X-Git-Url: https://sigrok.org/gitweb/?a=blobdiff_plain;f=src%2Fbackend.c;h=9be64cd139be67af909846f86844ec0be9f0cf10;hb=7f0463840ab5d6a85daaa76850558d2b71e596cf;hp=f650fe1206edb36bcf0eb0b023b036c84b0902ab;hpb=155b680da482cea2381becb73c51cfb838bff31e;p=libsigrok.git
diff --git a/src/backend.c b/src/backend.c
index f650fe12..9be64cd1 100644
--- a/src/backend.c
+++ b/src/backend.c
@@ -18,9 +18,12 @@
* along with this program. If not, see .
*/
+#include
#include
-#include "config.h" /* Needed for HAVE_LIBUSB_1_0 and others. */
-#include "libsigrok.h"
+#ifdef _WIN32
+#include
+#endif
+#include
#include "libsigrok-internal.h"
/** @cond PRIVATE */
@@ -55,7 +58,7 @@
*
* @section sec_mailinglists Mailing lists
*
- * There are two mailing lists for sigrok/libsigrok: sigrok-devel and sigrok-commits.
+ * There is one mailing list for sigrok/libsigrok: sigrok-devel.
*
* @section sec_irc IRC
*
@@ -79,10 +82,10 @@
*
* Initializing and shutting down libsigrok.
*
- * Before using any of the libsigrok functionality (except
- * sr_log_loglevel_set() and sr_log_opts_set()), sr_init() must
- * be called to initialize the library, which will return a struct sr_context
- * when the initialization was successful.
+ * Before using any of the libsigrok functionality (except for
+ * sr_log_loglevel_set()), sr_init() must be called to initialize the
+ * library, which will return a struct sr_context when the initialization
+ * was successful.
*
* When libsigrok functionality is no longer needed, sr_exit() should be
* called, which will (among other things) free the struct sr_context.
@@ -119,21 +122,186 @@
* @{
*/
+SR_API GSList *sr_buildinfo_libs_get(void)
+{
+ GSList *l = NULL, *m = NULL;
+#if defined(HAVE_LIBUSB_1_0) && !defined(__FreeBSD__)
+ const struct libusb_version *lv;
+#endif
+
+ m = g_slist_append(NULL, g_strdup("glib"));
+ m = g_slist_append(m, g_strdup_printf("%d.%d.%d (rt: %d.%d.%d/%d:%d)",
+ GLIB_MAJOR_VERSION, GLIB_MINOR_VERSION, GLIB_MICRO_VERSION,
+ glib_major_version, glib_minor_version, glib_micro_version,
+ glib_binary_age, glib_interface_age));
+ l = g_slist_append(l, m);
+
+ m = g_slist_append(NULL, g_strdup("libzip"));
+ m = g_slist_append(m, g_strdup_printf("%s", CONF_LIBZIP_VERSION));
+ l = g_slist_append(l, m);
+
+#ifdef HAVE_LIBSERIALPORT
+ m = g_slist_append(NULL, g_strdup("libserialport"));
+ m = g_slist_append(m, g_strdup_printf("%s/%s (rt: %s/%s)",
+ SP_PACKAGE_VERSION_STRING, SP_LIB_VERSION_STRING,
+ sp_get_package_version_string(), sp_get_lib_version_string()));
+ l = g_slist_append(l, m);
+#endif
+#ifdef HAVE_LIBUSB_1_0
+ m = g_slist_append(NULL, g_strdup("libusb-1.0"));
+#ifdef __FreeBSD__
+ m = g_slist_append(m, g_strdup_printf("%s", CONF_LIBUSB_1_0_VERSION));
+#else
+ lv = libusb_get_version();
+ m = g_slist_append(m, g_strdup_printf("%d.%d.%d.%d%s API 0x%08x",
+ lv->major, lv->minor, lv->micro, lv->nano, lv->rc,
+#if defined(LIBUSB_API_VERSION)
+ LIBUSB_API_VERSION
