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Re: Non-nil terminated C string to NSString
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Re: Non-nil terminated C string to NSString


  • Subject: Re: Non-nil terminated C string to NSString
  • From: Ryan Britton <email@hidden>
  • Date: Wed, 2 Aug 2006 19:37:50 -0700

I don't know if this is the best way to do it, but this is how I always have.

char *buffer = (char *) malloc((passwordLength + 1) * sizeof(char));
//Put it in a zero-terminated buffer so stringWithUTF8String can handle it
strncpy(buffer, passwordData, passwordLength);
buffer[passwordLength] = 0;
NSString *password = [NSString stringWithUTF8String:buffer];
free(buffer);



On Aug 2, 2006, at 6:00 PM, Ben Phipps wrote:

I want to turn a non-nil terminated c string (such as the one received from Keychain) into an NSString. Since stringWithCString:length: is deprecated in 10.4, what is the correct way to do this?

Creating an NSString then asking for a substring seems wasteful as the initial string could be huge. And inserting a null character into the c string doesn't work since I could be corrupting memory. Any suggestions?

Thanks,
Ben
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 >Non-nil terminated C string to NSString (From: Ben Phipps <email@hidden>)

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