+ case 'h':
+ free(options);
+ return NULL;
+
+ case 'v':
+ printf("plistutil %s\n", libplist_version());
+ exit(EXIT_SUCCESS);
+
+ default:
+ fprintf(stderr, "ERROR: Invalid option\n");
+ free(options);
+ return NULL;
+ }
+ }
+
+ return options;
+}
+
+int main(int argc, char *argv[])
+{
+ int ret = 0;
+ int input_res = PLIST_ERR_UNKNOWN;
+ int output_res = PLIST_ERR_UNKNOWN;
+ FILE *iplist = NULL;
+ plist_t root_node = NULL;
+ char *plist_out = NULL;
+ uint32_t size = 0;
+ size_t read_size = 0;
+ size_t read_capacity = 4096;
+ char *plist_entire = NULL;
+ struct stat filestats;
+ options_t *options = parse_arguments(argc, argv);
+
+ if (!options)
+ {
+ print_usage(argc, argv);
+ return 0;
+ }
+
+ // detect invocation as plist2json symlink
+ {
+ char *progname = strrchr(argv[0], '/');
+ progname = progname ? progname + 1 : argv[0];
+ if (!strcmp(progname, "plist2json")) {
+ if (options->out_fmt == 0) {
+ options->out_fmt = PLIST_FORMAT_JSON;
+ }
+ options->flags |= OPT_COERCE;
+ }
+ }
+
+ if (options->flags & OPT_DEBUG)
+ {
+ plist_set_debug(1);
+ }
+
+ if (!options->in_file || !strcmp(options->in_file, "-"))
+ {
+ read_size = 0;
+ plist_entire = malloc(sizeof(char) * read_capacity);
+ if(plist_entire == NULL)
+ {
+ fprintf(stderr, "ERROR: Failed to allocate buffer to read from stdin\n");
+ free(options);
+ return 1;
+ }
+ plist_entire[read_size] = '\0';
+ char buf[4096];
+ ssize_t n;
+
+ while (1) {
+ n = read(STDIN_FILENO, buf, sizeof(buf));
+ if (n > 0) {
+ size_t needed = read_size + (size_t)n + 1;
+ if (needed > read_capacity) {
+ size_t newcap = read_capacity ? read_capacity : 4096;
+ while (newcap < needed) {
+ newcap *= 2;
+ }
+
+ char *tmp = realloc(plist_entire, newcap);
+ if (!tmp) {
+ fprintf(stderr, "ERROR: Failed to reallocate stdin buffer\n");
+ free(plist_entire);
+ free(options);
+ return 1;
+ }
+ plist_entire = tmp;
+ read_capacity = newcap;
+ }
+
+ memcpy(plist_entire + read_size, buf, (size_t)n);
+ read_size += (size_t)n;
+ continue;
+ }
+
+ if (n == 0) { // EOF
+ break;
+ }
+
+ // n < 0: error
+ if (errno == EINTR)
+ continue;
+
+ fprintf(stderr, "ERROR: Failed to read from stdin\n");
+ free(plist_entire);
+ free(options);
+ return 1;
+ }
+ plist_entire[read_size] = '\0';
+ }
+ else
+ {
+ // read input file
+ iplist = fopen(options->in_file, "rb");
+ if (!iplist) {
+ fprintf(stderr, "ERROR: Could not open input file '%s': %s\n", options->in_file, strerror(errno));
+ free(options);
+ return 1;
+ }
+
+ memset(&filestats, '\0', sizeof(struct stat));
+ fstat(fileno(iplist), &filestats);
+
+ plist_entire = (char *) malloc(sizeof(char) * (filestats.st_size + 1));
+ if(plist_entire == NULL)
+ {
+ fprintf(stderr, "ERROR: Failed to allocate buffer to read from file\n");
+ free(options);
+ return 1;
+ }
+ read_size = fread(plist_entire, sizeof(char), filestats.st_size, iplist);
+ if (read_size != (size_t)filestats.st_size) {
+ fprintf(stderr, "ERROR: Could not read from input file '%s'\n", options->in_file);
+ fclose(iplist);
+ free(plist_entire);
+ free(options);
+ return 1;
+ }
+ plist_entire[read_size] = '\0';
+ fclose(iplist);
+ }
+
+ if (options->out_fmt == 0) {
+ // convert from binary to xml or vice-versa
+ if (plist_is_binary(plist_entire, read_size))
+ {
+ input_res = plist_from_bin(plist_entire, read_size, &root_node);
+ if (input_res == PLIST_ERR_SUCCESS) {
+ if (options->flags & OPT_SORT) {
+ plist_sort(root_node);
+ }
+ output_res = plist_to_xml(root_node, &plist_out, &size);
+ }
+ }
+ else
+ {
+ input_res = plist_from_xml(plist_entire, read_size, &root_node);
+ if (input_res == PLIST_ERR_SUCCESS) {
+ if (options->flags & OPT_SORT) {
+ plist_sort(root_node);
+ }
+ output_res = plist_to_bin(root_node, &plist_out, &size);
+ }
+ }
+ }
+ else
+ {
+ input_res = plist_from_memory(plist_entire, read_size, &root_node, NULL);
+ if (input_res == PLIST_ERR_SUCCESS) {
+
+ if (options->nodepath) {
+ char *copy = strdup(options->nodepath);
+ char *tok, *saveptr = NULL;
+ if (!copy) {
