build: write "FILE *fp" instead of "FILE *fd"tmp-fileio

This makes it clear that "fd" is not a file descriptor but a FILE
pointer.  Suggested by Tim Rühsen.

Signed-off-by: Daiki Ueno <ueno@gnu.org>

4 files changed, 89 insertions, 89 deletions

diff --git a/src/certtool-common.c b/src/certtool-common.c
index ade6b1b569..3af2d08080 100644
--- a/src/certtool-common.c
+++ b/src/certtool-common.c
@@ -389,7 +389,7 @@ gnutls_x509_crt_t load_cert(int mand, common_info_st * info)
 gnutls_x509_crt_t *load_cert_list(int mand, size_t * crt_size,
 				  common_info_st * info)
 {
-	FILE *fd;
+	FILE *fp;
 	static gnutls_x509_crt_t *crt;
 	int ret;
 	gnutls_datum_t dat;
@@ -409,18 +409,18 @@ gnutls_x509_crt_t *load_cert_list(int mand, size_t * crt_size,
 			return NULL;
 	}
 
-	fd = fopen(info->cert, "r");
-	if (fd == NULL) {
+	fp = fopen(info->cert, "r");
+	if (fp == NULL) {
 		fprintf(stderr, "Could not open %s\n", info->cert);
 		app_exit(1);
 	}
 
-	fix_lbuffer(file_size(fd));
+	fix_lbuffer(file_size(fp));
 
-	size = fread(lbuffer, 1, lbuffer_size - 1, fd);
+	size = fread(lbuffer, 1, lbuffer_size - 1, fp);
 	lbuffer[size] = 0;
 
-	fclose(fd);
+	fclose(fp);
 
 	dat.data = (void *) lbuffer;
 	dat.size = size;
@@ -448,7 +448,7 @@ gnutls_x509_crt_t *load_cert_list(int mand, size_t * crt_size,
 gnutls_x509_crl_t *load_crl_list(int mand, size_t * crl_size,
 				  common_info_st * info)
 {
-	FILE *fd;
+	FILE *fp;
 	static gnutls_x509_crl_t *crl;
 	unsigned int crl_max;
 	int ret;
@@ -467,18 +467,18 @@ gnutls_x509_crl_t *load_crl_list(int mand, size_t * crl_size,
 			return NULL;
 	}
 
-	fd = fopen(info->crl, "r");
-	if (fd == NULL) {
+	fp = fopen(info->crl, "r");
+	if (fp == NULL) {
 		fprintf(stderr, "Could not open %s\n", info->crl);
 		app_exit(1);
 	}
 
-	fix_lbuffer(file_size(fd));
+	fix_lbuffer(file_size(fp));
 
-	size = fread(lbuffer, 1, lbuffer_size - 1, fd);
+	size = fread(lbuffer, 1, lbuffer_size - 1, fp);
 	lbuffer[size] = 0;
 
-	fclose(fd);
+	fclose(fp);
 
 	dat.data = (void *) lbuffer;
 	dat.size = size;
diff --git a/src/psk.c b/src/psk.c
index 775d8f80c9..6f77c6f285 100644
--- a/src/psk.c
+++ b/src/psk.c
@@ -141,35 +141,35 @@ int main(int argc, char **argv)
 
 static int filecopy(const char *src, const char *dst)
 {
-	FILE *fd, *fd2;
+	FILE *fp, *fp2;
 	char line[5 * 1024];
 	char *p;
 
-	fd = fopen(dst, "w");
-	if (fd == NULL) {
+	fp = fopen(dst, "w");
+	if (fp == NULL) {
 		fprintf(stderr, "Cannot open '%s' for write\n", dst);
 		return -1;
 	}
 
-	fd2 = fopen(src, "r");
-	if (fd2 == NULL) {
+	fp2 = fopen(src, "r");
+	if (fp2 == NULL) {
 		/* empty file */
-		fclose(fd);
+		fclose(fp);
 		return 0;
 	}
 
 	line[sizeof(line) - 1] = 0;
 	do {
-		p = fgets(line, sizeof(line) - 1, fd2);
+		p = fgets(line, sizeof(line) - 1, fp2);
 		if (p == NULL)
 			break;
 
-		fputs(line, fd);
+		fputs(line, fp);
 	}
 	while (1);
 
-	fclose(fd);
-	fclose(fd2);
+	fclose(fp);
+	fclose(fp2);
 
 	return 0;
 }
@@ -178,7 +178,7 @@ static int
 write_key(const char *username, const char *key, int key_size,
 	  const char *passwd_file)
 {
-	FILE *fd;
+	FILE *fp;
 	char line[5 * 1024];
 	char *p, *pp;
 	char tmpname[1024];
@@ -186,7 +186,7 @@ write_key(const char *username, const char *key, int key_size,
 
