[openssl-commits] [openssl] OpenSSL_1_0_2-stable update

Richard Levitte levitte at openssl.org
Thu Dec 8 18:38:41 UTC 2016


The branch OpenSSL_1_0_2-stable has been updated
       via  59ba83c9897b1ed311aa16cb1f575ffae4650068 (commit)
      from  748a2d94c07c3f3c360357db6d3299a4828bc068 (commit)


- Log -----------------------------------------------------------------
commit 59ba83c9897b1ed311aa16cb1f575ffae4650068
Author: Richard Levitte <levitte at openssl.org>
Date:   Thu Dec 8 18:01:04 2016 +0100

    UI code style cleanup
    
    Mostly condition check changes.
    
    Reviewed-by: Rich Salz <rsalz at openssl.org>
    (Merged from https://github.com/openssl/openssl/pull/2047)
    (cherry picked from commit 120fb9e43656e1801c75a4fbb7c178ebec9bac18)

-----------------------------------------------------------------------

Summary of changes:
 crypto/ui/ui_lib.c     | 138 ++++++++++++++++++++++++++-----------------------
 crypto/ui/ui_openssl.c |   2 +-
 2 files changed, 73 insertions(+), 67 deletions(-)

diff --git a/crypto/ui/ui_lib.c b/crypto/ui/ui_lib.c
index d25b4f3..8fd89ee 100644
--- a/crypto/ui/ui_lib.c
+++ b/crypto/ui/ui_lib.c
@@ -164,7 +164,7 @@ static int general_allocate_string(UI *ui, const char *prompt,
     UI_STRING *s = general_allocate_prompt(ui, prompt, prompt_freeable,
                                            type, input_flags, result_buf);
 
-    if (s) {
+    if (s != NULL) {
         if (allocate_string_stack(ui) >= 0) {
             s->_.string_data.result_minsize = minsize;
             s->_.string_data.result_maxsize = maxsize;
@@ -197,8 +197,8 @@ static int general_allocate_boolean(UI *ui,
     } else if (cancel_chars == NULL) {
         UIerr(UI_F_GENERAL_ALLOCATE_BOOLEAN, ERR_R_PASSED_NULL_PARAMETER);
     } else {
-        for (p = ok_chars; *p; p++) {
-            if (strchr(cancel_chars, *p)) {
+        for (p = ok_chars; *p != '\0'; p++) {
+            if (strchr(cancel_chars, *p) != NULL) {
                 UIerr(UI_F_GENERAL_ALLOCATE_BOOLEAN,
                       UI_R_COMMON_OK_AND_CANCEL_CHARACTERS);
             }
@@ -207,7 +207,7 @@ static int general_allocate_boolean(UI *ui,
         s = general_allocate_prompt(ui, prompt, prompt_freeable,
                                     type, input_flags, result_buf);
 
-        if (s) {
+        if (s != NULL) {
             if (allocate_string_stack(ui) >= 0) {
                 s->_.boolean_data.action_desc = action_desc;
                 s->_.boolean_data.ok_chars = ok_chars;
@@ -243,7 +243,7 @@ int UI_dup_input_string(UI *ui, const char *prompt, int flags,
 {
     char *prompt_copy = NULL;
 
-    if (prompt) {
+    if (prompt != NULL) {
         prompt_copy = BUF_strdup(prompt);
         if (prompt_copy == NULL) {
             UIerr(UI_F_UI_DUP_INPUT_STRING, ERR_R_MALLOC_FAILURE);
@@ -271,7 +271,7 @@ int UI_dup_verify_string(UI *ui, const char *prompt, int flags,
 {
     char *prompt_copy = NULL;
 
-    if (prompt) {
+    if (prompt != NULL) {
         prompt_copy = BUF_strdup(prompt);
         if (prompt_copy == NULL) {
             UIerr(UI_F_UI_DUP_VERIFY_STRING, ERR_R_MALLOC_FAILURE);
@@ -302,7 +302,7 @@ int UI_dup_input_boolean(UI *ui, const char *prompt, const char *action_desc,
     char *ok_chars_copy = NULL;
     char *cancel_chars_copy = NULL;
 
-    if (prompt) {
+    if (prompt != NULL) {
         prompt_copy = BUF_strdup(prompt);
         if (prompt_copy == NULL) {
             UIerr(UI_F_UI_DUP_INPUT_BOOLEAN, ERR_R_MALLOC_FAILURE);
@@ -310,7 +310,7 @@ int UI_dup_input_boolean(UI *ui, const char *prompt, const char *action_desc,
         }
     }
 
-    if (action_desc) {
+    if (action_desc != NULL) {
         action_desc_copy = BUF_strdup(action_desc);
         if (action_desc_copy == NULL) {
             UIerr(UI_F_UI_DUP_INPUT_BOOLEAN, ERR_R_MALLOC_FAILURE);
@@ -318,7 +318,7 @@ int UI_dup_input_boolean(UI *ui, const char *prompt, const char *action_desc,
         }
     }
 