+#elif defined(LIBUSBX_API_VERSION)
+ LIBUSBX_API_VERSION
+#endif
+ ));
+#endif
+ l = g_slist_append(l, m);
+#endif
+#ifdef HAVE_LIBHIDAPI
+ m = g_slist_append(NULL, g_strdup("hidapi"));
+ m = g_slist_append(m, g_strdup_printf("%s", CONF_LIBHIDAPI_VERSION));
+ l = g_slist_append(l, m);
+#endif
+#ifdef HAVE_LIBBLUEZ
+ m = g_slist_append(NULL, g_strdup("bluez"));
+ m = g_slist_append(m, g_strdup_printf("%s", CONF_LIBBLUEZ_VERSION));
+ l = g_slist_append(l, m);
+#endif
+#ifdef HAVE_LIBFTDI
+ m = g_slist_append(NULL, g_strdup("libftdi"));
+ m = g_slist_append(m, g_strdup_printf("%s", CONF_LIBFTDI_VERSION));
+ l = g_slist_append(l, m);
+#endif
+#ifdef HAVE_LIBGPIB
+ m = g_slist_append(NULL, g_strdup("libgpib"));
+ m = g_slist_append(m, g_strdup_printf("%s", CONF_LIBGPIB_VERSION));
+ l = g_slist_append(l, m);
+#endif
+#ifdef HAVE_LIBREVISA
+ m = g_slist_append(NULL, g_strdup("librevisa"));
+ m = g_slist_append(m, g_strdup_printf("%s", CONF_LIBREVISA_VERSION));
+ l = g_slist_append(l, m);
+#endif
+
+ return l;
+}
+
+SR_API char *sr_buildinfo_host_get(void)
+{
+ return g_strdup_printf("%s, %s-endian", CONF_HOST,
+#ifdef WORDS_BIGENDIAN
+ "big"
+#else
+ "little"
+#endif
+ );
+}
+
+SR_API char *sr_buildinfo_scpi_backends_get(void)
+{
+ GString *s;
+ char *str;
+
+ s = g_string_sized_new(200);
+
+ g_string_append_printf(s, "TCP, ");
+#if HAVE_RPC
+ g_string_append_printf(s, "RPC, ");
+#endif
+#ifdef HAVE_SERIAL_COMM
+ g_string_append_printf(s, "serial, ");
+#endif
+#ifdef HAVE_LIBREVISA
+ g_string_append_printf(s, "VISA, ");
+#endif
+#ifdef HAVE_LIBGPIB
+ g_string_append_printf(s, "GPIB, ");
+#endif
+#ifdef HAVE_LIBUSB_1_0
+ g_string_append_printf(s, "USBTMC, ");
+#endif
+ s->str[s->len - 2] = '\0';
+
+ str = g_strdup(s->str);
+ g_string_free(s, TRUE);
+
+ return str;
+}
+
+static void print_versions(void)
+{
+ GString *s;
+ GSList *l, *l_orig, *m;
+ char *str;
+ const char *lib, *version;
+
+ sr_dbg("libsigrok %s/%s.",
+ sr_package_version_string_get(), sr_lib_version_string_get());
+
+ s = g_string_sized_new(200);
+ g_string_append(s, "Libs: ");
+ l_orig = sr_buildinfo_libs_get();
+ for (l = l_orig; l; l = l->next) {
+ m = l->data;
+ lib = m->data;
+ version = m->next->data;
+ g_string_append_printf(s, "%s %s, ", lib, version);
+ g_slist_free_full(m, g_free);
+ }
+ g_slist_free(l_orig);
+ s->str[s->len - 2] = '.';
+ s->str[s->len - 1] = '\0';
+ sr_dbg("%s", s->str);
+ g_string_free(s, TRUE);
+
+ str = sr_buildinfo_host_get();
+ sr_dbg("Host: %s.", str);
+ g_free(str);
+
+ str = sr_buildinfo_scpi_backends_get();
+ sr_dbg("SCPI backends: %s.", str);
+ g_free(str);
+}
+
+static void print_resourcepaths(void)
+{
+ GSList *l, *l_orig;
+
+ sr_dbg("Firmware search paths:");
+ l_orig = sr_resourcepaths_get(SR_RESOURCE_FIRMWARE);
+ for (l = l_orig; l; l = l->next)
+ sr_dbg(" - %s", (const char *)l->data);
+ g_slist_free_full(l_orig, g_free);
+}
+
/**
* Sanity-check all libsigrok drivers.
