[nrf fromtree] mgmt: mcumgr: grp: os_mgmt: Allow bootloader info without MCUboot

Allows enabling the bootloader info functionality without MCUboot
being enabled, so that other bootloaders can add hooks with their
own responses

Signed-off-by: Jamie McCrae <[email protected]>
(cherry picked from commit c6c00e1)

Author: nordicjm

subsys/mgmt/mcumgr/grp/os_mgmt/Kconfig

@@ -194,8 +194,6 @@ config MCUMGR_GRP_OS_INFO_BUILD_DATE_TIME
 
 endif
 
-if BOOTLOADER_MCUBOOT
-
 config MCUMGR_GRP_OS_BOOTLOADER_INFO
 	bool "Bootloader information"
 	help
@@ -209,8 +207,6 @@ config MCUMGR_GRP_OS_BOOTLOADER_INFO_HOOK
 	  Supports adding custom responses to the bootloader info command by using registered
 	  callbacks. Data can be appended to the struct provided in the callback.
 
-endif # BOOTLOADER_MCUBOOT
-
 module = MCUMGR_GRP_OS
 module-str = mcumgr_grp_os
 source "subsys/logging/Kconfig.template.log_config"

subsys/mgmt/mcumgr/grp/os_mgmt/src/os_mgmt.c

@@ -423,6 +423,7 @@ os_mgmt_mcumgr_params(struct smp_streamer *ctxt)
 
 #if defined(CONFIG_MCUMGR_GRP_OS_BOOTLOADER_INFO)
 
+#if defined(CONFIG_BOOTLOADER_MCUBOOT)
 #if defined(CONFIG_MCUBOOT_BOOTLOADER_MODE_SINGLE_APP)
 #define BOOTLOADER_MODE MCUBOOT_MODE_SINGLE_SLOT
 #elif defined(CONFIG_MCUBOOT_BOOTLOADER_MODE_SWAP_SCRATCH)
@@ -440,6 +441,7 @@ os_mgmt_mcumgr_params(struct smp_streamer *ctxt)
 #else
 #define BOOTLOADER_MODE -1
 #endif
+#endif
 
 static int
 os_mgmt_bootloader_info(struct smp_streamer *ctxt)
@@ -485,6 +487,7 @@ os_mgmt_bootloader_info(struct smp_streamer *ctxt)
 #endif
 
 	/* If no parameter is recognized then just introduce the bootloader. */
+#if defined(CONFIG_BOOTLOADER_MCUBOOT)
 	if (decoded == 0) {
 		ok = zcbor_tstr_put_lit(zse, "bootloader") &&
 		     zcbor_tstr_put_lit(zse, "MCUboot");
@@ -499,7 +502,9 @@ os_mgmt_bootloader_info(struct smp_streamer *ctxt)
 		ok = ok && zcbor_tstr_put_lit(zse, "no-downgrade") &&
 		     zcbor_bool_encode(zse, &(bool){true});
 #endif
-	} else {
+	} else
+#endif
+	{
 		return OS_MGMT_ERR_QUERY_YIELDS_NO_ANSWER;
 	}