#ifdef WIN32
#include "win32_compat.h"
-#else
-#include <strings.h>
+#endif
+
+#ifdef HAVE_UTIME_H
#include <utime.h>
-#endif /*WIN32*/
+#endif
#ifdef ANDROID
#define statvfs statfs
#include <sys/statvfs.h>
#endif
+#ifdef HAVE_NETINET_IN_H
+#include <netinet/in.h>
+#endif
+
+#ifdef HAVE_STRINGS_H
+#include <strings.h>
+#endif
+
#include <stdio.h>
#include <stdarg.h>
#include <stdlib.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
-#include <netinet/in.h>
#include "libnfs-zdr.h"
#include "libnfs.h"
#include "libnfs-raw.h"
return rpc_get_error(nfs->rpc);
};
+static struct nfs_url *nfs_parse_url(struct nfs_context *nfs, char *url, int dir, int incomplete)
+{
+ struct nfs_url *urls;
+ char *strp, *flagsp, *strp2;
+
+ if (strncmp(url, "nfs://", 6)) {
+ rpc_set_error(nfs->rpc, "Invalid URL specified");
+ return NULL;
+ }
+
+ urls = malloc(sizeof(struct nfs_url));
+ if (urls == NULL) {
+ rpc_set_error(nfs->rpc, "Out of memory");
+ return NULL;
+ }
+
+ urls->server = strdup(url + 6);
+ if (urls->server == NULL) {
+ nfs_destroy_url(urls);
+ rpc_set_error(nfs->rpc, "Out of memory");
+ return NULL;
+ }
+
+ if (urls->server[0] == '/' || urls->server[0] == '\0' ||
+ urls->server[0] == '?') {
+ if (incomplete) {
+ flagsp = strchr(urls->server, '?');
+ goto flags;
+ }
+ nfs_destroy_url(urls);
+ rpc_set_error(nfs->rpc, "Invalid server string");
+ return NULL;
+ }
+
+ strp = strchr(urls->server, '/');
+ if (strp == NULL) {
+ if (incomplete) {
+ flagsp = strchr(urls->server, '?');
+ goto flags;
+ }
+ nfs_destroy_url(urls);
+ rpc_set_error(nfs->rpc, "Incomplete or invalid URL specified.");
+ return NULL;
+ }
+
+ urls->path = strdup(strp);
+ if (urls->path == NULL) {
+ nfs_destroy_url(urls);
+ rpc_set_error(nfs->rpc, "Out of memory");
+ return NULL;
+ }
+ *strp = 0;
+
+ if (dir) {
+ flagsp = strchr(urls->path, '?');
+ goto flags;
+ }
+
+ strp = strrchr(urls->path, '/');
+ if (strp == NULL) {
+ if (incomplete) {
+ flagsp = strchr(urls->path, '?');
+ goto flags;
+ }
+ nfs_destroy_url(urls);
+ rpc_set_error(nfs->rpc, "Incomplete or invalid URL specified.");
+ return NULL;
+ }
+ urls->file = strdup(strp);
+ if (urls->path == NULL) {
+ nfs_destroy_url(urls);
+ rpc_set_error(nfs->rpc, "Out of memory");
+ return NULL;
+ }
+ *strp = 0;
+ flagsp = strchr(urls->file, '?');
+
+flags:
+ if (flagsp) {
+ *flagsp = 0;
+ }
+
+ if (urls->file && !strlen(urls->file)) {
+ free(urls->file);
+ urls->file = NULL;
+ if (!incomplete) {
+ nfs_destroy_url(urls);
+ rpc_set_error(nfs->rpc, "Incomplete or invalid URL specified.");
+ return NULL;
+ }
+ }
+
+ if (urls->server && strlen(urls->server) <= 1) {
+ free(urls->server);
+ urls->server = NULL;
+ }
+
+ while (flagsp != NULL && *(flagsp+1) != 0) {
+ strp = flagsp + 1;
+ flagsp = strchr(strp, '&');
+ if (flagsp) {
+ *flagsp = 0;
+ }
+ strp2 = strchr(strp, '=');
+ if (strp2) {
+ *strp2 = 0;
+ strp2++;
+ if (!strncmp(strp, "tcp-syncnt", 10)) {
+ rpc_set_tcp_syncnt(nfs->rpc, atoi(strp2));
+ }
+ }
+ }
+
+ return urls;
+}
+
+struct nfs_url *nfs_parse_url_full(struct nfs_context *nfs, const char *url)
+{
+ return nfs_parse_url(nfs, url, 0, 0);
+}
+
+struct nfs_url *nfs_parse_url_dir(struct nfs_context *nfs, const char *url)
+{
+ return nfs_parse_url(nfs, url, 1, 0);
+}
+
+struct nfs_url *nfs_parse_url_incomplete(struct nfs_context *nfs, const char *url)
+{
+ return nfs_parse_url(nfs, url, 0, 1);
+}
+
+
+void nfs_destroy_url(struct nfs_url *url)
+{
+ if (url) {
+ free(url->server);
+ free(url->path);
+ free(url->file);
+ }
+ free(url);
+}
+
struct nfs_context *nfs_init_context(void)
{
struct nfs_context *nfs;
free(nfs);
}
+struct rpc_cb_data {
+ char *server;
+ uint32_t program;
+ uint32_t version;
+
+ rpc_cb cb;
+ void *private_data;
+};
+
+void free_rpc_cb_data(struct rpc_cb_data *data)
+{
+ free(data->server);
+ data->server = NULL;
+ free(data);
+}
+
+static void rpc_connect_program_4_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data)
+{
+ struct rpc_cb_data *data = private_data;
+
+ assert(rpc->magic == RPC_CONTEXT_MAGIC);
+
+ /* Dont want any more callbacks even if the socket is closed */
+ rpc->connect_cb = NULL;
+
+ if (status == RPC_STATUS_ERROR) {
+ data->cb(rpc, status, command_data, data->private_data);
+ free_rpc_cb_data(data);
+ return;
+ }
+ if (status == RPC_STATUS_CANCEL) {
+ data->cb(rpc, status, "Command was cancelled", data->private_data);
+ free_rpc_cb_data(data);
+ return;
+ }
+
+ data->cb(rpc, status, NULL, data->private_data);
