[libvirt-php][PATCH 1/7] sockets.c: :retab

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Let's not use tabs but spaces instead. This way the formatting
will be consistent no matter how big tab skips are.

Signed-off-by: Michal Privoznik <mprivozn@xxxxxxxxxx>
---
 src/sockets.c | 353 +++++++++++++++++++++++++++++-----------------------------
 1 file changed, 176 insertions(+), 177 deletions(-)

diff --git a/src/sockets.c b/src/sockets.c
index 06dc6dd..1f9a4fd 100644
--- a/src/sockets.c
+++ b/src/sockets.c
@@ -1,17 +1,17 @@
 /*
-* sockets.c: Socket functions for libvirt-php
-*
-* See COPYING for the license of this software
-*
-* Written by:
-*   Michal Novotny <minovotn@xxxxxxxxxx>
-*/
+ * sockets.c: Socket functions for libvirt-php
+ *
+ * See COPYING for the license of this software
+ *
+ * Written by:
+ *   Michal Novotny <minovotn@xxxxxxxxxx>
+ */
 
 #include "libvirt-php.h"
 
 #ifdef DEBUG_SOCKETS
 #define DPRINTF(fmt, ...) \
-if (gdebug)	\
+if (gdebug) \
 do { fprintf(stderr, "[%s ", get_datetime()); fprintf(stderr, "libvirt-php/sockets]: " fmt , ## __VA_ARGS__); fflush(stderr); } while (0)
 #else
 #define DPRINTF(fmt, ...) \
@@ -19,229 +19,228 @@ do {} while(0)
 #endif
 
 /* Function macro */
-#define	PHPFUNC	__FUNCTION__
+#define PHPFUNC __FUNCTION__
 
 /*
-	Private function name:	connect_socket
-	Since version:		0.4.2
-	Description:		Function is used to connect the socket and return the socket descriptor or error
-	Arguments:		@server [string]: server string to connect to
-				@port [string]: string version of port value to connect to
-				@keepalive [bool]: determines whether to create keepalive socket or not
-				@nodelay [bool]: determines whether to set no-delay option on socket
-				@allow_server_override [bool]: allows function to override server to localhost if server equals local hostname
-	Returns:		socket descriptor on success, -errno otherwise
-*/
+ * Private function name:  connect_socket
+ * Since version:          0.4.2
+ * Description:            Function is used to connect the socket and return the socket descriptor or error
+ * Arguments:              @server [string]: server string to connect to
+ *                         @port [string]: string version of port value to connect to
+ *                         @keepalive [bool]: determines whether to create keepalive socket or not
+ *                         @nodelay [bool]: determines whether to set no-delay option on socket
+ *                         @allow_server_override [bool]: allows function to override server to localhost if server equals local hostname
+ * Returns:                socket descriptor on success, -errno otherwise
+ */
 int connect_socket(char *server, char *port, int keepalive, int nodelay, int allow_server_override)
 {
-	struct addrinfo hints;
-	struct addrinfo *result, *rp;
-	int sfd, s;
-	char name[1024] = { 0 };
+    struct addrinfo hints;
+    struct addrinfo *result, *rp;
+    int sfd, s;
+    char name[1024] = { 0 };
 
-	memset(&hints, 0, sizeof(struct addrinfo));
-	hints.ai_family = AF_UNSPEC;
-	hints.ai_socktype = SOCK_STREAM;
-	hints.ai_flags = 0;
-	hints.ai_protocol = 0;
+    memset(&hints, 0, sizeof(struct addrinfo));
+    hints.ai_family = AF_UNSPEC;
+    hints.ai_socktype = SOCK_STREAM;
+    hints.ai_flags = 0;
+    hints.ai_protocol = 0;
 
-	if (allow_server_override) {
-		/* Get the current hostname and override to localhost if local machine */
-		gethostname(name, 1024);
-		if (strcmp(name, server) == 0)
-			server = strdup("localhost");
-	}
+    if (allow_server_override) {
+        /* Get the current hostname and override to localhost if local machine */
+        gethostname(name, 1024);
+        if (strcmp(name, server) == 0)
+            server = strdup("localhost");
+    }
 
-	DPRINTF("%s: Connecting to %s:%s\n", PHPFUNC, server, port);
+    DPRINTF("%s: Connecting to %s:%s\n", PHPFUNC, server, port);
 
