fix object header parser for zero-length object headers

From:: "Todd C. Miller" <Todd.Miller@sudo.ws>
Subject:: Re: fix object header parser for zero-length object headers
To:: Stefan Sperling <stsp@stsp.name>
Cc:: gameoftrees@openbsd.org
Date:: Fri, 28 Jan 2022 08:17:25 -0700

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2022-01-28 12:02 Stefan Sperling:
fix object header parser for zero-length object headers
- 2022-01-28 15:00 Tracey Emery:
  fix object header parser for zero-length object headers
- 2022-01-28 15:17 Todd C. Miller:
  fix object header parser for zero-length object headers
- - 2022-01-28 16:30 Stefan Sperling:
    fix object header parser for zero-length object headers
  - - 2022-01-28 16:41 Todd C. Miller:
      fix object header parser for zero-length object headers

Now that you guarantee that buf is NUL-terminated there is no need
for strnlen() so you can just do:

	(*obj)->hdrlen = strlen(buf) + 1 /* '\0' */;

 - todd

2022-01-28 12:02 Stefan Sperling:
fix object header parser for zero-length object headers
- 2022-01-28 15:00 Tracey Emery:
  fix object header parser for zero-length object headers
- 2022-01-28 15:17 Todd C. Miller:
  fix object header parser for zero-length object headers
- - 2022-01-28 16:30 Stefan Sperling:
    fix object header parser for zero-length object headers
  - - 2022-01-28 16:41 Todd C. Miller:
      fix object header parser for zero-length object headers