From e579256d0a2ebcaa407016a4813e91f908ff4651 Mon Sep 17 00:00:00 2001
From: James Maki <jmaki@multitech.com>
Date: Fri, 10 Sep 2010 10:33:49 -0500
Subject: add yaml output and make it the default to stdout

---
 src/eeprom_main.c | 120 +++++++++++++++++++++++++++++++++++++++++++++---------
 1 file changed, 100 insertions(+), 20 deletions(-)

(limited to 'src')

diff --git a/src/eeprom_main.c b/src/eeprom_main.c
index c82b7f1..f2c76dc 100644
--- a/src/eeprom_main.c
+++ b/src/eeprom_main.c
@@ -84,6 +84,83 @@ static int hwaddr_aton(const char *str, uint8_t *buf, size_t len)
 	return 1;
 }
 
+static int yaml_out(const char *name, struct mts_id_eeprom_layout *id_eeprom)
+{
+	FILE *file;
+
+	if (!strcmp(name, "-")) {
+		file = stdout;
+	} else {
+		file = fopen(name, "w+");
+		if (!file) {
+			log_error("could not open %s: %m", name);
+			return -1;
+		}
+	}
+
+	fprintf(file, "---\n");
+	fprintf(file, "\n");
+
+	fprintf(file, "vendor-id: %.32s\n", id_eeprom->vendor_id);
+	fprintf(file, "product-id: %.32s\n",  id_eeprom->product_id);
+	fprintf(file, "device-id: %.32s\n",  id_eeprom->device_id);
+	fprintf(file, "hw-version: %.32s\n",  id_eeprom->hw_version);
+	fprintf(file, "mac-addr: %02X:%02X:%02X:%02X:%02X:%02X\n",
+            id_eeprom->mac_addr[0],
+            id_eeprom->mac_addr[1],
+            id_eeprom->mac_addr[2],
+            id_eeprom->mac_addr[3],
+            id_eeprom->mac_addr[4],
+            id_eeprom->mac_addr[5]);
+	fprintf(file, "imei: %.32s\n",  id_eeprom->imei);
+	fprintf(file, "capa-gps: %s\n", DEVICE_CAPA(id_eeprom->capa, CAPA_GPS) ? "yes" : "no");
+	fprintf(file, "capa-din: %s\n", DEVICE_CAPA(id_eeprom->capa, CAPA_DIN) ? "yes" : "no");
+	fprintf(file, "capa-dout: %s\n", DEVICE_CAPA(id_eeprom->capa, CAPA_DOUT) ? "yes" : "no");
+	fprintf(file, "capa-adc: %s\n", DEVICE_CAPA(id_eeprom->capa, CAPA_ADC) ? "yes" : "no");
+
+	fprintf(file, "capa: \"");
+	int i;
+	for (i = 0; i < sizeof(id_eeprom->capa); i++) {
+		fprintf(file, "\\x%02X", id_eeprom->capa[i]);
+	}
+	fprintf(file, "\"\n");
+
+	fprintf(file, "...\n");
+
+	fclose(file);
+
+	return 0;
+}
+
+static int bin_out(const char *name, struct mts_id_eeprom_layout *id_eeprom)
+{
+	int fd;
+	int tmp;
+
+	if (!strcmp(name, "-")) {
+		fd = fileno(stdout);
+	} else {
+		fd = open(name, O_CREAT | O_WRONLY, 0644);
+		if (fd < 0) {
+			log_error("could not open %s: %m", name);
+			return fd;
+		}
+	}
+
+	tmp = write(fd, (char *) id_eeprom, sizeof(*id_eeprom));
+	if (tmp < 0) {
+		log_error("writing %s failed: %m", name);
+		return fd;
+	} else if (tmp != sizeof(*id_eeprom)) {
+		log_error("only wrote %d bytes to %s", tmp, name);
+		return -1;
+	}
+
+	close(fd);
+
+	return tmp;
+}
+
 static void mts_id_eeprom_inspect(struct mts_id_eeprom_layout *id_eeprom)
 {
 	log_info("sizeof: %lu", sizeof(struct mts_id_eeprom_layout));
@@ -130,6 +207,7 @@ static void usage(FILE *out) {
 	fprintf(out, "         --capa-dout |\n");
 	fprintf(out, "         --capa-adc |\n");
 	fprintf(out, "         --capa <capa> |\n");
+	fprintf(out, "         --out-format { bin | yaml (default) } |\n");
 	fprintf(out, "       }\n");
 	fprintf(out, "\n");
 }
@@ -148,6 +226,7 @@ enum {
 	CMD_OPT_CAPA_DOUT,
 	CMD_OPT_CAPA_ADC,
 	CMD_OPT_CAPA,
+	CMD_OPT_OUT_FORMAT,
 	CMD_OPT_VERSION,
 	CMD_OPT_HELP,
 };
@@ -167,6 +246,7 @@ static struct option long_options[] = {
 	{"capa-dout", 1, NULL, CMD_OPT_CAPA_DOUT},
 	{"capa-adc", 1, NULL, CMD_OPT_CAPA_ADC},
 	{"capa", 1, NULL, CMD_OPT_CAPA},
+	{"out-format", 1, NULL, CMD_OPT_OUT_FORMAT},
 	{"version", 0, NULL, CMD_OPT_VERSION},
 	{"help", 0, NULL, CMD_OPT_HELP},
 	{0, 0, 0, 0},
@@ -176,10 +256,12 @@ int main(int argc, char *argv[]) {
 	int i;
 	int option_index;
 	int tmp;
-	char *in_file = NULL;
-	char *out_file = NULL;
 	int fd;
 
+	char *in_file = NULL;
+	char *out_file = "-";
+	char *out_format = "yaml";
+
 	struct mts_id_eeprom_layout id_eeprom;
 
 	memset(&id_eeprom, 0, sizeof(id_eeprom));
@@ -282,6 +364,16 @@ int main(int argc, char *argv[]) {
 			exit(1);
 			break;
 
+		case CMD_OPT_OUT_FORMAT:
+			if (strcmp(optarg, "bin") && strcmp(optarg, "yaml")) {
+				log_error("invalid out-format %s", optarg);
+				usage(stderr);
+				exit(1);
+			}
+			out_format = optarg;
+
+			break;
+
 		case CMD_OPT_VERSION:
 			print_version("mts-id-eeprom");
 			exit(0);
@@ -298,27 +390,15 @@ int main(int argc, char *argv[]) {
 		}
 	}
 
-
 	if (out_file) {
-		fd = open(out_file, O_CREAT | O_WRONLY, 0644);
-		if (fd < 0) {
-			log_error("could not open out-file %s: %m", out_file);
+		if (!strcmp(out_format, "bin")) {
+			bin_out(out_file, &id_eeprom);
+		} else if (!strcmp(out_format, "yaml")) {
+			yaml_out(out_file, &id_eeprom);
+		} else {
+			log_error("un-handled out-format");
 			exit(1);
 		}
-
-		tmp = write(fd, (char *) &id_eeprom, sizeof(id_eeprom));
-		if (tmp < 0) {
-			log_error("writing %s failed: %m", out_file);
-			exit(1);
-		} else if (tmp != sizeof(id_eeprom)) {
-			log_error("only wrote %d bytes to %s", tmp, out_file);
-			exit(1);
-		}
-
-		close(fd);
-
-		log_info("wrote eeprom to %s successfully", out_file);
-		mts_id_eeprom_inspect(&id_eeprom);
 	}
 
 	return 0;
-- 
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