move source files to src/

git-svn-id: file:///home/lennart/svn/public/nss-mdns/trunk@51 0ee8848e-81ea-0310-a63a-f631d1a40d77

1 files changed, 0 insertions, 298 deletions

diff --git a/nss.c b/nss.c
deleted file mode 100644
index 0515b2d..0000000
--- a/nss.c
+++ /dev/null
@@ -1,298 +0,0 @@
-#include <unistd.h>
-#include <errno.h>
-#include <string.h>
-#include <assert.h>
-#include <netdb.h>
-#include <sys/socket.h>
-#include <nss.h>
-
-#include "query.h"
-
-#define MAX_ENTRIES 16
-
-#ifdef NSS_IPV4_ONLY
-#define _nss_mdns_gethostbyname2_r _nss_mdns4_gethostbyname2_r
-#define _nss_mdns_gethostbyname_r _nss_mdns4_gethostbyname_r
-#define _nss_mdns_gethostbyaddr_r _nss_mdns4_gethostbyaddr_r
-#elif NSS_IPV6_ONLY
-#define _nss_mdns_gethostbyname2_r _nss_mdns6_gethostbyname2_r
-#define _nss_mdns_gethostbyname_r _nss_mdns6_gethostbyname_r
-#define _nss_mdns_gethostbyaddr_r _nss_mdns6_gethostbyaddr_r
-#endif
-
-struct userdata {
-    int count;
-    int data_len; /* only valid when doing reverse lookup */
-    union  {
-        ipv4_address_t ipv4[MAX_ENTRIES];
-        ipv6_address_t ipv6[MAX_ENTRIES];
-        char *name[MAX_ENTRIES];
-    } data;
-};
-
-static void ipv4_callback(const ipv4_address_t *ipv4, void *userdata) {
-    struct userdata *u = userdata;
-    assert(ipv4 && userdata);
-
-    if (u->count >= MAX_ENTRIES)
-        return;
-
-    u->data.ipv4[u->count++] = *ipv4;
-    u->data_len += sizeof(ipv4_address_t);
-}
-
-static void ipv6_callback(const ipv6_address_t *ipv6, void *userdata) {
-    struct userdata *u = userdata;
-    assert(ipv6 && userdata);
-
-    if (u->count >= MAX_ENTRIES)
-        return;
-
-    u->data.ipv6[u->count++] = *ipv6;
-    u->data_len += sizeof(ipv6_address_t);
-}
-
-static void name_callback(const char*name, void *userdata) {
-    struct userdata *u = userdata;
-    assert(name && userdata);
-
-    if (u->count >= MAX_ENTRIES)
-        return;
-
-    u->data.name[u->count++] = strdup(name);
-    u->data_len += strlen(name)+1;
-}
-
-enum nss_status _nss_mdns_gethostbyname2_r(
-    const char *name,
-    int af,
-    struct hostent * result,
-    char *buffer,
-    size_t buflen,
-    int *errnop,
-    int *h_errnop) {
-
-    struct userdata u;
-    enum nss_status status = NSS_STATUS_UNAVAIL;
-    int fd = -1, r, i;
-    size_t address_length, l, index, astart;
-
-/*     DEBUG_TRAP; */
-
-#ifdef NSS_IPV4_ONLY
-    if (af != AF_INET) 
-#elif NSS_IPV6_ONLY
-    if (af != AF_INET6)
-#else        
-    if (af != AF_INET && af != AF_INET6)
-#endif        
-    {    
-        *errnop = EINVAL;
-        *h_errnop = NO_RECOVERY;
-        goto finish;
-    }
-
-    address_length = af == AF_INET ? sizeof(ipv4_address_t) : sizeof(ipv6_address_t);
-    if (buflen <
-        sizeof(char*)+    /* alias names */
-        strlen(name)+1)  {   /* official name */
-        
-        *errnop = ERANGE;
-        *h_errnop = NO_RECOVERY;
-        status = NSS_STATUS_TRYAGAIN;
-
-        goto finish;
-    }
-    
-    if ((fd = mdns_open_socket()) < 0) {
-
-        *errnop = errno;
-        *h_errnop = NO_RECOVERY;
-        goto finish;
-    }
-
-    u.count = 0;
-    u.data_len = 0;
-    
-    if ((r = mdns_query_name(fd, name, af == AF_INET ? ipv4_callback : NULL, af == AF_INET6 ? ipv6_callback : NULL, &u)) < 0) {
-        *errnop = ETIMEDOUT;
-        *h_errnop = HOST_NOT_FOUND;
-        goto finish;
-    }
-
-    /* Alias names */
-    *((char**) buffer) = NULL;
-    result->h_aliases = (char**) buffer;
-    index = sizeof(char*);
-
-    /* Official name */
-    strcpy(buffer+index, name); 
-    result->h_name = buffer+index;
-    index += strlen(name)+1;
-    
-    result->h_addrtype = af;
-    result->h_length = address_length;
-
-    /* Check if there's enough space for the addresses */
