diff options
Diffstat (limited to 'test/h5test.c')
| -rw-r--r-- | test/h5test.c | 107 |
1 files changed, 87 insertions, 20 deletions
diff --git a/test/h5test.c b/test/h5test.c index 9cca100..1b445dd 100644 --- a/test/h5test.c +++ b/test/h5test.c @@ -2057,23 +2057,23 @@ h5_get_version_string(H5F_libver_t libver) int h5_compare_file_bytes(char *f1name, char *f2name) { - FILE *f1ptr = NULL; /* two file pointers */ - FILE *f2ptr = NULL; - hsize_t f1size = 0; /* size of the files */ - hsize_t f2size = 0; - char f1char = 0; /* one char from each file */ - char f2char = 0; - hsize_t ii = 0; - int ret_value = 0; /* for error handling */ + FILE *f1ptr = NULL; /* two file pointers */ + FILE *f2ptr = NULL; + off_t f1size = 0; /* size of the files */ + off_t f2size = 0; + char f1char = 0; /* one char from each file */ + char f2char = 0; + off_t ii = 0; + int ret_value = 0; /* for error handling */ /* Open files for reading */ - f1ptr = fopen(f1name, "r"); + f1ptr = HDfopen(f1name, "r"); if (f1ptr == NULL) { HDfprintf(stderr, "Unable to fopen() %s\n", f1name); ret_value = -1; goto done; } - f2ptr = fopen(f2name, "r"); + f2ptr = HDfopen(f2name, "r"); if (f2ptr == NULL) { HDfprintf(stderr, "Unable to fopen() %s\n", f2name); ret_value = -1; @@ -2081,11 +2081,11 @@ h5_compare_file_bytes(char *f1name, char *f2name) } /* Get the file sizes and verify that they equal */ - fseek(f1ptr , 0 , SEEK_END); - f1size = ftell(f1ptr); + HDfseek(f1ptr , 0 , SEEK_END); + f1size = HDftell(f1ptr); - fseek(f2ptr , 0 , SEEK_END); - f2size = ftell(f2ptr); + HDfseek(f2ptr , 0 , SEEK_END); + f2size = HDftell(f2ptr); if (f1size != f2size) { HDfprintf(stderr, "Files differ in size, %llu vs. %llu\n", f1size, f2size); @@ -2094,11 +2094,11 @@ h5_compare_file_bytes(char *f1name, char *f2name) } /* Compare each byte and fail if a difference is found */ - rewind(f1ptr); - rewind(f2ptr); + HDrewind(f1ptr); + HDrewind(f2ptr); for (ii = 0; ii < f1size; ii++) { - fread(&f1char, 1, 1, f1ptr); - fread(&f2char, 1, 1, f2ptr); + HDfread(&f1char, 1, 1, f1ptr); + HDfread(&f2char, 1, 1, f2ptr); if (f1char != f2char) { HDfprintf(stderr, "Mismatch @ 0x%llX: 0x%X != 0x%X\n", ii, f1char, f2char); ret_value = -1; @@ -2108,10 +2108,10 @@ h5_compare_file_bytes(char *f1name, char *f2name) done: if (f1ptr) { - fclose(f1ptr); + HDfclose(f1ptr); } if (f2ptr) { - fclose(f2ptr); + HDfclose(f2ptr); } return(ret_value); } /* end h5_compare_file_bytes() */ @@ -2169,3 +2169,70 @@ const char *H5_get_srcdir(void) return(NULL); } /* end H5_get_srcdir() */ +/*------------------------------------------------------------------------- + * Function: h5_duplicate_file_by_bytes + * + * Purpose: Duplicate a file byte-for-byte at filename/path 'orig' + * to a new (or replaced) file at 'dest'. + * + * Return: Success: 0, completed successfully + * Failure: -1 + * + * Programmer: Jake Smith + * 24 June 2020 + * + *------------------------------------------------------------------------- + */ +int +h5_duplicate_file_by_bytes(const char *orig, const char *dest) +{ + FILE *orig_ptr = NULL; + FILE *dest_ptr = NULL; + hsize_t fsize = 0; + hsize_t read_size = 0; + hsize_t max_buf = 0; + void *dup_buf = NULL; + int ret_value = 0; + + max_buf = 4096 * sizeof(char); + + orig_ptr = HDfopen(orig, "r"); + if (NULL == orig_ptr) { + ret_value = -1; + goto done; + } + + HDfseek(orig_ptr , 0 , SEEK_END); + fsize = (hsize_t)HDftell(orig_ptr); + HDrewind(orig_ptr); + + dest_ptr = HDfopen(dest, "w"); + if (NULL == dest_ptr) { + ret_value = -1; + goto done; + } + + read_size = MIN(fsize, max_buf); + dup_buf = HDmalloc(read_size); + if (NULL == dup_buf) { + ret_value = -1; + goto done; + } + + while (read_size > 0) { + HDfread(dup_buf, read_size, 1, orig_ptr); /* warning: no error-check */ + HDfwrite(dup_buf, read_size, 1, dest_ptr); + fsize -= read_size; + read_size = MIN(fsize, max_buf); + } + +done: + if (orig_ptr != NULL) + HDfclose(orig_ptr); + if (dest_ptr != NULL) + HDfclose(dest_ptr); + if (dup_buf != NULL) + HDfree(dup_buf); + return ret_value; +} /* end h5_duplicate_file_by_bytes() */ + |