- if (status == mStatus_NoError) {
- mDNSBool good = mDNStrue;
- do {
- int ch;
- char name[256];
- char type[256];
- const char *dom = kDefaultServiceDomain;
- char rawText[1024];
- mDNSu8 text[sizeof(RDataBody)];
- unsigned int textLen = 0;
- char port[256];
-
- // Skip over any blank lines.
- do ch = fgetc(fp); while ( ch == '\n' || ch == '\r' );
- if (ch != EOF) good = (ungetc(ch, fp) == ch);
-
- // Read three lines, check them for validity, and register the service.
- good = ReadALine(name, sizeof(name), fp);
- if (good) {
- good = ReadALine(type, sizeof(type), fp);
- }
- if (good) {
- char *p = type;
- while (*p && *p != ' ') p++;
- if (*p) {
- *p = 0;
- dom = p+1;
- }
- }
- if (good) {
- good = ReadALine(port, sizeof(port), fp);
- }
- if (good) {
- good = CheckThatRichTextNameIsUsable(name, mDNSfalse)
- && CheckThatServiceTypeIsUsable(type, mDNSfalse)
- && CheckThatPortNumberIsUsable(atol(port), mDNSfalse);
- }
- if (good) {
- while (1) {
- int len;
- if (!ReadALine(rawText, sizeof(rawText), fp)) break;
- len = strlen(rawText);
- if (len <= 255)
- {
- unsigned int newlen = textLen + 1 + len;
- if (len == 0 || newlen >= sizeof(text)) break;
- text[textLen] = len;
- mDNSPlatformMemCopy(text + textLen + 1, rawText, len);
- textLen = newlen;
- }
- else
- fprintf(stderr, "%s: TXT attribute too long for name = %s, type = %s, port = %s\n",
- gProgramName, name, type, port);
- }
- }
- if (good) {
- status = RegisterOneService(name, type, dom, text, textLen, atol(port));
- if (status != mStatus_NoError) {
- fprintf(stderr, "%s: Failed to register service, name = %s, type = %s, port = %s\n",
- gProgramName, name, type, port);
- status = mStatus_NoError; // keep reading
+
+ if (gMDNSPlatformPosixVerboseLevel > 1)
+ fprintf(stderr, "Parsing %s for services\n", filePath);
+
+ do {
+ char nameBuf[256];
+ char * name = nameBuf;
+ char type[256];
+ const char *dom = kDefaultServiceDomain;
+ char rawText[1024];
+ mDNSu8 text[sizeof(RDataBody)];
+ unsigned int textLen = 0;
+ char port[256];
+ char *p;
+
+ // Read the service name, type, port, and optional text record fields.
+ // Skip blank lines while looking for the next service name.
+ if (! ReadALine(name, sizeof(nameBuf), fp, mDNStrue))
+ break;
+
+ // Special case that allows service name to begin with a '#'
+ // character by escaping it with a '\' to distiguish it from
+ // a comment line. Remove the leading '\' here before
+ // registering the service.
+ if (name[0] == '\\' && name[1] == '#')
+ name++;
+
+ if (gMDNSPlatformPosixVerboseLevel > 1)
+ fprintf(stderr, "Service name: \"%s\"\n", name);
+
+ // Don't skip blank lines in calls to ReadAline() after finding the
+ // service name since the next blank line indicates the end
+ // of this service record.
+ if (! ReadALine(type, sizeof(type), fp, mDNSfalse))
+ break;
+
+ // see if a domain name is specified
+ p = type;
+ while (*p && *p != ' ' && *p != '\t') p++;
+ if (*p) {
+ *p = 0; // NULL terminate the <type>.<protocol> string
+ // skip any leading whitespace before domain name
+ p++;
+ while (*p && (*p == ' ' || *p == '\t')) p++;
+ if (*p)
+ dom = p;
+ }
+ if (gMDNSPlatformPosixVerboseLevel > 1) {
+ fprintf(stderr, "Service type: \"%s\"\n", type);
+ fprintf(stderr, "Service domain: \"%s\"\n", dom);
+ }
+
+ if (! ReadALine(port, sizeof(port), fp, mDNSfalse))
+ break;
+ if (gMDNSPlatformPosixVerboseLevel > 1)
+ fprintf(stderr, "Service port: %s\n", port);
+
+ if ( ! CheckThatRichTextNameIsUsable(name, mDNStrue)
+ || ! CheckThatServiceTypeIsUsable(type, mDNStrue)
+ || ! CheckThatPortNumberIsUsable(atol(port), mDNStrue))
+ break;
+
+ // read the TXT record fields
+ while (1) {
+ int len;
+ if (!ReadALine(rawText, sizeof(rawText), fp, mDNSfalse)) break;
+ if (gMDNSPlatformPosixVerboseLevel > 1)
+ fprintf(stderr, "Text string: \"%s\"\n", rawText);
+ len = strlen(rawText);
+ if (len <= 255)
+ {
+ unsigned int newlen = textLen + 1 + len;
+ if (len == 0 || newlen >= sizeof(text)) break;
+ text[textLen] = len;
+ mDNSPlatformMemCopy(text + textLen + 1, rawText, len);
+ textLen = newlen;
projects / apple / mdnsresponder.git / commitdiff