+ plist_free(root_node);
+ free(plist_entire);
+ free(options);
+ return 1;
+ }
+
+ plist_t current = root_node;
+ for (tok = strtok_r(copy, "/", &saveptr); tok; tok = strtok_r(NULL, "/", &saveptr)) {
+ if (*tok == '\0') continue;
+ switch (plist_get_node_type(current)) {
+ case PLIST_DICT:
+ current = plist_dict_get_item(current, tok);
+ break;
+ case PLIST_ARRAY: {
+ char* endp = NULL;
+ uint32_t idx = strtoul(tok, &endp, 10);
+ if (endp == tok || *endp != '\0') {
+ current = NULL;
+ break;
+ }
+ if (idx >= plist_array_get_size(current)) {
+ current = NULL;
+ break;
+ }
+ current = plist_array_get_item(current, idx);
+ break;
+ }
+ default:
+ current = NULL;
+ break;
+ }
+ if (!current) {
+ break;
+ }
+ }
+ free(copy);
+ if (current) {
+ plist_t destnode = plist_copy(current);
+ plist_free(root_node);
+ root_node = destnode;
+ } else {
+ fprintf(stderr, "ERROR: nodepath '%s' is invalid\n", options->nodepath);
+ plist_free(root_node);
+ free(plist_entire);
+ free(options);
+ return 1;
+ }
+ }
+
+ if (options->flags & OPT_SORT) {
+ plist_sort(root_node);
+ }
+ if (options->out_fmt == PLIST_FORMAT_BINARY) {
+ output_res = plist_to_bin(root_node, &plist_out, &size);
+ } else if (options->out_fmt == PLIST_FORMAT_XML) {
+ output_res = plist_to_xml(root_node, &plist_out, &size);
+ } else if (options->out_fmt == PLIST_FORMAT_JSON) {
+ plist_write_options_t wropts = PLIST_OPT_NONE;
+ if (options->flags & OPT_COMPACT) wropts |= PLIST_OPT_COMPACT;
+ if (options->flags & OPT_COERCE) wropts |= PLIST_OPT_COERCE;
+ output_res = plist_to_json_with_options(root_node, &plist_out, &size, wropts);
+ } else if (options->out_fmt == PLIST_FORMAT_OSTEP) {
+ plist_write_options_t wropts = PLIST_OPT_NONE;
+ if (options->flags & OPT_COMPACT) wropts |= PLIST_OPT_COMPACT;
+ if (options->flags & OPT_COERCE) wropts |= PLIST_OPT_COERCE;
+ output_res = plist_to_openstep_with_options(root_node, &plist_out, &size, wropts);
+ } else {
+ plist_write_to_stream(root_node, stdout, options->out_fmt, PLIST_OPT_PARTIAL_DATA);
+ plist_free(root_node);
+ free(plist_entire);
+ free(options);
+ return 0;
+ }
+ }
+ }
+ plist_free(root_node);
+ free(plist_entire);
+
+ if (plist_out)
+ {
+ if (options->out_file != NULL && strcmp(options->out_file, "-") != 0)
+ {
+ FILE *oplist = fopen(options->out_file, "wb");
+ if (!oplist) {
+ fprintf(stderr, "ERROR: Could not open output file '%s': %s\n", options->out_file, strerror(errno));
+ free(options);
+ return 1;
+ }
+ fwrite(plist_out, size, sizeof(char), oplist);
+ fclose(oplist);
+ }
+ // if no output file specified, write to stdout
+ else
+ fwrite(plist_out, size, sizeof(char), stdout);
+
+ free(plist_out);
+ }
+
+ if (input_res == PLIST_ERR_SUCCESS) {
+ switch (output_res) {
+ case PLIST_ERR_SUCCESS:
+ break;
+ case PLIST_ERR_CIRCULAR_REF:
+ fprintf(stderr, "ERROR: Circular reference detected.\n");
+ ret = 5;
+ break;
+ case PLIST_ERR_MAX_NESTING:
+ fprintf(stderr, "ERROR: Output plist data exceeds maximum nesting depth.\n");
+ ret = 4;
+ break;
+ case PLIST_ERR_FORMAT:
+ fprintf(stderr, "ERROR: Input plist data is not compatible with output format.\n");
+ ret = 2;
+ break;
+ default:
+ fprintf(stderr, "ERROR: Failed to convert plist data (%d)\n", output_res);
+ ret = 1;
+ break;
+ }
+ } else {
+ switch (input_res) {
+ case PLIST_ERR_PARSE:
+ if (options->out_fmt == 0) {
+ fprintf(stderr, "ERROR: Could not parse plist data, expected XML or binary plist\n");
+ } else {
+ fprintf(stderr, "ERROR: Could not parse plist data (%d)\n", input_res);
+ }
+ ret = 3;
+ break;
+ case PLIST_ERR_CIRCULAR_REF:
+ fprintf(stderr, "ERROR: Circular reference detected in input plist data.\n");
+ ret = 5;
+ break;
+ case PLIST_ERR_MAX_NESTING:
+ fprintf(stderr, "ERROR: Input plist data exceeds maximum nesting depth.\n");
+ ret = 4;
+ break;
+ default:
+ fprintf(stderr, "ERROR: Could not parse plist data (%d)\n", input_res);
+ ret = 1;
+ break;
+ }
+ }
+
+ free(options);
+ return ret;
+}
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