34 - (NSString *)multipartBoundary;
37 - (NSData *)formDataForKey:(NSString *)key value:(NSString *)value;  argument
38 - (NSData *)formDataForFileContents:(NSData *)contents name:(NSString *)name;  argument
39 - (NSData *)formDataForFile:(NSString *)file name:(NSString *)name;  argument
47 - (NSString *)multipartBoundary {  argument
49   return [NSString stringWithFormat:@"---------------------------%08X%08X",
54 - (NSData *)formDataForKey:(NSString *)key value:(NSString *)value {  argument
55   NSString *escaped =
57   NSString *fmt =
59   NSString *form = [NSString stringWithFormat:fmt, boundary_, escaped, value];
65 - (NSData *)formDataForFileContents:(NSData *)contents name:(NSString *)name {  argument
67   NSString *escaped =
69   NSString *fmt = @"--%@\r\nContent-Disposition: form-data; name=\"%@\"; "
71   NSString *pre = [NSString stringWithFormat:fmt, boundary_, escaped];
80 - (NSData *)formDataForFile:(NSString *)file name:(NSString *)name {  argument
130 - (void)addFileAtPath:(NSString *)path name:(NSString *)name {  argument
135 - (void)addFileContents:(NSData *)data name:(NSString *)name {  argument
153   [req setValue:[NSString stringWithFormat:@"multipart/form-data; boundary=%@",
158   NSString *key;
171     NSString *name = [fileNames objectAtIndex:i];
175     // The object can be either the path to a file (NSString) or the contents
185   NSString *epilogue = [NSString stringWithFormat:@"\r\n--%@--\r\n", boundary_];