-    if (buflen < index+u.data_len+sizeof(char*)*(u.count+1)) {
-        *errnop = ERANGE;
-        *h_errnop = NO_RECOVERY;
-        status = NSS_STATUS_TRYAGAIN;
-        goto finish;
-    }
-
-    /* Addresses */
-    astart = index;
-    l = u.count*address_length;
-    memcpy(buffer+astart, &u.data, l);
-    index += l;
-
-    /* Address array */
-    for (i = 0; i < u.count; i++)
-        ((char**) (buffer+index))[i] = buffer+astart+address_length*i;
-    ((char**) (buffer+index))[i] = NULL;
-
-    result->h_addr_list = (char**) (buffer+index);
-
-    status = NSS_STATUS_SUCCESS;
-    
-finish:
-    if (fd >= 0)
-        close(fd);
-    
-    return status;
-}
-
-enum nss_status _nss_mdns_gethostbyname_r (
-    const char *name,
-    struct hostent *result,
-    char *buffer,
-    size_t buflen,
-    int *errnop,
-    int *h_errnop) {
-
-    return _nss_mdns_gethostbyname2_r(
-        name,
-#ifdef NSS_IPV6_ONLY
-        AF_INET6,
-#else
-        AF_INET,
-#endif        
-        result,
-        buffer,
-        buflen,
-        errnop,
-        h_errnop);
-}
-
-enum nss_status _nss_mdns_gethostbyaddr_r(
-    const void* addr,
-    int len,
-    int af,
-    struct hostent *result,
-    char *buffer,
-    size_t buflen,
-    int *errnop,
-    int *h_errnop) {
-    
-    *errnop = EINVAL;
-    *h_errnop = NO_RECOVERY;
-
-    struct userdata u;
-    enum nss_status status = NSS_STATUS_UNAVAIL;
-    int fd = -1, r;
-    size_t address_length, index, astart;
-
-    u.count = 0;
-    u.data_len = 0;
-    
-    address_length = af == AF_INET ? sizeof(ipv4_address_t) : sizeof(ipv6_address_t);
-
-    if (len != (int) address_length ||
-#ifdef NSS_IPV4_ONLY
-        af != AF_INET
-#elif NSS_IPV6_ONLY
-        af != AF_INET6
-#else        
-        (af != AF_INET && af != AF_INET6)
-#endif
-        ) {
-        *errnop = EINVAL;
-        *h_errnop = NO_RECOVERY;
-        goto finish;
-    }
-
-    if (buflen <
-        sizeof(char*)+      /* alias names */
-        address_length) {   /* address */
-        
-        *errnop = ERANGE;
-        *h_errnop = NO_RECOVERY;
-        status = NSS_STATUS_TRYAGAIN;
-
-        goto finish;
-    }
-    
-    if ((fd = mdns_open_socket()) < 0) {
-
-        *errnop = errno;
-        *h_errnop = NO_RECOVERY;
-        goto finish;
-    }
-
-    if (af == AF_INET)
-        r = mdns_query_ipv4(fd, (ipv4_address_t*) addr, name_callback, &u);
-    else
-        r = mdns_query_ipv6(fd, (ipv6_address_t*) addr, name_callback, &u);
-    
-    if (r < 0) {
-        *errnop = ETIMEDOUT;
-        *h_errnop = HOST_NOT_FOUND;
-        goto finish;
-    }
-
-    /* Alias names */
-    *((char**) buffer) = NULL;
-    result->h_aliases = (char**) buffer;
-    index = sizeof(char*);
-
-    assert(u.count > 0 && u.data.name[0]);
-    if (buflen <
-        strlen(u.data.name[0])+1+ /* official names */
-        sizeof(char*)+ /* alias names */
-        address_length+  /* address */
-        sizeof(void*)*2) {  /* address list */
-
-        *errnop = ERANGE;
-        *h_errnop = NO_RECOVERY;
-        status = NSS_STATUS_TRYAGAIN;
-        goto finish;
-    }
-    
-    /* Official name */
-    strcpy(buffer+index, u.data.name[0]); 
-    result->h_name = buffer+index;
-    index += strlen(u.data.name[0])+1;
-    
-    result->h_addrtype = af;
-    result->h_length = address_length;
-
-    /* Address */
-    astart = index;
-    memcpy(buffer+astart, addr, address_length);
-    index += address_length;
-
-    /* Address array */
-    ((char**) (buffer+index))[0] = buffer+astart;
-    ((char**) (buffer+index))[1] = NULL;
-    result->h_addr_list = (char**) (buffer+index);
-
-    status = NSS_STATUS_SUCCESS;
-    
-finish:
-    if (fd >= 0)
-        close(fd);
-    
-    return status;
-}
-