tools/afcclient: Allow get folder from device to local.

Signed-off-by: tomriddly <tomriddly@qq.com>

1 files changed, 164 insertions, 86 deletions

diff --git a/tools/afcclient.c b/tools/afcclient.c
index 9bcd77b..826ad5b 100644
--- a/tools/afcclient.c
+++ b/tools/afcclient.c
@@ -89,6 +89,16 @@ static idevice_subscription_context_t context = NULL;
 static char* curdir = NULL;
 static size_t curdir_len = 0;
 
+static int is_directory(const char* path)
+{
+	struct stat tst;
+#ifdef WIN32
+	return (stat(path, &tst) == 0) && S_ISDIR(tst.st_mode);
+#else
+	return (lstat(path, &tst) == 0) && S_ISDIR(tst.st_mode);
+#endif
+}
+
 static void print_usage(int argc, char **argv, int is_error)
 {
 	char *name = strrchr(argv[0], '/');
@@ -173,7 +183,7 @@ static void handle_help(afc_client_t afc, int argc, char** argv)
 	printf("rm PATH - remove item at PATH\n");
 	printf("get PATH [LOCALPATH] - transfer file at PATH from device to LOCALPATH\n");
 	printf("put LOCALPATH [PATH] - transfer local file at LOCALPATH to device at PATH\n");
-	printf("\n");	
+	printf("\n");
 }
 
 static const char* path_get_basename(const char* path)
@@ -200,7 +210,7 @@ static int timeval_subtract(struct timeval *result, struct timeval *x, struct ti
 	result->tv_sec = x->tv_sec - y->tv_sec;
 	result->tv_usec = x->tv_usec - y->tv_usec;
 	/* Return 1 if result is negative. */
-	return x->tv_sec < y->tv_sec;	
+	return x->tv_sec < y->tv_sec;
 }
 
 struct str_item {
@@ -674,110 +684,178 @@ static void handle_remove(afc_client_t afc, int argc, char** argv)
 	}
 }
 
-static void handle_get(afc_client_t afc, int argc, char** argv)
+static uint8_t get_single_file(afc_client_t afc, const char *srcpath, const char *dstpath, uint64_t file_size)
 {
-	if (argc < 1 || argc > 2) {
-		printf("Error: Invalid number of arguments\n");
-		return;
+	uint64_t fh = 0;
+	afc_error_t err = afc_file_open(afc, srcpath, AFC_FOPEN_RDONLY, &fh);
+	if (err != AFC_E_SUCCESS) {
+		printf("Error: Failed to open file '%s': %s (%d)\n", srcpath, afc_strerror(err), err);
+		return 0;
 	}
-	char *srcpath = NULL;
-	char* dstpath = NULL;
-	if (argc == 1) {
-		srcpath = get_absolute_path(argv[0]);
-		dstpath = strdup(path_get_basename(argv[0]));
-	} else {
-		srcpath = get_absolute_path(argv[0]);
-		dstpath = strdup(argv[1]);
+	FILE *f = fopen(dstpath, "wb");
+	if (!f) {
+		printf("Error: Failed to open local file '%s': %s\n", dstpath, strerror(errno));
+		return 0;
+	}
+	struct timeval t1;
+	struct timeval t2;
+	struct timeval tdiff;
+	size_t bufsize = 0x100000;
+	char *buf = malloc(bufsize);
+	size_t total = 0;
+	int progress = 0;
+	int lastprog = 0;
+	if (file_size > 0x400000) {
+		progress = 1;
+		gettimeofday(&t1, NULL);
+	}
+	uint8_t succeed = 1;
+	while (err == AFC_E_SUCCESS) {
+		uint32_t bytes_read = 0;
+		size_t chunk = 0;
+		err = afc_file_read(afc, fh, buf, bufsize, &bytes_read);
+		if (bytes_read == 0) {
+			break;
+		}
+		while (chunk < bytes_read) {
+			size_t wr = fwrite(buf + chunk, 1, bytes_read - chunk, f);
+			if (wr == 0) {
+				if (progress) {
+					printf("\n");
+				}
+				printf("Error: Failed to write to local file\n");
+				succeed = 0;
+				break;
+			}
+			chunk += wr;
+		}
+		total += chunk;
+		if (progress) {
+			int prog = (int) ((double) total / (double) file_size * 100.0f);
+			if (prog > lastprog) {
+				gettimeofday(&t2, NULL);
+				timeval_subtract(&tdiff, &t2, &t1);
+				double time_in_sec = (double) tdiff.tv_sec + (double) tdiff.tv_usec / 1000000;
+				printf("\r%d%% (%0.1f MB/s)   ", prog, (double) total / 1048576.0f / time_in_sec);
+				fflush(stdout);
+				lastprog = prog;
+			}
+		}
 	}
+	if (progress) {
+		printf("\n");
+	}
+	if (err != AFC_E_SUCCESS) {
+		printf("Error: Failed to read from file '%s': %s (%d)\n", srcpath, afc_strerror(err), err);
+		succeed = 0;
+	}
+	free(buf);
+	fclose(f);
+	afc_file_close(afc, fh);
+	return succeed;
+}
 
