Pull out libusers

Makefile

@@ -3,15 +3,15 @@ CFLAGS=-Wall -Wextra -ggdb
 LIBWS=./vendor/libmicrohttpd/
 LIBSHA=./vendor/sha256/
 
-SHARED_LIB_FILES=output/libpath.a output/libnoh.a output/libsha.a
-SHARED_LIBS=-L./output -lsha -lpath -lnoh
+SHARED_LIB_FILES=output/libpath.a output/libnoh.a output/libusers.a output/libsha.a
+SHARED_LIBS=-L./output -lpath -lnoh -lusers -lsha
 
 ################################################################################
 
 SERVER_LDFLAGS=-lm -luuid -L $(LIBWS)lib -lmicrohttpd $(SHARED_LIBS)
-SERVER_INCL_FLAGS=-I$(LIBWS)include -I$(LIBSHA)
+SERVER_INCL_FLAGS=-I$(LIBWS)include
 
-SERVER_SRC=src/server.c src/users.c \
+SERVER_SRC=src/server.c \
            src/id_store.c src/library.c \
            src/opds_handler.c src/get_handler.c
 
@@ -22,9 +22,9 @@ output/server: $(SERVER_SRC) $(SHARED_LIB_FILES) | output
 ################################################################################
 
 USERCTL_LDFLAGS=-lm $(SHARED_LIBS)
-USERCTL_INCL_FLAGS=-I$(LIBSHA)
+USERCTL_INCL_FLAGS=
 
-USERCTL_SRC=src/userctl.c src/users.c
+USERCTL_SRC=src/userctl.c
 
 userctl: output/userctl
 output/userctl: $(USERCTL_SRC) $(SHARED_LIB_FILES) | output
@@ -32,6 +32,10 @@ output/userctl: $(USERCTL_SRC) $(SHARED_LIB_FILES) | output
 
 ################################################################################
 
+output/libusers.a: src/users.c src/users.h output/libsha.a | output
+	gcc $(CFLAGS) -x c -c -o output/users.o src/users.c -L ./output -lnoh -lsha -I$(LIBSHA)
+	ar rcsD output/libusers.a output/users.o
+
 output/libsha.a: $(LIBSHA)sha256.c $(LIBSHA)sha256.h | output
 	gcc $(CFLAGS) -c -o output/sha.o $(LIBSHA)sha256.c
 	ar rcsD output/libsha.a output/sha.o

src/server.c

@@ -1,14 +1,13 @@
 #include <microhttpd.h>
-#include <sha256.h>
 #include <uuid/uuid.h>
 #include <dirent.h>
 
 #include "path.h"
+#include "users.h"
 #include "noh.h"
 
 Noh_Arena temp;
 
-#include "users.c"
 
 #define SV Noh_String_View
 #define sv noh_sv_from_cstr
@@ -67,7 +66,7 @@ static bool authorize_user(struct MHD_Connection *connection, SV *username, Sett
     }
 
     // Hash the provided password.
-    hashed = hash_password(provided_username, provided_password);
+    hashed = hash_password(&temp, provided_username, provided_password);
 
     // Check the hash.
     if (!noh_sv_eq(noh_sv_from_string(hashed), user->hash)) {

src/userctl.c

@@ -2,12 +2,11 @@
 #include <dirent.h>
 
 #include "path.h"
+#include "users.h"
 #include "noh.h"
 
 Noh_Arena temp;
 
-#include "users.c"
-
 #define SV Noh_String_View
 #define sv noh_sv_from_cstr
 
@@ -96,7 +95,7 @@ bool register_user(Noh_String_View library_path, Noh_String_View username, Noh_S
     if (!read_users_file(users_file_path.elems, &users_file, &users)) noh_return_defer(false);
 
     // Hash the password.
-    hashed = hash_password(username, password);
+    hashed = hash_password(&temp, username, password);
 
     // Find the user in the map of users.
     for (size_t i = 0; i < users.count; i++) {

src/users.c

@@ -1,17 +1,8 @@
+#include "users.h"
+
 #include <sha256.h>
 
-typedef struct {
-    Noh_String_View username;
-    Noh_String_View hash;
-} User;
-
-typedef struct {
-    User *elems;
-    size_t count;
-    size_t capacity;
-} Users;
-
-Noh_String hash_password(Noh_String_View username, Noh_String_View password) {
+Noh_String hash_password(Noh_Arena *temp, Noh_String_View username, Noh_String_View password) {
     // Build the sha input string.
     Noh_String input = {0};
     noh_string_append_sv(&input, username);
@@ -26,19 +17,16 @@ Noh_String hash_password(Noh_String_View username, Noh_String_View password) {
     sha256_final(&ctx, hash);
 
     // Build the result string.
-    noh_arena_save(&temp);
+    noh_arena_save(temp);
     Noh_String result = {0};
     for (int i = 0; i < 32; i++) {
-        noh_string_append_cstr(&result, noh_arena_sprintf(&temp, "%02x", hash[i]));
+        noh_string_append_cstr(&result, noh_arena_sprintf(temp, "%02x", hash[i]));
     }
-    noh_arena_reset(&temp);
+    noh_arena_reset(temp);
 
     return result;
 }
 
-// Reads the users file into users_file. Free this string when the data is no longer needed.
-// Note that the string needs to be initialized and empty before calling this function.
-// The users struct will contain string views referencing the data in this string.
 bool read_users_file(char *file_path, Noh_String *users_file, Users *users) {
     noh_log(NOH_INFO, "Reading users file: %s", file_path);
     if (!noh_file_exists(file_path)) return true;

src/users.h

@@ -0,0 +1,26 @@
+#ifndef USERS_H
+#define USERS_H
+
+#include "noh.h"
+
+typedef struct {
+    Noh_String_View username;
+    Noh_String_View hash;
+} User;
+
+typedef struct {
+    User *elems;
+    size_t count;
+    size_t capacity;
+} Users;
+
+Noh_String hash_password(Noh_Arena *temp, Noh_String_View username, Noh_String_View password);
+
+// Reads the users file into users_file. Free this string when the data is no longer needed.
+// Note that the string needs to be initialized and empty before calling this function.
+// The users struct will contain string views referencing the data in this string.
+bool read_users_file(char *file_path, Noh_String *users_file, Users *users);
+
+bool write_users_file(char *file_path, Users *users, User *user_to_skip);
+
+#endif // USERS_H