diff options
Diffstat (limited to 'lib/lwres/lwresutil.c')
| -rw-r--r-- | lib/lwres/lwresutil.c | 46 |
1 files changed, 23 insertions, 23 deletions
diff --git a/lib/lwres/lwresutil.c b/lib/lwres/lwresutil.c index 3bf5660f3da5..0d1e5aaf878c 100644 --- a/lib/lwres/lwresutil.c +++ b/lib/lwres/lwresutil.c @@ -1,5 +1,5 @@ /* - * Copyright (C) 2004, 2005, 2007 Internet Systems Consortium, Inc. ("ISC") + * Copyright (C) 2004, 2005, 2007, 2014 Internet Systems Consortium, Inc. ("ISC") * Copyright (C) 2000, 2001 Internet Software Consortium. * * Permission to use, copy, modify, and/or distribute this software for any @@ -27,7 +27,7 @@ * given by *len. The buffer's current pointer is advanced to point at * the character following the string length, the encoded string, and * the trailing NULL character. - * + * * lwres_addr_parse() extracts an address from the buffer b. The * buffer's current pointer b->current is presumed to point at an * encoded address: the address preceded by a 32-bit protocol family @@ -36,10 +36,10 @@ * the address that was copied. b->current is advanced to point at the * next byte of available data in the buffer following the encoded * address. - * + * * lwres_getaddrsbyname() and lwres_getnamebyaddr() use the * lwres_gnbaresponse_t structure defined below: - * + * * \code * typedef struct { * lwres_uint32_t flags; @@ -54,45 +54,45 @@ * size_t baselen; * } lwres_gabnresponse_t; * \endcode - * + * * The contents of this structure are not manipulated directly but - * they are controlled through the \link lwres_gabn.c lwres_gabn*\endlink functions. - * + * they are controlled through the \link lwres_gabn.c lwres_gabn*\endlink functions. + * * The lightweight resolver uses lwres_getaddrsbyname() to perform * foward lookups. Hostname name is looked up using the resolver - * context ctx for memory allocation. addrtypes is a bitmask + * context ctx for memory allocation. addrtypes is a bitmask * indicating which type of addresses are to be looked up. Current * values for this bitmask are #LWRES_ADDRTYPE_V4 for IPv4 addresses * and #LWRES_ADDRTYPE_V6 for IPv6 addresses. Results of the lookup are * returned in *structp. - * - * lwres_getnamebyaddr() performs reverse lookups. Resolver context + * + * lwres_getnamebyaddr() performs reverse lookups. Resolver context * ctx is used for memory allocation. The address type is indicated by * addrtype: #LWRES_ADDRTYPE_V4 or #LWRES_ADDRTYPE_V6. The address to be - * looked up is given by addr and its length is addrlen bytes. The - * result of the function call is made available through *structp. - * + * looked up is given by addr and its length is addrlen bytes. The + * result of the function call is made available through *structp. + * * \section lwresutil_return Return Values - * + * * Successful calls to lwres_string_parse() and lwres_addr_parse() - * return #LWRES_R_SUCCESS. Both functions return #LWRES_R_FAILURE if - * the buffer is corrupt or #LWRES_R_UNEXPECTEDEND if the buffer has + * return #LWRES_R_SUCCESS. Both functions return #LWRES_R_FAILURE if + * the buffer is corrupt or #LWRES_R_UNEXPECTEDEND if the buffer has * less space than expected for the components of the encoded string * or address. - * + * * lwres_getaddrsbyname() returns #LWRES_R_SUCCESS on success and it * returns #LWRES_R_NOTFOUND if the hostname name could not be found. - * + * * #LWRES_R_SUCCESS is returned by a successful call to * lwres_getnamebyaddr(). - * + * * Both lwres_getaddrsbyname() and lwres_getnamebyaddr() return * #LWRES_R_NOMEMORY when memory allocation requests fail and * #LWRES_R_UNEXPECTEDEND if the buffers used for sending queries and - * receiving replies are too small. - * + * receiving replies are too small. + * * \section lwresutil_see See Also - * + * * lwbuffer.c, lwres_gabn.c */ @@ -390,7 +390,7 @@ lwres_getnamebyaddr(lwres_context_t *ctx, lwres_uint32_t addrtype, request.flags = 0; request.addr.family = addrtype; request.addr.length = addrlen; - memcpy(request.addr.address, addr, addrlen); + memmove(request.addr.address, addr, addrlen); pkt.pktflags = 0; pkt.serial = serial; pkt.result = 0; |