-	s = getaddrinfo(server, port, &hints, &result);
-	if (s != 0)
-		return -errno;
+    s = getaddrinfo(server, port, &hints, &result);
+    if (s != 0)
+        return -errno;
 
-	for (rp = result; rp != NULL; rp = rp->ai_next) {
-		sfd = socket(rp->ai_family, rp->ai_socktype, rp->ai_protocol);
-		if (sfd == -1)
-			continue;
+    for (rp = result; rp != NULL; rp = rp->ai_next) {
+        sfd = socket(rp->ai_family, rp->ai_socktype, rp->ai_protocol);
+        if (sfd == -1)
+            continue;
 
-		if (connect(sfd, rp->ai_addr, rp->ai_addrlen) != -1)
-			break;
+        if (connect(sfd, rp->ai_addr, rp->ai_addrlen) != -1)
+            break;
 
-		close(sfd);
-	}
+        close(sfd);
+    }
 
-	if (rp == NULL)
-		return -errno;
+    if (rp == NULL)
+        return -errno;
 
-	freeaddrinfo(result);
-	DPRINTF("%s: Socket descriptor #%d opened\n", PHPFUNC, sfd);
+    freeaddrinfo(result);
+    DPRINTF("%s: Socket descriptor #%d opened\n", PHPFUNC, sfd);
 
-	if (keepalive) {
-		int on = 1;
-		if (setsockopt(sfd, SOL_SOCKET, SO_KEEPALIVE, &on, sizeof(on)) < 0) {
-			int err = errno;
-			close(sfd);
-			DPRINTF("%s: Cannot set keep alive option on socket\n", PHPFUNC);
-			return -err;
-		}
+    if (keepalive) {
+        int on = 1;
+        if (setsockopt(sfd, SOL_SOCKET, SO_KEEPALIVE, &on, sizeof(on)) < 0) {
+            int err = errno;
+            close(sfd);
+            DPRINTF("%s: Cannot set keep alive option on socket\n", PHPFUNC);
+            return -err;
+        }
 
-		DPRINTF("%s: Socket #%d set as keepalive socket\n", PHPFUNC, sfd);
-	}
+        DPRINTF("%s: Socket #%d set as keepalive socket\n", PHPFUNC, sfd);
+    }
 
-	if (nodelay) {
-		int on = 1;
-		if (setsockopt(sfd, IPPROTO_TCP, TCP_NODELAY, &on, sizeof(on)) < 0) {
-			int err = errno;
-			close(sfd);
-			DPRINTF("%s: Cannot set no delay option on socket\n", PHPFUNC);
-			return -err;
-		}
+    if (nodelay) {
+        int on = 1;
+        if (setsockopt(sfd, IPPROTO_TCP, TCP_NODELAY, &on, sizeof(on)) < 0) {
+            int err = errno;
+            close(sfd);
+            DPRINTF("%s: Cannot set no delay option on socket\n", PHPFUNC);
+            return -err;
+        }
 
-		DPRINTF("%s: Socket #%d set as no delay socket\n", PHPFUNC, sfd);
-	}
+        DPRINTF("%s: Socket #%d set as no delay socket\n", PHPFUNC, sfd);
+    }
 
-	return sfd;
+    return sfd;
 }
 
 /*
-	Private function name:	socket_has_data
-	Since version:		0.4.3
-	Description:		Function to check socket for data in queue
-	Arguments:		@sfd [int]: socket descriptor for existing VNC client socket
-				@maxtime [bool]: maximum wait time in milliseconds
-				@ignoremsg [bool]: flag to print messages if debug log enabled (useful to set to 1 for recursion)
-	Returns:		0 on success, -errno otherwise
-*/
+ * Private function name:   socket_has_data
+ * Since version:           0.4.3
+ * Description:             Function to check socket for data in queue
+ * Arguments:               @sfd [int]: socket descriptor for existing VNC client socket
+ *                          @maxtime [bool]: maximum wait time in milliseconds
+ *                          @ignoremsg [bool]: flag to print messages if debug log enabled (useful to set to 1 for recursion)
+ * Returns:                 0 on success, -errno otherwise
+ */
 int socket_has_data(int sfd, long maxtime, int ignoremsg)
 {
-	fd_set fds;
-	struct timeval timeout;
-	int rc;
+    fd_set fds;
+    struct timeval timeout;
+    int rc;
 
