/*
- * Copyright (C) 2007-2009 Andre Noll <maan@systemlinux.org>
+ * Copyright (C) 2007-2011 Andre Noll <maan@systemlinux.org>
*
* Licensed under the GPL v2. For licencing details see COPYING.
*/
#include <regex.h>
#include <fnmatch.h>
-#include <openssl/rc4.h>
#include <osl.h>
#include "para.h"
#include "string.h"
#include "afh.h"
#include "afs.h"
-#include "net.h"
#include "ipc.h"
#include "portable_io.h"
DEFINE_BLOB_TABLE_DESC(table_name); \
DEFINE_BLOB_TABLE_PTR(table_name);
-/** \cond doxygen isn't smart enough to recognize these */
+/* doxygen isn't smart enough to recognize these */
+/** \cond blob_table */
INIT_BLOB_TABLE(lyrics);
INIT_BLOB_TABLE(images);
INIT_BLOB_TABLE(moods);
INIT_BLOB_TABLE(playlists);
-/** \endcond */
+/** \endcond blob_table */
/** Flags that may be passed to the \p ls functions of each blob type. */
enum blob_ls_flags {
struct lsblob_action_data lbad = {
.flags = *(uint32_t *)query->data,
.pb = {
- .max_size = SHMMAX,
+ .max_size = shm_get_shmmax(),
.private_data = &fd,
.max_size_handler = pass_buffer_as_shm
}
ret = for_each_matching_row(&pmd);
if (ret < 0)
para_printf(&lbad.pb, "%s\n", para_strerror(-ret));
+ else if (pmd.num_matches == 0 && pmd.patterns.size > 0)
+ para_printf(&lbad.pb, "no matches\n");
if (lbad.pb.offset)
pass_buffer_as_shm(lbad.pb.buf, lbad.pb.offset, &fd);
free(lbad.pb.buf);
}
-static int com_lsblob(callback_function *f, struct rc4_context *rc4c, int argc, char * const * const argv)
+static int com_lsblob(callback_function *f, struct stream_cipher_context *scc, int argc, char * const * const argv)
{
uint32_t flags = 0;
struct osl_object options = {.data = &flags, .size = sizeof(flags)};
// if (argc > i)
// return -E_BLOB_SYNTAX;
return send_option_arg_callback_request(&options, argc - i,
- argv + i, f, rc4_send_result, rc4c);
+ argv + i, f, sc_send_result, scc);
}
static int cat_blob(struct osl_table *table, struct osl_row *row,
ret = osl(osl_open_disk_object(table, row, BLOBCOL_DEF, &obj));
if (ret < 0)
- return ret;
- if (obj.size)
- ret = pass_buffer_as_shm(obj.data, obj.size, data);
+ return (ret == osl(-E_OSL_EMPTY))? 0 : ret;
+ assert(obj.size > 0);
+ ret = pass_buffer_as_shm(obj.data, obj.size, data);
ret2 = osl(osl_close_disk_object(&obj));
return (ret < 0)? ret : ret2;
}
.action = cat_blob
};
for_each_matching_row(&pmd);
+ if (pmd.num_matches == 0) {
+ char err_msg[] = "no matches\n";
+ pass_buffer_as_shm(err_msg, sizeof(err_msg), &fd);
+ }
}
-static int com_catblob(callback_function *f, struct rc4_context *rc4c, int argc,
+static int com_catblob(callback_function *f, struct stream_cipher_context *scc, int argc,
char * const * const argv)
{
if (argc < 2)
return -E_BLOB_SYNTAX;
return send_standard_callback_request(argc - 1, argv + 1, f,
- rc4_send_result, rc4c);
+ sc_send_result, scc);
}
/** Used for removing rows from a blob table. */
struct rmblob_data {
/** Message buffer. */
struct para_buffer pb;
- /** Number of removed blobs. */
- unsigned num_removed;
};
static int remove_blob(struct osl_table *table, struct osl_row *row,
para_printf(&rmbd->pb, "%s: %s\n", name, para_strerror(-ret));
return ret;
}
- rmbd->num_removed++;
return 1;
}
{
int ret, ret2 = 0;
struct rmblob_data rmbd = {
- .num_removed = 0,
.pb = {
- .max_size = SHMMAX,
+ .max_size = shm_get_shmmax(),
.private_data = &fd,
.max_size_handler = pass_buffer_as_shm
}
if (ret2 < 0)
goto out;
}
- if (!rmbd.num_removed)
+ if (pmd.num_matches == 0)
ret2 = para_printf(&rmbd.pb, "no matches, nothing removed\n");
else {
- ret2 = para_printf(&rmbd.pb, "removed %d blobs\n", rmbd.num_removed);
+ ret2 = para_printf(&rmbd.pb, "removed %d blobs\n", pmd.num_matches);
afs_event(BLOB_RENAME, NULL, table);
}
out:
free(rmbd.pb.buf);
}
-static int com_rmblob(callback_function *f, struct rc4_context *rc4c, int argc,
+static int com_rmblob(callback_function *f, struct stream_cipher_context *scc, int argc,
char * const * const argv)
{
if (argc < 2)
return -E_MOOD_SYNTAX;
return send_option_arg_callback_request(NULL, argc - 1, argv + 1, f,
- rc4_send_result, rc4c);
+ sc_send_result, scc);
}
static void com_addblob_callback(struct osl_table *table, __a_unused int fd,
* write input from fd to dynamically allocated buffer,
* but maximal max_size byte.
