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Imported Upstream version 2.7.4

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This commit is contained in:
Laurent Bigonville 2016-07-18 02:11:41 +02:00
parent fd413a3168
commit c9cb2187ee
290 changed files with 7473 additions and 2607 deletions
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126
tools/nut-scanner/scan_usb.c
View file

@ -1,6 +1,5 @@
/* scan_usb.c: detect NUT supported USB devices
*
* Copyright (C) 2011 - Frederic Bohe <fredericbohe@eaton.com>
/*
* Copyright (C) 2011 - EATON
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
@ -17,6 +16,11 @@
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
/*! \file scan_usb.c
\brief detect NUT supported USB devices
\author Frederic Bohe <fredericbohe@eaton.com>
*/
#include "common.h"
#include "nut-scan.h"
@ -28,7 +32,6 @@
#include <ltdl.h>
/* dynamic link library stuff */
static char * libname = "libusb";
static lt_dlhandle dl_handle = NULL;
static const char *dl_error = NULL;
static int (*nut_usb_close)(usb_dev_handle *dev);
@ -42,75 +45,80 @@ static usb_dev_handle * (*nut_usb_open)(struct usb_device *dev);
static int (*nut_usb_find_devices)(void);
/* return 0 on error */
int nutscan_load_usb_library()
int nutscan_load_usb_library(const char *libname_path)
{
if( dl_handle != NULL ) {
/* if previous init failed */
if( dl_handle == (void *)1 ) {
return 0;
}
/* init has already been done */
return 1;
}
if( dl_handle != NULL ) {
/* if previous init failed */
if( dl_handle == (void *)1 ) {
return 0;
}
/* init has already been done */
return 1;
}
if (libname_path == NULL) {
fprintf(stderr, "USB library not found. USB search disabled.\n");
return 0;
}
if( lt_dlinit() != 0 ) {
fprintf(stderr, "Error initializing lt_init\n");
return 0;
}
dl_handle = lt_dlopenext(libname);
if (!dl_handle) {
dl_error = lt_dlerror();
goto err;
}
lt_dlerror(); /* Clear any existing error */
*(void **) (&nut_usb_close) = lt_dlsym(dl_handle, "usb_close");
if ((dl_error = lt_dlerror()) != NULL) {
goto err;
}
dl_handle = lt_dlopen(libname_path);
if (!dl_handle) {
dl_error = lt_dlerror();
goto err;
}
lt_dlerror(); /* Clear any existing error */
*(void **) (&nut_usb_close) = lt_dlsym(dl_handle, "usb_close");
if ((dl_error = lt_dlerror()) != NULL) {
goto err;
}
*(void **) (&nut_usb_find_busses) = lt_dlsym(dl_handle, "usb_find_busses");
if ((dl_error = lt_dlerror()) != NULL) {
goto err;
}
*(void **) (&nut_usb_find_busses) = lt_dlsym(dl_handle, "usb_find_busses");
if ((dl_error = lt_dlerror()) != NULL) {
goto err;
}
*(void **) (&nut_usb_strerror) = lt_dlsym(dl_handle, "usb_strerror");
if ((dl_error = lt_dlerror()) != NULL) {
goto err;
}
*(void **) (&nut_usb_strerror) = lt_dlsym(dl_handle, "usb_strerror");
if ((dl_error = lt_dlerror()) != NULL) {
goto err;
}
*(void **) (&nut_usb_init) = lt_dlsym(dl_handle, "usb_init");
if ((dl_error = lt_dlerror()) != NULL) {
goto err;
}
*(void **) (&nut_usb_init) = lt_dlsym(dl_handle, "usb_init");
if ((dl_error = lt_dlerror()) != NULL) {
goto err;
}
*(void **) (&nut_usb_get_string_simple) = lt_dlsym(dl_handle,
"usb_get_string_simple");
if ((dl_error = lt_dlerror()) != NULL) {
goto err;
}
*(void **) (&nut_usb_get_string_simple) = lt_dlsym(dl_handle,
"usb_get_string_simple");
if ((dl_error = lt_dlerror()) != NULL) {
goto err;
}
*(void **) (&nut_usb_busses) = lt_dlsym(dl_handle, "usb_busses");
if ((dl_error = lt_dlerror()) != NULL) {
goto err;
}
*(void **) (&nut_usb_busses) = lt_dlsym(dl_handle, "usb_busses");
if ((dl_error = lt_dlerror()) != NULL) {
goto err;
}
*(void **) (&nut_usb_open) = lt_dlsym(dl_handle, "usb_open");
if ((dl_error = lt_dlerror()) != NULL) {
goto err;
}
*(void **) (&nut_usb_open) = lt_dlsym(dl_handle, "usb_open");
if ((dl_error = lt_dlerror()) != NULL) {
goto err;
}
*(void **)(&nut_usb_find_devices) = lt_dlsym(dl_handle,"usb_find_devices");
if ((dl_error = lt_dlerror()) != NULL) {
goto err;
}
*(void **)(&nut_usb_find_devices) = lt_dlsym(dl_handle,"usb_find_devices");
if ((dl_error = lt_dlerror()) != NULL) {
goto err;
}
return 1;
return 1;
err:
fprintf(stderr, "Cannot load USB library (%s) : %s. USB search disabled.\n", libname, dl_error);
dl_handle = (void *)1;
fprintf(stderr, "Cannot load USB library (%s) : %s. USB search disabled.\n", libname_path, dl_error);
dl_handle = (void *)1;
lt_dlexit();
return 0;
return 0;
}
/* end of dynamic link library stuff */
@ -177,7 +185,7 @@ nutscan_device_t * nutscan_scan_usb()
dev->descriptor.iSerialNumber,
string, sizeof(string));
if (ret > 0) {
serialnumber = strdup(rtrim(string, ' '));
serialnumber = strdup(str_rtrim(string, ' '));
}
}
/* get product name */
@ -186,7 +194,7 @@ nutscan_device_t * nutscan_scan_usb()
dev->descriptor.iProduct,
string, sizeof(string));
if (ret > 0) {
device_name = strdup(rtrim(string, ' '));
device_name = strdup(str_rtrim(string, ' '));
}
}
@ -196,7 +204,7 @@ nutscan_device_t * nutscan_scan_usb()
dev->descriptor.iManufacturer,
string, sizeof(string));
if (ret > 0) {
vendor_name = strdup(rtrim(string, ' '));
vendor_name = strdup(str_rtrim(string, ' '));
}
}