+ free_rpc_cb_data(data);
+}
+
+static void rpc_connect_program_3_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data)
+{
+ struct rpc_cb_data *data = private_data;
+ uint32_t rpc_port;
+
+ assert(rpc->magic == RPC_CONTEXT_MAGIC);
+
+ if (status == RPC_STATUS_ERROR) {
+ data->cb(rpc, status, command_data, data->private_data);
+ free_rpc_cb_data(data);
+ return;
+ }
+ if (status == RPC_STATUS_CANCEL) {
+ data->cb(rpc, status, "Command was cancelled", data->private_data);
+ free_rpc_cb_data(data);
+ return;
+ }
+
+ rpc_port = *(uint32_t *)command_data;
+ if (rpc_port == 0) {
+ rpc_set_error(rpc, "RPC error. Program is not available on %s", data->server);
+ data->cb(rpc, RPC_STATUS_ERROR, rpc_get_error(rpc), data->private_data);
+ free_rpc_cb_data(data);
+ return;
+ }
+
+ rpc_disconnect(rpc, "normal disconnect");
+ if (rpc_connect_async(rpc, data->server, rpc_port, rpc_connect_program_4_cb, data) != 0) {
+ data->cb(rpc, status, command_data, data->private_data);
+ free_rpc_cb_data(data);
+ return;
+ }
+}
+
+static void rpc_connect_program_2_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data)
+{
+ struct rpc_cb_data *data = private_data;
+
+ assert(rpc->magic == RPC_CONTEXT_MAGIC);
+
+ if (status == RPC_STATUS_ERROR) {
+ data->cb(rpc, status, command_data, data->private_data);
+ free_rpc_cb_data(data);
+ return;
+ }
+ if (status == RPC_STATUS_CANCEL) {
+ data->cb(rpc, status, "Command was cancelled", data->private_data);
+ free_rpc_cb_data(data);
+ return;
+ }
+
+ if (rpc_pmap_getport_async(rpc, data->program, data->version, IPPROTO_TCP, rpc_connect_program_3_cb, private_data) != 0) {
+ data->cb(rpc, status, command_data, data->private_data);
+ free_rpc_cb_data(data);
+ return;
+ }
+}
+
+static void rpc_connect_program_1_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data)
+{
+ struct rpc_cb_data *data = private_data;
+
+ assert(rpc->magic == RPC_CONTEXT_MAGIC);
+
+ /* Dont want any more callbacks even if the socket is closed */
+ rpc->connect_cb = NULL;
+
+ if (status == RPC_STATUS_ERROR) {
+ data->cb(rpc, status, command_data, data->private_data);
+ free_rpc_cb_data(data);
+ return;
+ }
+ if (status == RPC_STATUS_CANCEL) {
+ data->cb(rpc, status, "Command was cancelled", data->private_data);
+ free_rpc_cb_data(data);
+ return;
+ }
+
+ if (rpc_pmap_null_async(rpc, rpc_connect_program_2_cb, data) != 0) {
+ data->cb(rpc, status, command_data, data->private_data);
+ free_rpc_cb_data(data);
+ return;
+ }
+}
+
+int rpc_connect_program_async(struct rpc_context *rpc, char *server, int program, int version, rpc_cb cb, void *private_data)
+{
+ struct rpc_cb_data *data;
+
+ data = malloc(sizeof(struct rpc_cb_data));
+ if (data == NULL) {
+ return -1;
+ }
+ memset(data, 0, sizeof(struct rpc_cb_data));
+ data->server = strdup(server);
+ data->program = program;
+ data->version = version;
+
+ data->cb = cb;
+ data->private_data = private_data;
+
+ if (rpc_connect_async(rpc, server, 111, rpc_connect_program_1_cb, data) != 0) {
+ rpc_set_error(rpc, "Failed to start connection");
+ free_rpc_cb_data(data);
+ return -1;
+ }
+ return 0;
+}
+
void free_nfs_cb_data(struct nfs_cb_data *data)
{
if (data->saved_path != NULL) {
/* trying to read more than maximum server read size, we has to chop it up into smaller
* reads and collect into a reassembly buffer.
- * we send all reads in parallell so that performance is still good.
+ * we send all reads in parallel so that performance is still good.
*/
data->max_offset = offset;
data->start_offset = offset;
/* trying to write more than maximum server write size, we has to chop it up into smaller
* chunks.
- * we send all writes in parallell so that performance is still good.
+ * we send all writes in parallel so that performance is still good.
*/
data->max_offset = offset;
data->start_offset = offset;
if (res->status != NFS3_OK) {
rpc_set_error(nfs->rpc, "NFS: CREATE of %s/%s failed with %s(%d)", data->saved_path, str, nfsstat3_to_str(res->status), nfsstat3_to_errno(res->status));
data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data);
-
+ free_nfs_cb_data(data);
return;
}
}
-
-
-
/*
* Async access()
*/
*/
uint64_t nfs_get_writemax(struct nfs_context *nfs)
{
- /* Some ZDR libraries can not marshall PDUs bigger than this */
- if (nfs->writemax < 32768) {
- return nfs->writemax;
- }
- return 32768;
+ return nfs->writemax;
}
void nfs_set_error(struct nfs_context *nfs, char *error_string, ...)