*
+ * @param[in] ctx Pointer to a libsigrok context struct. Must not be NULL.
+ *
* @retval SR_OK All drivers are OK
* @retval SR_ERR One or more drivers have issues.
+ * @retval SR_ERR_ARG Invalid argument.
*/
-static int sanity_check_all_drivers(void)
+static int sanity_check_all_drivers(const struct sr_context *ctx)
{
int i, errors, ret = SR_OK;
struct sr_dev_driver **drivers;
const char *d;
+ if (!ctx)
+ return SR_ERR_ARG;
+
sr_spew("Sanity-checking all drivers.");
- drivers = sr_driver_list();
+ drivers = sr_driver_list(ctx);
for (i = 0; drivers[i]; i++) {
errors = 0;
@@ -167,11 +335,17 @@ static int sanity_check_all_drivers(void)
sr_err("No dev_list in driver %d ('%s').", i, d);
errors++;
}
+ if (!drivers[i]->dev_clear) {
+ sr_err("No dev_clear in driver %d ('%s').", i, d);
+ errors++;
+ }
/* Note: config_get() is optional. */
if (!drivers[i]->config_set) {
sr_err("No config_set in driver %d ('%s').", i, d);
errors++;
}
+ /* Note: config_channel_set() is optional. */
+ /* Note: config_commit() is optional. */
if (!drivers[i]->config_list) {
sr_err("No config_list in driver %d ('%s').", i, d);
errors++;
@@ -215,7 +389,7 @@ static int sanity_check_all_drivers(void)
static int sanity_check_all_input_modules(void)
{
int i, errors, ret = SR_OK;
- struct sr_input_format **inputs;
+ const struct sr_input_module **inputs;
const char *d;
sr_spew("Sanity-checking all input modules.");
@@ -230,20 +404,24 @@ static int sanity_check_all_input_modules(void)
sr_err("No ID in module %d ('%s').", i, d);
errors++;
}
- if (!inputs[i]->description) {
- sr_err("No description in module %d ('%s').", i, d);
+ if (!inputs[i]->name) {
+ sr_err("No name in module %d ('%s').", i, d);
errors++;
}
- if (!inputs[i]->format_match) {
- sr_err("No format_match in module %d ('%s').", i, d);
+ if (!inputs[i]->desc) {
+ sr_err("No description in module %d ('%s').", i, d);
errors++;
}
if (!inputs[i]->init) {
sr_err("No init in module %d ('%s').", i, d);
errors++;
}
- if (!inputs[i]->loadfile) {
- sr_err("No loadfile in module %d ('%s').", i, d);
+ if (!inputs[i]->receive) {
+ sr_err("No receive in module %d ('%s').", i, d);
+ errors++;
+ }
+ if (!inputs[i]->end) {
+ sr_err("No end in module %d ('%s').", i, d);
errors++;
}
@@ -265,7 +443,7 @@ static int sanity_check_all_input_modules(void)
static int sanity_check_all_output_modules(void)
{
int i, errors, ret = SR_OK;
- struct sr_output_format **outputs;
+ const struct sr_output_module **outputs;
const char *d;
sr_spew("Sanity-checking all output modules.");
@@ -280,7 +458,11 @@ static int sanity_check_all_output_modules(void)
sr_err("No ID in module %d ('%s').", i, d);
errors++;
}
- if (!outputs[i]->description) {
+ if (!outputs[i]->name) {
+ sr_err("No name in module %d ('%s').", i, d);
+ errors++;
+ }
+ if (!outputs[i]->desc) {
sr_err("No description in module '%s'.", d);
errors++;
}
@@ -298,6 +480,55 @@ static int sanity_check_all_output_modules(void)
return ret;
}
+/**
+ * Sanity-check all libsigrok transform modules.
+ *
+ * @retval SR_OK All modules are OK
+ * @retval SR_ERR One or more modules have issues.