 	/* delete previous entry */
 	struct stat st;
-	FILE *fd2;
+	FILE *fp2;
 	int put;
 
 	if (strlen(passwd_file) + 5 > sizeof(tmpname)) {
@@ -207,25 +207,25 @@ write_key(const char *username, const char *key, int key_size,
 		return -1;
 	}
 
-	fd = fopen(passwd_file, "w");
-	if (fd == NULL) {
+	fp = fopen(passwd_file, "w");
+	if (fp == NULL) {
 		fprintf(stderr, "Cannot open '%s' for write\n",
 			passwd_file);
 		(void)remove(tmpname);
 		return -1;
 	}
 
-	fd2 = fopen(tmpname, "r");
-	if (fd2 == NULL) {
+	fp2 = fopen(tmpname, "r");
+	if (fp2 == NULL) {
 		fprintf(stderr, "Cannot open '%s' for read\n", tmpname);
 		(void)remove(tmpname);
-		fclose(fd);
+		fclose(fp);
 		return -1;
 	}
 
 	put = 0;
 	do {
-		p = fgets(line, sizeof(line) - 1, fd2);
+		p = fgets(line, sizeof(line) - 1, fp2);
 		if (p == NULL)
 			break;
 
@@ -237,19 +237,19 @@ write_key(const char *username, const char *key, int key_size,
 			    MAX(strlen(username),
 				(unsigned int) (pp - p))) == 0) {
 			put = 1;
-			fprintf(fd, "%s:%s\n", username, key);
+			fprintf(fp, "%s:%s\n", username, key);
 		} else {
-			fputs(line, fd);
+			fputs(line, fp);
 		}
 	}
 	while (1);
 
 	if (put == 0) {
-		fprintf(fd, "%s:%s\n", username, key);
+		fprintf(fp, "%s:%s\n", username, key);
 	}
 
-	fclose(fd);
-	fclose(fd2);
+	fclose(fp);
+	fclose(fp2);
 
 	(void)remove(tmpname);
 
diff --git a/src/serv.c b/src/serv.c
index 414cd0546b..57304bc9d3 100644
--- a/src/serv.c
+++ b/src/serv.c
@@ -219,7 +219,7 @@ static void read_dh_params(void)
 	char tmpdata[2048];
 	int size;
 	gnutls_datum_t params;
-	FILE *fd;
+	FILE *fp;
 
 	if (gnutls_dh_params_init(&dh_params) < 0) {
 		fprintf(stderr, "Error in dh parameter initialization\n");
@@ -228,15 +228,15 @@ static void read_dh_params(void)
 
 	/* read the params file
 	 */
-	fd = fopen(dh_params_file, "r");
-	if (fd == NULL) {
+	fp = fopen(dh_params_file, "r");
+	if (fp == NULL) {
 		fprintf(stderr, "Could not open %s\n", dh_params_file);
 		exit(1);
 	}
 
-	size = fread(tmpdata, 1, sizeof(tmpdata) - 1, fd);
+	size = fread(tmpdata, 1, sizeof(tmpdata) - 1, fp);
 	tmpdata[size] = 0;
-	fclose(fd);
+	fclose(fp);
 
 	params.data = (unsigned char *) tmpdata;
 	params.size = size;
diff --git a/src/srptool.c b/src/srptool.c
index 27821be238..7939f6bfab 100644
--- a/src/srptool.c
+++ b/src/srptool.c
@@ -74,14 +74,14 @@ static void print_num(const char *msg, const gnutls_datum_t * num)
 
 static int generate_create_conf(const char *tpasswd_conf)
 {
-	FILE *fd;
+	FILE *fp;
 	char line[5 * 1024];
 	int index = 1, srp_idx;
 	gnutls_datum_t g, n;
 	gnutls_datum_t str_g, str_n;
 
-	fd = fopen(tpasswd_conf, "w");
-	if (fd == NULL) {
+	fp = fopen(tpasswd_conf, "w");
+	if (fp == NULL) {
 		fprintf(stderr, "Cannot open file '%s'\n", tpasswd_conf);
 		return -1;
 	}
@@ -119,13 +119,13 @@ static int generate_create_conf(const char *tpasswd_conf)
 
 		if (gnutls_srp_base64_encode_alloc(&n, &str_n) < 0) {
 			fprintf(stderr, "Could not encode\n");
-			fclose(fd);
+			fclose(fp);
 			return -1;
 		}
 
 		if (gnutls_srp_base64_encode_alloc(&g, &str_g) < 0) {
 			fprintf(stderr, "Could not encode\n");
-			fclose(fd);
+			fclose(fp);
 			return -1;
 		}
 
