Use htons and ntohs in fastcgi

src/lib/fastcgi.c

@@ -17,6 +17,8 @@
 #include <string.h>
 #include <unistd.h>
 
+// TODO use pipes for stdin, stdout, stderr in FastCGI
+
 char *fastcgi_add_param(char *buf, const char *key, const char *value) {
     char *ptr = buf;
     unsigned long key_len = strlen(key);
@@ -77,15 +79,13 @@ int fastcgi_init(fastcgi_cnx_t *conn, int mode, unsigned int req_num, const sock
 
     FCGI_Header header = {
             .version = FCGI_VERSION_1,
-            .requestIdB1 = conn->req_id >> 8,
+            .requestId = htons(conn->req_id),
-            .requestIdB0 = conn->req_id & 0xFF,
             .paddingLength = 0,
             .reserved = 0
     };
 
     header.type = FCGI_BEGIN_REQUEST;
-    header.contentLengthB1 = 0;
+    header.contentLength = htons(sizeof(FCGI_BeginRequestBody));
-    header.contentLengthB0 = sizeof(FCGI_BeginRequestBody);
     FCGI_BeginRequestRecord begin = {
             header,
             {.roleB1 = (FCGI_RESPONDER >> 8) & 0xFF, .roleB0 = FCGI_RESPONDER & 0xFF, .flags = 0}
@@ -172,8 +172,7 @@ int fastcgi_init(fastcgi_cnx_t *conn, int mode, unsigned int req_num, const sock
 
     unsigned short param_len = param_ptr - param_buf - sizeof(header);
     header.type = FCGI_PARAMS;
-    header.contentLengthB1 = param_len >> 8;
+    header.contentLength = htons(param_len);
-    header.contentLengthB0 = param_len & 0xFF;
     memcpy(param_buf, &header, sizeof(header));
     if (send(conn->socket, param_buf, param_len + sizeof(header), 0) != param_len + sizeof(header)) {
         error("Unable to send to FastCGI socket");
@@ -181,8 +180,7 @@ int fastcgi_init(fastcgi_cnx_t *conn, int mode, unsigned int req_num, const sock
     }
 
     header.type = FCGI_PARAMS;
-    header.contentLengthB1 = 0;
+    header.contentLength = htons(0);
-    header.contentLengthB0 = 0;
     if (send(conn->socket, &header, sizeof(header), 0) != sizeof(header)) {
         error("Unable to send to FastCGI socket");
         return -2;
@@ -195,10 +193,8 @@ int fastcgi_close_stdin(fastcgi_cnx_t *conn) {
     FCGI_Header header = {
             .version = FCGI_VERSION_1,
             .type = FCGI_STDIN,
-            .requestIdB1 = conn->req_id >> 8,
+            .requestId = htons(conn->req_id),
-            .requestIdB0 = conn->req_id & 0xFF,
+            .contentLength = htons(0),
-            .contentLengthB1 = 0,
-            .contentLengthB0 = 0,
             .paddingLength = 0,
             .reserved = 0
     };
@@ -293,8 +289,8 @@ int fastcgi_header(fastcgi_cnx_t *conn, http_res *res, char *err_msg) {
             error("Unable to receive from FastCGI socket");
             return 1;
         }
-        req_id = (header.requestIdB1 << 8) | header.requestIdB0;
+        req_id = ntohs(header.requestId);
-        content_len = (header.contentLengthB1 << 8) | header.contentLengthB0;
+        content_len = ntohs(header.contentLength);
         content = malloc(content_len + header.paddingLength);
         ret = recv(conn->socket, content, content_len + header.paddingLength, 0);
         if (ret != (content_len + header.paddingLength)) {
@@ -402,8 +398,8 @@ int fastcgi_send(fastcgi_cnx_t *conn, sock *client, int flags) {
             return -1;
         }
 
-        req_id = (header.requestIdB1 << 8) | header.requestIdB0;
+        req_id = ntohs(header.requestId);
-        content_len = (header.contentLengthB1 << 8) | header.contentLengthB0;
+        content_len = ntohs(header.contentLength);
         content = malloc(content_len + header.paddingLength);
         ptr = content;
 
@@ -477,8 +473,8 @@ int fastcgi_dump(fastcgi_cnx_t *conn, char *buf, long len) {
             return -1;
         }
 
-        req_id = (header.requestIdB1 << 8) | header.requestIdB0;
+        req_id = ntohs(header.requestId);
-        content_len = (header.contentLengthB1 << 8) | header.contentLengthB0;
+        content_len = ntohs(header.contentLength);
         content = malloc(content_len + header.paddingLength);
 
         long rcv_len = 0;
@@ -527,10 +523,8 @@ int fastcgi_receive(fastcgi_cnx_t *conn, sock *client, unsigned long len) {
     FCGI_Header header = {
             .version = FCGI_VERSION_1,
             .type = FCGI_STDIN,
-            .requestIdB1 = conn->req_id >> 8,
+            .requestId = htons(conn->req_id),
-            .requestIdB0 = conn->req_id & 0xFF,
+            .contentLength = htons(0),
-            .contentLengthB1 = 0,
-            .contentLengthB0 = 0,
             .paddingLength = 0,
             .reserved = 0
     };
@@ -543,8 +537,7 @@ int fastcgi_receive(fastcgi_cnx_t *conn, sock *client, unsigned long len) {
         }
 
         rcv_len += ret;
-        header.contentLengthB1 = (ret >> 8) & 0xFF;
+        header.contentLength = htons(ret);
-        header.contentLengthB0 = ret & 0xFF;
         if (send(conn->socket, &header, sizeof(header), 0) != sizeof(header)) goto err;
         if (send(conn->socket, buf, ret, 0) != ret) {
             err:

src/lib/http.c

@@ -408,9 +408,9 @@ const char *http_get_status_color(status_code_t status_code) {
     }
 }
 