+ */
+static int sanity_check_all_transform_modules(void)
+{
+ int i, errors, ret = SR_OK;
+ const struct sr_transform_module **transforms;
+ const char *d;
+
+ sr_spew("Sanity-checking all transform modules.");
+
+ transforms = sr_transform_list();
+ for (i = 0; transforms[i]; i++) {
+ errors = 0;
+
+ d = (transforms[i]->id) ? transforms[i]->id : "NULL";
+
+ if (!transforms[i]->id) {
+ sr_err("No ID in module %d ('%s').", i, d);
+ errors++;
+ }
+ if (!transforms[i]->name) {
+ sr_err("No name in module %d ('%s').", i, d);
+ errors++;
+ }
+ if (!transforms[i]->desc) {
+ sr_err("No description in module '%s'.", d);
+ errors++;
+ }
+ /* Note: options() is optional. */
+ /* Note: init() is optional. */
+ if (!transforms[i]->receive) {
+ sr_err("No receive in module '%s'.", d);
+ errors++;
+ }
+ /* Note: cleanup() is optional. */
+
+ if (errors == 0)
+ continue;
+
+ ret = SR_ERR;
+ }
+
+ return ret;
+}
+
/**
* Initialize libsigrok.
*
@@ -318,34 +549,50 @@ SR_API int sr_init(struct sr_context **ctx)
{
int ret = SR_ERR;
struct sr_context *context;
+#ifdef _WIN32
+ WSADATA wsadata;
+#endif
+
+ print_versions();
+
+ print_resourcepaths();
if (!ctx) {
sr_err("%s(): libsigrok context was NULL.", __func__);
return SR_ERR;
}
- if (sanity_check_all_drivers() < 0) {
+ context = g_malloc0(sizeof(struct sr_context));
+
+ sr_drivers_init(context);
+
+ if (sanity_check_all_drivers(context) < 0) {
sr_err("Internal driver error(s), aborting.");
- return ret;
+ goto done;
}
if (sanity_check_all_input_modules() < 0) {
sr_err("Internal input module error(s), aborting.");
- return ret;
+ goto done;
}
if (sanity_check_all_output_modules() < 0) {
sr_err("Internal output module error(s), aborting.");
- return ret;
+ goto done;
}
- /* + 1 to handle when struct sr_context has no members. */
- context = g_try_malloc0(sizeof(struct sr_context) + 1);
+ if (sanity_check_all_transform_modules() < 0) {
+ sr_err("Internal transform module error(s), aborting.");
+ goto done;
+ }
- if (!context) {
- ret = SR_ERR_MALLOC;
+#ifdef _WIN32
+ if ((ret = WSAStartup(MAKEWORD(2, 2), &wsadata)) != 0) {
+ sr_err("WSAStartup failed with error code %d.", ret);
+ ret = SR_ERR;
goto done;
}
+#endif
#ifdef HAVE_LIBUSB_1_0
ret = libusb_init(&context->libusb_ctx);
@@ -355,14 +602,28 @@ SR_API int sr_init(struct sr_context **ctx)
goto done;
}
#endif
+#ifdef HAVE_LIBHIDAPI
+ /*
+ * According to , the hid_init() routine just returns
+ * zero or non-zero, and hid_error() appears to relate to calls
+ * for a specific device after hid_open(). Which means that there
+ * is no more detailled information available beyond success/fail
+ * at this point in time.
+ */
+ if (hid_init() != 0) {
+ sr_err("HIDAPI hid_init() failed.");
+ ret = SR_ERR;
+ goto done;
+ }
+#endif
+ sr_resource_set_hooks(context, NULL, NULL, NULL, NULL);
*ctx = context;
context = NULL;
ret = SR_OK;
done:
- if (context)
- g_free(context);
+ g_free(context);
return ret;
}
@@ -383,12 +644,20 @@ SR_API int sr_exit(struct sr_context *ctx)
return SR_ERR;
}
- sr_hw_cleanup_all();
+ sr_hw_cleanup_all(ctx);
+#ifdef _WIN32
+ WSACleanup();
+#endif
+
+#ifdef HAVE_LIBHIDAPI
+ hid_exit();
+#endif
#ifdef HAVE_LIBUSB_1_0
libusb_exit(ctx->libusb_ctx);
#endif
+ g_free(sr_driver_list(ctx));
g_free(ctx);
return SR_OK;