@@ -134,11 +134,11 @@ static int generate_create_conf(const char *tpasswd_conf)
 		gnutls_free(str_n.data);
 		gnutls_free(str_g.data);
 
-		fwrite(line, 1, strlen(line), fd);
+		fwrite(line, 1, strlen(line), fp);
 
 	}
 
-	fclose(fd);
+	fclose(fp);
 
 	return 0;
 
@@ -211,35 +211,35 @@ _verify_passwd_int(const char *username, const char *passwd,
 
 static int filecopy(const char *src, const char *dst)
 {
-	FILE *fd, *fd2;
+	FILE *fp, *fp2;
 	char line[5 * 1024];
 	char *p;
 
-	fd = fopen(dst, "w");
-	if (fd == NULL) {
+	fp = fopen(dst, "w");
+	if (fp == NULL) {
 		fprintf(stderr, "Cannot open '%s' for write\n", dst);
 		return -1;
 	}
 
-	fd2 = fopen(src, "r");
-	if (fd2 == NULL) {
+	fp2 = fopen(src, "r");
+	if (fp2 == NULL) {
 		/* empty file */
-		fclose(fd);
+		fclose(fp);
 		return 0;
 	}
 
 	line[sizeof(line) - 1] = 0;
 	do {
-		p = fgets(line, sizeof(line) - 1, fd2);
+		p = fgets(line, sizeof(line) - 1, fp2);
 		if (p == NULL)
 			break;
 
-		fputs(line, fd);
+		fputs(line, fp);
 	}
 	while (1);
 
-	fclose(fd);
-	fclose(fd2);
+	fclose(fp);
+	fclose(fp2);
 
 	return 0;
 }
@@ -247,18 +247,18 @@ static int filecopy(const char *src, const char *dst)
 /* accepts password file */
 static int find_strchr(const char *username, const char *file)
 {
-	FILE *fd;
+	FILE *fp;
 	char *pos;
 	char line[5 * 1024];
 	unsigned int i;
 
-	fd = fopen(file, "r");
-	if (fd == NULL) {
+	fp = fopen(file, "r");
+	if (fp == NULL) {
 		fprintf(stderr, "Cannot open file '%s'\n", file);
 		return -1;
 	}
 
-	while (fgets(line, sizeof(line), fd) != NULL) {
+	while (fgets(line, sizeof(line), fp) != NULL) {
 		/* move to first ':' */
 		i = 0;
 		while ((line[i] != ':') && (line[i] != '\0')
@@ -269,12 +269,12 @@ static int find_strchr(const char *username, const char *file)
 			/* find the index */
 			pos = strrchr(line, ':');
 			pos++;
-			fclose(fd);
+			fclose(fp);
 			return atoi(pos);
 		}
 	}
 
-	fclose(fd);
+	fclose(fp);
 	return -1;
 }
 
@@ -285,7 +285,7 @@ static int
 verify_passwd(const char *conffile, const char *tpasswd,
 	      const char *username, const char *passwd)
 {
-	FILE *fd;
+	FILE *fp;
 	char line[5 * 1024];
 	unsigned int i;
 	gnutls_datum_t g, n;
@@ -299,14 +299,14 @@ verify_passwd(const char *conffile, const char *tpasswd,
 		return -1;
 	}
 
-	fd = fopen(conffile, "r");
-	if (fd == NULL) {
+	fp = fopen(conffile, "r");
+	if (fp == NULL) {
 		fprintf(stderr, "Cannot find %s\n", conffile);
 		return -1;
 	}
 
 	do {
-		p = fgets(line, sizeof(line) - 1, fd);
+		p = fgets(line, sizeof(line) - 1, fp);
 	}
 	while (p != NULL && atoi(p) != iindex);
 
@@ -316,20 +316,20 @@ verify_passwd(const char *conffile, const char *tpasswd,
 	}
 	line[sizeof(line) - 1] = 0;
 
-	fclose(fd);
+	fclose(fp);
 
 	if ((iindex = read_conf_values(&g, &n, line)) < 0) {
 		fprintf(stderr, "Cannot parse conf file '%s'\n", conffile);
 		return -1;
 	}
 
-	fd = fopen(tpasswd, "r");
-	if (fd == NULL) {
+	fp = fopen(tpasswd, "r");
+	if (fp == NULL) {
 		fprintf(stderr, "Cannot open file '%s'\n", tpasswd);
 		return -1;
 	}
 
