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Improve file reading

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This commit is contained in:
Maschell 2022-08-08 11:48:21 +02:00
parent d2f071a9ae
commit d4dc996f9f
1 changed files with 11 additions and 5 deletions
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16
src/utils/ElfUtils.c
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@ -24,8 +24,13 @@ int32_t LoadFileToMem(const char *filepath, uint8_t **inbuffer, uint32_t *size)
return -1;
}
uint32_t filesize = lseek(iFd, 0, SEEK_END);
lseek(iFd, 0, SEEK_SET);
struct stat file_stat;
int rc = fstat(iFd, &file_stat);
if (rc < 0) {
close(iFd);
return -4;
}
uint32_t filesize = file_stat.st_size;
uint8_t *buffer = (uint8_t *) memalign(0x40, (filesize + 0x3F) & ~(0x3F));
if (buffer == NULL) {
@ -33,7 +38,7 @@ int32_t LoadFileToMem(const char *filepath, uint8_t **inbuffer, uint32_t *size)
return -2;
}
uint32_t blocksize = 0x20000;
uint32_t blocksize = 0x80000;
uint32_t done = 0;
int32_t readBytes = 0;
@ -42,8 +47,9 @@ int32_t LoadFileToMem(const char *filepath, uint8_t **inbuffer, uint32_t *size)
blocksize = filesize - done;
}
readBytes = read(iFd, buffer + done, blocksize);
if (readBytes <= 0)
if (readBytes <= 0) {
break;
}
done += readBytes;
}
@ -74,7 +80,7 @@ static unsigned int get_section(void *data, const char *name, unsigned int *size
uint32_t load_loader_elf_from_sd(unsigned char *baseAddress, const char *relativePath) {
char *elf_data = NULL;
uint32_t fileSize = 0;
if (LoadFileToMem(relativePath, &elf_data, &fileSize) < 0) {
if (LoadFileToMem(relativePath, (uint8_t **) &elf_data, &fileSize) < 0) {
return 0;
}