| 86 | } |
| 87 | |
| 88 | static bool profile_buffer_reserve(profile_buffer_t *buffer, size_t extra) { |
| 89 | if (buffer->failed || extra > SIZE_MAX - buffer->length - 1U) { |
| 90 | buffer->failed = true; |
| 91 | return false; |
| 92 | } |
| 93 | size_t required = buffer->length + extra + 1U; |
| 94 | if (required <= buffer->capacity) { |
| 95 | return true; |
| 96 | } |
| 97 | size_t capacity = buffer->capacity ? buffer->capacity : 1024U; |
| 98 | while (capacity < required) { |
| 99 | if (capacity > SIZE_MAX / 2U) { |
| 100 | capacity = required; |
| 101 | break; |
| 102 | } |
| 103 | capacity *= 2U; |
| 104 | } |
| 105 | char *grown = (char *)realloc(buffer->data, capacity); |
| 106 | if (!grown) { |
| 107 | buffer->failed = true; |
| 108 | return false; |
| 109 | } |
| 110 | buffer->data = grown; |
| 111 | buffer->capacity = capacity; |
| 112 | return true; |
| 113 | } |
| 114 | |
| 115 | static bool profile_buffer_append(profile_buffer_t *buffer, const char *text) { |
| 116 | if (!text) { |
no outgoing calls
no test coverage detected