-	if (maxtime > 0) {
-		timeout.tv_sec = maxtime / 1000000;
-		timeout.tv_usec = (maxtime % 1000000);
-	}
+    if (maxtime > 0) {
+        timeout.tv_sec = maxtime / 1000000;
+        timeout.tv_usec = (maxtime % 1000000);
+    }
 
-	if (!ignoremsg)
-		DPRINTF("%s: Checking data on socket %d, timeout = { %ld, %ld }\n", PHPFUNC, sfd,
-			(long)timeout.tv_sec, (long)timeout.tv_usec);
+    if (!ignoremsg)
+        DPRINTF("%s: Checking data on socket %d, timeout = { %ld, %ld }\n", PHPFUNC, sfd,
+                (long)timeout.tv_sec, (long)timeout.tv_usec);
 
-	FD_ZERO(&fds);
-	FD_SET(sfd, &fds);
-	if (maxtime > 0)
-		rc = select( sizeof(fds), &fds, NULL, NULL, &timeout);
-	else
-		rc = select( sizeof(fds), &fds, NULL, NULL, NULL);
+    FD_ZERO(&fds);
+    FD_SET(sfd, &fds);
+    if (maxtime > 0)
+        rc = select( sizeof(fds), &fds, NULL, NULL, &timeout);
+    else
+        rc = select( sizeof(fds), &fds, NULL, NULL, NULL);
 
-	if (rc==-1) {
-		DPRINTF("%s: Select with error %d (%s)\n", PHPFUNC, errno, strerror(-errno));
-		return -errno;
-	}
+    if (rc==-1) {
+        DPRINTF("%s: Select with error %d (%s)\n", PHPFUNC, errno, strerror(-errno));
+        return -errno;
+    }
 
-	if (!ignoremsg)
-		DPRINTF("%s: Select returned %d\n", PHPFUNC, rc);
-		
-	return (rc == 1);
+    if (!ignoremsg)
+        DPRINTF("%s: Select returned %d\n", PHPFUNC, rc);
+
+    return (rc == 1);
 }
 
 /*
-	Private function name:	socket_read
-	Since version:		0.4.3
-	Description:		Function to read the data from socket
-	Arguments:		@sfd [int]: socket descriptor for existing VNC client socket
-				@length [bool]: length of the data to be read or -1 for all the data
-	Returns:		0 on success, -errno otherwise
-*/
+ * Private function name:   socket_read
+ * Since version:           0.4.3
+ * Description:             Function to read the data from socket
+ * Arguments:               @sfd [int]: socket descriptor for existing VNC client socket
+ *                          @length [bool]: length of the data to be read or -1 for all the data
+ * Returns:                 0 on success, -errno otherwise
+ */
 void socket_read(int sfd, long length)
 {
-	long len = 0;
-	unsigned char bigbuf[1048576];
+    long len = 0;
+    unsigned char bigbuf[1048576];
 
-	if (socket_has_data(sfd, 50000, 0) != 1) {
-		DPRINTF("%s: No data appears to be available\n", PHPFUNC);
-		return;
-	}
-	
-	if (length == -1) {
-		DPRINTF("%s: Reading all the data from socket\n", PHPFUNC);
-		while (socket_has_data(sfd, 50000, 1) == 1)
-			while ((len = read(sfd, bigbuf, sizeof(bigbuf))) == sizeof(bigbuf)) ;
-		DPRINTF("%s: Read done ...\n", PHPFUNC);
-		return;
-	}
+    if (socket_has_data(sfd, 50000, 0) != 1) {
+        DPRINTF("%s: No data appears to be available\n", PHPFUNC);
+        return;
+    }
 
-	DPRINTF("%s: Reading %ld bytes\n", PHPFUNC, length);
-	while (length > 0) {
-		len = read(sfd, bigbuf, sizeof(bigbuf));
+    if (length == -1) {
+        DPRINTF("%s: Reading all the data from socket\n", PHPFUNC);
+        while (socket_has_data(sfd, 50000, 1) == 1)
+            while ((len = read(sfd, bigbuf, sizeof(bigbuf))) == sizeof(bigbuf)) ;
+        DPRINTF("%s: Read done ...\n", PHPFUNC);
+        return;
+    }
 