+static uint8_t get_file(afc_client_t afc, const char *srcpath, const char *dstpath)
+{
 	char **info = NULL;
 	uint64_t file_size = 0;
 	afc_get_file_info(afc, srcpath, &info);
+	uint8_t is_dir = 0;
 	if (info) {
 		char **p = info;
 		while (p && *p) {
 			if (!strcmp(*p, "st_size")) {
 				p++;
-				file_size = (uint64_t)strtoull(*p, NULL, 10);
+				file_size = (uint64_t) strtoull(*p, NULL, 10);
+			}
+			if (!strcmp(*p, "st_ifmt")) {
+				p++;
+				is_dir = !strcmp(*p, "S_IFDIR");
+			}
+			p++;
+		}
+		afc_dictionary_free(info);
+	}
+	uint8_t succeed = 1;
+	if (is_dir) {
+		char **entries = NULL;
+		afc_error_t err = afc_read_directory(afc, srcpath, &entries);
+		if (err != AFC_E_SUCCESS) {
+			printf("Error: Failed to list '%s': %s (%d)\n", srcpath, afc_strerror(err), err);
+			return 0;
+		}
+		char **p = entries;
+		size_t srcpath_len = strlen(srcpath);
+		int srcpath_is_root = strcmp(srcpath, "/") == 0;
+		if (!is_directory(dstpath) && mkdir(dstpath, 0777) != 0) {
+			printf("Error: Failed to create folder '%s': %s\n", dstpath, strerror(errno));
+			afc_dictionary_free(entries);
+			return 0;
+		}
+		while (p && *p) {
+			if (strcmp(".", *p) == 0 || strcmp("..", *p) == 0) {
+				p++;
+				continue;
+			}
+			size_t len = srcpath_len + 1 + strlen(*p) + 1;
+			char *testpath = (char *) malloc(len);
+			if (srcpath_is_root) {
+				snprintf(testpath, len, "/%s", *p);
+			} else {
+				snprintf(testpath, len, "%s/%s", srcpath, *p);
+			}
+			size_t dst_len = strlen(dstpath) + 1 + strlen(*p) + 1;
+			char *newdst = (char *) malloc(dst_len);
+			snprintf(newdst, dst_len, "%s/%s", dstpath, *p);
+			if (!get_file(afc, testpath, newdst)) {
+				succeed = 0;
 				break;
 			}
+			free(testpath);
+			free(newdst);
 			p++;
 		}
+		afc_dictionary_free(entries);
+	} else {
+		succeed = get_single_file(afc, srcpath, dstpath, file_size);
 	}
-	uint64_t fh = 0;
-	afc_error_t err = afc_file_open(afc, srcpath, AFC_FOPEN_RDONLY, &fh);
-	if (err != AFC_E_SUCCESS) {
-		free(srcpath);
-		free(dstpath);
-		printf("Error: Failed to open file '%s': %s (%d)\n", argv[0], afc_strerror(err), err);
+	return succeed;
+}
+
+static void handle_get(afc_client_t afc, int argc, char **argv)
+{
+	if (argc < 1 || argc > 2) {
+		printf("Error: Invalid number of arguments\n");
 		return;
 	}
-	FILE *f = fopen(dstpath, "wb");
-	if (!f && errno == EISDIR) {
-		const char* basen = path_get_basename(argv[0]);
+	char *srcpath = NULL;
+	char *dstpath = NULL;
+	size_t src_len = strlen(argv[0]);
+	if (strcmp(argv[0], "/") != 0 && argv[0][src_len - 1] == '/') {
+		argv[0][src_len - 1] = '\0';
+	}
+	if (argc == 1) {
+		srcpath = get_absolute_path(argv[0]);
+		dstpath = strdup(path_get_basename(argv[0]));
+	} else {
+		srcpath = get_absolute_path(argv[0]);
+		dstpath = strdup(argv[1]);
+	}
+
+	if (is_directory(dstpath)) {
+		const char *basen = path_get_basename(argv[0]);
