names.c

linux virtual usb host source

		if (at->termt == termt)
			return -1;
	at = my_malloc(sizeof(struct audioterminal) + strlen(name));
	if (!at)
		return -1;
	strcpy(at->name, name);
	at->termt = termt;
	at->next = audioterminals[h];
	audioterminals[h] = at;
	return 0;
}

static int new_genericstrtable(struct genericstrtable *t[HASHSZ], const char *name, unsigned int index)
{
        struct genericstrtable *g;
	unsigned int h = hashnum(index);

        for (g = t[h]; g; g = g->next)
                if (g->num == index)
                        return -1;
        g = my_malloc(sizeof(struct genericstrtable) + strlen(name));
        if (!g)
                return -1;
        strcpy(g->name, name);
        g->num = index;
        g->next = t[h];
        t[h] = g;
        return 0;
}

static int new_hid(const char *name, u_int8_t hidd)
{
	return new_genericstrtable(hiddescriptors, name, hidd);
}

static int new_reporttag(const char *name, u_int8_t rt)
{
	return new_genericstrtable(reports, name, rt);
}

static int new_huts(const char *name, unsigned int data)
{
	return new_genericstrtable(huts, name, data);
}

static int new_hutus(const char *name, unsigned int data)
{
	return new_genericstrtable(hutus, name, data);
}

static int new_langid(const char *name, u_int16_t langid)
{
	return new_genericstrtable(langids, name, langid);
}

static int new_physdes(const char *name, u_int8_t ph)
{
	return new_genericstrtable(physdess, name, ph);
}
static int new_bias(const char *name, u_int8_t b)
{
	return new_genericstrtable(biass, name, b);
}

static int new_countrycode(const char *name, unsigned int countrycode)
{
	return new_genericstrtable(countrycodes, name, countrycode);
}

/* ---------------------------------------------------------------------- */

#define DBG(x)

static void parse(FILE *f)
{
	char buf[512], *cp;
	unsigned int linectr = 0;
	int lastvendor = -1, lastclass = -1, lastsubclass = -1, lasthut=-1, lastlang=-1;
	unsigned int u;

	while (fgets(buf, sizeof(buf), f)) {
		linectr++;
		/* remove line ends */
		if ((cp = strchr(buf, 13)))
			*cp = 0;
		if ((cp = strchr(buf, 10)))
			*cp = 0;
		if (buf[0] == '#' || !buf[0])
			continue;
		cp = buf;
                if (buf[0] == 'P' && buf[1] == 'H' && buf[2] == 'Y' && buf[3] == 'S' && buf[4] == 'D' &&
                    buf[5] == 'E' && buf[6] == 'S' && /*isspace(buf[7])*/ buf[7] == ' ') {
                        cp = buf + 8;
                        while (isspace(*cp))
                                cp++;
                        if (!isxdigit(*cp)) {
                                fprintf(stderr, "Invalid Physdes type at line %u\n", linectr);
                                continue;
                        }
                        u = strtoul(cp, &cp, 16);
                        while (isspace(*cp))
                                cp++;
                        if (!*cp) {
                                fprintf(stderr, "Invalid Physdes type at line %u\n", linectr);
                                continue;
                        }
                        if (new_physdes(cp, u))
                                fprintf(stderr, "Duplicate Physdes  type spec at line %u terminal type %04x %s\n", linectr, u, cp);
                        DBG(printf("line %5u physdes type %02x %s\n", linectr, u, cp));
                        continue;

                }
                if (buf[0] == 'P' && buf[1] == 'H' && buf[2] == 'Y' && /*isspace(buf[3])*/ buf[3] == ' ') {
                        cp = buf + 4;
                        while (isspace(*cp))
                                cp++;
                        if (!isxdigit(*cp)) {
                                fprintf(stderr, "Invalid PHY type at line %u\n", linectr);
                                continue;
                        }
                        u = strtoul(cp, &cp, 16);
                        while (isspace(*cp))
                                cp++;
                        if (!*cp) {
                                fprintf(stderr, "Invalid PHY type at line %u\n", linectr);
                                continue;
                        }
                        if (new_physdes(cp, u))
                                fprintf(stderr, "Duplicate PHY type spec at line %u terminal type %04x %s\n", linectr, u, cp);
                        DBG(printf("line %5u PHY type %02x %s\n", linectr, u, cp));
                        continue;

                }
                if (buf[0] == 'B' && buf[1] == 'I' && buf[2] == 'A' && buf[3] == 'S' && /*isspace(buf[4])*/ buf[4] == ' ') {
                        cp = buf + 5;
                        while (isspace(*cp))
                                cp++;
                        if (!isxdigit(*cp)) {
                                fprintf(stderr, "Invalid BIAS type at line %u\n", linectr);
                                continue;
                        }
                        u = strtoul(cp, &cp, 16);
                        while (isspace(*cp))
                                cp++;
                        if (!*cp) {
                                fprintf(stderr, "Invalid BIAS type at line %u\n", linectr);
                                continue;
                        }
                        if (new_bias(cp, u))
                                fprintf(stderr, "Duplicate BIAS  type spec at line %u terminal type %04x %s\n", linectr, u, cp);
                        DBG(printf("line %5u BIAS type %02x %s\n", linectr, u, cp));
                        continue;

