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725e14e91f
Happily passes (size_t)-1 to rom_add_blob_fixed(), which promptly dies attempting to malloc that much. Spotted by Coverity. Bonus fix for ROMs larger than INT_MAX bytes: return ssize_t instead of int. Bug can't bite, because the only user load_aout() limits ROM size to an int value. Signed-off-by: Markus Armbruster <armbru@redhat.com> Signed-off-by: Blue Swirl <blauwirbel@gmail.com>
49 lines
1.9 KiB
C
49 lines
1.9 KiB
C
#ifndef LOADER_H
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#define LOADER_H
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/* loader.c */
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int get_image_size(const char *filename);
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int load_image(const char *filename, uint8_t *addr); /* deprecated */
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int load_image_targphys(const char *filename, target_phys_addr_t, int max_sz);
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int load_elf(const char *filename, uint64_t (*translate_fn)(void *, uint64_t),
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void *translate_opaque, uint64_t *pentry, uint64_t *lowaddr,
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uint64_t *highaddr, int big_endian, int elf_machine,
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int clear_lsb);
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int load_aout(const char *filename, target_phys_addr_t addr, int max_sz,
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int bswap_needed, target_phys_addr_t target_page_size);
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int load_uimage(const char *filename, target_phys_addr_t *ep,
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target_phys_addr_t *loadaddr, int *is_linux);
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ssize_t read_targphys(const char *name,
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int fd, target_phys_addr_t dst_addr, size_t nbytes);
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void pstrcpy_targphys(const char *name,
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target_phys_addr_t dest, int buf_size,
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const char *source);
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int rom_add_file(const char *file, const char *fw_dir,
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target_phys_addr_t addr, int32_t bootindex);
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int rom_add_blob(const char *name, const void *blob, size_t len,
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target_phys_addr_t addr);
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int rom_load_all(void);
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void rom_set_fw(void *f);
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int rom_copy(uint8_t *dest, target_phys_addr_t addr, size_t size);
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void *rom_ptr(target_phys_addr_t addr);
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void do_info_roms(Monitor *mon);
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#define rom_add_file_fixed(_f, _a, _i) \
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rom_add_file(_f, NULL, _a, _i)
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#define rom_add_blob_fixed(_f, _b, _l, _a) \
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rom_add_blob(_f, _b, _l, _a)
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#define PC_ROM_MIN_VGA 0xc0000
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#define PC_ROM_MIN_OPTION 0xc8000
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#define PC_ROM_MAX 0xe0000
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#define PC_ROM_ALIGN 0x800
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#define PC_ROM_SIZE (PC_ROM_MAX - PC_ROM_MIN_VGA)
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int rom_add_vga(const char *file);
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int rom_add_option(const char *file, int32_t bootindex);
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#endif
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