-    if (ok_chars) {
+    if (ok_chars != NULL) {
         ok_chars_copy = BUF_strdup(ok_chars);
         if (ok_chars_copy == NULL) {
             UIerr(UI_F_UI_DUP_INPUT_BOOLEAN, ERR_R_MALLOC_FAILURE);
@@ -326,7 +326,7 @@ int UI_dup_input_boolean(UI *ui, const char *prompt, const char *action_desc,
         }
     }
 
-    if (cancel_chars) {
+    if (cancel_chars != NULL) {
         cancel_chars_copy = BUF_strdup(cancel_chars);
         if (cancel_chars_copy == NULL) {
             UIerr(UI_F_UI_DUP_INPUT_BOOLEAN, ERR_R_MALLOC_FAILURE);
@@ -359,7 +359,7 @@ int UI_dup_info_string(UI *ui, const char *text)
 {
     char *text_copy = NULL;
 
-    if (text) {
+    if (text != NULL) {
         text_copy = BUF_strdup(text);
         if (text_copy == NULL) {
             UIerr(UI_F_UI_DUP_INFO_STRING, ERR_R_MALLOC_FAILURE);
@@ -381,7 +381,7 @@ int UI_dup_error_string(UI *ui, const char *text)
 {
     char *text_copy = NULL;
 
-    if (text) {
+    if (text != NULL) {
         text_copy = BUF_strdup(text);
         if (text_copy == NULL) {
             UIerr(UI_F_UI_DUP_ERROR_STRING, ERR_R_MALLOC_FAILURE);
@@ -397,7 +397,7 @@ char *UI_construct_prompt(UI *ui, const char *object_desc,
 {
     char *prompt = NULL;
 
-    if (ui->meth->ui_construct_prompt)
+    if (ui->meth->ui_construct_prompt != NULL)
         prompt = ui->meth->ui_construct_prompt(ui, object_desc, object_name);
     else {
         char prompt1[] = "Enter ";
@@ -408,7 +408,7 @@ char *UI_construct_prompt(UI *ui, const char *object_desc,
         if (object_desc == NULL)
             return NULL;
         len = sizeof(prompt1) - 1 + strlen(object_desc);
-        if (object_name)
+        if (object_name != NULL)
             len += sizeof(prompt2) - 1 + strlen(object_name);
         len += sizeof(prompt3) - 1;
 
@@ -417,7 +417,7 @@ char *UI_construct_prompt(UI *ui, const char *object_desc,
             return NULL;
         BUF_strlcpy(prompt, prompt1, len + 1);
         BUF_strlcat(prompt, object_desc, len + 1);
-        if (object_name) {
+        if (object_name != NULL) {
             BUF_strlcat(prompt, prompt2, len + 1);
             BUF_strlcat(prompt, object_name, len + 1);
         }
@@ -459,7 +459,8 @@ static int print_error(const char *str, size_t len, UI *ui)
     uis.type = UIT_ERROR;
     uis.out_string = str;
 
-    if (ui->meth->ui_write_string && !ui->meth->ui_write_string(ui, &uis))
+    if (ui->meth->ui_write_string != NULL
+        && ui->meth->ui_write_string(ui, &uis) <= 0)
         return -1;
     return 0;
 }
@@ -468,24 +469,28 @@ int UI_process(UI *ui)
 {
     int i, ok = 0;
 
-    if (ui->meth->ui_open_session && !ui->meth->ui_open_session(ui))
-        return -1;
+    if (ui->meth->ui_open_session != NULL
+        && ui->meth->ui_open_session(ui) <= 0) {
+        ok = -1;
+        goto err;
+    }
 
     if (ui->flags & UI_FLAG_PRINT_ERRORS)
         ERR_print_errors_cb((int (*)(const char *, size_t, void *))
                             print_error, (void *)ui);
 
     for (i = 0; i < sk_UI_STRING_num(ui->strings); i++) {
-        if (ui->meth->ui_write_string
-            && !ui->meth->ui_write_string(ui,
-                                          sk_UI_STRING_value(ui->strings, i)))
+        if (ui->meth->ui_write_string != NULL
+            && (ui->meth->ui_write_string(ui,
+                                          sk_UI_STRING_value(ui->strings, i))
+                <= 0))
         {
             ok = -1;
             goto err;
         }
     }
 
