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-rw-r--r--common/utils.c195
1 files changed, 195 insertions, 0 deletions
diff --git a/common/utils.c b/common/utils.c
index 68b23b9..aa0332d 100644
--- a/common/utils.c
+++ b/common/utils.c
@@ -27,6 +27,8 @@
#include <stdlib.h>
#include <string.h>
#include <time.h>
+#include <sys/time.h>
+#include <inttypes.h>
#include "utils.h"
@@ -222,3 +224,196 @@ int plist_write_to_filename(plist_t plist, const char *filename, enum plist_form
return 1;
}
+
+static const char base64_str[] = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";
+static const char base64_pad = '=';
+
+static char *base64encode(const unsigned char *buf, size_t size)
+{
+ if (!buf || !(size > 0)) return NULL;
+ int outlen = (size / 3) * 4;
+ char *outbuf = (char*)malloc(outlen+5); // 4 spare bytes + 1 for '\0'
+ size_t n = 0;
+ size_t m = 0;
+ unsigned char input[3];
+ unsigned int output[4];
+ while (n < size) {
+ input[0] = buf[n];
+ input[1] = (n+1 < size) ? buf[n+1] : 0;
+ input[2] = (n+2 < size) ? buf[n+2] : 0;
+ output[0] = input[0] >> 2;
+ output[1] = ((input[0] & 3) << 4) + (input[1] >> 4);
+ output[2] = ((input[1] & 15) << 2) + (input[2] >> 6);
+ output[3] = input[2] & 63;
+ outbuf[m++] = base64_str[(int)output[0]];
+ outbuf[m++] = base64_str[(int)output[1]];
+ outbuf[m++] = (n+1 < size) ? base64_str[(int)output[2]] : base64_pad;
+ outbuf[m++] = (n+2 < size) ? base64_str[(int)output[3]] : base64_pad;
+ n+=3;
+ }
+ outbuf[m] = 0; // 0-termination!
+ return outbuf;
+}
+
+static void plist_node_print_to_stream(plist_t node, int* indent_level, FILE* stream);
+
+static void plist_array_print_to_stream(plist_t node, int* indent_level, FILE* stream)
+{
+ /* iterate over items */
+ int i, count;
+ plist_t subnode = NULL;
+
+ count = plist_array_get_size(node);
+
+ for (i = 0; i < count; i++) {
+ subnode = plist_array_get_item(node, i);
+ fprintf(stream, "%*s", *indent_level, "");
+ fprintf(stream, "%d: ", i);
+ plist_node_print_to_stream(subnode, indent_level, stream);
+ }
+}
+
+static void plist_dict_print_to_stream(plist_t node, int* indent_level, FILE* stream)
+{
+ /* iterate over key/value pairs */
+ plist_dict_iter it = NULL;
+
+ char* key = NULL;
+ plist_t subnode = NULL;
+ plist_dict_new_iter(node, &it);
+ plist_dict_next_item(node, it, &key, &subnode);
+ while (subnode)
+ {
+ fprintf(stream, "%*s", *indent_level, "");
+ fprintf(stream, "%s", key);
+ if (plist_get_node_type(subnode) == PLIST_ARRAY)
+ fprintf(stream, "[%d]: ", plist_array_get_size(subnode));
+ else
+ fprintf(stream, ": ");
+ free(key);
+ key = NULL;
+ plist_node_print_to_stream(subnode, indent_level, stream);
+ plist_dict_next_item(node, it, &key, &subnode);
+ }
+ free(it);
+}
+
+static void plist_node_print_to_stream(plist_t node, int* indent_level, FILE* stream)
+{
+ char *s = NULL;
+ char *data = NULL;
+ double d;
+ uint8_t b;
+ uint64_t u = 0;
+ struct timeval tv = { 0, 0 };
+
+ plist_type t;
+
+ if (!node)
+ return;
+
+ t = plist_get_node_type(node);
+
+ switch (t) {
+ case PLIST_BOOLEAN:
+ plist_get_bool_val(node, &b);
+ fprintf(stream, "%s\n", (b ? "true" : "false"));
+ break;
+
+ case PLIST_UINT:
+ plist_get_uint_val(node, &u);
+ fprintf(stream, "%"PRIu64"\n", (long long)u);
+ break;
+
+ case PLIST_REAL:
+ plist_get_real_val(node, &d);
+ fprintf(stream, "%f\n", d);
+ break;
+
+ case PLIST_STRING:
+ plist_get_string_val(node, &s);
+ fprintf(stream, "%s\n", s);
+ free(s);
+ break;
+
+ case PLIST_KEY:
+ plist_get_key_val(node, &s);
+ fprintf(stream, "%s: ", s);
+ free(s);
+ break;
+
+ case PLIST_DATA:
+ plist_get_data_val(node, &data, &u);
+ if (u > 0) {
+ s = base64encode((unsigned char*)data, u);
+ free(data);
+ if (s) {
+ fprintf(stream, "%s\n", s);
+ free(s);
+ } else {
+ fprintf(stream, "\n");
+ }
+ } else {
+ fprintf(stream, "\n");
+ }
+ break;
+
+ case PLIST_DATE:
+ plist_get_date_val(node, (int32_t*)&tv.tv_sec, (int32_t*)&tv.tv_usec);
+ {
+ time_t ti = (time_t)tv.tv_sec;
+ struct tm *btime = localtime(&ti);
+ if (btime) {
+ s = (char*)malloc(24);
+ memset(s, 0, 24);
+ if (strftime(s, 24, "%Y-%m-%dT%H:%M:%SZ", btime) <= 0) {
+ free (s);
+ s = NULL;
+ }
+ }
+ }
+ if (s) {
+ fprintf(stream, "%s\n", s);
+ free(s);
+ } else {
+ fprintf(stream, "\n");
+ }
+ break;
+
+ case PLIST_ARRAY:
+ fprintf(stream, "\n");
+ (*indent_level)++;
+ plist_array_print_to_stream(node, indent_level, stream);
+ (*indent_level)--;
+ break;
+
+ case PLIST_DICT:
+ fprintf(stream, "\n");
+ (*indent_level)++;
+ plist_dict_print_to_stream(node, indent_level, stream);
+ (*indent_level)--;
+ break;
+
+ default:
+ break;
+ }
+}
+
+void plist_print_to_stream(plist_t plist, FILE* stream)
+{
+ int indent = 0;
+
+ if (!plist || !stream)
+ return;
+
+ switch (plist_get_node_type(plist)) {
+ case PLIST_DICT:
+ plist_dict_print_to_stream(plist, &indent, stream);
+ break;
+ case PLIST_ARRAY:
+ plist_array_print_to_stream(plist, &indent, stream);
+ break;
+ default:
+ plist_node_print_to_stream(plist, &indent, stream);
+ }
+}