#include <errno.h>
#include <dirent.h>
#include <fnmatch.h>
+#include <regex.h>
+#include "strndup.h"
#include "xmlconfig.h"
#include "u_process.h"
+#include "os_file.h"
/* For systems like Hurd */
#ifndef PATH_MAX
#define PATH_MAX 4096
#endif
+static bool
+be_verbose(void)
+{
+ const char *s = getenv("MESA_DEBUG");
+ if (!s)
+ return true;
+
+ return strstr(s, "silent") == NULL;
+}
+
/** \brief Find an option in an option cache with the name as key */
static uint32_t
findOption(const driOptionCache *cache, const char *name)
defaultVal = getenv (cache->info[opt].name);
if (defaultVal != NULL) {
/* don't use XML_WARNING, we want the user to see this! */
- fprintf (stderr,
- "ATTENTION: default value of option %s overridden by environment.\n",
- cache->info[opt].name);
+ if (be_verbose()) {
+ fprintf(stderr,
+ "ATTENTION: default value of option %s overridden by environment.\n",
+ cache->info[opt].name);
+ }
} else
defaultVal = attrVal[OA_DEFAULT];
if (!parseValue (&cache->values[opt], cache->info[opt].type, defaultVal))
int screenNum;
const char *driverName, *execName;
const char *kernelDriverName;
+ const char *engineName;
+ const char *applicationName;
+ uint32_t engineVersion;
+ uint32_t applicationVersion;
uint32_t ignoringDevice;
uint32_t ignoringApp;
uint32_t inDriConf;
/** \brief Elements in configuration files. */
enum OptConfElem {
- OC_APPLICATION = 0, OC_DEVICE, OC_DRICONF, OC_OPTION, OC_COUNT
+ OC_APPLICATION = 0, OC_DEVICE, OC_DRICONF, OC_ENGINE, OC_OPTION, OC_COUNT
};
static const XML_Char *OptConfElems[] = {
[OC_APPLICATION] = "application",
[OC_DEVICE] = "device",
[OC_DRICONF] = "driconf",
+ [OC_ENGINE] = "engine",
[OC_OPTION] = "option",
};
}
}
+static bool
+valueInRanges(const driOptionInfo *info, uint32_t value)
+{
+ uint32_t i;
+
+ for (i = 0; i < info->nRanges; i++) {
+ if (info->ranges[i].start._int <= value &&
+ info->ranges[i].end._int >= value)
+ return true;
+ }
+
+ return false;
+}
+
/** \brief Parse attributes of an application element. */
static void
parseAppAttr(struct OptConfData *data, const XML_Char **attr)
{
uint32_t i;
const XML_Char *exec = NULL;
+ const XML_Char *sha1 = NULL;
+ const XML_Char *application_name_match = NULL;
+ const XML_Char *application_versions = NULL;
+ driOptionInfo version_ranges = {
+ .type = DRI_INT,
+ };
+
for (i = 0; attr[i]; i += 2) {
if (!strcmp (attr[i], "name")) /* not needed here */;
else if (!strcmp (attr[i], "executable")) exec = attr[i+1];
+ else if (!strcmp (attr[i], "sha1")) sha1 = attr[i+1];
+ else if (!strcmp (attr[i], "application_name_match"))
+ application_name_match = attr[i+1];
+ else if (!strcmp (attr[i], "application_versions"))
+ application_versions = attr[i+1];
else XML_WARNING("unknown application attribute: %s.", attr[i]);
}
- if (exec && strcmp (exec, data->execName))
+ if (exec && strcmp (exec, data->execName)) {
data->ignoringApp = data->inApp;
+ } else if (sha1) {
+ /* SHA1_DIGEST_STRING_LENGTH includes terminating null byte */
+ if (strlen(sha1) != (SHA1_DIGEST_STRING_LENGTH - 1)) {
+ XML_WARNING("Incorrect sha1 application attribute");
+ data->ignoringApp = data->inApp;
+ } else {
+ size_t len;
+ char* content;
+ char path[PATH_MAX];
+ if (util_get_process_exec_path(path, ARRAY_SIZE(path)) > 0 &&
+ (content = os_read_file(path, &len))) {
+ uint8_t sha1x[SHA1_DIGEST_LENGTH];
+ char sha1s[SHA1_DIGEST_STRING_LENGTH];
+ _mesa_sha1_compute(content, len, sha1x);
+ _mesa_sha1_format((char*) sha1s, sha1x);
+ free(content);
+
+ if (strcmp(sha1, sha1s)) {
+ data->ignoringApp = data->inApp;
+ }
+ } else {
+ data->ignoringApp = data->inApp;
+ }
+ }
+ } else if (application_name_match) {
+ regex_t re;
+
+ if (regcomp (&re, application_name_match, REG_EXTENDED|REG_NOSUB) == 0) {
+ if (regexec (&re, data->applicationName, 0, NULL, 0) == REG_NOMATCH)
