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PayloadLoaderPayload
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Fix size check logic

This commit is contained in:
Maschell 2020-12-15 21:24:09 +01:00
parent 12d4d17c2a
commit 61f5ff067c
1 changed files with 6 additions and 5 deletions
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11
src/utils/ElfUtils.c
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@ -70,8 +70,9 @@ uint32_t load_loader_elf_from_sd(unsigned char *baseAddress, const char *relativ
static bool CheckElfSectionLoadedBetween(void *data_elf, const char *name, uint32_t start_address, uint32_t end_address) {
unsigned int target_addr = 0;
unsigned int len = 0;
if (get_section(data_elf, name, &target_addr, &len, 0) > 0) {
if (get_section(data_elf, name, &len, &target_addr, 0) > 0) {
if (target_addr < start_address || target_addr + len > end_address) {
DEBUG_FUNCTION_LINE("ERROR: target_addr (%08X) < start_address (%08X) || target_addr + len (%08X) > end_address (%08X)", target_addr, start_address, target_addr + len, end_address);
return false;
}
}
@ -79,19 +80,19 @@ static bool CheckElfSectionLoadedBetween(void *data_elf, const char *name, uint3
}
static bool CheckElfLoadedBetween(void *data_elf, uint32_t start_address, uint32_t end_address) {
if (CheckElfSectionLoadedBetween(data_elf, ".text", start_address, end_address)) {
if (!CheckElfSectionLoadedBetween(data_elf, ".text", start_address, end_address)) {
DEBUG_FUNCTION_LINE("ERROR: The .text would be loaded into a invalid location.");
return false;
}
if (CheckElfSectionLoadedBetween(data_elf, ".rodata", start_address, end_address)) {
if (!CheckElfSectionLoadedBetween(data_elf, ".rodata", start_address, end_address)) {
DEBUG_FUNCTION_LINE("ERROR: The .rodata would be loaded into a invalid location.");
return false;
}
if (CheckElfSectionLoadedBetween(data_elf, ".data", start_address, end_address)) {
if (!CheckElfSectionLoadedBetween(data_elf, ".data", start_address, end_address)) {
DEBUG_FUNCTION_LINE("ERROR: The .data would be loaded into a invalid location.");
return false;
}
if (CheckElfSectionLoadedBetween(data_elf, ".bss", start_address, end_address)) {
if (!CheckElfSectionLoadedBetween(data_elf, ".bss", start_address, end_address)) {
DEBUG_FUNCTION_LINE("ERROR: The .bss would be loaded into a invalid location.");
return false;
}