61 static ssize_t hmcdrv_cache_get(const struct hmcdrv_ftp_cmdspec *ftp)  in hmcdrv_cache_get()  argument
66 	if ((ftp->id != hmcdrv_cache_file.id) ||  in hmcdrv_cache_get()
67 	    strcmp(hmcdrv_cache_file.fname, ftp->fname))  in hmcdrv_cache_get()
70 	if (ftp->ofs >= hmcdrv_cache_file.fsize) /* EOF ? */  in hmcdrv_cache_get()
80 	len = hmcdrv_cache_file.fsize - ftp->ofs;  in hmcdrv_cache_get()
82 	if (len > ftp->len)  in hmcdrv_cache_get()
83 		len = ftp->len;  in hmcdrv_cache_get()
88 	pos = ftp->ofs - hmcdrv_cache_file.ofs;  in hmcdrv_cache_get()
93 		memcpy(ftp->buf,  in hmcdrv_cache_get()
113 static ssize_t hmcdrv_cache_do(const struct hmcdrv_ftp_cmdspec *ftp,  in hmcdrv_cache_do()  argument
123 	if ((ftp->len > 0) && (hmcdrv_cache_file.len >= ftp->len)) {  in hmcdrv_cache_do()
129 		struct hmcdrv_ftp_cmdspec cftp = *ftp; /* make a copy */  in hmcdrv_cache_do()
137 				 len, ftp->fname);  in hmcdrv_cache_do()
139 			if (len > ftp->len)  in hmcdrv_cache_do()
140 				len = ftp->len;  in hmcdrv_cache_do()
142 			hmcdrv_cache_file.ofs = ftp->ofs;  in hmcdrv_cache_do()
145 			memcpy(ftp->buf, hmcdrv_cache_file.content, len);  in hmcdrv_cache_do()
148 		len = func(ftp, &hmcdrv_cache_file.fsize);  in hmcdrv_cache_do()
156 		strlcpy(hmcdrv_cache_file.fname, ftp->fname,  in hmcdrv_cache_do()
158 		hmcdrv_cache_file.id = ftp->id;  in hmcdrv_cache_do()
160 			 ftp->id, hmcdrv_cache_file.fsize, ftp->fname);  in hmcdrv_cache_do()
176 ssize_t hmcdrv_cache_cmd(const struct hmcdrv_ftp_cmdspec *ftp,  in hmcdrv_cache_cmd()  argument
181 	if ((ftp->id == HMCDRV_FTP_DIR) || /* read cache */  in hmcdrv_cache_cmd()
182 	    (ftp->id == HMCDRV_FTP_NLIST) ||  in hmcdrv_cache_cmd()
183 	    (ftp->id == HMCDRV_FTP_GET)) {  in hmcdrv_cache_cmd()
185 		len = hmcdrv_cache_get(ftp);  in hmcdrv_cache_cmd()
190 		len = hmcdrv_cache_do(ftp, func);  in hmcdrv_cache_cmd()
196 		len = func(ftp, NULL); /* simply do original command */  in hmcdrv_cache_cmd()