+ data->ignoringApp = data->inApp;
+ regfree (&re);
+ } else
+ XML_WARNING ("Invalid application_name_match=\"%s\".", application_name_match);
+ }
+ if (application_versions) {
+ if (parseRanges (&version_ranges, application_versions) &&
+ !valueInRanges (&version_ranges, data->applicationVersion))
+ data->ignoringApp = data->inApp;
+ }
+}
+
+/** \brief Parse attributes of an application element. */
+static void
+parseEngineAttr(struct OptConfData *data, const XML_Char **attr)
+{
+ uint32_t i;
+ const XML_Char *engine_name_match = NULL, *engine_versions = NULL;
+ driOptionInfo version_ranges = {
+ .type = DRI_INT,
+ };
+ for (i = 0; attr[i]; i += 2) {
+ if (!strcmp (attr[i], "name")) /* not needed here */;
+ else if (!strcmp (attr[i], "engine_name_match")) engine_name_match = attr[i+1];
+ else if (!strcmp (attr[i], "engine_versions")) engine_versions = attr[i+1];
+ else XML_WARNING("unknown application attribute: %s.", attr[i]);
+ }
+ if (engine_name_match) {
+ regex_t re;
+
+ if (regcomp (&re, engine_name_match, REG_EXTENDED|REG_NOSUB) == 0) {
+ if (regexec (&re, data->engineName, 0, NULL, 0) == REG_NOMATCH)
+ data->ignoringApp = data->inApp;
+ regfree (&re);
+ } else
+ XML_WARNING ("Invalid engine_name_match=\"%s\".", engine_name_match);
+ }
+ if (engine_versions) {
+ if (parseRanges (&version_ranges, engine_versions) &&
+ !valueInRanges (&version_ranges, data->engineVersion))
+ data->ignoringApp = data->inApp;
+ }
+
+ free(version_ranges.ranges);
}
/** \brief Parse attributes of an option element. */
/* don't use XML_WARNING, drirc defines options for all drivers,
* but not all drivers support them */
return;
- else if (getenv (cache->info[opt].name))
+ else if (getenv (cache->info[opt].name)) {
/* don't use XML_WARNING, we want the user to see this! */
- fprintf (stderr, "ATTENTION: option value of option %s ignored.\n",
- cache->info[opt].name);
- else if (!parseValue (&cache->values[opt], cache->info[opt].type, value))
+ if (be_verbose()) {
+ fprintf(stderr,
+ "ATTENTION: option value of option %s ignored.\n",
+ cache->info[opt].name);
+ }
+ } else if (!parseValue (&cache->values[opt], cache->info[opt].type, value))
XML_WARNING ("illegal option value: %s.", value);
}
}
if (!data->inDevice)
XML_WARNING1 ("<application> should be inside <device>.");
if (data->inApp)
- XML_WARNING1 ("nested <application> elements.");
+ XML_WARNING1 ("nested <application> or <engine> elements.");
data->inApp++;
if (!data->ignoringDevice && !data->ignoringApp)
parseAppAttr (data, attr);
break;
+ case OC_ENGINE:
+ if (!data->inDevice)
+ XML_WARNING1 ("<engine> should be inside <device>.");
+ if (data->inApp)
+ XML_WARNING1 ("nested <application> or <engine> elements.");
+ data->inApp++;
+ if (!data->ignoringDevice && !data->ignoringApp)
+ parseEngineAttr (data, attr);
+ break;
case OC_OPTION:
if (!data->inApp)
XML_WARNING1 ("<option> should be inside <application>.");
data->ignoringDevice = 0;
break;
case OC_APPLICATION:
+ case OC_ENGINE:
if (data->inApp-- == data->ignoringApp)
data->ignoringApp = 0;
break;
void
driParseConfigFiles(driOptionCache *cache, const driOptionCache *info,
int screenNum, const char *driverName,
- const char *kernelDriverName)
+ const char *kernelDriverName,
+ const char *applicationName, uint32_t applicationVersion,
+ const char *engineName, uint32_t engineVersion)
{
char *home;
struct OptConfData userData;
userData.screenNum = screenNum;
userData.driverName = driverName;
userData.kernelDriverName = kernelDriverName;
+ userData.applicationName = applicationName ? applicationName : "";
+ userData.applicationVersion = applicationVersion;
+ userData.engineName = engineName ? engineName : "";
+ userData.engineVersion = engineVersion;
userData.execName = util_get_process_name();
parseConfigDir(&userData, DATADIR "/drirc.d");