-		length -= len;
-		if (length < 0)
-			length = 0;
-	}
+    DPRINTF("%s: Reading %ld bytes\n", PHPFUNC, length);
+    while (length > 0) {
+        len = read(sfd, bigbuf, sizeof(bigbuf));
 
-	if (length)
-		read(sfd, bigbuf, length);
+        length -= len;
+        if (length < 0)
+            length = 0;
+    }
 
-	DPRINTF("%s: All bytes read\n", PHPFUNC);
+    if (length)
+        read(sfd, bigbuf, length);
+
+    DPRINTF("%s: All bytes read\n", PHPFUNC);
 }
 
 /*
-	Private function name:	socket_read_and_save
-	Since version:		0.4.5
-	Description:		Function to read the data from socket and save them into a file identified by fn
-	Arguments:		@sfd [int]: socket descriptor for existing VNC client socket
-				@fn [string]: filename to save data to
-				@length [bool]: length of the data to be read or -1 for all the data
-	Returns:		0 on success, -errno otherwise
-*/
+ * Private function name:   socket_read_and_save
+ * Since version:           0.4.5
+ * Description:             Function to read the data from socket and save them into a file identified by fn
+ * Arguments:               @sfd [int]: socket descriptor for existing VNC client socket
+ *                          @fn [string]: filename to save data to
+ *                          @length [bool]: length of the data to be read or -1 for all the data
+ * Returns:                 0 on success, -errno otherwise
+ */
 int socket_read_and_save(int sfd, char *fn, long length)
 {
-	int fd, i;
-        long len = 0;
-	long orig_len = length;
-        unsigned char bigbuf[1048576];
+    int fd, i;
+    long len = 0;
+    long orig_len = length;
+    unsigned char bigbuf[1048576];
 
-	if (fn == NULL)
-		return -ENOENT;
+    if (fn == NULL)
+        return -ENOENT;
 
-	orig_len = length;
-	fd = open(fn, O_WRONLY | O_CREAT | O_TRUNC, 0644);
-	if (fd == -1)
-		return -EPERM;
+    orig_len = length;
+    fd = open(fn, O_WRONLY | O_CREAT | O_TRUNC, 0644);
+    if (fd == -1)
+        return -EPERM;
 
-        if (socket_has_data(sfd, 50000, 0) != 1) {
-                DPRINTF("%s: No data appears to be available\n", PHPFUNC);
-                return -ENOENT;
-        }
+    if (socket_has_data(sfd, 50000, 0) != 1) {
+        DPRINTF("%s: No data appears to be available\n", PHPFUNC);
+        return -ENOENT;
+    }
 
-        DPRINTF("%s: Reading %ld bytes\n", PHPFUNC, length);
-        while (length > 0) {
-                len = read(sfd, bigbuf, sizeof(bigbuf));
+    DPRINTF("%s: Reading %ld bytes\n", PHPFUNC, length);
+    while (length > 0) {
+        len = read(sfd, bigbuf, sizeof(bigbuf));
 
-		for (i = 0; i < len; i += 4)
-			SWAP2_BYTES_ENDIAN(1, bigbuf[i+1], bigbuf[i+2]);
+        for (i = 0; i < len; i += 4)
+            SWAP2_BYTES_ENDIAN(1, bigbuf[i+1], bigbuf[i+2]);
 
-		write(fd, bigbuf, len);
+        write(fd, bigbuf, len);
 
-                length -= len;
-                if (length < 0)
-                        length = 0;
-        }
+        length -= len;
+        if (length < 0)
+            length = 0;
+    }
 
-        if (length) {
-                len = read(sfd, bigbuf, length);
+    if (length) {
+        len = read(sfd, bigbuf, length);
 
-		for (i = 0; i < len; i += 4)
-			SWAP2_BYTES_ENDIAN(1, bigbuf[i+1], bigbuf[i+2]);
+        for (i = 0; i < len; i += 4)
+            SWAP2_BYTES_ENDIAN(1, bigbuf[i+1], bigbuf[i+2]);
 
-		write(fd, bigbuf, len);
-	}
+        write(fd, bigbuf, len);
+    }
 
-	ftruncate(fd, orig_len);
+    ftruncate(fd, orig_len);
 
-	close(fd);
+    close(fd);
 
-        DPRINTF("%s: All bytes read\n", PHPFUNC);
-	return 0;
+    DPRINTF("%s: All bytes read\n", PHPFUNC);
+    return 0;
 }
-
-- 
2.3.6

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