git-svn-id: http://svncommunity.digium.com/svn/astmanproxy/branches/1.20pre@34 f02b47b9-160a-0410-81a6-dc3441afb0ec

1 files changed, 127 insertions, 0 deletions

diff --git a/src/config_perms.c b/src/config_perms.c
new file mode 100644
index 0000000..939d90f
--- /dev/null
+++ b/src/config_perms.c
@@ -0,0 +1,127 @@
+/* #include <pwd.h> */
+/* #include <grp.h> */
+#include "astmanproxy.h"
+
+extern pthread_mutex_t userslock;
+
+void *free_userperm(struct proxy_user *pu) {
+    struct proxy_user *next_pu;
+
+    while( pu ) {
+      next_pu = pu->next;
+      free( pu );
+      pu = next_pu;
+    }
+    return 0;
+}
+
+void *add_userperm(char* username, char *userspec, struct proxy_user **pu) {
+
+    int ccount = 0;
+    struct proxy_user *user;
+    char *s;
+    
+    /* malloc ourselves a server credentials structure */
+    user = malloc(sizeof(struct proxy_user));
+    if ( !user ) {
+        fprintf(stderr, "Failed to allocate user credentials: %s\n", strerror(errno));
+        exit(1);
+    }
+    memset(user, 0, sizeof (struct proxy_user) );
+    
+    s = userspec;
+    strncpy(user->username, username, sizeof(user->username)-1 );
+    do {
+        if ( *s == ',' ) {
+            ccount++;
+            continue;
+        }
+        switch(ccount) {
+          case 0:
+             strncat(user->secret, s, 1);
+             break;
+          case 1:
+             strncat(user->channel, s, 1);
+             break;
+          case 2:
+             strncat(user->ocontext, s, 1);
+             break;
+          case 3:
+             strncat(user->icontext, s, 1);
+             break;
+        }
+    } while (*(s++));
+
+    user->next = *pu;
+    *pu = user;
+
+    return 0;
+}
+
+void *processperm(char *s, struct proxy_user **pu) {
+    char name[80],value[80];
+    int nvstate = 0;
+
+
+    memset (name,0,sizeof name);
+    memset (value,0,sizeof value);
+
+    do {
+        *s = tolower(*s);
+
+        if ( *s == ' ' || *s == '\t')
+            continue;
+        if ( *s == ';' || *s == '#' || *s == '\r' || *s == '\n' )
+            break;
+        if ( *s == '=' ) {
+            nvstate = 1;
+            continue;
+        }
+        if (!nvstate)
+            strncat(name, s, 1);
+        else
+            strncat(value, s, 1);
+    } while (*(s++));
+
+    if (debug)
+        debugmsg("perm: %s, %s", name, value);
+
+    add_userperm(name,value,pu);
+
+    return 0;
+}
+
+int ReadPerms() {
+    FILE *FP;
+    char buf[1024];
+    char cfn[80];
+    struct proxy_user *pu;
+
+    pu=0;
+    sprintf(cfn, "%s/%s", PDIR, PFILE);
+    FP = fopen( cfn, "r" );
+
+    if ( !FP )
+    {
+        fprintf(stderr, "Unable to open permissions file: %s/%s!\n", PDIR, PFILE);
+        exit( 1 );
+    }
+
+    if (debug)
+        debugmsg("config: parsing configuration file: %s", cfn);
+
+    while ( fgets( buf, sizeof buf, FP ) ) {
+        if (*buf == ';' || *buf == '\r' || *buf == '\n' || *buf == '#') continue;
+        processperm(buf,&pu);
+    }
+
+    fclose(FP);
+
+    pthread_mutex_lock(&userslock);
+    free_userperm(pc.userlist);
+    pc.userlist=pu;
+    pthread_mutex_unlock(&userslock);
+
+    return 0;
+}
+