 		size_t len = strlen(dstpath) + 1 + strlen(basen) + 1;
-		char* newdst = (char*)malloc(len);
+		char *newdst = (char *) malloc(len);
 		snprintf(newdst, len, "%s/%s", dstpath, basen);
-		f = fopen(newdst, "wb");
+		get_file(afc, srcpath, newdst);
+		free(srcpath);
 		free(newdst);
-	}
-	if (f) {
-		struct timeval t1;
-		struct timeval t2;
-		struct timeval tdiff;
-		size_t bufsize = 0x100000;
-		char* buf = malloc(bufsize);
-		size_t total = 0;
-		int progress = 0;
-		int lastprog = 0;
-		if (file_size > 0x400000) {
-			progress = 1;
-			gettimeofday(&t1, NULL);
-		}
-		while (err == AFC_E_SUCCESS) {
-			uint32_t bytes_read = 0;
-			size_t chunk = 0;
-			err = afc_file_read(afc, fh, buf, bufsize, &bytes_read);
-			if (bytes_read == 0) {
-				break;
-			}
-			while (chunk < bytes_read) {
-				size_t wr = fwrite(buf+chunk, 1, bytes_read-chunk, f);
-				if (wr == 0) {
-					if (progress) {
-						printf("\n");
-					}
-					printf("Error: Failed to write to local file\n");
-					break;
-				}
-				chunk += wr;
-			}
-			total += chunk;
-			if (progress) {
-				int prog = (int)((double)total / (double)file_size * 100.0f);
-				if (prog > lastprog) {
-					gettimeofday(&t2, NULL);
-					timeval_subtract(&tdiff, &t2, &t1);
-					double time_in_sec = (double)tdiff.tv_sec + (double)tdiff.tv_usec/1000000;
-					printf("\r%d%% (%0.1f MB/s)   ", prog, (double)total/1048576.0f / time_in_sec);
-					fflush(stdout);
-					lastprog = prog;
-				}
-			}
-		}
-		if (progress) {
-			printf("\n");
-		}
-		if (err != AFC_E_SUCCESS) {
-			printf("Error: Failed to read from file '%s': %s (%d)\n", argv[0], afc_strerror(err), err);
-		}
-		free(buf);
-		fclose(f);
+		free(dstpath);
 	} else {
-		printf("Error: Failed to open local file '%s': %s\n", dstpath, strerror(errno));
+		get_file(afc, srcpath, dstpath);
+		free(srcpath);
+		free(dstpath);
 	}
-	afc_file_close(afc, fh);
-	free(srcpath);
 }
 
 static void handle_put(afc_client_t afc, int argc, char** argv)
@@ -975,8 +1053,8 @@ static void parse_cmdline(int* p_argc, char*** p_argv, const char* cmdline)
 		} else if (*pos == '"' || *pos == '\'') {
 			if (!qpos) {
 				qpos = pos;
-			} else {			
-				qpos = NULL;	
+			} else {
+				qpos = NULL;
 			}
 			pos++;
 		} else if (*pos == '\0' || (!qpos && isspace(*pos))) {
@@ -1043,7 +1121,7 @@ static int process_args(afc_client_t afc, int argc, char** argv)
 		handle_file_info(afc, argc-1, argv+1);
 	}
 	else if (!strcmp(argv[0], "ls") || !strcmp(argv[0], "list")) {
-		handle_list(afc, argc-1, argv+1);	
+		handle_list(afc, argc-1, argv+1);
 	}
 	else if (!strcmp(argv[0], "mv") || !strcmp(argv[0], "rename")) {
 		handle_rename(afc, argc-1, argv+1);
@@ -1113,7 +1191,7 @@ static void start_cmdline(afc_client_t afc)
 				break;
 			}
 		}
-	}	
+	}
 }
 
 static void device_event_cb(const idevice_event_t* event, void* userdata)