mirror of
https://github.com/DarkMatterCore/nxdumptool.git
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92 lines
4.2 KiB
C
92 lines
4.2 KiB
C
/*
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* program_info.h
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*
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* Copyright (c) 2020-2021, DarkMatterCore <pabloacurielz@gmail.com>.
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*
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* This file is part of nxdumptool (https://github.com/DarkMatterCore/nxdumptool).
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*
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* nxdumptool is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* nxdumptool is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <https://www.gnu.org/licenses/>.
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*/
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#pragma once
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#ifndef __PROGRAM_INFO_H__
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#define __PROGRAM_INFO_H__
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#include "npdm.h"
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#include "nso.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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typedef struct {
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NcaContext *nca_ctx; ///< Pointer to the NCA context for the Program NCA from which program data (NPDM / NSO) is retrieved.
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PartitionFileSystemContext pfs_ctx; ///< PartitionFileSystemContext for the Program NCA ExeFS, which is where program data (NPDM / NSO) is stored.
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NpdmContext npdm_ctx; ///< NpdmContext for the NPDM stored in Program NCA ExeFS. Holds its own NcaHierarchicalSha256Patch that may be applied to the Program NCA if needed.
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u32 nso_count; ///< Number of NSOs stored in Program NCA FS section #0.
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NsoContext *nso_ctx; ///< Pointer to a dynamically allocated buffer that holds 'nso_count' NSO contexts.
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char *authoring_tool_xml; ///< Pointer to a dynamically allocated, NULL-terminated buffer that holds AuthoringTool-like XML data.
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///< This is always NULL unless programInfoGenerateAuthoringToolXml() is used on this ProgramInfoContext.
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u64 authoring_tool_xml_size; ///< Size for the AuthoringTool-like XML. This is essentially the same as using strlen() on 'authoring_tool_xml'.
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///< This is always 0 unless programInfoGenerateAuthoringToolXml() is used on this ProgramInfoContext.
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} ProgramInfoContext;
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/// Initializes a ProgramInfoContext using a previously initialized NcaContext (which must belong to a Program NCA).
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bool programInfoInitializeContext(ProgramInfoContext *out, NcaContext *nca_ctx);
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/// Generates an AuthoringTool-like XML using information from a previously initialized ProgramInfoContext.
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/// If the function succeeds, XML data and size will get saved to the 'authoring_tool_xml' and 'authoring_tool_xml_size' members from the ProgramInfoContext.
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bool programInfoGenerateAuthoringToolXml(ProgramInfoContext *program_info_ctx);
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/// Helper inline functions.
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NX_INLINE void programInfoFreeContext(ProgramInfoContext *program_info_ctx)
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{
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if (!program_info_ctx) return;
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pfsFreeContext(&(program_info_ctx->pfs_ctx));
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npdmFreeContext(&(program_info_ctx->npdm_ctx));
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if (program_info_ctx->nso_ctx)
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{
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for(u32 i = 0; i < program_info_ctx->nso_count; i++) nsoFreeContext(&(program_info_ctx->nso_ctx[i]));
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free(program_info_ctx->nso_ctx);
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}
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if (program_info_ctx->authoring_tool_xml) free(program_info_ctx->authoring_tool_xml);
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memset(program_info_ctx, 0, sizeof(ProgramInfoContext));
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}
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NX_INLINE bool programInfoIsValidContext(ProgramInfoContext *program_info_ctx)
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{
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return (program_info_ctx && program_info_ctx->nca_ctx && npdmIsValidContext(&(program_info_ctx->npdm_ctx)) && program_info_ctx->npdm_ctx.pfs_ctx == &(program_info_ctx->pfs_ctx) && \
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program_info_ctx->nso_count && program_info_ctx->nso_ctx);
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}
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NX_INLINE bool programInfoGenerateNcaPatch(ProgramInfoContext *program_info_ctx)
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{
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return (programInfoIsValidContext(program_info_ctx) && npdmGenerateNcaPatch(&(program_info_ctx->npdm_ctx)));
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}
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NX_INLINE void programInfoWriteNcaPatch(ProgramInfoContext *program_info_ctx, void *buf, u64 buf_size, u64 buf_offset)
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{
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if (program_info_ctx) npdmWriteNcaPatch(&(program_info_ctx->npdm_ctx), buf, buf_size, buf_offset);
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}
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#ifdef __cplusplus
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}
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#endif
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#endif /* __PROGRAM_INFO_H__ */
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