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FS-4003 --resolve add IPv6 support to ESL client library, thanks to Steven Ayre

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This commit is contained in:
Ken Rice 2012-11-01 22:39:06 +00:00
parent 5bc9fa8a66
commit 3c249b012e
2 changed files with 24 additions and 13 deletions
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35
libs/esl/src/esl.c
View File

@ -916,6 +916,8 @@ ESL_DECLARE(esl_status_t) esl_connect_timeout(esl_handle_t *handle, const char *
int rval = 0; int rval = 0;
const char *hval; const char *hval;
struct addrinfo hints = { 0 }, *result; struct addrinfo hints = { 0 }, *result;
struct sockaddr_in *sockaddr_in;
struct sockaddr_in6 *sockaddr_in6;
#ifndef WIN32 #ifndef WIN32
int fd_flags = 0; int fd_flags = 0;
#else #else
@ -936,27 +938,36 @@ ESL_DECLARE(esl_status_t) esl_connect_timeout(esl_handle_t *handle, const char *
if (!handle->packet_buf) { if (!handle->packet_buf) {
esl_buffer_create(&handle->packet_buf, BUF_CHUNK, BUF_START, 0); esl_buffer_create(&handle->packet_buf, BUF_CHUNK, BUF_START, 0);
} }
handle->sock = socket(PF_INET, SOCK_STREAM, IPPROTO_TCP);
if (handle->sock == ESL_SOCK_INVALID) {
snprintf(handle->err, sizeof(handle->err), "Socket Error");
return ESL_FAIL;
}
hints.ai_family = AF_INET;
hints.ai_socktype = SOCK_STREAM; hints.ai_socktype = SOCK_STREAM;
if (getaddrinfo(host, NULL, &hints, &result)) { if (getaddrinfo(host, NULL, &hints, &result)) {
strncpy(handle->err, "Cannot resolve host", sizeof(handle->err)); strncpy(handle->err, "Cannot resolve host", sizeof(handle->err));
goto fail; goto fail;
} }
memcpy(&handle->sockaddr, result->ai_addr, sizeof(handle->sockaddr)); memcpy(&handle->sockaddr, result->ai_addr, sizeof(handle->sockaddr));
handle->sockaddr.sin_family = AF_INET; switch(handle->sockaddr.ss_family) {
handle->sockaddr.sin_port = htons(port); case AF_INET:
sockaddr_in = (struct sockaddr_in*)&(handle->sockaddr);
sockaddr_in->sin_port = htons(port);
break;
case AF_INET6:
sockaddr_in6 = (struct sockaddr_in6*)&(handle->sockaddr);
sockaddr_in6->sin6_port = htons(port);
break;
default:
strncpy(handle->err, "Host resolves to unsupported address family", sizeof(handle->err));
goto fail;
}
freeaddrinfo(result); freeaddrinfo(result);
handle->sock = socket(handle->sockaddr.ss_family, SOCK_STREAM, IPPROTO_TCP);
if (handle->sock == ESL_SOCK_INVALID) {
snprintf(handle->err, sizeof(handle->err), "Socket Error");
return ESL_FAIL;
}
if (timeout) { if (timeout) {
#ifdef WIN32 #ifdef WIN32

2
libs/esl/src/include/esl.h
View File

@ -288,7 +288,7 @@ typedef enum {
/*! \brief A handle that will hold the socket information and /*! \brief A handle that will hold the socket information and
different events received. */ different events received. */
typedef struct { typedef struct {
struct sockaddr_in sockaddr; struct sockaddr_storage sockaddr;
struct hostent hostent; struct hostent hostent;
char hostbuf[256]; char hostbuf[256];
esl_socket_t sock; esl_socket_t sock;