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author | gshapiro <gshapiro@FreeBSD.org> | 2002-02-17 21:56:45 +0000 |
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committer | gshapiro <gshapiro@FreeBSD.org> | 2002-02-17 21:56:45 +0000 |
commit | 8449595fe97f4474b9b9a7e4edee1ef35dcff393 (patch) | |
tree | e7a33b132264d449a512ddf4a8685df097669c1d /contrib/sendmail/libsm/vsprintf.c | |
parent | 289b381b31415647269c7520d881017e2dcb27f1 (diff) | |
download | FreeBSD-src-8449595fe97f4474b9b9a7e4edee1ef35dcff393.zip FreeBSD-src-8449595fe97f4474b9b9a7e4edee1ef35dcff393.tar.gz |
Import sendmail 8.12.2
Diffstat (limited to 'contrib/sendmail/libsm/vsprintf.c')
-rw-r--r-- | contrib/sendmail/libsm/vsprintf.c | 66 |
1 files changed, 66 insertions, 0 deletions
diff --git a/contrib/sendmail/libsm/vsprintf.c b/contrib/sendmail/libsm/vsprintf.c new file mode 100644 index 0000000..827fcec --- /dev/null +++ b/contrib/sendmail/libsm/vsprintf.c @@ -0,0 +1,66 @@ +/* + * Copyright (c) 2000-2001 Sendmail, Inc. and its suppliers. + * All rights reserved. + * Copyright (c) 1990, 1993 + * The Regents of the University of California. All rights reserved. + * + * This code is derived from software contributed to Berkeley by + * Chris Torek. + * + * By using this file, you agree to the terms and conditions set + * forth in the LICENSE file which can be found at the top level of + * the sendmail distribution. + */ + +#include <sm/gen.h> +SM_RCSID("@(#)$Id: vsprintf.c,v 1.21 2001/09/11 04:04:49 gshapiro Exp $") +#include <limits.h> +#include <sm/io.h> +#include "local.h" + +/* +** SM_VSPRINTF -- format data for "output" into a string +** +** Assigned 'str' to a "fake" file pointer. This allows common +** o/p formatting function sm_vprintf() to be used. +** +** Parameters: +** str -- location for output +** fmt -- format directives +** ap -- data unit vectors for use by 'fmt' +** +** Results: +** result from sm_io_vfprintf() +** +** Side Effects: +** Quietly limits the size to INT_MAX though this may +** not prevent SEGV's. +*/ + +int +sm_vsprintf(str, fmt, ap) + char *str; + const char *fmt; + SM_VA_LOCAL_DECL +{ + int ret; + SM_FILE_T fake; + + fake.sm_magic = SmFileMagic; + fake.f_file = -1; + fake.f_flags = SMWR | SMSTR; + fake.f_bf.smb_base = fake.f_p = (unsigned char *)str; + fake.f_bf.smb_size = fake.f_w = INT_MAX; + fake.f_timeout = SM_TIME_FOREVER; + fake.f_timeoutstate = SM_TIME_BLOCK; + fake.f_close = NULL; + fake.f_open = NULL; + fake.f_read = NULL; + fake.f_write = NULL; + fake.f_seek = NULL; + fake.f_setinfo = fake.f_getinfo = NULL; + fake.f_type = "sm_vsprintf:fake"; + ret = sm_io_vfprintf(&fake, SM_TIME_FOREVER, fmt, ap); + *fake.f_p = '\0'; + return ret; +} |