-	while (fgets(line, sizeof(line), fd) != NULL) {
+	while (fgets(line, sizeof(line), fp) != NULL) {
 		/* move to first ':' 
 		 * This is the actual verifier.
 		 */
@@ -342,7 +342,7 @@ verify_passwd(const char *conffile, const char *tpasswd,
 			char *verifier_pos, *salt_pos;
 
 			pos = strchr(line, ':');
-			fclose(fd);
+			fclose(fp);
 			if (pos == NULL) {
 				fprintf(stderr,
 					"Cannot parse conf file '%s'\n",
@@ -369,7 +369,7 @@ verify_passwd(const char *conffile, const char *tpasswd,
 		}
 	}
 
-	fclose(fd);
+	fclose(fp);
 	return -1;
 
 }
@@ -511,7 +511,7 @@ int
 crypt_int(const char *username, const char *passwd, int salt_size,
 	  const char *tpasswd_conf, const char *tpasswd, int uindex)
 {
-	FILE *fd;
+	FILE *fp;
 	char *cr;
 	gnutls_datum_t g, n;
 	char line[5 * 1024];
@@ -519,14 +519,14 @@ crypt_int(const char *username, const char *passwd, int salt_size,
 	int iindex;
 	char tmpname[1024];
 
-	fd = fopen(tpasswd_conf, "r");
-	if (fd == NULL) {
+	fp = fopen(tpasswd_conf, "r");
+	if (fp == NULL) {
 		fprintf(stderr, "Cannot find %s\n", tpasswd_conf);
 		return -1;
 	}
 
 	do {			/* find the specified uindex in file */
-		p = fgets(line, sizeof(line) - 1, fd);
+		p = fgets(line, sizeof(line) - 1, fp);
 	}
 	while (p != NULL && (iindex = atoi(p)) != uindex);
 
@@ -536,7 +536,7 @@ crypt_int(const char *username, const char *passwd, int salt_size,
 	}
 	line[sizeof(line) - 1] = 0;
 
-	fclose(fd);
+	fclose(fp);
 	if ((iindex = read_conf_values(&g, &n, line)) < 0) {
 		fprintf(stderr, "Cannot parse conf file '%s'\n",
 			tpasswd_conf);
@@ -550,7 +550,7 @@ crypt_int(const char *username, const char *passwd, int salt_size,
 	} else {
 		/* delete previous entry */
 		struct stat st;
-		FILE *fd2;
+		FILE *fp2;
 		int put;
 
 		if (strlen(tpasswd) + 5 > sizeof(tmpname)) {
@@ -572,16 +572,16 @@ crypt_int(const char *username, const char *passwd, int salt_size,
 			return -1;
 		}
 
-		fd = fopen(tpasswd, "w");
-		if (fd == NULL) {
+		fp = fopen(tpasswd, "w");
+		if (fp == NULL) {
 			fprintf(stderr, "Cannot open '%s' for write\n",
 				tpasswd);
 			(void)remove(tmpname);
 			return -1;
 		}
 
-		fd2 = fopen(tmpname, "r");
-		if (fd2 == NULL) {
+		fp2 = fopen(tmpname, "r");
+		if (fp2 == NULL) {
 			fprintf(stderr, "Cannot open '%s' for read\n",
 				tmpname);
 			(void)remove(tmpname);
@@ -590,7 +590,7 @@ crypt_int(const char *username, const char *passwd, int salt_size,
 
 		put = 0;
 		do {
-			p = fgets(line, sizeof(line) - 1, fd2);
+			p = fgets(line, sizeof(line) - 1, fp2);
 			if (p == NULL)
 				break;
 
@@ -602,20 +602,20 @@ crypt_int(const char *username, const char *passwd, int salt_size,
 				    MAX(strlen(username),
 					(unsigned int) (pp - p))) == 0) {
 				put = 1;
-				fprintf(fd, "%s:%s:%u\n", username, cr,
+				fprintf(fp, "%s:%s:%u\n", username, cr,
 					iindex);
 			} else {
-				fputs(line, fd);
+				fputs(line, fp);
 			}
 		}
 		while (1);
 
 		if (put == 0) {
-			fprintf(fd, "%s:%s:%u\n", username, cr, iindex);
+			fprintf(fp, "%s:%s:%u\n", username, cr, iindex);
 		}
 
-		fclose(fd);
-		fclose(fd2);
+		fclose(fp);
+		fclose(fp2);
 
 		(void)remove(tmpname);