From 3534b428629be185e096be99e3bd5fdfe32d5544 Mon Sep 17 00:00:00 2001 From: Laurent Bercot Date: Thu, 18 Sep 2014 18:55:44 +0000 Subject: initial commit with rc for skalibs-2.0.0.0 --- src/libstddjb/netstring_put.c | 36 ++++++++++++++++++++++++++++++++++++ 1 file changed, 36 insertions(+) create mode 100644 src/libstddjb/netstring_put.c (limited to 'src/libstddjb/netstring_put.c') diff --git a/src/libstddjb/netstring_put.c b/src/libstddjb/netstring_put.c new file mode 100644 index 0000000..5a27b25 --- /dev/null +++ b/src/libstddjb/netstring_put.c @@ -0,0 +1,36 @@ +/* ISC license. */ + +#include +#include +#include +#include + +int netstring_put (buffer *b, char const *s, unsigned int len, unsigned int *written) +{ + char fmt[UINT_FMT] ; + unsigned int n = uint_fmt(fmt, len) ; + if (*written > len + n + 2) return (errno = EINVAL, 0) ; + fmt[n] = ':' ; + if (*written < n + 1) + { + unsigned int w = *written ; + int r = buffer_putall(b, fmt, n+1, &w) ; + if (r < 0) return (*written = w, 0) ; + *written = n+1 ; + } + if (*written < n+1 + len) + { + unsigned int w = *written - (n+1) ; + int r = buffer_putall(b, s, len, &w) ; + *written = w + (n+1) ; + if (r < 0) return (*written = n+1 + w, 0) ; + *written = n+1 + len ; + } + { + unsigned int w = 0 ; + int r = buffer_putall(b, ",", 1, &w) ; + if (r < 0) return 0 ; + } + *written = 0 ; + return 1 ; +} -- cgit v1.3.1