-    if (ui->meth->ui_flush)
+    if (ui->meth->ui_flush != NULL)
         switch (ui->meth->ui_flush(ui)) {
         case -1:               /* Interrupt/Cancel/something... */
             ok = -2;
@@ -499,7 +504,7 @@ int UI_process(UI *ui)
         }
 
     for (i = 0; i < sk_UI_STRING_num(ui->strings); i++) {
-        if (ui->meth->ui_read_string) {
+        if (ui->meth->ui_read_string != NULL) {
             switch (ui->meth->ui_read_string(ui,
                                              sk_UI_STRING_value(ui->strings,
                                                                 i))) {
@@ -516,7 +521,8 @@ int UI_process(UI *ui)
         }
     }
  err:
-    if (ui->meth->ui_close_session && !ui->meth->ui_close_session(ui))
+    if (ui->meth->ui_close_session != NULL
+        && !ui->meth->ui_close_session(ui) <= 0)
         return -1;
     return ok;
 }
@@ -612,49 +618,49 @@ void UI_destroy_method(UI_METHOD *ui_method)
 
 int UI_method_set_opener(UI_METHOD *method, int (*opener) (UI *ui))
 {
-    if (method) {
+    if (method != NULL) {
         method->ui_open_session = opener;
         return 0;
-    } else
-        return -1;
+    }
+    return -1;
 }
 
 int UI_method_set_writer(UI_METHOD *method,
                          int (*writer) (UI *ui, UI_STRING *uis))
 {
-    if (method) {
+    if (method != NULL) {
         method->ui_write_string = writer;
         return 0;
-    } else
-        return -1;
+    }
+    return -1;
 }
 
 int UI_method_set_flusher(UI_METHOD *method, int (*flusher) (UI *ui))
 {
-    if (method) {
+    if (method != NULL) {
         method->ui_flush = flusher;
         return 0;
-    } else
-        return -1;
+    }
+    return -1;
 }
 
 int UI_method_set_reader(UI_METHOD *method,
                          int (*reader) (UI *ui, UI_STRING *uis))
 {
-    if (method) {
+    if (method != NULL) {
         method->ui_read_string = reader;
         return 0;
-    } else
-        return -1;
+    }
+    return -1;
 }
 
 int UI_method_set_closer(UI_METHOD *method, int (*closer) (UI *ui))
 {
-    if (method) {
+    if (method != NULL) {
         method->ui_close_session = closer;
         return 0;
-    } else
-        return -1;
+    }
+    return -1;
 }
 
 int UI_method_set_prompt_constructor(UI_METHOD *method,
@@ -664,55 +670,55 @@ int UI_method_set_prompt_constructor(UI_METHOD *method,
                                                                   const char
                                                                   *object_name))
 {
-    if (method) {
+    if (method != NULL) {
         method->ui_construct_prompt = prompt_constructor;
         return 0;
-    } else
-        return -1;
+    }
+    return -1;
 }
 
-int (*UI_method_get_opener(UI_METHOD *method)) (UI *) {
-    if (method)
+int (*UI_method_get_opener(UI_METHOD *method)) (UI *)
+{
+    if (method != NULL)
         return method->ui_open_session;
-    else
-        return NULL;
+    return NULL;
 }
 
-int (*UI_method_get_writer(UI_METHOD *method)) (UI *, UI_STRING *) {
-    if (method)
+int (*UI_method_get_writer(UI_METHOD *method)) (UI *, UI_STRING *)
+{
+    if (method != NULL)
         return method->ui_write_string;
-    else
-        return NULL;
+    return NULL;
 }
 
-int (*UI_method_get_flusher(UI_METHOD *method)) (UI *) {
-    if (method)
+int (*UI_method_get_flusher(UI_METHOD *method)) (UI *)
+{
+    if (method != NULL)
         return method->ui_flush;
-    else
-        return NULL;
+    return NULL;
 }
 
-int (*UI_method_get_reader(UI_METHOD *method)) (UI *, UI_STRING *) {
-    if (method)
+int (*UI_method_get_reader(UI_METHOD *method)) (UI *, UI_STRING *)
+{
+    if (method != NULL)
         return method->ui_read_string;
-    else
-        return NULL;
+    return NULL;
 }
 
-int (*UI_method_get_closer(UI_METHOD *method)) (UI *) {
-    if (method)
+int (*UI_method_get_closer(UI_METHOD *method)) (UI *)
+{
+    if (method != NULL)
         return method->ui_close_session;
-    else
-        return NULL;
+    return NULL;
 }
 
 char *(*UI_method_get_prompt_constructor(UI_METHOD *method)) (UI *,
                                                               const char *,
-                                                              const char *) {
-    if (method)
+                                                              const char *)
+{
+    if (method != NULL)
         return method->ui_construct_prompt;
-    else
-        return NULL;
+    return NULL;
 }
 
 enum UI_string_types UI_get_string_type(UI_STRING *uis)
diff --git a/crypto/ui/ui_openssl.c b/crypto/ui/ui_openssl.c
index 9ab259b..295fbc5 100644
--- a/crypto/ui/ui_openssl.c
+++ b/crypto/ui/ui_openssl.c
@@ -440,7 +440,7 @@ static int read_string_inner(UI *ui, UI_STRING *uis, int echo, int strip_nl)
 # else
     p = fgets(result, maxsize, tty_in);
 # endif
-    if (!p)
+    if (p == NULL)
         goto error;
     if (feof(tty_in))
         goto error;


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