                }
                if (buf[0] == 'L' && /*isspace(buf[1])*/ buf[1] == ' ') {
                        cp =  buf+2;
                        while (isspace(*cp))
                                cp++;
                        if (!isxdigit(*cp)) {
                                fprintf(stderr, "Invalid LANGID spec at line %u\n", linectr);
                                continue;
                        }
                        u = strtoul(cp, &cp, 16);
                        while (isspace(*cp))
                                cp++;
                        if (!*cp) {
                                fprintf(stderr, "Invalid LANGID spec at line %u\n", linectr);
                                continue;
                        }
                        if (new_langid(cp, u))
                                fprintf(stderr, "Duplicate LANGID spec at line %u language-id %04x %s\n", linectr, u, cp);
                        DBG(printf("line %5u LANGID %02x %s\n", linectr, u, cp));
                        lasthut = lastclass = lastvendor = lastsubclass = -1;
                        lastlang = u;
                        continue;
                }
		if (buf[0] == 'C' && /*isspace(buf[1])*/ buf[1] == ' ') {
			/* class spec */
			cp = buf+2;
			while (isspace(*cp))
				cp++;
			if (!isxdigit(*cp)) {
				fprintf(stderr, "Invalid class spec at line %u\n", linectr);
				continue;
			}
			u = strtoul(cp, &cp, 16);
			while (isspace(*cp))
				cp++;
			if (!*cp) {
				fprintf(stderr, "Invalid class spec at line %u\n", linectr);
				continue;
			}
			if (new_class(cp, u))
				fprintf(stderr, "Duplicate class spec at line %u class %04x %s\n", linectr, u, cp);
			DBG(printf("line %5u class %02x %s\n", linectr, u, cp));
			lasthut = lastlang = lastvendor = lastsubclass = -1;
			lastclass = u;
			continue;
		}
		if (buf[0] == 'A' && buf[1] == 'T' && isspace(buf[2])) {
			/* audio terminal type spec */
			cp = buf+3;
			while (isspace(*cp))
				cp++;
			if (!isxdigit(*cp)) {
				fprintf(stderr, "Invalid audio terminal type at line %u\n", linectr);
				continue;
			}
			u = strtoul(cp, &cp, 16);
			while (isspace(*cp))
				cp++;
			if (!*cp) {
				fprintf(stderr, "Invalid audio terminal type at line %u\n", linectr);
				continue;
			}
			if (new_audioterminal(cp, u))
				fprintf(stderr, "Duplicate audio terminal type spec at line %u terminal type %04x %s\n", linectr, u, cp);
			DBG(printf("line %5u audio terminal type %02x %s\n", linectr, u, cp));
			continue;
		}
		if (buf[0] == 'H' && buf[1] == 'C' && buf[2] == 'C' && isspace(buf[3])) {
			/* HID Descriptor bCountryCode */
                        cp =  buf+3;
                        while (isspace(*cp))
                                cp++;
                        if (!isxdigit(*cp)) {
                                fprintf(stderr, "Invalid HID country code at line %u\n", linectr);
                                continue;
                        }
                        u = strtoul(cp, &cp, 10);
                        while (isspace(*cp))
                                cp++;
                        if (!*cp) {
                                fprintf(stderr, "Invalid HID country code at line %u\n", linectr);
                                continue;
                        }
                        if (new_countrycode(cp, u))
                                fprintf(stderr, "Duplicate HID country code at line %u country %02u %s\n", linectr, u, cp);
                        DBG(printf("line %5u keyboard country code %02u %s\n", linectr, u, cp));
                        continue;
		}
		if (isxdigit(*cp)) {
			/* vendor */
			u = strtoul(cp, &cp, 16);
			while (isspace(*cp))
				cp++;
			if (!*cp) {
				fprintf(stderr, "Invalid vendor spec at line %u\n", linectr);
				continue;
			}
			if (new_vendor(cp, u))
				fprintf(stderr, "Duplicate vendor spec at line %u vendor %04x %s\n", linectr, u, cp);
			DBG(printf("line %5u vendor %04x %s\n", linectr, u, cp));
			lastvendor = u;
			lasthut = lastlang = lastclass = lastsubclass = -1;
			continue;
		}
		if (buf[0] == '\t' && isxdigit(buf[1])) {
			/* product or subclass spec */
			u = strtoul(buf+1, &cp, 16);
			while (isspace(*cp))
				cp++;
			if (!*cp) {
				fprintf(stderr, "Invalid product/subclass spec at line %u\n", linectr);
				continue;
			}
			if (lastvendor != -1) {
				if (new_product(cp, lastvendor, u))
					fprintf(stderr, "Duplicate product spec at line %u product %04x:%04x %s\n", linectr, lastvendor, u, cp);
				DBG(printf("line %5u product %04x:%04x %s\n", linectr, lastvendor, u, cp));
				continue;
			}
			if (lastclass != -1) {
				if (new_subclass(cp, lastclass, u))
					fprintf(stderr, "Duplicate subclass spec at line %u class %02x:%02x %s\n", linectr, lastclass, u, cp);
				DBG(printf("line %5u subclass %02x:%02x %s\n", linectr, lastclass, u, cp));
				lastsubclass = u;
				continue;
			}
			if (lasthut != -1) {
				if (new_hutus(cp, (lasthut << 16)+u))
					fprintf(stderr, "Duplicate HUT Usage Spec at line %u\n", linectr);
				continue;
			}
			if (lastlang != -1) {
                                if (new_langid(cp, lastlang+(u<<10)))
                                        fprintf(stderr, "Duplicate LANGID Usage Spec at line %u\n", linectr);
                                continue;
                        }
			fprintf(stderr, "Product/Subclass spec without prior Vendor/Class spec at line %u\n", linectr);
			continue;
		}
		if (buf[0] == '\t' && buf[1] == '\t' && isxdigit(buf[2])) {
			/* protocol spec */
			u = strtoul(buf+2, &cp, 16);
			while (isspace(*cp))
				cp++;
			if (!*cp) {
				fprintf(stderr, "Invalid protocol spec at line %u\n", linectr);
				continue;
			}
			if (lastclass != -1 && lastsubclass != -1) {
				if (new_protocol(cp, lastclass, lastsubclass, u))
					fprintf(stderr, "Duplicate protocol spec at line %u class %02x:%02x:%02x %s\n", linectr, lastclass, lastsubclass, u, cp);
				DBG(printf("line %5u protocol %02x:%02x:%02x %s\n", linectr, lastclass, lastsubclass, u, cp));
				continue;
			}
			fprintf(stderr, "Protocol spec without prior Class and Subclass spec at line %u\n", linectr);
			continue;
		}
		if (buf[0] == 'H' && buf[1] == 'I' && buf[2] == 'D' && /*isspace(buf[3])*/ buf[3] == ' ') {
			cp = buf + 4;
                        while (isspace(*cp))
                                cp++;
                        if (!isxdigit(*cp)) {
                                fprintf(stderr, "Invalid HID type at line %u\n", linectr);
                                continue;
                        }
                        u = strtoul(cp, &cp, 16);
                        while (isspace(*cp))
                                cp++;
                        if (!*cp) {
                                fprintf(stderr, "Invalid HID type at line %u\n", linectr);
                                continue;
                        }
                        if (new_hid(cp, u))
                                fprintf(stderr, "Duplicate HID type spec at line %u terminal type %04x %s\n", linectr, u, cp);
                        DBG(printf("line %5u HID type %02x %s\n", linectr, u, cp));
                        continue;

