keychain/SecureObjectSync/Tool/secToolFileIO.c

   1 //
   2 //  secToolFileIO.c
   3 //  sec
   4 //
   5 //
   6 //
   7
   8 #include "secToolFileIO.h"
   9
  10 #include <copyfile.h>
  11 #include <libgen.h>
  12 #include <utilities/SecCFWrappers.h>
  13
  14 FILE *outFile = NULL;
  15 FILE *errFile = NULL;
  16
  17 void _printcfmsg(FILE *ff, CFDictionaryRef formatOptions, CFStringRef format, ...) CF_FORMAT_FUNCTION(3, 4);
  18
  19 void _printcfmsg(FILE *ff, CFDictionaryRef formatOptions, CFStringRef format, ...)
  20 {
  21     va_list args;
  22     va_start(args, format);
  23     CFStringRef message = CFStringCreateWithFormatAndArguments(kCFAllocatorDefault, formatOptions, format, args);
  24     va_end(args);
  25     CFStringPerformWithCString(message, ^(const char *utf8String) { fprintf(ff, "%s", utf8String); });
  26     CFRelease(message);
  27 }
  28
  29
  30 int SOSLogSetOutputTo(char *dir, char *filename) {
  31     size_t pathlen = 0;
  32
  33     if(dir && filename) {
  34         pathlen = strlen(dir) + strlen(filename) + 2;
  35         char path[pathlen];
  36         snprintf(path, pathlen, "%s/%s", dir, filename);
  37         outFile = fopen(path, "a");
  38     } else if(dir || filename) {
  39         outFile = stdout;
  40         return -1;
  41     } else {
  42         outFile = stdout;
  43     }
  44     errFile = stderr;
  45     return 0;
  46 }
  47
  48 void closeOutput(void) {
  49     if(outFile != stdout) {
  50         fclose(outFile);
  51     }
  52     outFile = stdout;
  53 }
  54
  55 int copyFileToOutputDir(char *dir, char *toCopy) {
  56     char *bname = basename(toCopy);
  57     char destpath[256];
  58     int status;
  59     copyfile_state_t cpfilestate = copyfile_state_alloc();
  60
  61     status = snprintf(destpath, 256, "%s/%s", dir, bname);
  62     if(status < 0 || status > 256) return -1;
  63
  64     int retval = copyfile(toCopy, destpath, cpfilestate, COPYFILE_ALL);
  65
  66     copyfile_state_free(cpfilestate);
  67     return retval;
  68 }