-char *http_format_date(time_t time, char *buf, size_t size) {
+char *http_format_date(time_t ts, char *buf, size_t size) {
     struct tm time_info;
-    strftime(buf, size, "%a, %d %b %Y %H:%M:%S GMT", gmtime_r(&time, &time_info));
+    strftime(buf, size, "%a, %d %b %Y %H:%M:%S GMT", gmtime_r(&ts, &time_info));
     return buf;
 }
 

src/lib/include/fastcgi.h

@@ -15,10 +15,8 @@
 typedef struct {
     unsigned char version;
     unsigned char type;
-    unsigned char requestIdB1;
+    unsigned short requestId;
-    unsigned char requestIdB0;
+    unsigned short contentLength;
-    unsigned char contentLengthB1;
-    unsigned char contentLengthB0;
     unsigned char paddingLength;
     unsigned char reserved;
 } FCGI_Header;

src/lib/sock.c

@@ -109,7 +109,7 @@ long sock_send(sock *s, void *buf, unsigned long len, int flags) {
 long sock_send_x(sock *s, void *buf, unsigned long len, int flags) {
     long sent = 0;
     for (long ret; sent < len; sent += ret) {
-        ret = sock_send(s, buf + sent, len - sent, flags);
+        ret = sock_send(s, (unsigned char *) buf + sent, len - sent, flags);
         if (ret <= 0)
             return ret;
     }

src/logger.c

@@ -24,10 +24,13 @@
 #define LOG_NAME_LEN 12
 #define LOG_PREFIX_LEN 256
 
-#define LOG_PREFIX "[%-8s][%-6s]"
+#define LOG_PREFIX "[%8s][%-8s][%-6s]"
+#define LOG_TIME_BUF_SIZE 9
+#define LOG_TIME_FMT "%H:%M:%S"
 
 typedef struct {
     log_lvl_t lvl;
+    long time;
     char name[LOG_NAME_LEN];
     char prefix[LOG_PREFIX_LEN];
     char txt[LOG_MAX_MSG_SIZE];
@@ -58,14 +61,20 @@ static const char *level_keywords[] = {
         "DEBUG"
 };
 
+static const char *timestr(time_t ts, char *buf) {
+    struct tm time_info;
+    strftime(buf, LOG_TIME_BUF_SIZE, LOG_TIME_FMT, localtime_r(&ts, &time_info));
+    return buf;
+}
+
 static void err(const char *restrict msg) {
-    char err_buf[64];
+    char err_buf[64], time_buf[LOG_TIME_BUF_SIZE];
-    fprintf(stderr, ERR_STR LOG_PREFIX " %s: %s" CLR_STR "\n", "logger",
+    fprintf(stderr, ERR_STR LOG_PREFIX " %s: %s" CLR_STR "\n", timestr(time(NULL), time_buf), "logger",
             level_keywords[LOG_CRITICAL], msg, error_str(errno, err_buf, sizeof(err_buf)));
 }
 
 void logmsgf(log_lvl_t level, const char *restrict format, ...) {
-    char buf[256], err_buf[256];
+    char buf[256], err_buf[256], time_buf[LOG_TIME_BUF_SIZE];
     va_list args;
     va_start(args, format);
 
@@ -84,7 +93,11 @@ void logmsgf(log_lvl_t level, const char *restrict format, ...) {
     if (!alive) {
         // no logger thread running
         // simply write to stdout without synchronization
-        printf("%s" LOG_PREFIX "%s%s ", color, (name != NULL) ? (char *) name : "", level_keywords[level], CLR_STR, (prefix != NULL) ? (char *) prefix : "");
+        printf("%s" LOG_PREFIX "%s%s ", color,
+               timestr(time(NULL), time_buf),
+               (name != NULL) ? (char *) name : "",
+               level_keywords[level], CLR_STR,
+               (prefix != NULL) ? (char *) prefix : "");
         vprintf(buf, args);
         printf("\n");
     } else {
@@ -125,6 +138,7 @@ void logmsgf(log_lvl_t level, const char *restrict format, ...) {
 
         vsnprintf(msg->txt, sizeof(msg->txt), buf, args);
         msg->lvl = level;
+        msg->time = time(NULL);
 
         if (name != NULL) {
             snprintf(msg->name, sizeof(msg->name), "%s", (char *) name);
@@ -220,6 +234,8 @@ void logger_set_prefix(const char *restrict format, ...) {
 }
 
 static void *logger_thread(void *arg) {
+    char time_buf[LOG_TIME_BUF_SIZE];
+
     logger_set_name("logger");
     alive = 1;
 
@@ -241,6 +257,7 @@ static void *logger_thread(void *arg) {
 
         printf("%s" LOG_PREFIX "%s%s %s\n",
                (msg->lvl <= LOG_ERROR) ? ERR_STR : ((msg->lvl <= LOG_WARNING) ? WRN_STR : ""),
+               (timestr(msg->time, time_buf)),
                (msg->name[0] != 0) ? (char *) msg->name : "", level_keywords[msg->lvl], CLR_STR,
                (msg->prefix[0] != 0) ? (char *) msg->prefix : "",  msg->txt);