*/
-static int fd2buf(struct rc4_context *rc4c, unsigned max_size, struct osl_object *obj)
+static int fd2buf(struct stream_cipher_context *scc, unsigned max_size, struct osl_object *obj)
{
const size_t chunk_size = 1024;
size_t size = 2048, received = 0;
char *buf = para_malloc(size);
for (;;) {
- ret = rc4_recv_bin_buffer(rc4c, buf + received, chunk_size);
+ ret = sc_recv_bin_buffer(scc, buf + received, chunk_size);
if (ret <= 0)
break;
received += ret;
/*
* Read data from a file descriptor, and send it to the afs process.
*
- * \param rc4c crypt context containing the file descriptor to read data from.
+ * \param scc crypt context containing the file descriptor to read data from.
* \param arg_obj Pointer to the arguments to \a f.
* \param f The callback function.
* \param max_len Don't read more than that many bytes from stdin.
* This function is used by commands that wish to let para_server store
* arbitrary data specified by the user (for instance the add_blob family of
* commands). First, at most \a max_len bytes are read and decrypted from the
- * file descriptor given by \a rc4c. The result is concatenated with the buffer
+ * file descriptor given by \a scc. The result is concatenated with the buffer
* given by \a arg_obj, and the combined buffer is made available to the afs
* process via the callback method. See \ref send_callback_request for details.
*
* \return Negative on errors, the return value of the underlying call to
* send_callback_request() otherwise.
*/
-static int stdin_command(struct rc4_context *rc4c, struct osl_object *arg_obj,
+static int stdin_command(struct stream_cipher_context *scc, struct osl_object *arg_obj,
callback_function *f, unsigned max_len,
callback_result_handler *result_handler,
void *private_result_data)
struct osl_object query, stdin_obj;
int ret;
- ret = rc4_send_buffer(rc4c, AWAITING_DATA_MSG);
+ ret = sc_send_buffer(scc, AWAITING_DATA_MSG);
if (ret < 0)
return ret;
- ret = fd2buf(rc4c, max_len, &stdin_obj);
+ ret = fd2buf(scc, max_len, &stdin_obj);
if (ret < 0)
return ret;
query.size = arg_obj->size + stdin_obj.size;
return ret;
}
-static int com_addblob(callback_function *f, struct rc4_context *rc4c, int argc,
+static int com_addblob(callback_function *f, struct stream_cipher_context *scc, int argc,
char * const * const argv)
{
struct osl_object arg_obj;
return -E_BLOB_SYNTAX;
arg_obj.size = strlen(argv[1]) + 1;
arg_obj.data = (char *)argv[1];
- return stdin_command(rc4c, &arg_obj, f, 10 * 1024 * 1024, NULL, NULL);
+ return stdin_command(scc, &arg_obj, f, 10 * 1024 * 1024, NULL, NULL);
}
/* FIXME: Print output to client, not to log file */
PARA_NOTICE_LOG("%s\n", para_strerror(-ret));
}
-static int com_mvblob(callback_function *f, __a_unused struct rc4_context *rc4c,
+static int com_mvblob(callback_function *f, __a_unused struct stream_cipher_context *scc,
int argc, char * const * const argv)
{
if (argc != 3)
{ \
return com_ ## cmd_name ## blob_callback(table_name ## _table, fd, query); \
} \
- int com_ ## cmd_name ## cmd_prefix(struct rc4_context *rc4c, int argc, char * const * const argv) \
+ int com_ ## cmd_name ## cmd_prefix(struct stream_cipher_context *scc, int argc, char * const * const argv) \
{ \
- return com_ ## cmd_name ## blob(com_ ## cmd_name ## cmd_prefix ## _callback, rc4c, argc, argv); \
+ return com_ ## cmd_name ## blob(com_ ## cmd_name ## cmd_prefix ## _callback, scc, argc, argv); \
}
static int blob_get_name_by_id(struct osl_table *table, uint32_t id,
/** Define the \p close function for this blob type. */
#define DEFINE_BLOB_CLOSE(table_name) \
- void table_name ## _close(void) \
+ static void table_name ## _close(void) \
{ \
osl_close_table(table_name ## _table, OSL_MARK_CLEAN); \
table_name ## _table = NULL; \
/** Define the \p create function for this blob type. */
#define DEFINE_BLOB_CREATE(table_name) \
- int table_name ## _create(const char *dir) \
+ static int table_name ## _create(const char *dir) \
{ \
table_name ## _table_desc.dir = dir; \
return osl_create_table(&table_name ## _table_desc); \
}
#define DEFINE_BLOB_OPEN(table_name) \
- int table_name ## _open(const char *dir) \
+ static int table_name ## _open(const char *dir) \
{ \
return blob_open(&table_name ## _table, \
&table_name ## _table_desc, dir); \
DEFINE_GET_DEF_BY_NAME(table_name, cmd_prefix); \
DEFINE_GET_NAME_AND_DEF_BY_ROW(table_name, cmd_prefix); \
-/** \cond doxygen isn't smart enough to recognize these */
+/* doxygen isn't smart enough to recognize these */
+/** \cond blob_function */
DEFINE_BLOB_FUNCTIONS(lyrics, lyr);
DEFINE_BLOB_FUNCTIONS(images, img);
DEFINE_BLOB_FUNCTIONS(moods, mood);
DEFINE_BLOB_FUNCTIONS(playlists, pl);
-/** \endcond */
+/** \endcond blob_function */