diff options
Diffstat (limited to 'meta-pipewire/recipes-multimedia/wireplumber/wireplumber/0003-spa-json-fix-va_list-APIs-for-different-architecture.patch')
| -rw-r--r-- | meta-pipewire/recipes-multimedia/wireplumber/wireplumber/0003-spa-json-fix-va_list-APIs-for-different-architecture.patch | 214 |
1 files changed, 214 insertions, 0 deletions
diff --git a/meta-pipewire/recipes-multimedia/wireplumber/wireplumber/0003-spa-json-fix-va_list-APIs-for-different-architecture.patch b/meta-pipewire/recipes-multimedia/wireplumber/wireplumber/0003-spa-json-fix-va_list-APIs-for-different-architecture.patch new file mode 100644 index 000000000..9d0c68d58 --- /dev/null +++ b/meta-pipewire/recipes-multimedia/wireplumber/wireplumber/0003-spa-json-fix-va_list-APIs-for-different-architecture.patch @@ -0,0 +1,214 @@ +From ae6c9a5e612c343dd307fe34a1a282b7a4f17a5c Mon Sep 17 00:00:00 2001 +From: Julian Bouzas <julian.bouzas@collabora.com> +Date: Wed, 9 Feb 2022 07:59:59 -0500 +Subject: [PATCH 3/3] spa-json: fix va_list APIs for different architectures + +The va_list type might not always be a pointer in some architectures, so we +cannot guarantee it will be modified after using it for a second time in another +function. This fixes the issue by using macros so args does not get copied, and +always gets modified when using it more than once. + +Upstream-Status: Backport +--- + lib/wp/spa-json.c | 156 ++++++++++++++++++++++++---------------------- + 1 file changed, 80 insertions(+), 76 deletions(-) + +diff --git a/lib/wp/spa-json.c b/lib/wp/spa-json.c +index f14f395..c5e59a3 100644 +--- a/lib/wp/spa-json.c ++++ b/lib/wp/spa-json.c +@@ -363,33 +363,33 @@ wp_spa_json_new_string (const gchar *value) + wp_spa_json_builder_new_formatted ("\"%s\"", value)); + } + +-static void +-wp_spa_json_builder_add_value (WpSpaJsonBuilder *self, const gchar *fmt, +- va_list args) +-{ +- switch (*fmt) { +- case 'n': +- wp_spa_json_builder_add_null (self); +- break; +- case 'b': +- wp_spa_json_builder_add_boolean (self, va_arg(args, gboolean)); +- break; +- case 'i': +- wp_spa_json_builder_add_int (self, va_arg(args, gint)); +- break; +- case 'f': +- wp_spa_json_builder_add_float (self, (float)va_arg(args, double)); +- break; +- case 's': +- wp_spa_json_builder_add_string (self, va_arg(args, const gchar *)); +- break; +- case 'J': +- wp_spa_json_builder_add_json (self, va_arg(args, WpSpaJson *)); +- break; +- default: +- return; +- } +-} ++/* Args is not a pointer in some architectures, so this needs to be a macro to ++ * avoid args being copied */ ++#define wp_spa_json_builder_add_value(self,fmt,args) \ ++do { \ ++ switch (*fmt) { \ ++ case 'n': \ ++ wp_spa_json_builder_add_null (self); \ ++ break; \ ++ case 'b': \ ++ wp_spa_json_builder_add_boolean (self, va_arg(args, gboolean)); \ ++ break; \ ++ case 'i': \ ++ wp_spa_json_builder_add_int (self, va_arg(args, gint)); \ ++ break; \ ++ case 'f': \ ++ wp_spa_json_builder_add_float (self, (float)va_arg(args, double)); \ ++ break; \ ++ case 's': \ ++ wp_spa_json_builder_add_string (self, va_arg(args, const gchar *)); \ ++ break; \ ++ case 'J': \ ++ wp_spa_json_builder_add_json (self, va_arg(args, WpSpaJson *)); \ ++ break; \ ++ default: \ ++ break; \ ++ } \ ++} while(false) + + /*! + * \brief Creates a spa json of type array +@@ -724,48 +724,46 @@ wp_spa_json_parse_object_valist (WpSpaJson *self, va_list