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libtelnet
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add printf data sender

This commit is contained in:
Sean Middleditch 2009-03-16 12:49:35 -04:00
parent ceeeddaff3
commit d58f49f03a
2 changed files with 26 additions and 0 deletions
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17
libtelnet.c
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@ -855,3 +855,20 @@ void libtelnet_begin_compress2(libtelnet_t *telnet) {
_event(telnet, LIBTELNET_EV_COMPRESS, 1, 0, 0, 0); _event(telnet, LIBTELNET_EV_COMPRESS, 1, 0, 0, 0);
#endif /* HAVE_ZLIB */ #endif /* HAVE_ZLIB */
} }
/* send formatted data through libtelnet_send_data */
int libtelnet_send_printf(libtelnet_t *telnet, const char *fmt, ...) {
char buffer[4096];
va_list va;
int rs;
/* format */
va_start(va, fmt);
rs = vsnprintf(buffer, sizeof(buffer), fmt, va);
va_end(va);
/* send */
libtelnet_send_data(telnet, (unsigned char *)buffer, rs);
return rs;
}

9
libtelnet.h
View File

@ -228,4 +228,13 @@ extern void libtelnet_send_subnegotiation(libtelnet_t *telnet,
/* begin sending compressed data (server only) */ /* begin sending compressed data (server only) */
extern void libtelnet_begin_compress2(libtelnet_t *telnet); extern void libtelnet_begin_compress2(libtelnet_t *telnet);
/* send formatted data (through libtelnet_send_data) */
#ifdef __GNUC__
# define LIBTELNET_GNU_PRINTF(f,a) __attribute__((printf(f, a)))
#else
# define LIBTELNET_GNU_PRINTF(f,a)
#endif
extern int libtelnet_send_printf(libtelnet_t *telnet, const char *fmt, ...);
#endif /* !defined(LIBTELNET_INCLUDE) */ #endif /* !defined(LIBTELNET_INCLUDE) */