		}
                if (buf[0] == 'H' && buf[1] == 'U' && buf[2] == 'T' && /*isspace(buf[3])*/ buf[3] == ' ') {
                        cp = buf + 4;
                        while (isspace(*cp))
                                cp++;
                        if (!isxdigit(*cp)) {
                                fprintf(stderr, "Invalid HUT type at line %u\n", linectr);
                                continue;
                        }
                        u = strtoul(cp, &cp, 16);
                        while (isspace(*cp))
                                cp++;
                        if (!*cp) {
                                fprintf(stderr, "Invalid HUT type at line %u\n", linectr);
                                continue;
                        }
                        if (new_huts(cp, u))
                                fprintf(stderr, "Duplicate HUT type spec at line %u terminal type %04x %s\n", linectr, u, cp);
			lastlang = lastclass = lastvendor = lastsubclass = -1;
			lasthut = u;
                        DBG(printf("line %5u HUT type %02x %s\n", linectr, u, cp));
                        continue;

                }
                if (buf[0] == 'R' && buf[1] == ' ') {
                        cp = buf + 2;
                        while (isspace(*cp))
                                cp++;
                        if (!isxdigit(*cp)) {
                                fprintf(stderr, "Invalid Report type at line %u\n", linectr);
                                continue;
                        }
                        u = strtoul(cp, &cp, 16);
                        while (isspace(*cp))
                                cp++;
                        if (!*cp) {
                                fprintf(stderr, "Invalid Report type at line %u\n", linectr);
                                continue;
                        }
                        if (new_reporttag(cp, u))
                                fprintf(stderr, "Duplicate Report type spec at line %u terminal type %04x %s\n", linectr, u, cp);
                        DBG(printf("line %5u Report type %02x %s\n", linectr, u, cp));
                        continue;

                }
                if (buf[0] == 'V' && buf[1] == 'T') {
			/* add here */
			continue;
		}
		fprintf(stderr, "Unknown line at line %u\n", linectr);
	}
}

/* ---------------------------------------------------------------------- */

int names_init(char *n)
{
	FILE *f;

	if (!(f = fopen(n, "r"))) {
		return errno;
	}
	parse(f);
	fclose(f);
	return 0;
}