args) + return res; + } + +-static gboolean +-wp_spa_json_parse_value (const gchar *data, int len, const gchar *fmt, +- va_list args) +-{ +- switch (*fmt) { +- case 'n': +- if (!spa_json_is_null (data, len)) +- return FALSE; +- break; +- case 'b': +- if (!wp_spa_json_parse_boolean_internal (data, len, +- va_arg(args, gboolean *))) +- return FALSE; +- break; +- case 'i': +- if (spa_json_parse_int (data, len, va_arg(args, gint *)) < 0) +- return FALSE; +- break; +- case 'f': +- if (spa_json_parse_float (data, len, +- (float *)va_arg(args, double *)) < 0) +- return FALSE; +- break; +- case 's': { +- gchar *str = wp_spa_json_parse_string_internal (data, len); +- if (!str) +- return FALSE; +- *va_arg(args, gchar **) = str; +- break; +- } +- case 'J': { +- WpSpaJson *j = wp_spa_json_new (data, len); +- if (!j) +- return FALSE; +- *va_arg(args, WpSpaJson **) = j; +- break; +- } +- default: +- return FALSE; +- } +- return TRUE; +-} ++/* Args is not a pointer in some architectures, so this needs to be a macro to ++ * avoid args being copied */ ++#define wp_spa_json_parse_value(data,len,fmt,args) \ ++do { \ ++ switch (*fmt) { \ ++ case 'n': \ ++ if (!spa_json_is_null (data, len)) \ ++ return FALSE; \ ++ break; \ ++ case 'b': \ ++ if (!wp_spa_json_parse_boolean_internal (data, len, \ ++ va_arg(args, gboolean *))) \ ++ return FALSE; \ ++ break; \ ++ case 'i': \ ++ if (spa_json_parse_int (data, len, va_arg(args, gint *)) < 0) \ ++ return FALSE; \ ++ break; \ ++ case 'f': \ ++ if (spa_json_parse_float (data, len, va_arg(args, float *)) < 0) \ ++ return FALSE; \ ++ break; \ ++ case 's': { \ ++ gchar *str = wp_spa_json_parse_string_internal (data, len); \ ++ if (!str) \ ++ return FALSE; \ ++ *va_arg(args, gchar **) = str; \ ++ break; \ ++ } \ ++ case 'J': { \ ++ WpSpaJson *j = wp_spa_json_new (data, len); \ ++ if (!j) \ ++ return FALSE; \ ++ *va_arg(args, WpSpaJson **) = j; \ ++ break; \ ++ } \ ++ default: \ ++ return FALSE; \ ++ } \ ++} while(false) + + /*! + * \brief Parses the object property values of a spa json object +@@ -827,8 +825,7 @@ wp_spa_json_object_get_valist (WpSpaJson *self, va_list args) + value = g_value_get_boxed (&item); + + if (g_strcmp0 (key_str, lookup_key) == 0) { +- if (!wp_spa_json_parse_value (value->data, value->size, lookup_fmt, args)) +- return FALSE; ++ wp_spa_json_parse_value (value->data, value->size, lookup_fmt, args); + lookup_key = va_arg(args, const gchar *); + if (!lookup_key) + return TRUE; +@@ -1366,9 +1363,12 @@ gboolean + wp_spa_json_parser_get_value (WpSpaJsonParser *self, const gchar *fmt, + va_list args) + { +- return wp_spa_json_parser_advance (self) && +- wp_spa_json_parse_value (self->curr.cur, +- self->curr.end - self->curr.cur, fmt, args); ++ if (wp_spa_json_parser_advance (self)) { ++ wp_spa_json_parse_value (self->curr.cur, self->curr.end - self->curr.cur, ++ fmt, args); ++ return TRUE; ++ } ++ return FALSE; + } + + /*! +@@ -1419,9 +1419,13 @@ wp_spa_json_parser_get_valist (WpSpaJsonParser *self, va_list args) + if (!format) + return TRUE; + +- /* parse value */ +- if (!wp_spa_json_parser_get_value (self, format, args)) ++ /* advance */ ++ if (!wp_spa_json_parser_advance (self)) + return FALSE; ++ ++ /* parse value */ ++ wp_spa_json_parse_value (self->curr.cur, self->curr.end - self->curr.cur, ++ format, args); + } while (TRUE); + + return FALSE; +-- +2.35.1 + |