cmsg->l += 4;
break;
case _CSTRUCT:
- if (*(u8 **) OFF == 0) {
+ if (*(u8 **) OFF == NULL) {
*(cmsg->m + cmsg->l) = '\0';
cmsg->l++;
} else if (**(_cstruct *) OFF != 0xff) {
}
}
-/*-------------------------------------------------------*/
+/**
+ * capi_cmsg2message() - assemble CAPI 2.0 message from _cmsg structure
+ * @cmsg: _cmsg structure
+ * @msg: buffer for assembled message
+ *
+ * Return value: 0 for success
+ */
+
unsigned capi_cmsg2message(_cmsg * cmsg, u8 * msg)
{
cmsg->m = msg;
}
}
-/*-------------------------------------------------------*/
+/**
+ * capi_message2cmsg() - disassemble CAPI 2.0 message into _cmsg structure
+ * @cmsg: _cmsg structure
+ * @msg: buffer for assembled message
+ *
+ * Return value: 0 for success
+ */
+
unsigned capi_message2cmsg(_cmsg * cmsg, u8 * msg)
{
memset(cmsg, 0, sizeof(_cmsg));
return 0;
}
-/*-------------------------------------------------------*/
+/**
+ * capi_cmsg_header() - initialize header part of _cmsg structure
+ * @cmsg: _cmsg structure
+ * @_ApplId: ApplID field value
+ * @_Command: Command field value
+ * @_Subcommand: Subcommand field value
+ * @_Messagenumber: Message Number field value
+ * @_Controller: Controller/PLCI/NCCI field value
+ *
+ * Return value: 0 for success
+ */
+
unsigned capi_cmsg_header(_cmsg * cmsg, u16 _ApplId,
u8 _Command, u8 _Subcommand,
u16 _Messagenumber, u32 _Controller)
[0x4e] = "MANUFACTURER_RESP"
};
+/**
+ * capi_cmd2str() - convert CAPI 2.0 command/subcommand number to name
+ * @cmd: command number
+ * @subcmd: subcommand number
+ *
+ * Return value: static string, NULL if command/subcommand unknown
+ */
+
char *capi_cmd2str(u8 cmd, u8 subcmd)
{
return mnames[command_2_index(cmd, subcmd)];
return cdb;
}
+/**
+ * cdebbuf_free() - free CAPI debug buffer
+ * @cdb: buffer to free
+ */
+
void cdebbuf_free(_cdebbuf *cdb)
{
if (likely(cdb == g_debbuf)) {
}
+/**
+ * capi_message2str() - format CAPI 2.0 message for printing
+ * @msg: CAPI 2.0 message
+ *
+ * Allocates a CAPI debug buffer and fills it with a printable representation
+ * of the CAPI 2.0 message in @msg.
+ * Return value: allocated debug buffer, NULL on error
+ * The returned buffer should be freed by a call to cdebbuf_free() after use.
+ */
+
_cdebbuf *capi_message2str(u8 * msg)
{
_cdebbuf *cdb;
return cdb;
}
+/**
+ * capi_cmsg2str() - format _cmsg structure for printing
+ * @cmsg: _cmsg structure
+ *
+ * Allocates a CAPI debug buffer and fills it with a printable representation
+ * of the CAPI 2.0 message stored in @cmsg by a previous call to
+ * capi_cmsg2message() or capi_message2cmsg().
+ * Return value: allocated debug buffer, NULL on error
+ * The returned buffer should be freed by a call to cdebbuf_free() after use.
+ */
+
_cdebbuf *capi_cmsg2str(_cmsg * cmsg)
{
_cdebbuf *cdb;
+ if (!cmsg->m)
+ return NULL; /* no message */
cdb = cdebbuf_alloc();
if (!cdb)
return NULL;
{
g_cmsg= kmalloc(sizeof(_cmsg), GFP_KERNEL);
if (!g_cmsg)
- return ENOMEM;
+ return -ENOMEM;
g_debbuf = kmalloc(sizeof(_cdebbuf), GFP_KERNEL);
if (!g_debbuf) {
kfree(g_cmsg);
- return ENOMEM;
+ return -ENOMEM;
}
g_debbuf->buf = kmalloc(CDEBUG_GSIZE, GFP_KERNEL);
if (!g_debbuf->buf) {
kfree(g_cmsg);
kfree(g_debbuf);
- return ENOMEM;;
+ return -ENOMEM;;
}
g_debbuf->size = CDEBUG_GSIZE;
g_debbuf->buf[0] = 0;